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Posted to commits@crunch.apache.org by jw...@apache.org on 2012/07/11 07:14:46 UTC
[14/33] CRUNCH-8: Moving the code into multiple Maven modules.
Contributed by Matthias Friedrich
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/java/org/apache/crunch/types/avro/AvrosTest.java
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diff --git a/crunch/src/test/java/org/apache/crunch/types/avro/AvrosTest.java b/crunch/src/test/java/org/apache/crunch/types/avro/AvrosTest.java
new file mode 100644
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--- /dev/null
+++ b/crunch/src/test/java/org/apache/crunch/types/avro/AvrosTest.java
@@ -0,0 +1,224 @@
+/**
+ * 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.crunch.types.avro;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.nio.ByteBuffer;
+import java.util.Collection;
+
+import org.apache.avro.Schema;
+import org.apache.avro.Schema.Type;
+import org.apache.avro.generic.GenericData;
+import org.apache.avro.util.Utf8;
+import org.apache.hadoop.io.LongWritable;
+import org.junit.Test;
+
+import org.apache.crunch.Pair;
+import org.apache.crunch.Tuple3;
+import org.apache.crunch.Tuple4;
+import org.apache.crunch.TupleN;
+import org.apache.crunch.test.Person;
+import org.apache.crunch.types.PTableType;
+import org.apache.crunch.types.PType;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Lists;
+
+/**
+ * TODO test Avros.register and Avros.containers
+ */
+public class AvrosTest {
+
+ @Test
+ public void testNulls() throws Exception {
+ Void n = null;
+ testInputOutputFn(Avros.nulls(), n, n);
+ }
+
+ @Test
+ public void testStrings() throws Exception {
+ String s = "abc";
+ Utf8 w = new Utf8(s);
+ testInputOutputFn(Avros.strings(), s, w);
+ }
+
+ @Test
+ public void testInts() throws Exception {
+ int j = 55;
+ testInputOutputFn(Avros.ints(), j, j);
+ }
+ @Test
+ public void testLongs() throws Exception {
+ long j = Long.MAX_VALUE;
+ testInputOutputFn(Avros.longs(), j, j);
+ }
+ @Test
+ public void testFloats() throws Exception {
+ float j = Float.MIN_VALUE;
+ testInputOutputFn(Avros.floats(), j, j);
+ }
+ @Test
+ public void testDoubles() throws Exception {
+ double j = Double.MIN_VALUE;
+ testInputOutputFn(Avros.doubles(), j, j);
+ }
+
+ @Test
+ public void testBooleans() throws Exception {
+ boolean j = true;
+ testInputOutputFn(Avros.booleans(), j, j);
+ }
+
+ @Test
+ public void testBytes() throws Exception {
+ byte[] bytes = new byte[] { 17, 26, -98 };
+ ByteBuffer bb = ByteBuffer.wrap(bytes);
+ testInputOutputFn(Avros.bytes(), bb, bb);
+ }
+
+ @Test
+ public void testCollections() throws Exception {
+ Collection<String> j = Lists.newArrayList();
+ j.add("a");
+ j.add("b");
+ Schema collectionSchema = Schema.createArray(
+ Schema.createUnion(ImmutableList.of(
+ Avros.strings().getSchema(), Schema.create(Type.NULL))));
+ GenericData.Array<Utf8> w = new GenericData.Array<Utf8>(2, collectionSchema);
+ w.add(new Utf8("a"));
+ w.add(new Utf8("b"));
+ testInputOutputFn(Avros.collections(Avros.strings()), j, w);
+ }
+
+ @Test
+ public void testNestedTables() throws Exception {
+ PTableType<Long, Long> pll = Avros.tableOf(Avros.longs(), Avros.longs());
+ String schema = Avros.tableOf(pll, Avros.strings()).getSchema().toString();
+ assertNotNull(schema);
+ }
+
+ @Test
+ public void testPairs() throws Exception {
+ AvroType<Pair<String, String>> at = Avros.pairs(Avros.strings(), Avros.strings());
+ Pair<String, String> j = Pair.of("a", "b");
+ GenericData.Record w = new GenericData.Record(at.getSchema());
+ w.put(0, new Utf8("a"));
+ w.put(1, new Utf8("b"));
+ testInputOutputFn(at, j, w);
+ }
+
+ @Test
+ public void testPairEquals() throws Exception {
+ AvroType<Pair<Long, ByteBuffer>> at1 = Avros.pairs(Avros.longs(), Avros.bytes());
+ AvroType<Pair<Long, ByteBuffer>> at2 = Avros.pairs(Avros.longs(), Avros.bytes());
