Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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420 lines
18 KiB
420 lines
18 KiB
// Protocol Buffers - Google's data interchange format |
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// Copyright 2008 Google Inc. All rights reserved. |
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// |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file or at |
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// https://developers.google.com/open-source/licenses/bsd |
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#import <objc/runtime.h> |
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#import "GPBDescriptor.h" |
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#import "GPBDescriptor_PackagePrivate.h" |
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#import "GPBTestUtilities.h" |
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#import "objectivec/Tests/Unittest.pbobjc.h" |
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#import "objectivec/Tests/UnittestObjc.pbobjc.h" |
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#import "objectivec/Tests/UnittestObjcOptions.pbobjc.h" |
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@interface DescriptorTests : GPBTestCase |
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@end |
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@implementation DescriptorTests |
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- (void)testDescriptor_containingType { |
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GPBDescriptor *testAllTypesDesc = [TestAllTypes descriptor]; |
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GPBDescriptor *nestedMessageDesc = [TestAllTypes_NestedMessage descriptor]; |
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XCTAssertNil(testAllTypesDesc.containingType); |
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XCTAssertNotNil(nestedMessageDesc.containingType); |
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XCTAssertEqual(nestedMessageDesc.containingType, testAllTypesDesc); // Ptr comparison |
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} |
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- (void)testDescriptor_fullName { |
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GPBDescriptor *testAllTypesDesc = [TestAllTypes descriptor]; |
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XCTAssertEqualObjects(testAllTypesDesc.fullName, @"objc.protobuf.tests.TestAllTypes"); |
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GPBDescriptor *nestedMessageDesc = [TestAllTypes_NestedMessage descriptor]; |
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XCTAssertEqualObjects(nestedMessageDesc.fullName, |
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@"objc.protobuf.tests.TestAllTypes.NestedMessage"); |
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// Prefixes removed. |
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GPBDescriptor *descDesc = [GPBTESTPrefixedParentMessage descriptor]; |
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XCTAssertEqualObjects(descDesc.fullName, @"objc.protobuf.tests.options.PrefixedParentMessage"); |
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GPBDescriptor *descExtRngDesc = [GPBTESTPrefixedParentMessage_Child descriptor]; |
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XCTAssertEqualObjects(descExtRngDesc.fullName, |
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@"objc.protobuf.tests.options.PrefixedParentMessage.Child"); |
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// Things that get "_Class" added. |
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GPBDescriptor *pointDesc = [Point_Class descriptor]; |
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XCTAssertEqualObjects(pointDesc.fullName, @"objc.protobuf.tests.Point"); |
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GPBDescriptor *pointRectDesc = [Point_Rect descriptor]; |
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XCTAssertEqualObjects(pointRectDesc.fullName, @"objc.protobuf.tests.Point.Rect"); |
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} |
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- (void)testFieldDescriptor { |
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GPBDescriptor *descriptor = [TestAllTypes descriptor]; |
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// Nested Enum |
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GPBFieldDescriptor *fieldDescriptorWithName = [descriptor fieldWithName:@"optionalNestedEnum"]; |
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XCTAssertNotNil(fieldDescriptorWithName); |
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GPBFieldDescriptor *fieldDescriptorWithNumber = [descriptor fieldWithNumber:21]; |
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XCTAssertNotNil(fieldDescriptorWithNumber); |
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XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); |
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XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor); |
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XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name, @"TestAllTypes_NestedEnum"); |
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XCTAssertEqual(fieldDescriptorWithName.number, fieldDescriptorWithNumber.number); |
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XCTAssertEqual(fieldDescriptorWithName.dataType, GPBDataTypeEnum); |
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// Foreign Enum |
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fieldDescriptorWithName = [descriptor fieldWithName:@"optionalForeignEnum"]; |
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XCTAssertNotNil(fieldDescriptorWithName); |
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fieldDescriptorWithNumber = [descriptor fieldWithNumber:22]; |
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XCTAssertNotNil(fieldDescriptorWithNumber); |
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XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); |
