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Posted to server-dev@james.apache.org by rc...@apache.org on 2019/11/25 02:19:35 UTC
[james-project] 07/10: JAMES-2989 Preview POJO
This is an automated email from the ASF dual-hosted git repository.
rcordier pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/james-project.git
commit b73348ca0d22431477625358ff916601066dafcf
Author: Tran Tien Duc <dt...@linagora.com>
AuthorDate: Thu Nov 21 17:08:25 2019 +0700
JAMES-2989 Preview POJO
The model is used in MessagePreviewStore, representing message previews
of JMAP getMessages responses
---
.../org/apache/james/jmap/api/preview/Preview.java | 64 +++++++++++++++++++
.../apache/james/jmap/api/preview/PreviewTest.java | 73 ++++++++++++++++++++++
2 files changed, 137 insertions(+)
diff --git a/server/data/data-jmap/src/main/java/org/apache/james/jmap/api/preview/Preview.java b/server/data/data-jmap/src/main/java/org/apache/james/jmap/api/preview/Preview.java
new file mode 100644
index 0000000..0d4a208
--- /dev/null
+++ b/server/data/data-jmap/src/main/java/org/apache/james/jmap/api/preview/Preview.java
@@ -0,0 +1,64 @@
+/****************************************************************
+ * 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.james.jmap.api.preview;
+
+import java.util.Objects;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+
+public class Preview {
+
+ private static final int MAX_LENGTH = 256;
+
+ public static Preview from(String value) {
+ return new Preview(value);
+ }
+
+ private final String value;
+
+ @VisibleForTesting
+ Preview(String value) {
+ Preconditions.checkNotNull(value);
+ Preconditions.checkArgument(value.length() <= MAX_LENGTH,
+ String.format("the preview value '%s' has length longer than %d", value, MAX_LENGTH));
+
+ this.value = value;
+ }
+
+ public String getValue() {
+ return value;
+ }
+
+ @Override
+ public final boolean equals(Object o) {
+ if (o instanceof Preview) {
+ Preview preview = (Preview) o;
+
+ return Objects.equals(this.value, preview.value);
+ }
+ return false;
+ }
+
+ @Override
+ public final int hashCode() {
+ return Objects.hash(value);
+ }
+}
diff --git a/server/data/data-jmap/src/test/java/org/apache/james/jmap/api/preview/PreviewTest.java b/server/data/data-jmap/src/test/java/org/apache/james/jmap/api/preview/PreviewTest.java
new file mode 100644
index 0000000..8298f5d
--- /dev/null
+++ b/server/data/data-jmap/src/test/java/org/apache/james/jmap/api/preview/PreviewTest.java
@@ -0,0 +1,73 @@
+/****************************************************************
+ * 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.james.jmap.api.preview;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatCode;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+
+import org.junit.jupiter.api.Test;
+
+import com.google.common.base.Strings;
+
+import nl.jqno.equalsverifier.EqualsVerifier;
+
+class PreviewTest {
+
+ private static final String PREVIEW_RAW_VALUE = "Hello James!";
+
+ @Test
+ void shouldMatchBeanContract() {
+ EqualsVerifier.forClass(Preview.class)
+ .verify();
+ }
+
+ @Test
+ void getValueShouldReturnCorrectPreviewString() {
+ assertThat(new Preview(PREVIEW_RAW_VALUE).getValue())
+ .isEqualTo(PREVIEW_RAW_VALUE);
+ }
+
+ @Test
+ void fromShouldReturnACorrectPreview() {
+ assertThat(Preview.from(PREVIEW_RAW_VALUE))
+ .isEqualTo(new Preview(PREVIEW_RAW_VALUE));
+ }
+
+ @Test
+ void fromShouldThrowWhenNullValue() {
+ assertThatThrownBy(() -> Preview.from(null))
+ .isInstanceOf(NullPointerException.class);
+ }
+
+ @Test
+ void fromShouldThrowWhenValueLengthIsLongerThanMaximum256() {
+ String errorMessageRegex = "the preview value '.*' has length longer than 256";
+ assertThatThrownBy(() -> Preview.from(Strings.repeat("a", 257)))
+ .isInstanceOf(IllegalArgumentException.class)
+ .hasMessageMatching(errorMessageRegex);
+ }
+
+ @Test
+ void fromShouldNotThrowWhenValueLengthIsEqualsToMaximum256() {
+ assertThatCode(() -> Preview.from(Strings.repeat("a", 256)))
+ .doesNotThrowAnyException();
+ }
+}
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