+ assertEquals(at1, at2);
+ assertEquals(at1.hashCode(), at2.hashCode());
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testTriples() throws Exception {
+ AvroType at = Avros.triples(Avros.strings(), Avros.strings(), Avros.strings());
+ Tuple3 j = Tuple3.of("a", "b", "c");
+ GenericData.Record w = new GenericData.Record(at.getSchema());
+ w.put(0, new Utf8("a"));
+ w.put(1, new Utf8("b"));
+ w.put(2, new Utf8("c"));
+ testInputOutputFn(at, j, w);
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testQuads() throws Exception {
+ AvroType at = Avros.quads(Avros.strings(), Avros.strings(), Avros.strings(), Avros.strings());
+ Tuple4 j = Tuple4.of("a", "b", "c", "d");
+ GenericData.Record w = new GenericData.Record(at.getSchema());
+ w.put(0, new Utf8("a"));
+ w.put(1, new Utf8("b"));
+ w.put(2, new Utf8("c"));
+ w.put(3, new Utf8("d"));
+ testInputOutputFn(at, j, w);
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testTupleN() throws Exception {
+ AvroType at = Avros.tuples(Avros.strings(), Avros.strings(), Avros.strings(), Avros.strings(),
+ Avros.strings());
+ TupleN j = new TupleN("a", "b", "c", "d", "e");
+ GenericData.Record w = new GenericData.Record(at.getSchema());
+ w.put(0, new Utf8("a"));
+ w.put(1, new Utf8("b"));
+ w.put(2, new Utf8("c"));
+ w.put(3, new Utf8("d"));
+ w.put(4, new Utf8("e"));
+ testInputOutputFn(at, j, w);
+
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testWritables() throws Exception {
+ AvroType at = Avros.writables(LongWritable.class);
+ LongWritable lw = new LongWritable(1729L);
+ assertEquals(lw, at.getInputMapFn().map(at.getOutputMapFn().map(lw)));
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testTableOf() throws Exception {
+ AvroType at = Avros.tableOf(Avros.strings(), Avros.strings());
+ Pair<String, String> j = Pair.of("a", "b");
+ org.apache.avro.mapred.Pair w = new org.apache.avro.mapred.Pair(at.getSchema());
+ w.put(0, new Utf8("a"));
+ w.put(1, new Utf8("b"));
+ // TODO update this after resolving the o.a.a.m.Pair.equals issue
+ initialize(at);
+ assertEquals(j, at.getInputMapFn().map(w));
+ org.apache.avro.mapred.Pair converted =
+ (org.apache.avro.mapred.Pair) at.getOutputMapFn().map(j);
+ assertEquals(w.key(), converted.key());
+ assertEquals(w.value(), converted.value());
+ }
+
+ private static void initialize(PType ptype) {
+ ptype.getInputMapFn().initialize();
+ ptype.getOutputMapFn().initialize();
+ }
+
+ @SuppressWarnings({"unchecked", "rawtypes"})
+ protected static void testInputOutputFn(PType ptype, Object java, Object avro) {
+ initialize(ptype);
+ assertEquals(java, ptype.getInputMapFn().map(avro));
+ assertEquals(avro, ptype.getOutputMapFn().map(java));
+ }
+
+ @Test
+ public void testIsPrimitive_True() {
+ assertTrue(Avros.isPrimitive(Avros.ints()));
+ }
+
+ @Test
+ public void testIsPrimitive_False() {
+ assertFalse(Avros.isPrimitive(Avros.reflects(Person.class)));
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/java/org/apache/crunch/types/writable/WritableGroupedTableTypeTest.java
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diff --git a/crunch/src/test/java/org/apache/crunch/types/writable/WritableGroupedTableTypeTest.java b/crunch/src/test/java/org/apache/crunch/types/writable/WritableGroupedTableTypeTest.java
new file mode 100644
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--- /dev/null
+++ b/crunch/src/test/java/org/apache/crunch/types/writable/WritableGroupedTableTypeTest.java
@@ -0,0 +1,54 @@
+/**
+ * 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.crunch.types.writable;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertSame;
+
+import java.util.List;
+
+import org.apache.hadoop.io.Text;
+import org.junit.Test;
+
+import org.apache.crunch.Pair;
+import org.apache.crunch.types.PGroupedTableType;
+import com.google.common.collect.Lists;
+
+public class WritableGroupedTableTypeTest {
+
+ @Test