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XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor); |
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XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name, @"ForeignEnum"); |
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XCTAssertEqual(fieldDescriptorWithName.number, fieldDescriptorWithNumber.number); |
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XCTAssertEqual(fieldDescriptorWithName.dataType, GPBDataTypeEnum); |
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// Import Enum |
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fieldDescriptorWithName = [descriptor fieldWithName:@"optionalImportEnum"]; |
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XCTAssertNotNil(fieldDescriptorWithName); |
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fieldDescriptorWithNumber = [descriptor fieldWithNumber:23]; |
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XCTAssertNotNil(fieldDescriptorWithNumber); |
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XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); |
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XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor); |
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XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name, @"ImportEnum"); |
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XCTAssertEqual(fieldDescriptorWithName.number, fieldDescriptorWithNumber.number); |
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XCTAssertEqual(fieldDescriptorWithName.dataType, GPBDataTypeEnum); |
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// Nested Message |
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fieldDescriptorWithName = [descriptor fieldWithName:@"optionalNestedMessage"]; |
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XCTAssertNotNil(fieldDescriptorWithName); |
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fieldDescriptorWithNumber = [descriptor fieldWithNumber:18]; |
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XCTAssertNotNil(fieldDescriptorWithNumber); |
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XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); |
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XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor); |
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XCTAssertEqual(fieldDescriptorWithName.number, fieldDescriptorWithNumber.number); |
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XCTAssertEqual(fieldDescriptorWithName.dataType, GPBDataTypeMessage); |
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// Foreign Message |
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fieldDescriptorWithName = [descriptor fieldWithName:@"optionalForeignMessage"]; |
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XCTAssertNotNil(fieldDescriptorWithName); |
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fieldDescriptorWithNumber = [descriptor fieldWithNumber:19]; |
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XCTAssertNotNil(fieldDescriptorWithNumber); |
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XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); |
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XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor); |
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XCTAssertEqual(fieldDescriptorWithName.number, fieldDescriptorWithNumber.number); |
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XCTAssertEqual(fieldDescriptorWithName.dataType, GPBDataTypeMessage); |
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// Import Message |
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fieldDescriptorWithName = [descriptor fieldWithName:@"optionalImportMessage"]; |
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XCTAssertNotNil(fieldDescriptorWithName); |
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fieldDescriptorWithNumber = [descriptor fieldWithNumber:20]; |
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XCTAssertNotNil(fieldDescriptorWithNumber); |
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XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); |
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XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor); |
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XCTAssertEqual(fieldDescriptorWithName.number, fieldDescriptorWithNumber.number); |
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XCTAssertEqual(fieldDescriptorWithName.dataType, GPBDataTypeMessage); |
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// Some failed lookups. |
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XCTAssertNil([descriptor fieldWithName:@"NOT THERE"]); |
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XCTAssertNil([descriptor fieldWithNumber:9876543]); |
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} |
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- (void)testEnumDescriptor { |
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GPBEnumDescriptor *descriptor = TestAllTypes_NestedEnum_EnumDescriptor(); |
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NSString *enumName = [descriptor enumNameForValue:1]; |
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XCTAssertNotNil(enumName); |
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int32_t value; |
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XCTAssertTrue([descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Foo"]); |
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XCTAssertTrue([descriptor getValue:NULL forEnumName:@"TestAllTypes_NestedEnum_Foo"]); |
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XCTAssertEqual(value, TestAllTypes_NestedEnum_Foo); |
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enumName = [descriptor enumNameForValue:2]; |
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XCTAssertNotNil(enumName); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Bar"]); |
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XCTAssertEqual(value, TestAllTypes_NestedEnum_Bar); |
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enumName = [descriptor enumNameForValue:3]; |
