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Posted to commits@brooklyn.apache.org by he...@apache.org on 2015/08/19 13:10:05 UTC

[47/72] [abbrv] incubator-brooklyn git commit: BROOKLYN-162 - jclouds last few package prefixes needed, and tidy in core and elsewhere related (or observed in the process)

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/AggregatingMachineProvisioningLocationTest.java
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diff --git a/core/src/test/java/org/apache/brooklyn/location/core/AggregatingMachineProvisioningLocationTest.java b/core/src/test/java/org/apache/brooklyn/location/core/AggregatingMachineProvisioningLocationTest.java
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--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/AggregatingMachineProvisioningLocationTest.java
@@ -0,0 +1,117 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.fail;
+
+import java.util.Map;
+
+import org.apache.brooklyn.api.location.Location;
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.api.location.MachineProvisioningLocation;
+import org.apache.brooklyn.api.location.NoMachinesAvailableException;
+import org.apache.brooklyn.core.mgmt.internal.LocalManagementContext;
+import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
+import org.apache.brooklyn.entity.core.Entities;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
+import org.apache.brooklyn.location.core.AggregatingMachineProvisioningLocation;
+import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation.LocalhostMachine;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+
+public class AggregatingMachineProvisioningLocationTest {
+
+    
+    private LocalManagementContext managementContext;
+    private AggregatingMachineProvisioningLocation<LocalhostMachine> aggregator;
+    private LocalhostMachine machine1a;
+    private LocalhostMachine machine1b;
+    private LocalhostMachine machine2a;
+    private LocalhostMachine machine2b;
+    private MachineProvisioningLocation<LocalhostMachine> provisioner1;
+    private MachineProvisioningLocation<LocalhostMachine> provisioner2;
+    
+    @BeforeMethod(alwaysRun=true)
+    @SuppressWarnings("unchecked")
+    public void setUp() {
+        managementContext = new LocalManagementContextForTests();
+        machine1a = newLocation(LocalhostMachine.class, "1a");
+        machine1b = newLocation(LocalhostMachine.class, "1b");
+        machine2a = newLocation(LocalhostMachine.class, "2a");
+        machine2b = newLocation(LocalhostMachine.class, "2b");
+        provisioner1 = newLocation(FixedListMachineProvisioningLocation.class, ImmutableMap.of("machines", ImmutableList.of(machine1a, machine1b)));
+        provisioner2 = newLocation(FixedListMachineProvisioningLocation.class, ImmutableMap.of("machines", ImmutableList.of(machine2a, machine2b)));
+    }
+    
+    @AfterMethod(alwaysRun=true)
+    public void tearDown() {
+        if (managementContext != null) Entities.destroyAll(managementContext);
+    }
+
+    @Test
+    @SuppressWarnings("unchecked")
+    public void testObtainAndRelease() throws Exception {
+        aggregator = newLocation(AggregatingMachineProvisioningLocation.class, ImmutableMap.of("provisioners", ImmutableList.of(provisioner1, provisioner2)));
+        assertEquals(aggregator.obtain(), machine1a);
+        assertEquals(aggregator.obtain(), machine2a);
+        assertEquals(aggregator.obtain(), machine1b);
+        assertEquals(aggregator.obtain(), machine2b);
+        
+        try {
+            aggregator.obtain();
+            fail();
+        } catch (NoMachinesAvailableException e) {
+            // success
+        }
+        
+        aggregator.release(machine2b);
+        assertEquals(aggregator.obtain(), machine2b);
+    }
+
+    @Test
+    @SuppressWarnings("unchecked")
+    public void testReleaseWhenNotHeldThrows() throws Exception {
+        aggregator = newLocation(AggregatingMachineProvisioningLocation.class, ImmutableMap.of("provisioners", ImmutableList.of(provisioner1, provisioner2)));
+        try {
+            aggregator.release(machine1a);
+            fail();
+        } catch (IllegalStateException e) {
+            if (!e.toString().contains("machine is not currently allocated")) throw e;
+        }
+    }
+
+    private <T extends Location> T newLocation(Class<T> clazz, String displayName) {
+        return newLocation(clazz, displayName, ImmutableMap.of());
+    }
+
+    private <T extends Location> T newLocation(Class<T> clazz, Map<?,?> config) {
+        return newLocation(clazz, "mydisplayname", config);
+    }
+    
+    private <T extends Location> T newLocation(Class<T> clazz, String displayName, Map<?,?> config) {
+        return managementContext.getLocationManager().createLocation(LocationSpec.create(clazz)
+                .displayName(displayName)
+                .configure(config));
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LegacyAbstractLocationTest.java
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diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LegacyAbstractLocationTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LegacyAbstractLocationTest.java
new file mode 100644
index 0000000..d5d5ae7
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LegacyAbstractLocationTest.java
@@ -0,0 +1,151 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNotEquals;
+import static org.testng.Assert.assertTrue;
+
+import java.util.Collections;
+import java.util.Map;
+
+import org.apache.brooklyn.location.core.AbstractLocation;
+import org.apache.brooklyn.util.collections.MutableMap;
+import org.apache.brooklyn.util.core.flags.SetFromFlag;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.Test;
+
+import com.google.common.collect.ImmutableList;
+
+public class LegacyAbstractLocationTest {
+
+    private static class ConcreteLocation extends AbstractLocation {
+        @SetFromFlag(defaultVal="mydefault")
+        String myfield;
+
+        public ConcreteLocation() {
+            super();
+        }
+
+        public ConcreteLocation(Map properties) {
+            super(properties);
+        }
+    }
+
+    @AfterMethod(alwaysRun = true)
+    public void tearDown(){
+        // nothing to tear down; did not create a management context
+    }
+
+    @Test
+    public void testEquals() {
+        AbstractLocation l1 = new ConcreteLocation(MutableMap.of("id", "1", "name", "bob"));
+        AbstractLocation l2 = new ConcreteLocation(MutableMap.of("id", "1", "name", "frank"));
+        AbstractLocation l3 = new ConcreteLocation(MutableMap.of("id", "2", "name", "frank"));
+        assertEquals(l1, l2);
+        assertNotEquals(l2, l3);
+    }
+
+    @Test
+    public void nullNameAndParentLocationIsAcceptable() {
+        AbstractLocation location = new ConcreteLocation(MutableMap.of("name", null, "parentLocation", null));
+        assertEquals(location.getDisplayName(), null);
+        assertEquals(location.getParent(), null);
+    }
+
+    @Test
+    public void testSettingParentLocation() {
+        AbstractLocation location = new ConcreteLocation();
+        AbstractLocation locationSub = new ConcreteLocation();
+        locationSub.setParent(location);
+        
+        assertEquals(ImmutableList.copyOf(location.getChildren()), ImmutableList.of(locationSub));
+        assertEquals(locationSub.getParent(), location);
+    }
+
+    @Test
+    public void testClearingParentLocation() {
+        AbstractLocation location = new ConcreteLocation();