+ public void testGetDetachedValue() {
+ Integer integerValue = 42;
+ Text textValue = new Text("forty-two");
+ Iterable<Text> inputTextIterable = Lists.newArrayList(textValue);
+ Pair<Integer, Iterable<Text>> pair = Pair.of(integerValue, inputTextIterable);
+
+ PGroupedTableType<Integer, Text> groupedTableType = Writables.tableOf(Writables.ints(), Writables.writables(Text.class))
+ .getGroupedTableType();
+
+ Pair<Integer, Iterable<Text>> detachedPair = groupedTableType.getDetachedValue(pair);
+
+ assertSame(integerValue, detachedPair.first());
+ List<Text> textList = Lists.newArrayList(detachedPair.second());
+ assertEquals(inputTextIterable, textList);
+ assertNotSame(textValue, textList.get(0));
+
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/java/org/apache/crunch/types/writable/WritableTableTypeTest.java
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diff --git a/crunch/src/test/java/org/apache/crunch/types/writable/WritableTableTypeTest.java b/crunch/src/test/java/org/apache/crunch/types/writable/WritableTableTypeTest.java
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+++ b/crunch/src/test/java/org/apache/crunch/types/writable/WritableTableTypeTest.java
@@ -0,0 +1,47 @@
+/**
+ * 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.crunch.types.writable;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertSame;
+
+import org.apache.hadoop.io.Text;
+import org.junit.Test;
+
+import org.apache.crunch.Pair;
+
+public class WritableTableTypeTest {
+
+ @Test
+ public void testGetDetachedValue() {
+ Integer integerValue = 42;
+ Text textValue = new Text("forty-two");
+ Pair<Integer, Text> pair = Pair.of(integerValue, textValue);
+
+ WritableTableType<Integer, Text> tableType = Writables.tableOf(Writables.ints(),
+ Writables.writables(Text.class));
+
+ Pair<Integer, Text> detachedPair = tableType.getDetachedValue(pair);
+
+ assertSame(integerValue, detachedPair.first());
+ assertEquals(textValue, detachedPair.second());
+ assertNotSame(textValue, detachedPair.second());
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/java/org/apache/crunch/types/writable/WritableTypeTest.java
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diff --git a/crunch/src/test/java/org/apache/crunch/types/writable/WritableTypeTest.java b/crunch/src/test/java/org/apache/crunch/types/writable/WritableTypeTest.java
new file mode 100644
index 0000000..ea0d11a
--- /dev/null
+++ b/crunch/src/test/java/org/apache/crunch/types/writable/WritableTypeTest.java
@@ -0,0 +1,46 @@
+/**
+ * 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.crunch.types.writable;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertSame;
+
+import org.apache.hadoop.io.Text;
+import org.junit.Test;
+
+public class WritableTypeTest {
+
+ @Test
+ public void testGetDetachedValue_AlreadyMappedWritable() {
+ WritableType<String, Text> stringType = Writables.strings();
+ String value = "test";
+ assertSame(value, stringType.getDetachedValue(value));
+ }
+
+ @Test
+ public void testGetDetachedValue_CustomWritable() {
+ WritableType<Text, Text> textWritableType = Writables.writables(Text.class);
+ Text value = new Text("test");
+
+ Text detachedValue = textWritableType.getDetachedValue(value);
+ assertEquals(value, detachedValue);
+ assertNotSame(value, detachedValue);
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/java/org/apache/crunch/types/writable/WritablesTest.java
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diff --git a/crunch/src/test/java/org/apache/crunch/types/writable/WritablesTest.java b/crunch/src/test/java/org/apache/crunch/types/writable/WritablesTest.java
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+++ b/crunch/src/test/java/org/apache/crunch/types/writable/WritablesTest.java
@@ -0,0 +1,279 @@
+/**
+ * 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.crunch.types.writable;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertSame;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.util.Collection;