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XCTAssertNotNil(enumName); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Baz"]); |
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XCTAssertEqual(value, TestAllTypes_NestedEnum_Baz); |
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// TextFormat |
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enumName = [descriptor textFormatNameForValue:1]; |
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XCTAssertNotNil(enumName); |
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XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:@"FOO"]); |
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XCTAssertEqual(value, TestAllTypes_NestedEnum_Foo); |
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XCTAssertNil([descriptor textFormatNameForValue:99999]); |
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// Bad values |
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enumName = [descriptor enumNameForValue:0]; |
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XCTAssertNil(enumName); |
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XCTAssertFalse([descriptor getValue:&value forEnumName:@"Unknown"]); |
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XCTAssertFalse([descriptor getValue:NULL forEnumName:@"Unknown"]); |
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XCTAssertFalse([descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Unknown"]); |
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XCTAssertFalse([descriptor getValue:NULL forEnumName:@"TestAllTypes_NestedEnum_Unknown"]); |
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XCTAssertFalse([descriptor getValue:NULL forEnumTextFormatName:@"Unknown"]); |
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XCTAssertFalse([descriptor getValue:&value forEnumTextFormatName:@"Unknown"]); |
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} |
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- (void)testEnumDescriptorIntrospection { |
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GPBEnumDescriptor *descriptor = TestAllTypes_NestedEnum_EnumDescriptor(); |
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XCTAssertEqual(descriptor.enumNameCount, 4U); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:0], @"TestAllTypes_NestedEnum_Foo"); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:0], @"FOO"); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:1], @"TestAllTypes_NestedEnum_Bar"); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:1], @"BAR"); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:2], @"TestAllTypes_NestedEnum_Baz"); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:2], @"BAZ"); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:3], @"TestAllTypes_NestedEnum_Neg"); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:3], @"NEG"); |
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} |
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- (void)testEnumDescriptorIntrospectionWithAlias { |
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GPBEnumDescriptor *descriptor = TestEnumWithDupValue_EnumDescriptor(); |
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NSString *enumName; |
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int32_t value; |
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XCTAssertEqual(descriptor.enumNameCount, 5U); |
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enumName = [descriptor getEnumNameForIndex:0]; |
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XCTAssertEqualObjects(enumName, @"TestEnumWithDupValue_Foo1"); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:enumName]); |
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XCTAssertEqual(value, 1); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:0], @"FOO1"); |
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enumName = [descriptor getEnumNameForIndex:1]; |
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XCTAssertEqualObjects(enumName, @"TestEnumWithDupValue_Bar1"); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:enumName]); |
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XCTAssertEqual(value, 2); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:1], @"BAR1"); |
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enumName = [descriptor getEnumNameForIndex:2]; |
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XCTAssertEqualObjects(enumName, @"TestEnumWithDupValue_Baz"); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:enumName]); |
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XCTAssertEqual(value, 3); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:2], @"BAZ"); |
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enumName = [descriptor getEnumNameForIndex:3]; |
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XCTAssertEqualObjects(enumName, @"TestEnumWithDupValue_Foo2"); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:enumName]); |
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XCTAssertEqual(value, 1); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:3], @"FOO2"); |
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enumName = [descriptor getEnumNameForIndex:4]; |
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XCTAssertEqualObjects(enumName, @"TestEnumWithDupValue_Bar2"); |
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XCTAssertTrue([descriptor getValue:&value forEnumName:enumName]); |
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XCTAssertEqual(value, 2); |
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XCTAssertEqualObjects([descriptor getEnumTextFormatNameForIndex:4], @"BAR2"); |
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} |
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- (void)testEnumAliasNameCollisions { |
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GPBEnumDescriptor *descriptor = TestEnumObjCNameCollision_EnumDescriptor(); |
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NSString *textFormatName; |
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int32_t value; |