+        AbstractLocation locationSub = new ConcreteLocation();
+        locationSub.setParent(location);
+        
+        locationSub.setParent(null);
+        assertEquals(ImmutableList.copyOf(location.getChildren()), Collections.emptyList());
+        assertEquals(locationSub.getParent(), null);
+    }
+    
+    @Test
+    public void testContainsLocation() {
+        AbstractLocation location = new ConcreteLocation();
+        AbstractLocation locationSub = new ConcreteLocation();
+        locationSub.setParent(location);
+        
+        assertTrue(location.containsLocation(location));
+        assertTrue(location.containsLocation(locationSub));
+        assertFalse(locationSub.containsLocation(location));
+    }
+
+
+    @Test
+    public void queryingNameReturnsNameGivenInConstructor() {
+        String name = "Outer Mongolia";
+        AbstractLocation location = new ConcreteLocation(MutableMap.of("name", "Outer Mongolia"));
+        assertEquals(location.getDisplayName(), name);;
+    }
+
+    @Test
+    public void constructorParentLocationReturnsExpectedLocation() {
+        AbstractLocation parent = new ConcreteLocation(MutableMap.of("name", "Middle Earth"));
+        AbstractLocation child = new ConcreteLocation(MutableMap.of("name", "The Shire", "parentLocation", parent));
+        assertEquals(child.getParent(), parent);
+        assertEquals(ImmutableList.copyOf(parent.getChildren()), ImmutableList.of(child));
+    }
+
+    @Test
+    public void setParentLocationReturnsExpectedLocation() {
+        AbstractLocation parent = new ConcreteLocation(MutableMap.of("name", "Middle Earth"));
+        AbstractLocation child = new ConcreteLocation(MutableMap.of("name", "The Shire"));
+        child.setParent(parent);
+        assertEquals(child.getParent(), parent);
+        assertEquals(ImmutableList.copyOf(parent.getChildren()), ImmutableList.of(child));
+    }
+    
+    @Test
+    public void testAddChildToParentLocationReturnsExpectedLocation() {
+        AbstractLocation parent = new ConcreteLocation(MutableMap.of("id", "1"));
+        AbstractLocation child = new ConcreteLocation(MutableMap.of("id", "2"));
+        parent.addChild(child);
+        assertEquals(child.getParent(), parent);
+        assertEquals(ImmutableList.copyOf(parent.getChildren()), ImmutableList.of(child));
+    }
+
+    @Test
+    public void testFieldSetFromFlag() {
+        ConcreteLocation loc = new ConcreteLocation(MutableMap.of("myfield", "myval"));
+        assertEquals(loc.myfield, "myval");
+    }
+    
+    @Test
+    public void testFieldSetFromFlagUsesDefault() {
+        ConcreteLocation loc = new ConcreteLocation();
+        assertEquals(loc.myfield, "mydefault");
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigTest.java
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diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigTest.java
new file mode 100644
index 0000000..3a953f7
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigTest.java
@@ -0,0 +1,204 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.api.mgmt.ManagementContext;
+import org.apache.brooklyn.config.ConfigKey;
+import org.apache.brooklyn.core.config.ConfigKeys;
+import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.location.core.AbstractLocation;
+import org.apache.brooklyn.location.core.internal.LocationInternal;
+import org.apache.brooklyn.util.core.flags.SetFromFlag;
+import org.testng.Assert;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+import com.google.common.collect.ImmutableMap;
+
+public class LocationConfigTest {
+
+    // TODO Duplication of LocationConfigTest, but with locations instead of entities
+    
+    private ManagementContext managementContext;
+
+    @BeforeMethod(alwaysRun=true)
+    public void setUp() throws Exception {
+        managementContext = LocalManagementContextForTests.newInstance();
+    }
+    
+    @AfterMethod(alwaysRun=true)
+    public void tearDown() {
+        if (managementContext != null) Entities.destroyAll(managementContext);
+    }
+
+    @Test
+    public void testConfigBagContainsMatchesForConfigKeyName() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("mylocation.myconfig", "myval1")
+                .configure("mylocation.myconfigwithflagname", "myval2"));
+        
+        assertEquals(loc.config().getBag().getAllConfig(), ImmutableMap.of("mylocation.myconfig", "myval1", "mylocation.myconfigwithflagname", "myval2"));
+        assertEquals(loc.config().getLocalBag().getAllConfig(), ImmutableMap.of("mylocation.myconfig", "myval1", "mylocation.myconfigwithflagname", "myval2"));
+        Assert.assertEquals(loc.getAllConfig(true), ImmutableMap.of("mylocation.myconfig", "myval1", "mylocation.myconfigwithflagname", "myval2"));
+        Assert.assertEquals(loc.getAllConfig(false), ImmutableMap.of("mylocation.myconfig", "myval1", "mylocation.myconfigwithflagname", "myval2"));
+    }
+
+    // TODO Note difference compared to Location, where both flag-name + config-key-name are in the ConfigBag
+    @Test
+    public void testConfigBagContainsMatchesForFlagName() throws Exception {
+        // Prefers flag-name, over config-key's name
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("myconfigflagname", "myval"));
+        
+        assertEquals(loc.config().getBag().getAllConfig(), ImmutableMap.of("mylocation.myconfigwithflagname", "myval", "myconfigflagname", "myval"));
+        assertEquals(loc.config().getLocalBag().getAllConfig(), ImmutableMap.of("mylocation.myconfigwithflagname", "myval", "myconfigflagname", "myval"));
+        Assert.assertEquals(loc.getAllConfig(true), ImmutableMap.of("mylocation.myconfigwithflagname", "myval", "myconfigflagname", "myval"));
+        Assert.assertEquals(loc.getAllConfig(false), ImmutableMap.of("mylocation.myconfigwithflagname", "myval", "myconfigflagname", "myval"));
+    }
+
+    @Test
+    public void testConfigBagContainsUnmatched() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("notThere", "notThereVal"));
+        
+        assertEquals(loc.config().getBag().getAllConfig(), ImmutableMap.of("notThere", "notThereVal"));
+        assertEquals(loc.config().getLocalBag().getAllConfig(), ImmutableMap.of("notThere", "notThereVal"));
+        Assert.assertEquals(loc.getAllConfig(true), ImmutableMap.of("notThere", "notThereVal"));
+        Assert.assertEquals(loc.getAllConfig(false), ImmutableMap.of("notThere", "notThereVal"));
+    }
+    
+    // TODO Note difference from entity: child's bag contains both the flag-name and the config-key-name
+    @Test
+    public void testChildConfigBagInheritsUnmatchedAtParent() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("mychildlocation.myconfig", "myval1")
+                .configure("notThere", "notThereVal"));
+
+        LocationInternal child = managementContext.getLocationManager().createLocation(LocationSpec.create(MyChildLocation.class)
+                .parent(loc));
+
+        assertEquals(child.config().getBag().getAllConfig(), ImmutableMap.of("mychildlocation.myconfig", "myval1", "notThere", "notThereVal"));
+        assertEquals(child.config().getLocalBag().getAllConfig(), ImmutableMap.of());
+        Assert.assertEquals(child.getAllConfig(true), ImmutableMap.of("mychildlocation.myconfig", "myval1", "notThere", "notThereVal"));
+        Assert.assertEquals(child.getAllConfig(false), ImmutableMap.of());
+    }
+    
+    // TODO Fails for location, but passes for entity; not worth fixing here; locations will soon be entities!
