diff options
Diffstat (limited to 'java/core/src/test/java/com/google/protobuf/DescriptorsTest.java')
| -rw-r--r-- | java/core/src/test/java/com/google/protobuf/DescriptorsTest.java | 808 |
1 files changed, 808 insertions, 0 deletions
diff --git a/java/core/src/test/java/com/google/protobuf/DescriptorsTest.java b/java/core/src/test/java/com/google/protobuf/DescriptorsTest.java new file mode 100644 index 00000000..b3302441 --- /dev/null +++ b/java/core/src/test/java/com/google/protobuf/DescriptorsTest.java @@ -0,0 +1,808 @@ +// 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.DescriptorProtos.DescriptorProto; +import com.google.protobuf.DescriptorProtos.EnumDescriptorProto; +import com.google.protobuf.DescriptorProtos.EnumValueDescriptorProto; +import com.google.protobuf.DescriptorProtos.FieldDescriptorProto; +import com.google.protobuf.DescriptorProtos.FileDescriptorProto; +import com.google.protobuf.Descriptors.Descriptor; +import com.google.protobuf.Descriptors.DescriptorValidationException; +import com.google.protobuf.Descriptors.EnumDescriptor; +import com.google.protobuf.Descriptors.EnumValueDescriptor; +import com.google.protobuf.Descriptors.FieldDescriptor; +import com.google.protobuf.Descriptors.FileDescriptor; +import com.google.protobuf.Descriptors.MethodDescriptor; +import com.google.protobuf.Descriptors.OneofDescriptor; +import com.google.protobuf.Descriptors.ServiceDescriptor; +import com.google.protobuf.test.UnittestImport; +import com.google.protobuf.test.UnittestImport.ImportEnum; +import com.google.protobuf.test.UnittestImport.ImportEnumForMap; +import protobuf_unittest.TestCustomOptions; +import protobuf_unittest.UnittestCustomOptions; +import protobuf_unittest.UnittestProto; +import protobuf_unittest.UnittestProto.ForeignEnum; +import protobuf_unittest.UnittestProto.ForeignMessage; +import protobuf_unittest.UnittestProto.TestAllExtensions; +import protobuf_unittest.UnittestProto.TestAllTypes; +import protobuf_unittest.UnittestProto.TestExtremeDefaultValues; +import protobuf_unittest.UnittestProto.TestMultipleExtensionRanges; +import protobuf_unittest.UnittestProto.TestRequired; +import protobuf_unittest.UnittestProto.TestReservedFields; +import protobuf_unittest.UnittestProto.TestService; +import junit.framework.TestCase; + +import java.util.Arrays; +import java.util.Collections; +import java.util.List; + +/** + * Unit test for {@link Descriptors}. + * + * @author kenton@google.com Kenton Varda + */ +public class DescriptorsTest extends TestCase { + + // Regression test for bug where referencing a FieldDescriptor.Type value + // before a FieldDescriptorProto.Type value would yield a + // ExceptionInInitializerError. + @SuppressWarnings("unused") + private static final Object STATIC_INIT_TEST = FieldDescriptor.Type.BOOL; + + public void testFieldTypeEnumMapping() throws Exception { + assertEquals(FieldDescriptor.Type.values().length, + FieldDescriptorProto.Type.values().length); + for (FieldDescriptor.Type type : FieldDescriptor.Type.values()) { + FieldDescriptorProto.Type protoType = type.toProto(); + assertEquals("TYPE_" + type.name(), protoType.name()); + assertEquals(type, FieldDescriptor.Type.valueOf(protoType)); + } + } + + public void testFileDescriptor() throws Exception { + FileDescriptor file = UnittestProto.getDescriptor(); + + assertEquals("google/protobuf/unittest.proto", file.getName()); + assertEquals("protobuf_unittest", file.getPackage()); + + assertEquals("UnittestProto", file.getOptions().getJavaOuterClassname()); + assertEquals("google/protobuf/unittest.proto", + file.toProto().getName()); + + assertEquals(Arrays.asList(UnittestImport.getDescriptor()), + file.getDependencies()); + + Descriptor messageType = TestAllTypes.getDescriptor(); + assertEquals(messageType, file.getMessageTypes().get(0)); + assertEquals(messageType, file.findMessageTypeByName("TestAllTypes")); + assertNull(file.findMessageTypeByName("NoSuchType")); + assertNull(file.findMessageTypeByName("protobuf_unittest.TestAllTypes")); + for (int i = 0; i < file.getMessageTypes().size(); i++) { + assertEquals(i, file.getMessageTypes().get(i).getIndex()); + } + + EnumDescriptor enumType = ForeignEnum.getDescriptor(); + assertEquals(enumType, file.getEnumTypes().get(0)); + assertEquals(enumType, file.findEnumTypeByName("ForeignEnum")); + assertNull(file.findEnumTypeByName("NoSuchType")); + assertNull(file.findEnumTypeByName("protobuf_unittest.ForeignEnum")); + assertEquals(Arrays.asList(ImportEnum.getDescriptor(), + ImportEnumForMap.getDescriptor()), + UnittestImport.getDescriptor().getEnumTypes()); + for (int i = 0; i < file.getEnumTypes().size(); i++) { + assertEquals(i, file.getEnumTypes().get(i).getIndex()); + } + + ServiceDescriptor service = TestService.getDescriptor(); + assertEquals(service, file.getServices().get(0)); + assertEquals(service, file.findServiceByName("TestService")); + assertNull(file.findServiceByName("NoSuchType")); + assertNull(file.findServiceByName("protobuf_unittest.TestService")); + assertEquals(Collections.emptyList(), + UnittestImport.getDescriptor().getServices()); + for (int i = 0; i < file.getServices().size(); i++) { + assertEquals(i, file.getServices().get(i).getIndex()); + } + + FieldDescriptor extension = + UnittestProto.optionalInt32Extension.getDescriptor(); + assertEquals(extension, file.getExtensions().get(0)); + assertEquals(extension, + file.findExtensionByName("optional_int32_extension")); + assertNull(file.findExtensionByName("no_such_ext")); + assertNull(file.findExtensionByName( + "protobuf_unittest.optional_int32_extension")); + assertEquals(Collections.emptyList(), + UnittestImport.getDescriptor().getExtensions()); + for (int i = 0; i < file.getExtensions().size(); i++) { + assertEquals(i, file.getExtensions().get(i).getIndex()); + } + } + + public void testDescriptor() throws Exception { + Descriptor messageType = TestAllTypes.getDescriptor(); + Descriptor nestedType = TestAllTypes.NestedMessage.getDescriptor(); + + assertEquals("TestAllTypes", messageType.getName()); + assertEquals("protobuf_unittest.TestAllTypes", messageType.getFullName()); + assertEquals(UnittestProto.getDescriptor(), messageType.getFile()); + assertNull(messageType.getContainingType()); + assertEquals(DescriptorProtos.MessageOptions.getDefaultInstance(), + messageType.getOptions()); + assertEquals("TestAllTypes", messageType.toProto().getName()); + + assertEquals("NestedMessage", nestedType.getName()); + assertEquals("protobuf_unittest.TestAllTypes.NestedMessage", + nestedType.getFullName()); + assertEquals(UnittestProto.getDescriptor(), nestedType.getFile()); + assertEquals(messageType, nestedType.getContainingType()); + + FieldDescriptor field = messageType.getFields().get(0); + assertEquals("optional_int32", field.getName()); + assertEquals(field, messageType.findFieldByName("optional_int32")); + assertNull(messageType.findFieldByName("no_such_field")); + assertEquals(field, messageType.findFieldByNumber(1)); + assertNull(messageType.findFieldByNumber(571283)); + for (int i = 0; i < messageType.getFields().size(); i++) { + assertEquals(i, messageType.getFields().get(i).getIndex()); + } + + assertEquals(nestedType, messageType.getNestedTypes().get(0)); + assertEquals(nestedType, messageType.findNestedTypeByName("NestedMessage")); + assertNull(messageType.findNestedTypeByName("NoSuchType")); + for (int i = 0; i < messageType.getNestedTypes().size(); i++) { + assertEquals(i, messageType.getNestedTypes().get(i).getIndex()); + } + + EnumDescriptor enumType = TestAllTypes.NestedEnum.getDescriptor(); + assertEquals(enumType, messageType.getEnumTypes().get(0)); + assertEquals(enumType, messageType.findEnumTypeByName("NestedEnum")); + assertNull(messageType.findEnumTypeByName("NoSuchType")); + for (int i = 0; i < messageType.getEnumTypes().size(); i++) { + assertEquals(i, messageType.getEnumTypes().get(i).getIndex()); + } + } + + public void testFieldDescriptor() throws Exception { + Descriptor messageType = TestAllTypes.getDescriptor(); + FieldDescriptor primitiveField = + messageType.findFieldByName("optional_int32"); + FieldDescriptor enumField = + messageType.findFieldByName("optional_nested_enum"); + FieldDescriptor messageField = + messageType.findFieldByName("optional_foreign_message"); + FieldDescriptor cordField = + messageType.findFieldByName("optional_cord"); + FieldDescriptor extension = + UnittestProto.optionalInt32Extension.getDescriptor(); + FieldDescriptor nestedExtension = TestRequired.single.getDescriptor(); + + assertEquals("optional_int32", primitiveField.getName()); + assertEquals("protobuf_unittest.TestAllTypes.optional_int32", + primitiveField.getFullName()); + assertEquals(1, primitiveField.getNumber()); + assertEquals(messageType, primitiveField.getContainingType()); + assertEquals(UnittestProto.getDescriptor(), primitiveField.getFile()); + assertEquals(FieldDescriptor.Type.INT32, primitiveField.getType()); + assertEquals(FieldDescriptor.JavaType.INT, primitiveField.getJavaType()); + assertEquals(DescriptorProtos.FieldOptions.getDefaultInstance(), + primitiveField.getOptions()); + assertFalse(primitiveField.isExtension()); + assertEquals("optional_int32", primitiveField.toProto().getName()); + + assertEquals("optional_nested_enum", enumField.getName()); + assertEquals(FieldDescriptor.Type.ENUM, enumField.getType()); + assertEquals(FieldDescriptor.JavaType.ENUM, enumField.getJavaType()); + assertEquals(TestAllTypes.NestedEnum.getDescriptor(), + enumField.getEnumType()); + + assertEquals("optional_foreign_message", messageField.getName()); + assertEquals(FieldDescriptor.Type.MESSAGE, messageField.getType()); + assertEquals(FieldDescriptor.JavaType.MESSAGE, messageField.getJavaType()); + assertEquals(ForeignMessage.getDescriptor(), messageField.getMessageType()); + + assertEquals("optional_cord", cordField.getName()); + assertEquals(FieldDescriptor.Type.STRING, cordField.getType()); + assertEquals(FieldDescriptor.JavaType.STRING, cordField.getJavaType()); + assertEquals(DescriptorProtos.FieldOptions.CType.CORD, + cordField.getOptions().getCtype()); + + assertEquals("optional_int32_extension", extension.getName()); + assertEquals("protobuf_unittest.optional_int32_extension", + extension.getFullName()); + assertEquals(1, extension.getNumber()); + assertEquals(TestAllExtensions.getDescriptor(), + extension.getContainingType()); + assertEquals(UnittestProto.getDescriptor(), extension.getFile()); + assertEquals(FieldDescriptor.Type.INT32, extension.getType()); + assertEquals(FieldDescriptor.JavaType.INT, extension.getJavaType()); + assertEquals(DescriptorProtos.FieldOptions.getDefaultInstance(), + extension.getOptions()); + assertTrue(extension.isExtension()); + assertEquals(null, extension.getExtensionScope()); + assertEquals("optional_int32_extension", extension.toProto().getName()); + + assertEquals("single", nestedExtension.getName()); + assertEquals("protobuf_unittest.TestRequired.single", + nestedExtension.getFullName()); + assertEquals(TestRequired.getDescriptor(), + nestedExtension.getExtensionScope()); + } + + public void testFieldDescriptorLabel() throws Exception { + FieldDescriptor requiredField = + TestRequired.getDescriptor().findFieldByName("a"); + FieldDescriptor optionalField = + TestAllTypes.getDescriptor().findFieldByName("optional_int32"); + FieldDescriptor repeatedField = + TestAllTypes.getDescriptor().findFieldByName("repeated_int32"); + + assertTrue(requiredField.isRequired()); + assertFalse(requiredField.isRepeated()); + assertFalse(optionalField.isRequired()); + assertFalse(optionalField.isRepeated()); + assertFalse(repeatedField.isRequired()); + assertTrue(repeatedField.isRepeated()); + } + + public