1 files changed, 63 insertions, 0 deletions
diff --git a/gson/src/test/java/com/google/gson/ObjectTypeAdapterTest.java b/gson/src/test/java/com/google/gson/ObjectTypeAdapterTest.java
new file mode 100644
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+++ b/gson/src/test/java/com/google/gson/ObjectTypeAdapterTest.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2011 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;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import junit.framework.TestCase;
+
+public final class ObjectTypeAdapterTest extends TestCase {
+  private final Gson gson = new GsonBuilder().create();
+  private final TypeAdapter<Object> adapter = gson.getAdapter(Object.class);
+
+  public void testDeserialize() throws Exception {
+    Map<?, ?> map = (Map<?, ?>) adapter.fromJson("{\"a\":5,\"b\":[1,2,null],\"c\":{\"x\":\"y\"}}");
+    assertEquals(5.0, map.get("a"));
+    assertEquals(Arrays.asList(1.0, 2.0, null), map.get("b"));
+    assertEquals(Collections.singletonMap("x", "y"), map.get("c"));
+    assertEquals(3, map.size());
+  }
+
+  public void testSerialize() throws Exception {
+    Object object = new RuntimeType();
+    assertEquals("{'a':5,'b':[1,2,null]}", adapter.toJson(object).replace("\"", "'"));
+  }
+  
+  public void testSerializeNullValue() throws Exception {
+    Map<String, Object> map = new LinkedHashMap<String, Object>();
+    map.put("a", null);
+    assertEquals("{'a':null}", adapter.toJson(map).replace('"', '\''));
+  }
+
+  public void testDeserializeNullValue() throws Exception {
+    Map<String, Object> map = new LinkedHashMap<String, Object>();
+    map.put("a", null);
+    assertEquals(map, adapter.fromJson("{\"a\":null}"));
+  }
+
+  public void testSerializeObject() throws Exception {
+    assertEquals("{}", adapter.toJson(new Object()));
+  }
+
+  @SuppressWarnings("unused")
+  private class RuntimeType {
+    Object a = 5;
+    Object b = Arrays.asList(1, 2, null);
+  }
+}