+    @Test(groups="WIP")
+    public void testChildConfigBagInheritsFlagNameFromParentSetsOwnConfigKey() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("mychildconfigflagname", "myval"));
+
+        LocationInternal child = managementContext.getLocationManager().createLocation(LocationSpec.create(MyChildLocation.class)
+                .parent(loc));
+
+        assertEquals(child.config().getBag().getAllConfig(), ImmutableMap.of("mychildlocation.myconfigwithflagname", "myval"));
+        assertEquals(child.config().getLocalBag().getAllConfig(), ImmutableMap.of());
+        Assert.assertEquals(child.getAllConfig(true), ImmutableMap.of("mychildlocation.myconfigwithflagname", "myval"));
+        Assert.assertEquals(child.getAllConfig(false), ImmutableMap.of());
+    }
+    
+    @Test
+    public void testChildInheritsFromParent() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("mylocation.myconfig", "myval1"));
+
+        LocationInternal child = managementContext.getLocationManager().createLocation(LocationSpec.create(MyChildLocation.class)
+                .parent(loc));
+
+        assertEquals(child.config().getBag().getAllConfig(), ImmutableMap.of("mylocation.myconfig", "myval1"));
+        assertEquals(child.config().getLocalBag().getAllConfig(), ImmutableMap.of());
+        Assert.assertEquals(child.getAllConfig(true), ImmutableMap.of("mylocation.myconfig", "myval1"));
+        Assert.assertEquals(child.getAllConfig(false), ImmutableMap.of());
+    }
+    
+    @Test
+    public void testChildCanOverrideConfigUsingKeyName() throws Exception {
+        LocationInternal location = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("mychildlocation.myconfigwithflagname", "myval")
+                .configure("notThere", "notThereVal"));
+
+        LocationInternal child = managementContext.getLocationManager().createLocation(LocationSpec.create(MyChildLocation.class)
+                .parent(location)
+                .configure("mychildlocation.myconfigwithflagname", "overrideMyval")
+                .configure("notThere", "overrideNotThereVal"));
+
+        assertEquals(child.config().getBag().getAllConfig(), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "notThere", "overrideNotThereVal"));
+        assertEquals(child.config().getLocalBag().getAllConfig(), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "notThere", "overrideNotThereVal"));
+        Assert.assertEquals(child.getAllConfig(true), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "notThere", "overrideNotThereVal"));
+        Assert.assertEquals(child.getAllConfig(false), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "notThere", "overrideNotThereVal"));
+    }
+    
+    // TODO Note difference compared to Location, where both flag-name + config-key-name are in the ConfigBag
+    @Test
+    public void testChildCanOverrideConfigUsingFlagName() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class)
+                .configure("mychildlocation.myconfigwithflagname", "myval"));
+
+        LocationInternal child = managementContext.getLocationManager().createLocation(LocationSpec.create(MyChildLocation.class)
+                .parent(loc)
+                .configure("mychildconfigflagname", "overrideMyval"));
+
+        assertEquals(child.config().getBag().getAllConfig(), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "mychildconfigflagname", "overrideMyval"));
+        assertEquals(child.config().getLocalBag().getAllConfig(), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "mychildconfigflagname", "overrideMyval"));
+        Assert.assertEquals(child.getAllConfig(true), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "mychildconfigflagname", "overrideMyval"));
+        Assert.assertEquals(child.getAllConfig(false), ImmutableMap.of("mychildlocation.myconfigwithflagname", "overrideMyval", "mychildconfigflagname", "overrideMyval"));
+    }
+    
+    @Test
+    public void testLocationCanOverrideConfigDefaultValue() throws Exception {
+        LocationInternal loc = managementContext.getLocationManager().createLocation(LocationSpec.create(MyLocation.class));
+        LocationInternal subloc = managementContext.getLocationManager().createLocation(LocationSpec.create(MySubLocation.class));
+
+        Assert.assertEquals(loc.getConfig(MyLocation.MY_CONFIG_WITH_DEFAULT), "mydefault");
+        Assert.assertEquals(loc.getConfig(ConfigKeys.newStringConfigKey("mylocation.myconfigwithdefault", "", "differentdefault")), "mydefault");
+        
+        Assert.assertEquals(subloc.getConfig(MySubLocation.MY_CONFIG_WITH_DEFAULT), "mysubdefault");
+        Assert.assertEquals(subloc.getConfig(MyLocation.MY_CONFIG_WITH_DEFAULT), "mysubdefault");
+    }
+    
+    @SuppressWarnings("serial")
+    public static class MyLocation extends AbstractLocation {
+        public static final ConfigKey<String> MY_CONFIG = ConfigKeys.newStringConfigKey("mylocation.myconfig");
+
+        @SetFromFlag("myconfigflagname")
+        public static final ConfigKey<String> MY_CONFIG_WITH_FLAGNAME = ConfigKeys.newStringConfigKey("mylocation.myconfigwithflagname");
+        
+        public static final ConfigKey<String> MY_CONFIG_WITH_DEFAULT = ConfigKeys.newStringConfigKey("mylocation.myconfigwithdefault", "", "mydefault");
+    }
+    
+    @SuppressWarnings("serial")
+    public static class MyChildLocation extends AbstractLocation {
+        public static final ConfigKey<String> MY_CHILD_CONFIG = ConfigKeys.newStringConfigKey("mychildlocation.myconfig");
+
+        @SetFromFlag("mychildconfigflagname")
+        public static final ConfigKey<String> MY_CHILD_CONFIG_WITH_FLAGNAME = ConfigKeys.newStringConfigKey("mychildlocation.myconfigwithflagname");
+    }
+    
+    @SuppressWarnings("serial")
+    public static class MySubLocation extends MyLocation {
+        public static final ConfigKey<String> MY_CONFIG_WITH_DEFAULT = ConfigKeys.newConfigKeyWithDefault(MyLocation.MY_CONFIG_WITH_DEFAULT, "mysubdefault");
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigUtilsTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigUtilsTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigUtilsTest.java
new file mode 100644
index 0000000..e22ae12
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationConfigUtilsTest.java
@@ -0,0 +1,156 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
+
+import java.io.File;
+
+import org.apache.brooklyn.location.core.LocationConfigKeys;
+import org.apache.brooklyn.location.core.LocationConfigUtils;
+import org.apache.brooklyn.util.core.config.ConfigBag;
+import org.testng.Assert;
+import org.testng.annotations.Test;
+
+@Test
+public class LocationConfigUtilsTest {
+
+    // set these system properties differently if needed to fix your tests
+    public static final String SSH_PRIVATE_KEY_FILE_WITH_TILDE = System.getProperty("sshPrivateKey", "~/.ssh/id_rsa");
+    public static final String SSH_PUBLIC_KEY_FILE_WITH_TILDE = System.getProperty("sshPublicKey", "~/.ssh/id_rsa.pub");
+    // these should work as they are on classpath
+    public static final String SSH_PRIVATE_KEY_FILE_WITH_PASSPHRASE = System.getProperty("sshPrivateKeyWithPassphrase", "/brooklyn/util/crypto/sample_rsa_passphrase.pem");
+    public static final String SSH_PRIVATE_KEY_FILE = System.getProperty("sshPrivateKeySample", "/org/apache/brooklyn/location/basic/sample_id_rsa");
+    public static final String SSH_PUBLIC_KEY_FILE = System.getProperty("sshPublicKeySample", "/org/apache/brooklyn/location/basic/sample_id_rsa.pub");
+    
+    public void testPreferPrivateKeyDataOverFile() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_DATA, "mydata");
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, SSH_PRIVATE_KEY_FILE);
+        
+        LocationConfigUtils.OsCredential creds = LocationConfigUtils.getOsCredential(config).doKeyValidation(false);
+        Assert.assertTrue(creds.hasKey());
+        // warnings, as it is malformed
+        Assert.assertFalse(creds.getWarningMessages().isEmpty());
+
+        String data = creds.getPrivateKeyData();
+        assertEquals(data, "mydata");
+    }
+
+    @Test(expectedExceptions=IllegalStateException.class)
+    public void testInvalidKeyData() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_DATA, "mydata");
+        
+        LocationConfigUtils.OsCredential creds = LocationConfigUtils.getOsCredential(config).doKeyValidation(false);
+        Assert.assertTrue(creds.hasKey());
+        Assert.assertFalse(creds.getWarningMessages().isEmpty());
+        
+        creds.checkNoErrors();
+    }
+
+    public void testPreferPublicKeyDataOverFileAndNoPrivateKeyRequired() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PUBLIC_KEY_DATA, "mydata");
+        config.put(LocationConfigKeys.PUBLIC_KEY_FILE, SSH_PUBLIC_KEY_FILE);
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, "");
+        