void testFieldDescriptorJsonName() throws Exception { + FieldDescriptor requiredField = TestRequired.getDescriptor().findFieldByName("a"); + FieldDescriptor optionalField = TestAllTypes.getDescriptor().findFieldByName("optional_int32"); + FieldDescriptor repeatedField = TestAllTypes.getDescriptor().findFieldByName("repeated_int32"); + assertEquals("a", requiredField.getJsonName()); + assertEquals("optionalInt32", optionalField.getJsonName()); + assertEquals("repeatedInt32", repeatedField.getJsonName()); + } + + public void testFieldDescriptorDefault() throws Exception { + Descriptor d = TestAllTypes.getDescriptor(); + assertFalse(d.findFieldByName("optional_int32").hasDefaultValue()); + assertEquals(0, d.findFieldByName("optional_int32").getDefaultValue()); + assertTrue(d.findFieldByName("default_int32").hasDefaultValue()); + assertEquals(41, d.findFieldByName("default_int32").getDefaultValue()); + + d = TestExtremeDefaultValues.getDescriptor(); + assertEquals( + ByteString.copyFrom( + "\0\001\007\b\f\n\r\t\013\\\'\"\u00fe".getBytes(Internal.ISO_8859_1)), + d.findFieldByName("escaped_bytes").getDefaultValue()); + assertEquals(-1, d.findFieldByName("large_uint32").getDefaultValue()); + assertEquals(-1L, d.findFieldByName("large_uint64").getDefaultValue()); + } + + public void testEnumDescriptor() throws Exception { + EnumDescriptor enumType = ForeignEnum.getDescriptor(); + EnumDescriptor nestedType = TestAllTypes.NestedEnum.getDescriptor(); + + assertEquals("ForeignEnum", enumType.getName()); + assertEquals("protobuf_unittest.ForeignEnum", enumType.getFullName()); + assertEquals(UnittestProto.getDescriptor(), enumType.getFile()); + assertNull(enumType.getContainingType()); + assertEquals(DescriptorProtos.EnumOptions.getDefaultInstance(), + enumType.getOptions()); + + assertEquals("NestedEnum", nestedType.getName()); + assertEquals("protobuf_unittest.TestAllTypes.NestedEnum", + nestedType.getFullName()); + assertEquals(UnittestProto.getDescriptor(), nestedType.getFile()); + assertEquals(TestAllTypes.getDescriptor(), nestedType.getContainingType()); + + EnumValueDescriptor value = ForeignEnum.FOREIGN_FOO.getValueDescriptor(); + assertEquals(value, enumType.getValues().get(0)); + assertEquals("FOREIGN_FOO", value.getName()); + assertEquals("FOREIGN_FOO", value.toString()); + assertEquals(4, value.getNumber()); + assertEquals(value, enumType.findValueByName("FOREIGN_FOO")); + assertEquals(value, enumType.findValueByNumber(4)); + assertNull(enumType.findValueByName("NO_SUCH_VALUE")); + for (int i = 0; i < enumType.getValues().size(); i++) { + assertEquals(i, enumType.getValues().get(i).getIndex()); + } + } + + public void testServiceDescriptor() throws Exception { + ServiceDescriptor service = TestService.getDescriptor(); + + assertEquals("TestService", service.getName()); + assertEquals("protobuf_unittest.TestService", service.getFullName()); + assertEquals(UnittestProto.getDescriptor(), service.getFile()); + + + MethodDescriptor fooMethod = service.getMethods().get(0); + assertEquals("Foo", fooMethod.getName()); + assertEquals(UnittestProto.FooRequest.getDescriptor(), + fooMethod.getInputType()); + assertEquals(UnittestProto.FooResponse.getDescriptor(), + fooMethod.getOutputType()); + assertEquals(fooMethod, service.findMethodByName("Foo")); + + MethodDescriptor barMethod = service.getMethods().get(1); + assertEquals("Bar", barMethod.getName()); + assertEquals(UnittestProto.BarRequest.getDescriptor(), + barMethod.getInputType()); + assertEquals(UnittestProto.BarResponse.getDescriptor(), + barMethod.getOutputType()); + assertEquals(barMethod, service.findMethodByName("Bar")); + + assertNull(service.findMethodByName("NoSuchMethod")); + + for (int i = 0; i < service.getMethods().size(); i++) { + assertEquals(i, service.getMethods().get(i).getIndex()); + } + } + + + public void testCustomOptions() throws Exception { + // Get the descriptor indirectly from a dependent proto class. This is to + // ensure that when a proto class is loaded, custom options defined in its + // dependencies are also properly initialized. + Descriptor descriptor = + TestCustomOptions.TestMessageWithCustomOptionsContainer.getDescriptor() + .findFieldByName("field").getMessageType(); + + assertTrue( + descriptor.getOptions().hasExtension(UnittestCustomOptions.messageOpt1)); + assertEquals(Integer.valueOf(-56), + descriptor.getOptions().getExtension(UnittestCustomOptions.messageOpt1)); + + FieldDescriptor field = descriptor.findFieldByName("field1"); + assertNotNull(field); + + assertTrue( + field.getOptions().hasExtension(UnittestCustomOptions.fieldOpt1)); + assertEquals(Long.valueOf(8765432109L), + field.getOptions().getExtension(UnittestCustomOptions.fieldOpt1)); + + OneofDescriptor oneof = descriptor.getOneofs().get(0); + assertNotNull(oneof); + + assertTrue( + oneof.getOptions().hasExtension(UnittestCustomOptions.oneofOpt1)); + assertEquals(Integer.valueOf(-99), + oneof.getOptions().getExtension(UnittestCustomOptions.oneofOpt1)); + + EnumDescriptor enumType = + UnittestCustomOptions.TestMessageWithCustomOptions.AnEnum.getDescriptor(); + + assertTrue( + enumType.getOptions().hasExtension(UnittestCustomOptions.enumOpt1)); + assertEquals(Integer.valueOf(-789), + enumType.getOptions().getExtension(UnittestCustomOptions.enumOpt1)); + + ServiceDescriptor service = + UnittestCustomOptions.TestServiceWithCustomOptions.getDescriptor(); + + assertTrue( + service.getOptions().hasExtension(UnittestCustomOptions.serviceOpt1)); + assertEquals(Long.valueOf(-9876543210L), + service.getOptions().getExtension(UnittestCustomOptions.serviceOpt1)); + + MethodDescriptor method = service.findMethodByName("Foo"); + assertNotNull(method); + + assertTrue( + method.getOptions().hasExtension(UnittestCustomOptions.methodOpt1)); + assertEquals(UnittestCustomOptions.MethodOpt1.METHODOPT1_VAL2, + method.getOptions().getExtension(UnittestCustomOptions.methodOpt1)); + } + + /** + * Test that the FieldDescriptor.Type enum is the same as the + * WireFormat.FieldType enum. + */ + public void testFieldTypeTablesMatch() throws Exception { + FieldDescriptor.Type[] values1 = FieldDescriptor.Type.values(); + WireFormat.FieldType[] values2 = WireFormat.FieldType.values(); + + assertEquals(values1.length, values2.length); + + for (int i = 0; i < values1.length; i++) { + assertEquals(values1[i].toString(), values2[i].toString()); + } + } + + /** + * Test that the FieldDescriptor.JavaType enum is the same as the + * WireFormat.JavaType enum. + */ + public void testJavaTypeTablesMatch() throws Exception { + FieldDescriptor.JavaType[] values1 = FieldDescriptor.JavaType.values(); + WireFormat.JavaType[] values2 = WireFormat.JavaType.values(); + + assertEquals(values1.length, values2.length); + + for (int i = 0; i < values1.length; i++) { + assertEquals(values1[i].toString(), values2[i].toString()); + } + } + + public void testEnormousDescriptor() throws Exception { + // The descriptor for this file is larger than 64k, yet it did not cause + // a compiler error due to an over-long string literal. + assertTrue( + UnittestEnormousDescriptor.getDescriptor() + .toProto().getSerializedSize() > 65536); + } + + /** + * Tests that the DescriptorValidationException works as intended. + */ + public void testDescriptorValidatorException() throws Exception { + FileDescriptorProto fileDescriptorProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addMessageType(DescriptorProto.newBuilder() + .setName("Foo") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setType(FieldDescriptorProto.Type.TYPE_INT32) + .setName("foo") + .setNumber(1) + .setDefaultValue("invalid") + .build()) + .build()) + .build(); + try { + Descriptors.FileDescriptor.buildFrom(fileDescriptorProto, + new FileDescriptor[0]); + fail("DescriptorValidationException expected"); + } catch (DescriptorValidationException e) { + // Expected; check that the error message contains some useful hints + assertTrue(e.getMessage().indexOf("foo") != -1); + assertTrue(e.getMessage().indexOf("Foo") != -1); + assertTrue(e.getMessage().indexOf("invalid") != -1); + assertTrue(e.getCause() instanceof NumberFormatException); + assertTrue(e.getCause().getMessage().indexOf("invalid") != -1); + } + } + + /** + * Tests the translate/crosslink for an example where a message field's name + * and type name are the same. + */ + public void testDescriptorComplexCrosslink() throws Exception { + FileDescriptorProto fileDescriptorProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addMessageType(DescriptorProto.newBuilder() + .setName("Foo") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setType(FieldDescriptorProto.Type.TYPE_INT32) + .setName("foo") + .setNumber(1) + .build()) + .build()) + .addMessageType(DescriptorProto.newBuilder() + .setName("Bar") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setTypeName("Foo") + .setName("Foo") + .setNumber(1) + .build()) + .build()) + .build(); + // translate and crosslink + FileDescriptor file = + Descriptors.FileDescriptor.buildFrom(fileDescriptorProto, + new FileDescriptor[0]); + // verify resulting descriptors + assertNotNull(file); + List<Descriptor> msglist = file.getMessageTypes(); + assertNotNull(msglist); + assertTrue(msglist.size() == 2); + boolean barFound = false; + for (Descriptor desc : msglist) { + if (desc.getName().equals("Bar")) { + barFound = true; + assertNotNull(desc.getFields()); + List<FieldDescriptor> fieldlist = desc.getFields(); + assertNotNull(fieldlist); + assertTrue(fieldlist.size() == 1); + assertTrue(fieldlist.get(0).getType() == FieldDescriptor.Type.MESSAGE); + assertTrue(fieldlist.get(0).getMessageType().getName().equals("Foo")); + } + } + assertTrue(barFound); + } + + public void testDependencyOrder() throws Exception { + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("foo.proto").build(); + FileDescriptorProto barProto = FileDescriptorProto.newBuilder() + .setName("bar.proto") + .addDependency("foo.proto") + .build(); + FileDescriptorProto bazProto = FileDescriptorProto.newBuilder() + .setName("baz.proto") + .addDependency("foo.proto") + .addDependency("bar.proto") + .addPublicDependency(0) + .addPublicDependency(1) + .build(); + FileDescriptor fooFile = Descriptors.FileDescriptor.buildFrom(fooProto, + new FileDescriptor[0]); + FileDescriptor barFile = Descriptors.FileDescriptor.buildFrom(barProto, + new FileDescriptor[] {fooFile}); + + // Items in the FileDescriptor array can be in any order. + Descriptors.FileDescriptor.buildFrom(bazProto, + new FileDescriptor[] {fooFile, barFile}); + Descriptors.FileDescriptor.buildFrom(bazProto, + new FileDescriptor[] {barFile, fooFile}); + } + + public void testInvalidPublicDependency() throws Exception { + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("foo.proto").build(); + FileDescriptorProto barProto = FileDescriptorProto.newBuilder() + .setName("boo.proto") + .addDependency("foo.proto") + .addPublicDependency(1) // Error, should be 0. + .build(); + FileDescriptor fooFile = Descriptors.FileDescriptor.buildFrom(fooProto, + new FileDescriptor[0]); + try { + Descriptors.FileDescriptor.buildFrom(barProto, + new FileDescriptor[] {fooFile}); + fail("DescriptorValidationException expected"); + } catch (DescriptorValidationException e) { + assertTrue( + e.getMessage().indexOf("Invalid public dependency index.") != -1); + } + } + + public void testUnknownFieldsDenied() throws Exception { + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addMessageType(DescriptorProto.newBuilder() + .setName("Foo") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setTypeName("Bar") + .setName("bar") + .setNumber(1))) + .build(); + + try { + Descriptors.FileDescriptor.buildFrom(fooProto, new FileDescriptor[0]); + fail("DescriptorValidationException expected"); + } catch (DescriptorValidationException e) { + assertTrue(e.getMessage().indexOf("Bar") != -1); + assertTrue(e.getMessage().indexOf("is not defined") != -1); + } + } + + public void testUnknownFieldsAllowed() throws Exception { + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addDependency("bar.proto") + .addMessageType(DescriptorProto.newBuilder() + .setName("Foo") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setTypeName("Bar") + .setName("bar") + .setNumber(1))) + .build(); + Descriptors.FileDescriptor.buildFrom(fooProto, new FileDescriptor[0], true); + } + + public void testHiddenDependency() throws Exception { + FileDescriptorProto barProto = FileDescriptorProto.newBuilder() + .setName("bar.proto") + .addMessageType(DescriptorProto.newBuilder().setName("Bar")) + .build(); + FileDescriptorProto forwardProto = FileDescriptorProto.newBuilder() + .setName("forward.proto") + .addDependency("bar.proto") + .build(); + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addDependency("forward.proto") + .addMessageType(DescriptorProto.newBuilder() + .setName("Foo") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setTypeName("Bar") + .setName("bar") + .setNumber(1))) + .build(); + FileDescriptor barFile = Descriptors.FileDescriptor.buildFrom( + barProto, new FileDescriptor[0]); + FileDescriptor forwardFile = Descriptors.FileDescriptor.buildFrom( + forwardProto, new FileDescriptor[] {barFile}); + + try { + Descriptors.FileDescriptor.buildFrom( + fooProto, new FileDescriptor[] {forwardFile}); + fail("DescriptorValidationException expected"); + } catch (DescriptorValidationException e) { + assertTrue(e.getMessage().indexOf("Bar") != -1); + assertTrue(e.getMessage().indexOf("is not defined") != -1); + } + } + + public void testPublicDependency() throws Exception { + FileDescriptorProto barProto = FileDescriptorProto.newBuilder() + .setName("bar.proto") + .addMessageType(DescriptorProto.newBuilder().setName("Bar")) + .build(); + FileDescriptorProto forwardProto = FileDescriptorProto.newBuilder() + .setName("forward.proto") + .addDependency("bar.proto") + .addPublicDependency(0) + .build(); + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addDependency("forward.proto") + .addMessageType(DescriptorProto.newBuilder() + .setName("Foo") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_OPTIONAL) + .setTypeName("Bar") + .setName("bar") + .setNumber(1))) + .build(); + FileDescriptor barFile = Descriptors.FileDescriptor.buildFrom( + barProto, new FileDescriptor[0]); + FileDescriptor forwardFile = Descriptors.FileDescriptor.buildFrom( + forwardProto, new FileDescriptor[]{barFile}); + Descriptors.FileDescriptor.buildFrom( + fooProto, new FileDescriptor[] {forwardFile}); + } + + /** + * Tests the translate/crosslink for an example with a more complex namespace + * referencing. + */ + public void testComplexNamespacePublicDependency() throws Exception { + FileDescriptorProto fooProto = FileDescriptorProto.newBuilder() + .setName("bar.proto") + .setPackage("a.b.c.d.bar.shared") + .addEnumType(EnumDescriptorProto.newBuilder() + .setName("MyEnum") + .addValue(EnumValueDescriptorProto.newBuilder() + .setName("BLAH") + .setNumber(1))) + .build(); + FileDescriptorProto barProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addDependency("bar.proto") + .setPackage("a.b.c.d.foo.shared") + .addMessageType(DescriptorProto.newBuilder() + .setName("MyMessage") + .addField(FieldDescriptorProto.newBuilder() + .setLabel(FieldDescriptorProto.Label.LABEL_REPEATED) + .setTypeName("bar.shared.MyEnum") + .setName("MyField") + .setNumber(1))) + .build(); + // translate