public void testMergeFrom() throws Exception {
    TestMap.Builder builder = TestMap.newBuilder();
    setMapValues(builder);
    TestMap message = builder.build();

    TestMap.Builder other = TestMap.newBuilder();
    other.mergeFrom(message);
    assertMapValuesSet(other.build());
  }
  public void testEqualsAndHashCode() throws Exception {
    // Test that generated equals() and hashCode() will disregard the order
    // of map entries when comparing/hashing map fields.

    // We can't control the order of elements in a HashMap. The best we can do
    // here is to add elements in different order.
    TestMap.Builder b1 = TestMap.newBuilder();
    b1.getMutableInt32ToInt32Field().put(1, 2);
    b1.getMutableInt32ToInt32Field().put(3, 4);
    b1.getMutableInt32ToInt32Field().put(5, 6);
    TestMap m1 = b1.build();

    TestMap.Builder b2 = TestMap.newBuilder();
    b2.getMutableInt32ToInt32Field().put(5, 6);
    b2.getMutableInt32ToInt32Field().put(1, 2);
    b2.getMutableInt32ToInt32Field().put(3, 4);
    TestMap m2 = b2.build();

    assertEquals(m1, m2);
    assertEquals(m1.hashCode(), m2.hashCode());

    // Make sure we did compare map fields.
    b2.getMutableInt32ToInt32Field().put(1, 0);
    m2 = b2.build();
    assertFalse(m1.equals(m2));
    // Don't check m1.hashCode() != m2.hashCode() because it's not guaranteed
    // to be different.
  }
  public void testUnknownEnumValues() throws Exception {
    TestUnknownEnumValue.Builder builder = TestUnknownEnumValue.newBuilder();
    builder.getMutableInt32ToInt32Field().put(1, 1);
    builder.getMutableInt32ToInt32Field().put(2, 54321);
    ByteString data = builder.build().toByteString();

    TestMap message = TestMap.parseFrom(data);
    // Entries with unknown enum values will be stored into UnknownFieldSet so
    // there is only one entry in the map.
    assertEquals(1, message.getInt32ToEnumField().size());
    assertEquals(TestMap.EnumValue.BAR, message.getInt32ToEnumField().get(1));
    // Serializing and parsing should preserve the unknown entry.
    data = message.toByteString();
    TestUnknownEnumValue messageWithUnknownEnums = TestUnknownEnumValue.parseFrom(data);
    assertEquals(2, messageWithUnknownEnums.getInt32ToInt32Field().size());
    assertEquals(1, messageWithUnknownEnums.getInt32ToInt32Field().get(1).intValue());
    assertEquals(54321, messageWithUnknownEnums.getInt32ToInt32Field().get(2).intValue());
  }
  public void testGettersAndSetters() throws Exception {
    TestMap.Builder builder = TestMap.newBuilder();
    TestMap message = builder.build();
    assertMapValuesCleared(message);

    builder = message.toBuilder();
    setMapValues(builder);
    message = builder.build();
    assertMapValuesSet(message);

    builder = message.toBuilder();
    updateMapValues(builder);
    message = builder.build();
    assertMapValuesUpdated(message);

    builder = message.toBuilder();
    builder.clear();
    message = builder.build();
    assertMapValuesCleared(message);
  }
 private void assertMapValuesCleared(TestMap message) {
   assertEquals(0, message.getInt32ToInt32Field().size());
   assertEquals(0, message.getInt32ToStringField().size());
   assertEquals(0, message.getInt32ToBytesField().size());
   assertEquals(0, message.getInt32ToEnumField().size());
   assertEquals(0, message.getInt32ToMessageField().size());
   assertEquals(0, message.getStringToInt32Field().size());
 }
  private void assertMapValuesSet(TestMap message) {
    assertEquals(3, message.getInt32ToInt32Field().size());
    assertEquals(11, message.getInt32ToInt32Field().get(1).intValue());
    assertEquals(22, message.getInt32ToInt32Field().get(2).intValue());
    assertEquals(33, message.getInt32ToInt32Field().get(3).intValue());

    assertEquals(3, message.getInt32ToStringField().size());
    assertEquals("11", message.getInt32ToStringField().get(1));
    assertEquals("22", message.getInt32ToStringField().get(2));
    assertEquals("33", message.getInt32ToStringField().get(3));