+        LocationConfigUtils.OsCredential creds = LocationConfigUtils.getOsCredential(config);
+        String data = creds.getPublicKeyData();
+        assertEquals(data, "mydata");
+        Assert.assertNull(creds.getPreferredCredential());
+        Assert.assertFalse(creds.hasPassword());
+        Assert.assertFalse(creds.hasKey());
+        // and not even any warnings here
+        Assert.assertTrue(creds.getWarningMessages().isEmpty());
+    }
+    
+    @Test(groups="Integration")  // requires ~/.ssh/id_rsa
+    public void testReadsPrivateKeyFileWithTildePath() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, SSH_PRIVATE_KEY_FILE_WITH_TILDE);
+
+        // don't mind if it has a passphrase
+        String data = LocationConfigUtils.getOsCredential(config).doKeyValidation(false).getPreferredCredential();
+        assertTrue(data != null && data.length() > 0);
+    }
+    
+    @Test(groups="Integration")
+    public void testReadsPrivateKeyFileWithPassphrase() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, SSH_PRIVATE_KEY_FILE_WITH_PASSPHRASE);
+
+        LocationConfigUtils.OsCredential cred = LocationConfigUtils.getOsCredential(config).doKeyValidation(false);
+        String data = cred.getPreferredCredential();
+        assertTrue(data != null && data.length() > 0);
+        Assert.assertFalse(data.isEmpty());
+        
+        cred.doKeyValidation(true);
+        try {
+            cred.checkNoErrors();
+            Assert.fail("check should fail as passphrase needed");
+        } catch (IllegalStateException exception) {
+        }
+
+        config.put(LocationConfigKeys.PRIVATE_KEY_PASSPHRASE, "passphrase");
+        cred.checkNoErrors();
+        
+        config.put(LocationConfigKeys.PRIVATE_KEY_PASSPHRASE, "wrong_passphrase");
+        try {
+            cred.checkNoErrors();
+            Assert.fail("check should fail as passphrase needed");
+        } catch (IllegalStateException exception) {
+        }
+    }
+    
+    public void testReadsPrivateKeyFileWithMultipleColonSeparatedFilesWithGoodLast() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, "/path/does/not/exist"+File.pathSeparator+SSH_PRIVATE_KEY_FILE);
+        
+        String data = LocationConfigUtils.getOsCredential(config).getPreferredCredential();
+        assertTrue(data != null && data.length() > 0);
+    }
+    
+    public void testReadsPrivateKeyFileWithMultipleColonSeparatedFilesWithGoodFirst() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, SSH_PRIVATE_KEY_FILE+File.pathSeparator+"/path/does/not/exist");
+
+        String data = LocationConfigUtils.getOsCredential(config).getPreferredCredential();
+        assertTrue(data != null && data.length() > 0);
+    }
+    
+    @Test(groups="Integration")  // requires ~/.ssh/id_rsa
+    public void testReadsPublicKeyFileWithTildePath() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PUBLIC_KEY_FILE, SSH_PUBLIC_KEY_FILE_WITH_TILDE);
+        
+        // don't mind if it has a passphrase
+        String data = LocationConfigUtils.getOsCredential(config).doKeyValidation(false).getPublicKeyData();
+        assertTrue(data != null && data.length() > 0);
+    }
+    
+    public void testInfersPublicKeyFileFromPrivateKeyFile() throws Exception {
+        ConfigBag config = ConfigBag.newInstance();
+        config.put(LocationConfigKeys.PRIVATE_KEY_FILE, SSH_PRIVATE_KEY_FILE);
+        
+        String data = LocationConfigUtils.getOsCredential(config).getPublicKeyData();
+        assertTrue(data != null && data.length() > 0);
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationExtensionsTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationExtensionsTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationExtensionsTest.java
new file mode 100644
index 0000000..3b784e2
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationExtensionsTest.java
@@ -0,0 +1,187 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
+
+import org.apache.brooklyn.api.location.Location;
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.api.mgmt.ManagementContext;
+import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.location.core.AbstractLocation;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+public class LocationExtensionsTest {
+
+    public static class ConcreteLocation extends AbstractLocation {
+        private static final long serialVersionUID = 2407231019435442876L;
+
+        public ConcreteLocation() {
+            super();
+        }
+    }
+
+    public interface MyExtension {
+    }
+    
+    public static class MyExtensionImpl implements MyExtension {
+    }
+    
+    private ManagementContext mgmt;
+
+    @BeforeMethod(alwaysRun=true)
+    public void setUp() throws Exception {
+        mgmt = new LocalManagementContextForTests();
+    }
+    
+    @AfterMethod(alwaysRun = true)
+    public void tearDown(){
+        if (mgmt!=null) Entities.destroyAll(mgmt);
+    }
+
+    private ConcreteLocation createConcrete() {
+        return mgmt.getLocationManager().createLocation(LocationSpec.create(ConcreteLocation.class));
+    }
+    
+    @SuppressWarnings({ "unchecked", "rawtypes" })
+    private ConcreteLocation createConcrete(Class<?> extensionType, Object extension) {
+        // this cast is needed to make IntelliJ happy
+        return (ConcreteLocation) mgmt.getLocationManager().createLocation(LocationSpec.create(ConcreteLocation.class).extension((Class)extensionType, extension));
+    }
+    
+    @Test
+    public void testHasExtensionWhenMissing() {
+        Location loc = createConcrete();
+        assertFalse(loc.hasExtension(MyExtension.class));
+    }
+
+    @Test
+    public void testWhenExtensionPresent() {
+        MyExtension extension = new MyExtensionImpl();
+        ConcreteLocation loc = createConcrete();
+        loc.addExtension(MyExtension.class, extension);
+        
+        assertTrue(loc.hasExtension(MyExtension.class));
+        assertEquals(loc.getExtension(MyExtension.class), extension);
+    }
+
+    @Test
+    public void testAddExtensionThroughLocationSpec() {
+        MyExtension extension = new MyExtensionImpl();
+        Location loc = createConcrete(MyExtension.class, extension);
+        
+        assertTrue(loc.hasExtension(MyExtension.class));
+        assertEquals(loc.getExtension(MyExtension.class), extension);
+    }
+
+    @Test
+    public void testGetExtensionWhenMissing() {
+        Location loc = createConcrete();
+
+        try {
+            loc.getExtension(MyExtension.class);
+            fail();
+        } catch (IllegalArgumentException e) {
+            // success
+        }
+        
+        try {
+            loc.getExtension(null);
+            fail();
+        } catch (NullPointerException e) {
+            // success
+        }
+    }
+
+    @Test
+    public void testWhenExtensionDifferent() {
+        MyExtension extension = new MyExtensionImpl();
+        ConcreteLocation loc = createConcrete();
+        loc.addExtension(MyExtension.class, extension);
+        
+        assertFalse(loc.hasExtension(Object.class));
+        
+        try {
+            loc.getExtension(Object.class);
+            fail();
+        } catch (IllegalArgumentException e) {
+            // success
+        }
+    }
+
+    @Test
+    @SuppressWarnings({ "unchecked", "rawtypes" })
+    public void testAddExtensionIllegally() {
+        MyExtension extension = new MyExtensionImpl();
+        ConcreteLocation loc = createConcrete();
+        
+        try {
+            loc.addExtension((Class)MyExtension.class, "not an extension");
+            fail();
+        } catch (IllegalArgumentException e) {
+            // success
+        }
+        
+        try {
+            loc.addExtension(MyExtension.class, null);
+            fail();
+        } catch (NullPointerException e) {
+            // success
+        }
+        
+        try {
+            loc.addExtension(null, extension);
+            fail();
+        } catch (NullPointerException e) {
+            // success
+        }
+    }
+
+    @Test
+    public void testAddExtensionThroughLocationSpecIllegally() {
+        MyExtension extension = new MyExtensionImpl();
+        
+        try {
+            Location loc = createConcrete(MyExtension.class, "not an extension");
+            fail("loc="+loc);
+        } catch (IllegalArgumentException e) {
+            // success
+        }
+        
+        try {
+            Location loc = createConcrete(MyExtension.class, null);
+            fail("loc="+loc);
+        } catch (NullPointerException e) {
+            // success
+        }
+        
+        try {
+            Location loc = createConcrete(null, extension);
+            fail("loc="+loc);
+        } catch (NullPointerException e) {
+            // success
+        }
