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Diffstat (limited to 'java/core/src/test/java/com/google/protobuf/FieldPresenceTest.java')
| -rw-r--r-- | java/core/src/test/java/com/google/protobuf/FieldPresenceTest.java | 393 |
1 files changed, 0 insertions, 393 deletions
diff --git a/java/core/src/test/java/com/google/protobuf/FieldPresenceTest.java b/java/core/src/test/java/com/google/protobuf/FieldPresenceTest.java deleted file mode 100644 index 82f4216b..00000000 --- a/java/core/src/test/java/com/google/protobuf/FieldPresenceTest.java +++ /dev/null @@ -1,393 +0,0 @@ -// Protocol Buffers - Google's data interchange format -// Copyright 2008 Google Inc. All rights reserved. -// https://developers.google.com/protocol-buffers/ -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -package com.google.protobuf; - -import com.google.protobuf.Descriptors.Descriptor; -import com.google.protobuf.Descriptors.FieldDescriptor; -import com.google.protobuf.FieldPresenceTestProto.TestAllTypes; -import com.google.protobuf.FieldPresenceTestProto.TestOptionalFieldsOnly; -import com.google.protobuf.FieldPresenceTestProto.TestRepeatedFieldsOnly; -import protobuf_unittest.UnittestProto; - -import junit.framework.TestCase; - -/** - * Unit tests for protos that doesn't support field presence test for optional - * non-message fields. - */ -public class FieldPresenceTest extends TestCase { - private static boolean hasMethod(Class<?> clazz, String name) { - try { - if (clazz.getMethod(name) != null) { - return true; - } else { - return false; - } - } catch (NoSuchMethodException e) { - return false; - } - } - - private static void assertHasMethodRemoved( - Class<?> classWithFieldPresence, - Class<?> classWithoutFieldPresence, - String camelName) { - assertTrue(hasMethod(classWithFieldPresence, "get" + camelName)); - assertTrue(hasMethod(classWithFieldPresence, "has" + camelName)); - assertTrue(hasMethod(classWithoutFieldPresence, "get" + camelName)); - assertFalse(hasMethod(classWithoutFieldPresence, "has" + camelName)); - } - - public void testHasMethod() { - // Optional non-message fields don't have a hasFoo() method generated. - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OptionalInt32"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OptionalString"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OptionalBytes"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OptionalNestedEnum"); - - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OptionalInt32"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OptionalString"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OptionalBytes"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OptionalNestedEnum"); - - // message fields still have the hasFoo() method generated. - assertFalse(TestAllTypes.newBuilder().build().hasOptionalNestedMessage()); - assertFalse(TestAllTypes.newBuilder().hasOptionalNestedMessage()); - - // oneof fields don't have hasFoo() methods (even for message types). - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OneofUint32"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OneofString"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OneofBytes"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.class, - TestAllTypes.class, - "OneofNestedMessage"); - - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OneofUint32"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OneofString"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OneofBytes"); - assertHasMethodRemoved( - UnittestProto.TestAllTypes.Builder.class, - TestAllTypes.Builder.class, - "OneofNestedMessage"); - } - - public void testOneofEquals() throws Exception { - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - TestAllTypes message1 = builder.build(); - // Set message2's oneof_uint32 field to defalut value. The two - // messages should be different when check with oneof case. - builder.setOneofUint32(0); - TestAllTypes message2 = builder.build(); - assertFalse(message1.equals(message2)); - } - - public void testLazyField() throws Exception { - // Test default constructed message. - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - TestAllTypes message = builder.build(); - assertFalse(message.hasOptionalLazyMessage()); - assertEquals(0, message.getSerializedSize()); - assertEquals(ByteString.EMPTY, message.toByteString()); - - // Set default instance to the field. - builder.setOptionalLazyMessage(TestAllTypes.NestedMessage.getDefaultInstance()); - message = builder.build(); - assertTrue(message.hasOptionalLazyMessage()); - assertEquals(2, message.getSerializedSize()); - - // Test parse zero-length from wire sets the presence. - TestAllTypes parsed = TestAllTypes.parseFrom(message.toByteString()); - assertTrue(parsed.hasOptionalLazyMessage()); - assertEquals(message.getOptionalLazyMessage(), parsed.getOptionalLazyMessage()); - } - - public void testFieldPresence() { - // Optional non-message fields set to their default value are treated the - // same way as not set. - - // Serialization will ignore such fields. - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - builder.setOptionalInt32(0); - builder.setOptionalString(""); - builder.setOptionalBytes(ByteString.EMPTY); - builder.setOptionalNestedEnum(TestAllTypes.NestedEnum.FOO); - TestAllTypes message = builder.build(); - assertEquals(0, message.getSerializedSize()); - - // mergeFrom() will ignore such fields. - TestAllTypes.Builder a = TestAllTypes.newBuilder(); - a.setOptionalInt32(1); - a.setOptionalString("x"); - a.setOptionalBytes(ByteString.copyFromUtf8("y")); - a.setOptionalNestedEnum(TestAllTypes.NestedEnum.BAR); - TestAllTypes.Builder b = TestAllTypes.newBuilder(); - b.setOptionalInt32(0); - b.setOptionalString(""); - b.setOptionalBytes(ByteString.EMPTY); - b.setOptionalNestedEnum(TestAllTypes.NestedEnum.FOO); - a.mergeFrom(b.build()); - message = a.build(); - assertEquals(1, message.getOptionalInt32()); - assertEquals("x", message.getOptionalString()); - assertEquals(ByteString.copyFromUtf8("y"), message.getOptionalBytes()); - assertEquals(TestAllTypes.NestedEnum.BAR, message.getOptionalNestedEnum()); - - // equals()/hashCode() should produce the same results. - TestAllTypes empty = TestAllTypes.newBuilder().build(); - message = builder.build(); - assertTrue(empty.equals(message)); - assertTrue(message.equals(empty)); - assertEquals(empty.hashCode(), message.hashCode()); - } - - public void testFieldPresenceByReflection() { - Descriptor descriptor = TestAllTypes.getDescriptor(); - FieldDescriptor optionalInt32Field = descriptor.findFieldByName("optional_int32"); - FieldDescriptor optionalStringField = descriptor.findFieldByName("optional_string"); - FieldDescriptor optionalBytesField = descriptor.findFieldByName("optional_bytes"); - FieldDescriptor optionalNestedEnumField = descriptor.findFieldByName("optional_nested_enum"); - - // Field not present. - TestAllTypes message = TestAllTypes.newBuilder().build(); - assertFalse(message.hasField(optionalInt32Field)); - assertFalse(message.hasField(optionalStringField)); - assertFalse(message.hasField(optionalBytesField)); - assertFalse(message.hasField(optionalNestedEnumField)); - assertEquals(0, message.getAllFields().size()); - - // Field set to default value is seen as not present. - message = TestAllTypes.newBuilder() - .setOptionalInt32(0) - .setOptionalString("") - .setOptionalBytes(ByteString.EMPTY) - .setOptionalNestedEnum(TestAllTypes.NestedEnum.FOO) - .build(); - assertFalse(message.hasField(optionalInt32Field)); - assertFalse(message.hasField(optionalStringField)); - assertFalse(message.hasField(optionalBytesField)); - assertFalse(message.hasField(optionalNestedEnumField)); - assertEquals(0, message.getAllFields().size()); - - // Field set to non-default value is seen as present. - message = TestAllTypes.newBuilder() - .setOptionalInt32(1) - .setOptionalString("x") - .setOptionalBytes(ByteString.copyFromUtf8("y")) - .setOptionalNestedEnum(TestAllTypes.NestedEnum.BAR) - .build(); - assertTrue(message.hasField(optionalInt32Field)); - assertTrue(message.hasField(optionalStringField)); - assertTrue(message.hasField(optionalBytesField)); - assertTrue(message.hasField(optionalNestedEnumField)); - assertEquals(4, message.getAllFields().size()); - } - - public void testMessageField() { - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - assertFalse(builder.hasOptionalNestedMessage()); - assertFalse(builder.build().hasOptionalNestedMessage()); - - TestAllTypes.NestedMessage.Builder nestedBuilder = - builder.getOptionalNestedMessageBuilder(); - assertTrue(builder.hasOptionalNestedMessage()); - assertTrue(builder.build().hasOptionalNestedMessage()); - - nestedBuilder.setValue(1); - assertEquals(1, builder.build().getOptionalNestedMessage().getValue()); - - builder.clearOptionalNestedMessage(); - assertFalse(builder.hasOptionalNestedMessage()); - assertFalse(builder.build().hasOptionalNestedMessage()); - - // Unlike non-message fields, if we set a message field to its default value (i.e., - // default instance), the field should be seen as present. - builder.setOptionalNestedMessage(TestAllTypes.NestedMessage.getDefaultInstance()); - assertTrue(builder.hasOptionalNestedMessage()); - assertTrue(builder.build().hasOptionalNestedMessage()); - } - - public void testSerializeAndParse() throws Exception { - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - builder.setOptionalInt32(1234); - builder.setOptionalString("hello"); - builder.setOptionalNestedMessage(TestAllTypes.NestedMessage.getDefaultInstance()); - // Set