+
+import org.apache.hadoop.io.BooleanWritable;
+import org.apache.hadoop.io.BytesWritable;
+import org.apache.hadoop.io.DoubleWritable;
+import org.apache.hadoop.io.FloatWritable;
+import org.apache.hadoop.io.IntWritable;
+import org.apache.hadoop.io.LongWritable;
+import org.apache.hadoop.io.NullWritable;
+import org.apache.hadoop.io.Text;
+import org.apache.hadoop.io.Writable;
+import org.junit.Test;
+
+import org.apache.crunch.Pair;
+import org.apache.crunch.Tuple3;
+import org.apache.crunch.Tuple4;
+import org.apache.crunch.TupleN;
+import org.apache.crunch.types.PTableType;
+import org.apache.crunch.types.PType;
+import com.google.common.collect.Lists;
+
+public class WritablesTest {
+
+ @Test
+ public void testNulls() throws Exception {
+ Void n = null;
+ NullWritable nw = NullWritable.get();
+ testInputOutputFn(Writables.nulls(), n, nw);
+ }
+
+ @Test
+ public void testStrings() throws Exception {
+ String s = "abc";
+ Text text = new Text(s);
+ testInputOutputFn(Writables.strings(), s, text);
+ }
+
+ @Test
+ public void testInts() throws Exception {
+ int j = 55;
+ IntWritable w = new IntWritable(j);
+ testInputOutputFn(Writables.ints(), j, w);
+ }
+
+ @Test
+ public void testLongs() throws Exception {
+ long j = 55;
+ LongWritable w = new LongWritable(j);
+ testInputOutputFn(Writables.longs(), j, w);
+ }
+
+ @Test
+ public void testFloats() throws Exception {
+ float j = 55.5f;
+ FloatWritable w = new FloatWritable(j);
+ testInputOutputFn(Writables.floats(), j, w);
+ }
+
+ @Test
+ public void testDoubles() throws Exception {
+ double j = 55.5d;
+ DoubleWritable w = new DoubleWritable(j);
+ testInputOutputFn(Writables.doubles(), j, w);
+ }
+
+ @Test
+ public void testBoolean() throws Exception {
+ boolean j = false;
+ BooleanWritable w = new BooleanWritable(j);
+ testInputOutputFn(Writables.booleans(), j, w);
+ }
+
+ @Test
+ public void testBytes() throws Exception {
+ byte[] bytes = new byte[] { 17, 26, -98 };
+ BytesWritable bw = new BytesWritable(bytes);
+ ByteBuffer bb = ByteBuffer.wrap(bytes);
+ testInputOutputFn(Writables.bytes(), bb, bw);
+ }
+
+ @Test
+ public void testCollections() throws Exception {
+ String s = "abc";
+ Collection<String> j = Lists.newArrayList();
+ j.add(s);
+ GenericArrayWritable<Text> w = new GenericArrayWritable<Text>(Text.class);
+ w.set(new Text[]{
+ new Text(s)
+ });
+ testInputOutputFn(Writables.collections(Writables.strings()), j, w);
+ }
+
+ @Test
+ public void testPairs() throws Exception {
+ Pair<String, String> j = Pair.of("a", "b");
+ TupleWritable w = new TupleWritable(new Text[] {
+ new Text("a"),
+ new Text("b"),
+ });
+ w.setWritten(0);
+ w.setWritten(1);
+ testInputOutputFn(Writables.pairs(Writables.strings(), Writables.strings()), j, w);
+ }
+
+ @Test
+ public void testNestedTables() throws Exception {
+ PTableType<Long, Long> pll = Writables.tableOf(Writables.longs(), Writables.longs());
+ PTableType<Pair<Long, Long>, String> nest = Writables.tableOf(pll, Writables.strings());
+ assertNotNull(nest);
+ }
+
+ @Test
+ public void testPairEquals() throws Exception {
+ PType<Pair<Long, ByteBuffer>> t1 = Writables.pairs(Writables.longs(), Writables.bytes());
+ PType<Pair<Long, ByteBuffer>> t2 = Writables.pairs(Writables.longs(), Writables.bytes());
+ assertEquals(t1, t2);
+ assertEquals(t1.hashCode(), t2.hashCode());
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testTriples() throws Exception {
+ Tuple3 j = Tuple3.of("a", "b", "c");
+ TupleWritable w = new TupleWritable(new Text[] {
+ new Text("a"),
+ new Text("b"),
+ new Text("c"),
+ });
+ w.setWritten(0);
+ w.setWritten(1);
+ w.setWritten(2);
+ WritableType<?, ?> wt = Writables.triples(Writables.strings(),
+ Writables.strings(), Writables.strings());
+ testInputOutputFn(wt, j, w);
+ }
+
+ @Test
+ @SuppressWarnings("rawtypes")