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationManagementTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationManagementTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationManagementTest.java
new file mode 100644
index 0000000..78a8cfc
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationManagementTest.java
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNull;
+import static org.testng.Assert.assertSame;
+import static org.testng.Assert.assertTrue;
+
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.api.mgmt.LocationManager;
+import org.apache.brooklyn.core.test.BrooklynAppUnitTestSupport;
+import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
+import org.apache.brooklyn.location.ssh.SshMachineLocation;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Iterables;
+
+public class LocationManagementTest extends BrooklynAppUnitTestSupport {
+
+    private LocationManager locationManager;
+
+    @BeforeMethod(alwaysRun=true)
+    @Override
+    public void setUp() throws Exception {
+        super.setUp();
+        locationManager = mgmt.getLocationManager();
+    }
+    
+    @Test
+    public void testCreateLocationUsingSpec() {
+        SshMachineLocation loc = locationManager.createLocation(LocationSpec.create(SshMachineLocation.class)
+                .configure("address", "1.2.3.4"));
+        
+        assertEquals(loc.getAddress().getHostAddress(), "1.2.3.4");
+        assertSame(locationManager.getLocation(loc.getId()), loc);
+    }
+    
+    @Test
+    public void testCreateLocationUsingResolver() {
+        String spec = "byon:(hosts=\"1.1.1.1\")";
+        FixedListMachineProvisioningLocation<SshMachineLocation> loc = (FixedListMachineProvisioningLocation<SshMachineLocation>) mgmt.getLocationRegistry().resolve(spec);
+        SshMachineLocation machine = Iterables.getOnlyElement(loc.getAllMachines());
+        
+        assertSame(locationManager.getLocation(loc.getId()), loc);
+        assertSame(locationManager.getLocation(machine.getId()), machine);
+    }
+    
+    @Test
+    public void testChildrenOfManagedLocationAutoManaged() {
+        String spec = "byon:(hosts=\"1.1.1.1\")";
+        FixedListMachineProvisioningLocation<SshMachineLocation> loc = (FixedListMachineProvisioningLocation<SshMachineLocation>) mgmt.getLocationRegistry().resolve(spec);
+        SshMachineLocation machine = new SshMachineLocation(ImmutableMap.of("address", "1.2.3.4"));
+
+        loc.addChild(machine);
+        assertSame(locationManager.getLocation(machine.getId()), machine);
+        assertTrue(machine.isManaged());
+        
+        loc.removeChild(machine);
+        assertNull(locationManager.getLocation(machine.getId()));
+        assertFalse(machine.isManaged());
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationPredicatesTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationPredicatesTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationPredicatesTest.java
new file mode 100644
index 0000000..d63aaac
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationPredicatesTest.java
@@ -0,0 +1,102 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+
+import org.apache.brooklyn.api.location.Location;
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.core.mgmt.internal.LocalManagementContext;
+import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
+import org.apache.brooklyn.core.test.entity.TestEntity;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.location.core.LocationPredicates;
+import org.apache.brooklyn.location.core.Locations;
+import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
+import org.apache.brooklyn.location.ssh.SshMachineLocation;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+public class LocationPredicatesTest {
+
+    private LocalManagementContext managementContext;
+    private LocalhostMachineProvisioningLocation loc;
+    private SshMachineLocation childLoc;
+    private Location grandchildLoc;
+    
+    @BeforeMethod(alwaysRun=true)
+    public void setUp() throws Exception {
+        managementContext = LocalManagementContextForTests.newInstance();
+        loc = (LocalhostMachineProvisioningLocation) managementContext.getLocationRegistry().resolve("localhost:(name=mydisplayname)");
+        childLoc = loc.obtain();
+        grandchildLoc = managementContext.getLocationManager().createLocation(LocationSpec.create(SimulatedLocation.class).parent(childLoc));
+    }
+
+    @AfterMethod(alwaysRun=true)
+    public void tearDown() throws Exception {
+        if (managementContext != null) Entities.destroyAll(managementContext);
+    }
+    
+    @Test
+    public void testIdEqualTo() throws Exception {
+        assertTrue(LocationPredicates.idEqualTo(loc.getId()).apply(loc));
+        assertFalse(LocationPredicates.idEqualTo("wrongid").apply(loc));
+    }
+    
+    @Test
+    public void testConfigEqualTo() throws Exception {
+        loc.setConfig(TestEntity.CONF_NAME, "myname");
+        assertTrue(LocationPredicates.configEqualTo(TestEntity.CONF_NAME, "myname").apply(loc));
+        assertFalse(LocationPredicates.configEqualTo(TestEntity.CONF_NAME, "wrongname").apply(loc));
+    }
+    
+    @Test
+    public void testDisplayNameEqualTo() throws Exception {
+        assertTrue(LocationPredicates.displayNameEqualTo("mydisplayname").apply(loc));
+        assertFalse(LocationPredicates.displayNameEqualTo("wrongname").apply(loc));
+    }
+    
+    @Test
+    public void testIsChildOf() throws Exception {
+        assertTrue(LocationPredicates.isChildOf(loc).apply(childLoc));
+        assertFalse(LocationPredicates.isChildOf(loc).apply(loc));
+        assertFalse(LocationPredicates.isChildOf(childLoc).apply(loc));
+    }
+    
+    @Test
+    public void testIsDescendantOf() throws Exception {
+        assertTrue(LocationPredicates.isDescendantOf(loc).apply(grandchildLoc));
+        assertTrue(LocationPredicates.isDescendantOf(loc).apply(childLoc));
+        assertFalse(LocationPredicates.isDescendantOf(loc).apply(loc));
+        assertFalse(LocationPredicates.isDescendantOf(childLoc).apply(loc));
+    }
+    
+    @Test
+    public void testManaged() throws Exception {
+        // TODO get exception in LocalhostMachineProvisioningLocation.removeChild because childLoc is "in use";
+        // this happens from the call to unmanage(loc), which first unmanaged the children.
+        loc.release(childLoc);
+        
+        assertTrue(LocationPredicates.managed().apply(loc));
+        Locations.unmanage(loc);
+        assertFalse(LocationPredicates.managed().apply(loc));
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationPropertiesFromBrooklynPropertiesTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationPropertiesFromBrooklynPropertiesTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationPropertiesFromBrooklynPropertiesTest.java
new file mode 100644
index 0000000..f9e12ab
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationPropertiesFromBrooklynPropertiesTest.java
@@ -0,0 +1,122 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+
+import java.util.Map;
+
+import org.apache.brooklyn.location.core.LocationPropertiesFromBrooklynProperties;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+import com.google.common.collect.Maps;
+
+public class LocationPropertiesFromBrooklynPropertiesTest {
+
+    private LocationPropertiesFromBrooklynProperties parser;
+
+    @BeforeMethod(alwaysRun=true)
+    public void setUp() throws Exception {
+        parser = new LocationPropertiesFromBrooklynProperties();
+    }
+    
+    @Test
+    public void testExtractProviderProperties() throws Exception {
+        String provider = "myprovider";
+        String namedLocation = null;
+        
+        Map<String, String> properties = Maps.newLinkedHashMap();
+        
+        // prefer those in "named" over everything else
+        properties.put("brooklyn.location.myprovider.privateKeyFile", "privateKeyFile-inProviderSpecific");
+        properties.put("brooklyn.location.privateKeyFile", "privateKeyFile-inLocationGeneric");
+
+        // prefer location-generic if nothing else
+        properties.put("brooklyn.location.publicKeyFile", "publicKeyFile-inLocationGeneric");
+        
+        Map<String, Object> conf = parser.getLocationProperties(provider, namedLocation, properties);
+        assertEquals(conf.get("privateKeyFile"), "privateKeyFile-inProviderSpecific");
+        assertEquals(conf.get("publicKeyFile"), "publicKeyFile-inLocationGeneric");
+    }
+
+    @Test
+    public void testExtractNamedLocationProperties() throws Exception {
+        String provider = "myprovider";
+        String namedLocation = "mynamed";
+        
+        Map<String, String> properties = Maps.newLinkedHashMap();
+        
+        properties.put("brooklyn.location.named.mynamed", "myprovider");
+        
+        // prefer those in "named" over everything else
+        properties.put("brooklyn.location.named.mynamed.privateKeyFile", "privateKeyFile-inNamed");