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XCTAssertEqual(descriptor.enumNameCount, 5U); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:0], @"TestEnumObjCNameCollision_Foo"); |
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textFormatName = [descriptor getEnumTextFormatNameForIndex:0]; |
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XCTAssertEqualObjects(textFormatName, @"FOO"); |
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XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:textFormatName]); |
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XCTAssertEqual(value, 1); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:1], @"TestEnumObjCNameCollision_Foo"); |
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textFormatName = [descriptor getEnumTextFormatNameForIndex:1]; |
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XCTAssertEqualObjects(textFormatName, @"foo"); |
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XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:textFormatName]); |
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XCTAssertEqual(value, 1); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:2], @"TestEnumObjCNameCollision_Bar"); |
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textFormatName = [descriptor getEnumTextFormatNameForIndex:2]; |
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XCTAssertEqualObjects(textFormatName, @"BAR"); |
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XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:textFormatName]); |
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XCTAssertEqual(value, 2); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:3], @"TestEnumObjCNameCollision_Mumble"); |
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textFormatName = [descriptor getEnumTextFormatNameForIndex:3]; |
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XCTAssertEqualObjects(textFormatName, @"mumble"); |
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XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:textFormatName]); |
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XCTAssertEqual(value, 2); |
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XCTAssertEqualObjects([descriptor getEnumNameForIndex:4], @"TestEnumObjCNameCollision_Mumble"); |
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textFormatName = [descriptor getEnumTextFormatNameForIndex:4]; |
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XCTAssertEqualObjects(textFormatName, @"MUMBLE"); |
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XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:textFormatName]); |
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XCTAssertEqual(value, 2); |
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} |
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- (void)testEnumValueValidator { |
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GPBDescriptor *descriptor = [TestAllTypes descriptor]; |
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GPBFieldDescriptor *fieldDescriptor = [descriptor fieldWithName:@"optionalNestedEnum"]; |
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// Valid values |
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XCTAssertTrue([fieldDescriptor isValidEnumValue:1]); |
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XCTAssertTrue([fieldDescriptor isValidEnumValue:2]); |
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XCTAssertTrue([fieldDescriptor isValidEnumValue:3]); |
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XCTAssertTrue([fieldDescriptor isValidEnumValue:-1]); |
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// Invalid values |
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XCTAssertFalse([fieldDescriptor isValidEnumValue:4]); |
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XCTAssertFalse([fieldDescriptor isValidEnumValue:0]); |
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XCTAssertFalse([fieldDescriptor isValidEnumValue:-2]); |
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} |
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- (void)testOneofDescriptor { |
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GPBDescriptor *descriptor = [TestOneof2 descriptor]; |
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GPBFieldDescriptor *fooStringField = |
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[descriptor fieldWithNumber:TestOneof2_FieldNumber_FooString]; |
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XCTAssertNotNil(fooStringField); |
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GPBFieldDescriptor *barStringField = |
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[descriptor fieldWithNumber:TestOneof2_FieldNumber_BarString]; |
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XCTAssertNotNil(barStringField); |
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// Check the oneofs to have what is expected but not other onesofs |
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GPBOneofDescriptor *oneofFoo = [descriptor oneofWithName:@"foo"]; |
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XCTAssertNotNil(oneofFoo); |
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XCTAssertNotNil([oneofFoo fieldWithName:@"fooString"]); |
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XCTAssertNil([oneofFoo fieldWithName:@"barString"]); |
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GPBOneofDescriptor *oneofBar = [descriptor oneofWithName:@"bar"]; |
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XCTAssertNotNil(oneofBar); |
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XCTAssertNil([oneofBar fieldWithName:@"fooString"]); |
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XCTAssertNotNil([oneofBar fieldWithName:@"barString"]); |
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// Pointer comparisons against lookups from message. |
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XCTAssertEqual([oneofFoo fieldWithNumber:TestOneof2_FieldNumber_FooString], fooStringField); |
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XCTAssertEqual([oneofFoo fieldWithName:@"fooString"], fooStringField); |