+ public void testQuads() throws Exception {
+ Tuple4 j = Tuple4.of("a", "b", "c", "d");
+ TupleWritable w = new TupleWritable(new Text[] {
+ new Text("a"),
+ new Text("b"),
+ new Text("c"),
+ new Text("d"),
+ });
+ w.setWritten(0);
+ w.setWritten(1);
+ w.setWritten(2);
+ w.setWritten(3);
+ WritableType<?, ?> wt = Writables.quads(Writables.strings(), Writables.strings(),
+ Writables.strings(), Writables.strings());
+ testInputOutputFn(wt, j, w);
+ }
+
+ @Test
+ public void testTupleN() throws Exception {
+ TupleN j = new TupleN("a", "b", "c", "d", "e");
+ TupleWritable w = new TupleWritable(new Text[] {
+ new Text("a"),
+ new Text("b"),
+ new Text("c"),
+ new Text("d"),
+ new Text("e"),
+ });
+ w.setWritten(0);
+ w.setWritten(1);
+ w.setWritten(2);
+ w.setWritten(3);
+ w.setWritten(4);
+ WritableType<?, ?> wt = Writables.tuples(Writables.strings(), Writables.strings(),
+ Writables.strings(), Writables.strings(), Writables.strings());
+ testInputOutputFn(wt, j, w);
+ }
+
+ protected static class TestWritable implements Writable {
+ String left;
+ int right;
+ @Override
+ public void write(DataOutput out) throws IOException {
+ out.writeUTF(left);
+ out.writeInt(right);
+ }
+ @Override
+ public void readFields(DataInput in) throws IOException {
+ left = in.readUTF();
+ right = in.readInt();
+ }
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (obj == null)
+ return false;
+ if (getClass() != obj.getClass())
+ return false;
+ TestWritable other = (TestWritable) obj;
+ if (left == null) {
+ if (other.left != null)
+ return false;
+ } else if (!left.equals(other.left))
+ return false;
+ if (right != other.right)
+ return false;
+ return true;
+ }
+
+ }
+ @Test
+ public void testRecords() throws Exception {
+ TestWritable j = new TestWritable();
+ j.left = "a";
+ j.right = 1;
+ TestWritable w = new TestWritable();
+ w.left = "a";
+ w.right = 1;
+ WritableType<?, ?> wt = Writables.records(TestWritable.class);
+ testInputOutputFn(wt, j, w);
+ }
+
+ @Test
+ public void testTableOf() throws Exception {
+ Pair<String, String> j = Pair.of("a", "b");
+ Pair<Text, Text> w = Pair.of(new Text("a"), new Text("b"));
+ WritableTableType<String, String> wtt = Writables.tableOf(Writables.strings(), Writables.strings());
+ testInputOutputFn(wtt, j, w);
+ }
+
+ @Test
+ public void testRegister() throws Exception {
+ WritableType<TestWritable, TestWritable> wt = Writables.writables(TestWritable.class);
+ Writables.register(TestWritable.class, wt);
+ assertSame(Writables.records(TestWritable.class), wt);
+ }
+
+ @SuppressWarnings({"unchecked", "rawtypes"})
+ protected static void testInputOutputFn(PType ptype, Object java, Object writable) {
+ ptype.getInputMapFn().initialize();
+ ptype.getOutputMapFn().initialize();
+ assertEquals(java, ptype.getInputMapFn().map(writable));
+ assertEquals(writable, ptype.getOutputMapFn().map(java));
+ }
+
+ @Test
+ public void testDeepCopy() {
+ Text text = new Text("Test");
+ Text copiedText = Writables.deepCopy(text, Text.class);
+ assertEquals(text, copiedText);
+ assertNotSame(text, copiedText);
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/java/org/apache/crunch/util/DistCacheTest.java
----------------------------------------------------------------------
diff --git a/crunch/src/test/java/org/apache/crunch/util/DistCacheTest.java b/crunch/src/test/java/org/apache/crunch/util/DistCacheTest.java
new file mode 100644
index 0000000..eda45c4
--- /dev/null
+++ b/crunch/src/test/java/org/apache/crunch/util/DistCacheTest.java
@@ -0,0 +1,144 @@
+/**
+ * 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.crunch.util;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.apache.commons.lang.StringUtils;
+import org.apache.hadoop.conf.Configuration;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+public class DistCacheTest {
+
+ // A temporary folder used to hold files created for the test.