+        properties.put("brooklyn.location.myprovider.privateKeyFile", "privateKeyFile-inProviderSpecific");
+        properties.put("brooklyn.location.privateKeyFile", "privateKeyFile-inGeneric");
+
+        // prefer those in provider-specific over generic
+        properties.put("brooklyn.location.myprovider.publicKeyFile", "publicKeyFile-inProviderSpecific");
+        properties.put("brooklyn.location.publicKeyFile", "publicKeyFile-inGeneric");
+
+        // prefer location-generic if nothing else
+        properties.put("brooklyn.location.privateKeyData", "privateKeyData-inGeneric");
+
+        Map<String, Object> conf = parser.getLocationProperties(provider, namedLocation, properties);
+        assertEquals(conf.get("privateKeyFile"), "privateKeyFile-inNamed");
+        assertEquals(conf.get("publicKeyFile"), "publicKeyFile-inProviderSpecific");
+        assertEquals(conf.get("privateKeyData"), "privateKeyData-inGeneric");
+    }
+
+    @Test
+    public void testConvertsDeprecatedFormats() throws Exception {
+        String provider = "myprovider";
+        String namedLocation = "mynamed";
+        
+        Map<String, String> properties = Maps.newLinkedHashMap();
+        
+        properties.put("brooklyn.location.named.mynamed", "myprovider");
+        
+        // prefer those in "named" over everything else
+        properties.put("brooklyn.location.named.mynamed.private-key-file", "privateKeyFile-inNamed");
+        properties.put("brooklyn.location.myprovider.public-key-file", "publicKeyFile-inProviderSpecific");
+        properties.put("brooklyn.location.private-key-data", "privateKeyData-inGeneric");
+
+        Map<String, Object> conf = parser.getLocationProperties(provider, namedLocation, properties);
+        assertEquals(conf.get("privateKeyFile"), "privateKeyFile-inNamed");
+        assertEquals(conf.get("publicKeyFile"), "publicKeyFile-inProviderSpecific");
+        assertEquals(conf.get("privateKeyData"), "privateKeyData-inGeneric");
+    }
+    
+
+    @Test
+    public void testThrowsIfProviderDoesNotMatchNamed() throws Exception {
+        String provider = "myprovider";
+        String namedLocation = "mynamed";
+        
+        Map<String, String> properties = Maps.newLinkedHashMap();
+        
+        properties.put("brooklyn.location.named.mynamed", "completelydifferent");
+
+        try {
+            Map<String, Object> conf = parser.getLocationProperties(provider, namedLocation, properties);
+        } catch (IllegalStateException e) {
+            if (!e.toString().contains("Conflicting configuration")) throw e;
+        }
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/LocationRegistryTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/LocationRegistryTest.java b/core/src/test/java/org/apache/brooklyn/location/core/LocationRegistryTest.java
new file mode 100644
index 0000000..8520403
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/LocationRegistryTest.java
@@ -0,0 +1,161 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import org.apache.brooklyn.api.location.Location;
+import org.apache.brooklyn.api.location.LocationDefinition;
+import org.apache.brooklyn.core.internal.BrooklynProperties;
+import org.apache.brooklyn.core.mgmt.internal.LocalManagementContext;
+import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
+import org.apache.brooklyn.location.core.BasicLocationRegistry;
+import org.apache.brooklyn.location.core.LocationConfigKeys;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.testng.Assert;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.Test;
+
+public class LocationRegistryTest {
+    
+    private static final Logger log = LoggerFactory.getLogger(LocationRegistryTest.class);
+    
+    private LocalManagementContext mgmt;
+    private LocationDefinition locdef;
+
+    @AfterMethod(alwaysRun = true)
+    public void tearDown(){
+        if (mgmt != null) Entities.destroyAll(mgmt);
+    }
+
+    @Test
+    public void testNamedLocationsPropertyDefinedLocations() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.named.foo", "byon:(hosts=\"root@192.168.1.{1,2,3,4}\")");
+        properties.put("brooklyn.location.named.foo.privateKeyFile", "~/.ssh/foo.id_rsa");
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+        log.info("foo properties gave defined locations: "+mgmt.getLocationRegistry().getDefinedLocations());
+        locdef = mgmt.getLocationRegistry().getDefinedLocationByName("foo");
+        Assert.assertNotNull(locdef, "Expected 'foo' location; but had "+mgmt.getLocationRegistry().getDefinedLocations());
+        Assert.assertEquals(locdef.getConfig().get("privateKeyFile"), "~/.ssh/foo.id_rsa");
+    }
+    
+    @Test(dependsOnMethods="testNamedLocationsPropertyDefinedLocations")
+    public void testResolvesByNamedAndId() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.named.foo", "byon:(hosts=\"root@192.168.1.{1,2,3,4}\")");
+        properties.put("brooklyn.location.named.foo.privateKeyFile", "~/.ssh/foo.id_rsa");
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+
+        locdef = mgmt.getLocationRegistry().getDefinedLocationByName("foo");
+        log.info("testResovlesBy has defined locations: "+mgmt.getLocationRegistry().getDefinedLocations());
+        
+        Location l = mgmt.getLocationRegistry().resolve("named:foo");
+        Assert.assertNotNull(l);
+        Assert.assertEquals(l.getConfig(LocationConfigKeys.PRIVATE_KEY_FILE), "~/.ssh/foo.id_rsa");
+        
+        l = mgmt.getLocationRegistry().resolve("foo");
+        Assert.assertNotNull(l);
+        Assert.assertEquals(l.getConfig(LocationConfigKeys.PRIVATE_KEY_FILE), "~/.ssh/foo.id_rsa");
+        
+        l = mgmt.getLocationRegistry().resolve("id:"+locdef.getId());
+        Assert.assertNotNull(l);
+        Assert.assertEquals(l.getConfig(LocationConfigKeys.PRIVATE_KEY_FILE), "~/.ssh/foo.id_rsa");
+        
+        l = mgmt.getLocationRegistry().resolve(locdef.getId());
+        Assert.assertNotNull(l);
+        Assert.assertEquals(l.getConfig(LocationConfigKeys.PRIVATE_KEY_FILE), "~/.ssh/foo.id_rsa");
+    }
+
+    @Test
+    public void testLocationGetsDisplayName() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.named.foo", "byon:(hosts=\"root@192.168.1.{1,2,3,4}\")");
+        properties.put("brooklyn.location.named.foo.displayName", "My Foo");
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+        Location l = mgmt.getLocationRegistry().resolve("foo");
+        Assert.assertEquals(l.getDisplayName(), "My Foo");
+    }
+    
+    @Test
+    public void testLocationGetsDefaultDisplayName() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.named.foo", "byon:(hosts=\"root@192.168.1.{1,2,3,4}\")");
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+        Location l = mgmt.getLocationRegistry().resolve("foo");
+        Assert.assertNotNull(l.getDisplayName());
+        Assert.assertTrue(l.getDisplayName().startsWith(FixedListMachineProvisioningLocation.class.getSimpleName()), "name="+l.getDisplayName());
+        // TODO currently it gives default name; it would be nice to use 'foo', 
+        // or at least to have access to the spec (and use it e.g. in places such as DynamicFabric)
+        // Assert.assertEquals(l.getDisplayName(), "foo");
+    }
+    
+    @Test
+    public void testSetupForTesting() {
+        mgmt = LocalManagementContextForTests.newInstance();
+        BasicLocationRegistry.setupLocationRegistryForTesting(mgmt);
+        Assert.assertNotNull(mgmt.getLocationRegistry().getDefinedLocationByName("localhost"));
+    }
+
+    @Test
+    public void testCircularReference() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.named.bar", "named:bar");
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+        log.info("bar properties gave defined locations: "+mgmt.getLocationRegistry().getDefinedLocations());
+        boolean resolved = false;
+        try {
+            mgmt.getLocationRegistry().resolve("bar");
+            resolved = true;
+        } catch (IllegalStateException e) {
+            //expected
+            log.info("bar properties correctly caught circular reference: "+e);
+        }
+        if (resolved)
+            // probably won't happen, if test fails will loop endlessly above
+            Assert.fail("Circular reference resolved location");
+    }
+
+    protected boolean findLocationMatching(String regex) {
+        for (LocationDefinition d: mgmt.getLocationRegistry().getDefinedLocations().values()) {
+            if (d.getName()!=null && d.getName().matches(regex)) return true;
+        }
+        return false;
+    }
+    
+    @Test
+    public void testLocalhostEnabled() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.localhost.enabled", true);
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+        Assert.assertTrue( findLocationMatching("localhost") );