and crosslink + FileDescriptor fooFile = Descriptors.FileDescriptor.buildFrom( + fooProto, new FileDescriptor[0]); + FileDescriptor barFile = Descriptors.FileDescriptor.buildFrom( + barProto, new FileDescriptor[]{fooFile}); + // verify resulting descriptors + assertNotNull(barFile); + List<Descriptor> msglist = barFile.getMessageTypes(); + assertNotNull(msglist); + assertTrue(msglist.size() == 1); + Descriptor desc = msglist.get(0); + if (desc.getName().equals("MyMessage")) { + assertNotNull(desc.getFields()); + List<FieldDescriptor> fieldlist = desc.getFields(); + assertNotNull(fieldlist); + assertTrue(fieldlist.size() == 1); + FieldDescriptor field = fieldlist.get(0); + assertTrue(field.getType() == FieldDescriptor.Type.ENUM); + assertTrue(field.getEnumType().getName().equals("MyEnum")); + assertTrue(field.getEnumType().getFile().getName().equals("bar.proto")); + assertTrue(field.getEnumType().getFile().getPackage().equals( + "a.b.c.d.bar.shared")); + } + } + + public void testOneofDescriptor() throws Exception { + Descriptor messageType = TestAllTypes.getDescriptor(); + FieldDescriptor field = + messageType.findFieldByName("oneof_nested_message"); + OneofDescriptor oneofDescriptor = field.getContainingOneof(); + assertNotNull(oneofDescriptor); + assertSame(oneofDescriptor, messageType.getOneofs().get(0)); + assertEquals("oneof_field", oneofDescriptor.getName()); + + assertEquals(4, oneofDescriptor.getFieldCount()); + assertSame(oneofDescriptor.getField(1), field); + + assertEquals(4, oneofDescriptor.getFields().size()); + assertEquals(oneofDescriptor.getFields().get(1), field); + } + + public void testMessageDescriptorExtensions() throws Exception { + assertFalse(TestAllTypes.getDescriptor().isExtendable()); + assertTrue(TestAllExtensions.getDescriptor().isExtendable()); + assertTrue(TestMultipleExtensionRanges.getDescriptor().isExtendable()); + + assertFalse(TestAllTypes.getDescriptor().isExtensionNumber(3)); + assertTrue(TestAllExtensions.getDescriptor().isExtensionNumber(3)); + assertTrue(TestMultipleExtensionRanges.getDescriptor().isExtensionNumber(42)); + assertFalse(TestMultipleExtensionRanges.getDescriptor().isExtensionNumber(43)); + assertFalse(TestMultipleExtensionRanges.getDescriptor().isExtensionNumber(4142)); + assertTrue(TestMultipleExtensionRanges.getDescriptor().isExtensionNumber(4143)); + } + + public void testReservedFields() { + Descriptor d = TestReservedFields.getDescriptor(); + assertTrue(d.isReservedNumber(2)); + assertFalse(d.isReservedNumber(8)); + assertTrue(d.isReservedNumber(9)); + assertTrue(d.isReservedNumber(10)); + assertTrue(d.isReservedNumber(11)); + assertFalse(d.isReservedNumber(12)); + assertFalse(d.isReservedName("foo")); + assertTrue(d.isReservedName("bar")); + assertTrue(d.isReservedName("baz")); + } + + public void testToString() { + assertEquals("protobuf_unittest.TestAllTypes.optional_uint64", + UnittestProto.TestAllTypes.getDescriptor().findFieldByNumber( + UnittestProto.TestAllTypes.OPTIONAL_UINT64_FIELD_NUMBER).toString()); + } + + public void testPackedEnumField() throws Exception { + FileDescriptorProto fileDescriptorProto = FileDescriptorProto.newBuilder() + .setName("foo.proto") + .addEnumType(EnumDescriptorProto.newBuilder() + .setName("Enum") + .addValue(EnumValueDescriptorProto.newBuilder() + .setName("FOO") + .setNumber(1) + .build()) + .build()) + .addMessageType(DescriptorProto.newBuilder() + .setName("Message") + .addField(FieldDescriptorProto.newBuilder() + .setName("foo") + .setTypeName("Enum") + .setNumber(1) + .setLabel(FieldDescriptorProto.Label.LABEL_REPEATED) + .setOptions(DescriptorProtos.FieldOptions.newBuilder() + .setPacked(true) + .build()) + .build()) + .build()) + .build(); + Descriptors.FileDescriptor.buildFrom( + fileDescriptorProto, new FileDescriptor[0]); + } +} |