+ @Rule
+ public TemporaryFolder testFolder = new TemporaryFolder();
+
+ // A configuration and lists of paths to use in tests.
+ private Configuration testConf;
+ private String[] testFilePaths;
+ private String[] testFileQualifiedPaths;
+
+ /**
+ * Setup resources for tests. These include:
+ * 1. A Hadoop configuration.
+ * 2. A directory of temporary files that includes 3 .jar files and 1 other file.
+ * 3. Arrays containing the canonical paths and qualified paths to the test files.
+ */
+ @Before
+ public void setup() throws IOException {
+ // Create a configuration for tests.
+ testConf = new Configuration();
+
+ // Create the test files and add their paths to the list of test file paths.
+ testFilePaths = new String[3];
+ testFilePaths[0] = testFolder.newFile("jar1.jar").getCanonicalPath();
+ testFilePaths[1] = testFolder.newFile("jar2.jar").getCanonicalPath();
+ testFilePaths[2] = testFolder.newFile("jar3.jar").getCanonicalPath();
+ testFolder.newFile("notJar.other");
+
+ // Populate a list of qualified paths from the test file paths.
+ testFileQualifiedPaths = new String[3];
+ for (int i = 0; i < testFilePaths.length; i++) {
+ testFileQualifiedPaths[i] = "file:" + testFilePaths[i];
+ }
+ }
+
+ /**
+ * Tests adding jars one-by-one to a job's configuration.
+ *
+ * @throws IOException If there is a problem adding the jars.
+ */
+ @Test
+ public void testAddJar() throws IOException {
+ // Add each valid jar path to the distributed cache configuration, and verify each was
+ // added correctly in turn.
+ for (int i = 0; i < testFilePaths.length; i++) {
+ DistCache.addJarToDistributedCache(testConf, testFilePaths[i]);
+ assertEquals("tmpjars configuration var does not contain expected value.",
+ StringUtils.join(testFileQualifiedPaths, ",", 0, i + 1), testConf.get("tmpjars"));
+ }
+ }
+
+ /**
+ * Tests that attempting to add the path to a jar that does not exist to the configuration
+ * throws an exception.
+ *
+ * @throws IOException If the added jar path does not exist. This exception is expected.
+ */
+ @Test(expected = IOException.class)
+ public void testAddJarThatDoesntExist() throws IOException {
+ DistCache.addJarToDistributedCache(testConf, "/garbage/doesntexist.jar");
+ }
+
+ /**
+ * Tests that adding a directory of jars to the configuration works as expected. .jar files
+ * under the added directory should be added to the configuration,
+ * and all other files should be skipped.
+ *
+ * @throws IOException If there is a problem adding the jar directory to the configuration.
+ */
+ @Test
+ public void testAddJarDirectory() throws IOException {
+ DistCache.addJarDirToDistributedCache(testConf, testFolder.getRoot().getCanonicalPath());
+ // Throw the added jar paths in a set to detect duplicates.
+ String[] splitJarPaths = StringUtils.split(testConf.get("tmpjars"), ",");
+ Set<String> addedJarPaths = new HashSet<String>();
+ for (String path: splitJarPaths) {
+ addedJarPaths.add(path);
+ }
+ assertEquals("Incorrect number of jar paths added.", testFilePaths.length,
+ addedJarPaths.size());
+
+ // Ensure all expected paths were added.