+    }
+
+    @Test
+    public void testLocalhostDisabled() {
+        BrooklynProperties properties = BrooklynProperties.Factory.newEmpty();
+        properties.put("brooklyn.location.localhost.enabled", false);
+        mgmt = LocalManagementContextForTests.newInstance(properties);
+        log.info("RESOLVERS: "+mgmt.getLocationRegistry().getDefinedLocations());
+        log.info("DEFINED LOCATIONS: "+mgmt.getLocationRegistry().getDefinedLocations());
+        Assert.assertFalse( findLocationMatching("localhost") );
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/MachineDetailsTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/MachineDetailsTest.java b/core/src/test/java/org/apache/brooklyn/location/core/MachineDetailsTest.java
new file mode 100644
index 0000000..9a02212
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/MachineDetailsTest.java
@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNotNull;
+
+import java.util.Arrays;
+
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.api.location.MachineDetails;
+import org.apache.brooklyn.api.location.OsDetails;
+import org.apache.brooklyn.api.mgmt.ManagementContext;
+import org.apache.brooklyn.api.mgmt.Task;
+import org.apache.brooklyn.core.test.entity.TestApplication;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.location.core.BasicMachineDetails;
+import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
+import org.apache.brooklyn.location.ssh.SshMachineLocation;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+public class MachineDetailsTest {
+
+    private static final Logger LOG = LoggerFactory.getLogger(MachineDetailsTest.class);
+
+    TestApplication app;
+    ManagementContext mgmt;
+    SshMachineLocation host;
+
+    @BeforeMethod(alwaysRun=true)
+    public void setup() throws Exception {
+        app = TestApplication.Factory.newManagedInstanceForTests();
+        mgmt = app.getManagementContext();
+
+        LocalhostMachineProvisioningLocation localhost = mgmt.getLocationManager().createLocation(
+                LocationSpec.create(LocalhostMachineProvisioningLocation.class));
+        host = localhost.obtain();
+        app.start(Arrays.asList(host));
+    }
+
+    @AfterMethod(alwaysRun=true)
+    public void tearDown() throws Exception {
+        if (mgmt != null) Entities.destroyAll(mgmt);
+        mgmt = null;
+    }
+
+    @Test(groups = "Integration")
+    public void testGetMachineDetails() {
+        Task<BasicMachineDetails> detailsTask = app.getExecutionContext().submit(
+                BasicMachineDetails.taskForSshMachineLocation(host));
+        MachineDetails machine = detailsTask.getUnchecked();
+        LOG.info("Found the following on localhost: {}", machine);
+        assertNotNull(machine);
+        OsDetails details = machine.getOsDetails();
+        assertNotNull(details);
+        assertNotNull(details.getArch());
+        assertNotNull(details.getName());
+        assertNotNull(details.getVersion());
+        assertFalse(details.getArch().startsWith("architecture:"), "architecture prefix not removed from details");
+        assertFalse(details.getName().startsWith("name:"), "name prefix not removed from details");
+        assertFalse(details.getVersion().startsWith("version:"), "version prefix not removed from details");
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationRebindTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationRebindTest.java b/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationRebindTest.java
new file mode 100644
index 0000000..98d50a3
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationRebindTest.java
@@ -0,0 +1,122 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import java.io.File;
+import java.util.List;
+
+import org.apache.brooklyn.api.entity.EntitySpec;
+import org.apache.brooklyn.api.location.Location;
+import org.apache.brooklyn.api.location.LocationSpec;
+import org.apache.brooklyn.api.mgmt.ManagementContext;
+import org.apache.brooklyn.core.mgmt.rebind.RebindTestUtils;
+import org.apache.brooklyn.core.test.entity.TestApplication;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.entity.factory.ApplicationBuilder;
+import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
+import org.apache.brooklyn.location.cloud.AvailabilityZoneExtension;
+import org.apache.brooklyn.location.core.MultiLocation;
+import org.apache.brooklyn.location.ssh.SshMachineLocation;
+import org.apache.brooklyn.test.Asserts;
+import org.apache.brooklyn.util.collections.MutableSet;
+import org.apache.brooklyn.util.net.Networking;
+import org.apache.brooklyn.util.os.Os;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+import com.google.common.base.Function;
+import com.google.common.base.Predicates;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Iterables;
+
+public class MultiLocationRebindTest {
+
+    private ClassLoader classLoader = getClass().getClassLoader();
+    private ManagementContext origManagementContext;
+    private ManagementContext newManagementContext;
+    private File mementoDir;
+    
+    private TestApplication origApp;
+    private TestApplication newApp;
+    private SshMachineLocation mac1a;
+    private SshMachineLocation mac2a;
+    private FixedListMachineProvisioningLocation<SshMachineLocation> loc1;
+    private FixedListMachineProvisioningLocation<SshMachineLocation> loc2;
+    private MultiLocation<SshMachineLocation> multiLoc;
+    
+    @BeforeMethod(alwaysRun=true)
+    public void setUp() throws Exception {
+        mementoDir = Os.newTempDir(getClass());
+        origManagementContext = RebindTestUtils.newPersistingManagementContext(mementoDir, classLoader, 1);
+        origApp = ApplicationBuilder.newManagedApp(EntitySpec.create(TestApplication.class), origManagementContext);
+    }
+
+    @AfterMethod(alwaysRun=true)
+    public void tearDown() throws Exception {
+        if (origManagementContext != null) Entities.destroyAll(origManagementContext);
+        if (newApp != null) Entities.destroyAll(newApp.getManagementContext());
+        if (newManagementContext != null) Entities.destroyAll(newManagementContext);
+        if (mementoDir != null) RebindTestUtils.deleteMementoDir(mementoDir);
+    }
+
+    @SuppressWarnings("unchecked")
+    @Test
+    public void testRebindsMultiLocation() throws Exception {
+        mac1a = origManagementContext.getLocationManager().createLocation(LocationSpec.create(SshMachineLocation.class)
+                .displayName("mac1a")
+                .configure("address", Networking.getInetAddressWithFixedName("1.1.1.1")));
+        mac2a = origManagementContext.getLocationManager().createLocation(LocationSpec.create(SshMachineLocation.class)
+                .displayName("mac2a")
+                .configure("address", Networking.getInetAddressWithFixedName("1.1.1.3")));
+        loc1 = origManagementContext.getLocationManager().createLocation(LocationSpec.create(FixedListMachineProvisioningLocation.class)
+                .displayName("loc1")
+                .configure("machines", MutableSet.of(mac1a)));
+        loc2 = origManagementContext.getLocationManager().createLocation(LocationSpec.create(FixedListMachineProvisioningLocation.class)
+                .displayName("loc2")
+                .configure("machines", MutableSet.of(mac2a)));
+        multiLoc = origManagementContext.getLocationManager().createLocation(LocationSpec.create(MultiLocation.class)
+                        .displayName("multiLoc")
+                        .configure("subLocations", ImmutableList.of(loc1, loc2)));
+        
+        newApp = rebind();
+        newManagementContext = newApp.getManagementContext();
+        
+        MultiLocation newMultiLoc = (MultiLocation) Iterables.find(newManagementContext.getLocationManager().getLocations(), Predicates.instanceOf(MultiLocation.class));
+        AvailabilityZoneExtension azExtension = newMultiLoc.getExtension(AvailabilityZoneExtension.class);
+        List<Location> newSublLocs = azExtension.getAllSubLocations();
+        Iterable<String> newSubLocNames = Iterables.transform(newSublLocs, new Function<Location, String>() {
+            @Override public String apply(Location input) {
+                return (input == null) ? null : input.getDisplayName();
+            }});
+        Asserts.assertEqualsIgnoringOrder(newSubLocNames, ImmutableList.of("loc1", "loc2"));
+    }
+    
+    private TestApplication rebind() throws Exception {
+        return rebind(true);
+    }
+    
+    private TestApplication rebind(boolean checkSerializable) throws Exception {
+        RebindTestUtils.waitForPersisted(origApp);
+        if (checkSerializable) {
+            RebindTestUtils.checkCurrentMementoSerializable(origApp);
+        }
+        return (TestApplication) RebindTestUtils.rebind(mementoDir, getClass().getClassLoader());