    assertEquals(3, message.getInt32ToBytesField().size());
    assertEquals(TestUtil.toBytes("11"), message.getInt32ToBytesField().get(1));
    assertEquals(TestUtil.toBytes("22"), message.getInt32ToBytesField().get(2));
    assertEquals(TestUtil.toBytes("33"), message.getInt32ToBytesField().get(3));

    assertEquals(3, message.getInt32ToEnumField().size());
    assertEquals(TestMap.EnumValue.FOO, message.getInt32ToEnumField().get(1));
    assertEquals(TestMap.EnumValue.BAR, message.getInt32ToEnumField().get(2));
    assertEquals(TestMap.EnumValue.BAZ, message.getInt32ToEnumField().get(3));

    assertEquals(3, message.getInt32ToMessageField().size());
    assertEquals(11, message.getInt32ToMessageField().get(1).getValue());
    assertEquals(22, message.getInt32ToMessageField().get(2).getValue());
    assertEquals(33, message.getInt32ToMessageField().get(3).getValue());

    assertEquals(3, message.getStringToInt32Field().size());
    assertEquals(11, message.getStringToInt32Field().get("1").intValue());
    assertEquals(22, message.getStringToInt32Field().get("2").intValue());
    assertEquals(33, message.getStringToInt32Field().get("3").intValue());
  }
  public void testSerializeAndParse() throws Exception {
    TestMap.Builder builder = TestMap.newBuilder();
    setMapValues(builder);
    TestMap message = builder.build();
    assertEquals(message.getSerializedSize(), message.toByteString().size());
    message = TestMap.PARSER.parseFrom(message.toByteString());
    assertMapValuesSet(message);

    builder = message.toBuilder();
    updateMapValues(builder);
    message = builder.build();
    assertEquals(message.getSerializedSize(), message.toByteString().size());
    message = TestMap.PARSER.parseFrom(message.toByteString());
    assertMapValuesUpdated(message);

    builder = message.toBuilder();
    builder.clear();
    message = builder.build();
    assertEquals(message.getSerializedSize(), message.toByteString().size());
    message = TestMap.PARSER.parseFrom(message.toByteString());
    assertMapValuesCleared(message);
  }
  private void assertMapValuesUpdated(TestMap message) {
    assertEquals(3, message.getInt32ToInt32Field().size());
    assertEquals(111, message.getInt32ToInt32Field().get(1).intValue());
    assertEquals(33, message.getInt32ToInt32Field().get(3).intValue());
    assertEquals(44, message.getInt32ToInt32Field().get(4).intValue());

    assertEquals(3, message.getInt32ToStringField().size());
    assertEquals("111", message.getInt32ToStringField().get(1));
    assertEquals("33", message.getInt32ToStringField().get(3));
    assertEquals("44", message.getInt32ToStringField().get(4));

    assertEquals(3, message.getInt32ToBytesField().size());
    assertEquals(TestUtil.toBytes("111"), message.getInt32ToBytesField().get(1));
    assertEquals(TestUtil.toBytes("33"), message.getInt32ToBytesField().get(3));
    assertEquals(TestUtil.toBytes("44"), message.getInt32ToBytesField().get(4));

    assertEquals(3, message.getInt32ToEnumField().size());
    assertEquals(TestMap.EnumValue.BAR, message.getInt32ToEnumField().get(1));
    assertEquals(TestMap.EnumValue.BAZ, message.getInt32ToEnumField().get(3));
    assertEquals(TestMap.EnumValue.QUX, message.getInt32ToEnumField().get(4));

    assertEquals(3, message.getInt32ToMessageField().size());
    assertEquals(111, message.getInt32ToMessageField().get(1).getValue());
    assertEquals(33, message.getInt32ToMessageField().get(3).getValue());
    assertEquals(44, message.getInt32ToMessageField().get(4).getValue());

    assertEquals(3, message.getStringToInt32Field().size());
    assertEquals(111, message.getStringToInt32Field().get("1").intValue());
    assertEquals(33, message.getStringToInt32Field().get("3").intValue());
    assertEquals(44, message.getStringToInt32Field().get("4").intValue());
  }