+ for (int i = 0; i < testFileQualifiedPaths.length; i++) {
+ assertTrue("Expected jar path missing from jar paths added to tmpjars: " +
+ testFileQualifiedPaths[i], addedJarPaths.contains(testFileQualifiedPaths[i]));
+ }
+ }
+
+ /**
+ * Tests that adding a jar directory that does not exist to the configuration throws an
+ * exception.
+ *
+ * @throws IOException If the added jar directory does not exist. This exception is expected.
+ */
+ @Test(expected = IOException.class)
+ public void testAddJarDirectoryThatDoesntExist() throws IOException {
+ DistCache.addJarDirToDistributedCache(testConf, "/garbage/doesntexist");
+ }
+
+ /**
+ * Tests that adding a jar directory that is not a directory to the configuration throws an
+ * exception.
+ *
+ * @throws IOException If the added jar directory is not a directory. This exception is expected.
+ */
+ @Test(expected = IOException.class)
+ public void testAddJarDirectoryNotDirectory() throws IOException {
+ DistCache.addJarDirToDistributedCache(testConf, testFilePaths[0]);
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/resources/customers.txt
----------------------------------------------------------------------
diff --git a/crunch/src/test/resources/customers.txt b/crunch/src/test/resources/customers.txt
new file mode 100644
index 0000000..98f3f3d
--- /dev/null
+++ b/crunch/src/test/resources/customers.txt
@@ -0,0 +1,4 @@
+111|John Doe
+222|Jane Doe
+333|Someone Else
+444|Has No Orders
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/resources/docs.txt
----------------------------------------------------------------------
diff --git a/crunch/src/test/resources/docs.txt b/crunch/src/test/resources/docs.txt
new file mode 100644
index 0000000..90a3f65
--- /dev/null
+++ b/crunch/src/test/resources/docs.txt
@@ -0,0 +1,6 @@
+A this doc has this text
+A and this text as well
+A but also this
+B this doc has some text
+B but not as much as the last
+B doc
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/resources/employee.avro
----------------------------------------------------------------------
diff --git a/crunch/src/test/resources/employee.avro b/crunch/src/test/resources/employee.avro
new file mode 100644
index 0000000..3563df9
--- /dev/null
+++ b/crunch/src/test/resources/employee.avro
@@ -0,0 +1,9 @@
+{
+"namespace": "com.cloudera.crunch.test",
+"name": "Employee",
+"type": "record",
+"fields": [
+ {"name": "name", "type": ["string", "null"] },
+ {"name": "salary", "type": "int"},
+ {"name": "department", "type": ["string", "null"] } ]
+}
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/resources/emptyTextFile.txt
----------------------------------------------------------------------
diff --git a/crunch/src/test/resources/emptyTextFile.txt b/crunch/src/test/resources/emptyTextFile.txt
new file mode 100644
index 0000000..e69de29
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/resources/letters.txt
----------------------------------------------------------------------
diff --git a/crunch/src/test/resources/letters.txt b/crunch/src/test/resources/letters.txt
new file mode 100644
index 0000000..916bfc9
--- /dev/null
+++ b/crunch/src/test/resources/letters.txt
@@ -0,0 +1,2 @@
+a
+bb
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-crunch/blob/83acb813/crunch/src/test/resources/log4j.properties
----------------------------------------------------------------------
diff --git a/crunch/src/test/resources/log4j.properties b/crunch/src/test/resources/log4j.properties
new file mode 100644
index 0000000..c8173d7
--- /dev/null
+++ b/crunch/src/test/resources/log4j.properties
@@ -0,0 +1,11 @@
+# ***** Set root logger level to INFO and its only appender to A.
+log4j.logger.org.apache.crunch=info, A
+
+# Log warnings on Hadoop for the local runner when testing
+log4j.logger.org.apache.hadoop=warn, A
+
+# ***** A is set to be a ConsoleAppender.
+log4j.appender.A=org.apache.log4j.ConsoleAppender
+# ***** A uses PatternLayout.
+log4j.appender.A.layout=org.apache.log4j.PatternLayout
+log4j.appender.A.layout.ConversionPattern=%-4r [%t] %-5p %c %x - %m%n