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-brooklyn/blob/a1ad34d7/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationResolverTest.java
----------------------------------------------------------------------
diff --git a/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationResolverTest.java b/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationResolverTest.java
new file mode 100644
index 0000000..42cebc8
--- /dev/null
+++ b/core/src/test/java/org/apache/brooklyn/location/core/MultiLocationResolverTest.java
@@ -0,0 +1,203 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.brooklyn.location.core;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
+
+import java.net.InetAddress;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+import java.util.NoSuchElementException;
+
+import javax.annotation.Nullable;
+
+import org.apache.brooklyn.api.location.Location;
+import org.apache.brooklyn.api.location.MachineLocation;
+import org.apache.brooklyn.api.location.MachineProvisioningLocation;
+import org.apache.brooklyn.api.location.NoMachinesAvailableException;
+import org.apache.brooklyn.core.internal.BrooklynProperties;
+import org.apache.brooklyn.core.mgmt.internal.LocalManagementContext;
+import org.apache.brooklyn.core.test.entity.LocalManagementContextForTests;
+import org.apache.brooklyn.entity.core.Entities;
+import org.apache.brooklyn.location.byon.FixedListMachineProvisioningLocation;
+import org.apache.brooklyn.location.cloud.AvailabilityZoneExtension;
+import org.apache.brooklyn.location.core.LocationPredicates;
+import org.apache.brooklyn.location.core.MultiLocation;
+import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
+import org.apache.brooklyn.location.ssh.SshMachineLocation;
+import org.apache.brooklyn.util.collections.MutableList;
+import org.apache.brooklyn.util.collections.MutableMap;
+import org.apache.brooklyn.util.exceptions.Exceptions;
+import org.testng.Assert;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+import com.google.common.base.Objects;
+import com.google.common.base.Optional;
+import com.google.common.base.Predicate;
+import com.google.common.base.Predicates;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Iterables;
+
+public class MultiLocationResolverTest {
+
+    private BrooklynProperties brooklynProperties;
+    private LocalManagementContext managementContext;
+
+    @BeforeMethod(alwaysRun=true)
+    public void setUp() throws Exception {
+        managementContext = LocalManagementContextForTests.newInstance();
+        brooklynProperties = managementContext.getBrooklynProperties();
+    }
+    
+    @AfterMethod(alwaysRun=true)
+    public void tearDown() throws Exception {
+        if (managementContext != null) Entities.destroyAll(managementContext);
+    }
+    
+    @Test
+    public void testThrowsOnInvalid() throws Exception {
+        assertThrowsNoSuchElement("wrongprefix:(hosts=\"1.1.1.1\")");
+        assertThrowsIllegalArgument("single");
+    }
+    
+    @Test
+    public void testThrowsOnInvalidTarget() throws Exception {
+        assertThrowsIllegalArgument("multi:()");
+        assertThrowsIllegalArgument("multi:(wrongprefix:(hosts=\"1.1.1.1\"))");
+        assertThrowsIllegalArgument("multi:(foo:bar)");
+    }
+
+    @Test
+    public void testCleansUpOnInvalidTarget() {
+        assertThrowsNoSuchElement("multi:(targets=\"localhost:(name=testCleansUpOnInvalidTarget),thisNamedLocationDoesNotExist\")");
+        Optional<Location> subtarget = Iterables.tryFind(managementContext.getLocationManager().getLocations(), LocationPredicates.displayNameEqualTo("testCleansUpOnInvalidTarget"));
+        assertFalse(subtarget.isPresent(), "subtarget="+subtarget);
+    }
+
+
+    @Test
+    public void testResolvesSubLocs() {
+        assertMultiLocation(resolve("multi:(targets=localhost)"), 1, ImmutableList.of(Predicates.instanceOf(LocalhostMachineProvisioningLocation.class)));
+        assertMultiLocation(resolve("multi:(targets=\"localhost,localhost\")"), 2, Collections.nCopies(2, Predicates.instanceOf(LocalhostMachineProvisioningLocation.class)));
+        assertMultiLocation(resolve("multi:(targets=\"localhost,localhost,localhost\")"), 3, Collections.nCopies(3, Predicates.instanceOf(LocalhostMachineProvisioningLocation.class)));
+        assertMultiLocation(resolve("multi:(targets=\"localhost:(name=mysubname)\")"), 1, ImmutableList.of(displayNameEqualTo("mysubname")));
+        assertMultiLocation(resolve("multi:(targets=byon:(hosts=\"1.1.1.1\"))"), 1, ImmutableList.of(Predicates.and(
+                Predicates.instanceOf(FixedListMachineProvisioningLocation.class),
+                new Predicate<MachineProvisioningLocation>() {
+                    @Override public boolean apply(MachineProvisioningLocation input) {
+                        SshMachineLocation machine;
+                        try {
+                            machine = (SshMachineLocation) input.obtain(ImmutableMap.of());
+                        } catch (NoMachinesAvailableException e) {
+                            throw Exceptions.propagate(e);
+                        }
+                        try {
+                            String addr = ((SshMachineLocation)machine).getAddress().getHostAddress();
+                            return addr != null && addr.equals("1.1.1.1");
+                        } finally {
+                            input.release(machine);
+                        }
+                    }
+                })));
+        assertMultiLocation(resolve("multi:(targets=\"byon:(hosts=1.1.1.1),byon:(hosts=1.1.1.2)\")"), 2, Collections.nCopies(2, Predicates.instanceOf(FixedListMachineProvisioningLocation.class)));
+    }
+
+    @Test
+    public void testResolvesName() {
+        MultiLocation<SshMachineLocation> multiLoc = resolve("multi:(name=myname,targets=localhost)");
+        assertEquals(multiLoc.getDisplayName(), "myname");
+    }
+    
+    @Test
+    public void testNamedByonLocation() throws Exception {
+        brooklynProperties.put("brooklyn.location.named.mynamed", "multi:(targets=byon:(hosts=\"1.1.1.1\"))");
+        
+        MultiLocation<SshMachineLocation> loc = resolve("named:mynamed");
+        assertEquals(loc.obtain(ImmutableMap.of()).getAddress(), InetAddress.getByName("1.1.1.1"));
+    }
+
+    @Test
+    public void testResolvesFromMap() throws NoMachinesAvailableException {
+        Location l = managementContext.getLocationRegistry().resolve("multi", MutableMap.of("targets", 
+            MutableList.of("localhost", MutableMap.of("byon", MutableMap.of("hosts", "127.0.0.127")))));
+        MultiLocation<?> ml = (MultiLocation<?>)l;
+        Iterator<MachineProvisioningLocation<?>> ci = ml.getSubLocations().iterator();
+        
+        l = ci.next();
+        Assert.assertTrue(l instanceof LocalhostMachineProvisioningLocation, "Expected localhost, got "+l);
+        
+        l = ci.next();
+        Assert.assertTrue(l instanceof FixedListMachineProvisioningLocation, "Expected fixed, got "+l);
+        MachineLocation sl = ((FixedListMachineProvisioningLocation<?>)l).obtain();
+        Assert.assertEquals(sl.getAddress().getHostAddress(), "127.0.0.127");
+        
+        Assert.assertFalse(ci.hasNext());
+    }
+
+
+    private void assertThrowsNoSuchElement(String val) {
+        try {
+            resolve(val);
+            fail();
+        } catch (NoSuchElementException e) {
+            // success
+        }
+    }
+    
+    private void assertThrowsIllegalArgument(String val) {
+        try {
+            resolve(val);
+            fail();
+        } catch (IllegalArgumentException e) {
+            // success
+        }
+    }
+    
+    @SuppressWarnings("unchecked")
+    private MultiLocation<SshMachineLocation> resolve(String val) {
+        return (MultiLocation<SshMachineLocation>) managementContext.getLocationRegistry().resolve(val);
+    }
+    
+    @SuppressWarnings("rawtypes")
+    private void assertMultiLocation(MultiLocation<?> multiLoc, int expectedSize, List<? extends Predicate> expectedSubLocationPredicates) {
+        AvailabilityZoneExtension zones = multiLoc.getExtension(AvailabilityZoneExtension.class);
+        List<Location> subLocs = zones.getAllSubLocations();
+        assertEquals(subLocs.size(), expectedSize, "zones="+subLocs);
+        for (int i = 0; i < subLocs.size(); i++) {
+            MachineProvisioningLocation subLoc = (MachineProvisioningLocation) subLocs.get(i);
+            assertTrue(expectedSubLocationPredicates.get(i).apply(subLoc), "index="+i+"; subLocs="+subLocs);
+        }
+    }
+    
+    public static <T> Predicate<Location> displayNameEqualTo(final T val) {
+        return new Predicate<Location>() {
+            @Override
+            public boolean apply(@Nullable Location input) {
+                return Objects.equal(input.getDisplayName(), val);
+            }
+        };
+    }
+}