1 files changed, 54 insertions, 0 deletions
diff --git a/gson/src/test/java/com/google/gson/functional/SerializedNameTest.java b/gson/src/test/java/com/google/gson/functional/SerializedNameTest.java
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+/*
+ * Copyright (C) 2015 Google Inc.
+ *
+ * Licensed 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 com.google.gson.functional;
+
+import com.google.gson.Gson;
+import com.google.gson.annotations.SerializedName;
+
+import junit.framework.TestCase;
+
+public final class SerializedNameTest extends TestCase {
+  private final Gson gson = new Gson();
+
+  public void testFirstNameIsChosenForSerialization() {
+    MyClass target = new MyClass("v1", "v2");
+    // Ensure name1 occurs exactly once, and name2 and name3 dont appear
+    assertEquals("{\"name\":\"v1\",\"name1\":\"v2\"}", gson.toJson(target));
+  }
+
+  public void testMultipleNamesDeserializedCorrectly() {
+    assertEquals("v1", gson.fromJson("{'name':'v1'}", MyClass.class).a);
+
+    // Both name1 and name2 gets deserialized to b
+    assertEquals("v11", gson.fromJson("{'name1':'v11'}", MyClass.class).b);
+    assertEquals("v2", gson.fromJson("{'name2':'v2'}", MyClass.class).b);
+    assertEquals("v3", gson.fromJson("{'name3':'v3'}", MyClass.class).b);
+  }
+
+  public void testMultipleNamesInTheSameString() {
+    // The last value takes precedence
+    assertEquals("v3", gson.fromJson("{'name1':'v1','name2':'v2','name3':'v3'}", MyClass.class).b);
+  }
+
+  private static final class MyClass {
+    @SerializedName("name") String a;
+    @SerializedName(value="name1", alternate={"name2", "name3"}) String b;
+    MyClass(String a, String b) {
+      this.a = a;
+      this.b = b;
+    }
+  }
+}