an oneof field to its default value and expect it to be serialized (i.e., - // an oneof field set to the default value should be treated as present). - builder.setOneofInt32(0); - ByteString data = builder.build().toByteString(); - - TestAllTypes message = TestAllTypes.parseFrom(data); - assertEquals(1234, message.getOptionalInt32()); - assertEquals("hello", message.getOptionalString()); - // Fields not set will have the default value. - assertEquals(ByteString.EMPTY, message.getOptionalBytes()); - assertEquals(TestAllTypes.NestedEnum.FOO, message.getOptionalNestedEnum()); - // The message field is set despite that it's set with a default instance. - assertTrue(message.hasOptionalNestedMessage()); - assertEquals(0, message.getOptionalNestedMessage().getValue()); - // The oneof field set to its default value is also present. - assertEquals( - TestAllTypes.OneofFieldCase.ONEOF_INT32, message.getOneofFieldCase()); - } - - // Regression test for b/16173397 - // Make sure we haven't screwed up the code generation for repeated fields. - public void testRepeatedFields() throws Exception { - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - builder.setOptionalInt32(1234); - builder.setOptionalString("hello"); - builder.setOptionalNestedMessage(TestAllTypes.NestedMessage.getDefaultInstance()); - builder.addRepeatedInt32(4321); - builder.addRepeatedString("world"); - builder.addRepeatedNestedMessage(TestAllTypes.NestedMessage.getDefaultInstance()); - ByteString data = builder.build().toByteString(); - - TestOptionalFieldsOnly optionalOnlyMessage = TestOptionalFieldsOnly.parseFrom(data); - assertEquals(1234, optionalOnlyMessage.getOptionalInt32()); - assertEquals("hello", optionalOnlyMessage.getOptionalString()); - assertTrue(optionalOnlyMessage.hasOptionalNestedMessage()); - assertEquals(0, optionalOnlyMessage.getOptionalNestedMessage().getValue()); - - TestRepeatedFieldsOnly repeatedOnlyMessage = TestRepeatedFieldsOnly.parseFrom(data); - assertEquals(1, repeatedOnlyMessage.getRepeatedInt32Count()); - assertEquals(4321, repeatedOnlyMessage.getRepeatedInt32(0)); - assertEquals(1, repeatedOnlyMessage.getRepeatedStringCount()); - assertEquals("world", repeatedOnlyMessage.getRepeatedString(0)); - assertEquals(1, repeatedOnlyMessage.getRepeatedNestedMessageCount()); - assertEquals(0, repeatedOnlyMessage.getRepeatedNestedMessage(0).getValue()); - } - - public void testIsInitialized() throws Exception { - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - - // Test optional proto2 message fields. - UnittestProto.TestRequired.Builder proto2Builder = - builder.getOptionalProto2MessageBuilder(); - assertFalse(builder.isInitialized()); - assertFalse(builder.buildPartial().isInitialized()); - - proto2Builder.setA(1).setB(2).setC(3); - assertTrue(builder.isInitialized()); - assertTrue(builder.buildPartial().isInitialized()); - - // Test oneof proto2 message fields. - proto2Builder = builder.getOneofProto2MessageBuilder(); - assertFalse(builder.isInitialized()); - assertFalse(builder.buildPartial().isInitialized()); - - proto2Builder.setA(1).setB(2).setC(3); - assertTrue(builder.isInitialized()); - assertTrue(builder.buildPartial().isInitialized()); - - // Test repeated proto2 message fields. - proto2Builder = builder.addRepeatedProto2MessageBuilder(); - assertFalse(builder.isInitialized()); - assertFalse(builder.buildPartial().isInitialized()); - - proto2Builder.setA(1).setB(2).setC(3); - assertTrue(builder.isInitialized()); - assertTrue(builder.buildPartial().isInitialized()); - } - - - // Test that unknown fields are dropped. - public void testUnknownFields() throws Exception { - TestAllTypes.Builder builder = TestAllTypes.newBuilder(); - builder.setOptionalInt32(1234); - builder.addRepeatedInt32(5678); - TestAllTypes message = builder.build(); - ByteString data = message.toByteString(); - - TestOptionalFieldsOnly optionalOnlyMessage = - TestOptionalFieldsOnly.parseFrom(data); - // UnknownFieldSet should be empty. - assertEquals( - 0, optionalOnlyMessage.getUnknownFields().toByteString().size()); - assertEquals(1234, optionalOnlyMessage.getOptionalInt32()); - message = TestAllTypes.parseFrom(optionalOnlyMessage.toByteString()); - assertEquals(1234, message.getOptionalInt32()); - // The repeated field is discarded because it's unknown to the optional-only - // message. - assertEquals(0, message.getRepeatedInt32Count()); - - DynamicMessage dynamicOptionalOnlyMessage = - DynamicMessage.getDefaultInstance( - TestOptionalFieldsOnly.getDescriptor()) - .getParserForType().parseFrom(data); - assertEquals( - 0, dynamicOptionalOnlyMessage.getUnknownFields().toByteString().size()); - assertEquals(optionalOnlyMessage.toByteString(), - dynamicOptionalOnlyMessage.toByteString()); - } -} |