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XCTAssertEqual([oneofBar fieldWithNumber:TestOneof2_FieldNumber_BarString], barStringField); |
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XCTAssertEqual([oneofBar fieldWithName:@"barString"], barStringField); |
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// Unknown oneof not found. |
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XCTAssertNil([descriptor oneofWithName:@"mumble"]); |
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XCTAssertNil([descriptor oneofWithName:@"Foo"]); |
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// Unknown oneof item. |
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XCTAssertNil([oneofFoo fieldWithName:@"mumble"]); |
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XCTAssertNil([oneofFoo fieldWithNumber:666]); |
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// Field exists, but not in this oneof. |
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XCTAssertNil([oneofFoo fieldWithName:@"barString"]); |
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XCTAssertNil([oneofFoo fieldWithNumber:TestOneof2_FieldNumber_BarString]); |
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XCTAssertNil([oneofBar fieldWithName:@"fooString"]); |
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XCTAssertNil([oneofBar fieldWithNumber:TestOneof2_FieldNumber_FooString]); |
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// Check pointers back to the enclosing oneofs. |
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// (pointer comparisons) |
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XCTAssertEqual(fooStringField.containingOneof, oneofFoo); |
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XCTAssertEqual(barStringField.containingOneof, oneofBar); |
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GPBFieldDescriptor *bazString = [descriptor fieldWithNumber:TestOneof2_FieldNumber_BazString]; |
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XCTAssertNotNil(bazString); |
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XCTAssertNil(bazString.containingOneof); |
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} |
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- (void)testExtensiondDescriptor { |
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Class msgClass = [TestAllExtensions class]; |
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Class packedMsgClass = [TestPackedExtensions class]; |
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// Int |
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GPBExtensionDescriptor *descriptor = [UnittestRoot optionalInt32Extension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertEqualObjects(descriptor.defaultValue, @0); |
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XCTAssertNil(descriptor.enumDescriptor); |
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descriptor = [UnittestRoot defaultInt32Extension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertEqualObjects(descriptor.defaultValue, @41); |
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XCTAssertNil(descriptor.enumDescriptor); |
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// Enum |
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descriptor = [UnittestRoot optionalNestedEnumExtension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertEqual(descriptor.defaultValue, @1); |
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XCTAssertEqualObjects(descriptor.enumDescriptor.name, @"TestAllTypes_NestedEnum"); |
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descriptor = [UnittestRoot defaultNestedEnumExtension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertEqual(descriptor.defaultValue, @2); |
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XCTAssertEqualObjects(descriptor.enumDescriptor.name, @"TestAllTypes_NestedEnum"); |
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// Message |
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descriptor = [UnittestRoot optionalNestedMessageExtension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertNil(descriptor.defaultValue); |
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XCTAssertNil(descriptor.enumDescriptor); |
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// Repeated Int |
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descriptor = [UnittestRoot repeatedInt32Extension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertNil(descriptor.defaultValue); |
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XCTAssertNil(descriptor.enumDescriptor); |
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descriptor = [UnittestRoot packedInt32Extension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, packedMsgClass); // ptr equality |
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XCTAssertTrue(descriptor.isPackable); |
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XCTAssertNil(descriptor.defaultValue); |
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XCTAssertNil(descriptor.enumDescriptor); |
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// Repeated Enum |
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descriptor = [UnittestRoot repeatedNestedEnumExtension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertNil(descriptor.defaultValue); |
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XCTAssertEqualObjects(descriptor.enumDescriptor.name, @"TestAllTypes_NestedEnum"); |
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descriptor = [UnittestRoot packedEnumExtension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, packedMsgClass); // ptr equality |
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XCTAssertTrue(descriptor.isPackable); |
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XCTAssertNil(descriptor.defaultValue); |
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XCTAssertEqualObjects(descriptor.enumDescriptor.name, @"ForeignEnum"); |
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// Repeated Message |
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descriptor = [UnittestRoot repeatedNestedMessageExtension]; |
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XCTAssertNotNil(descriptor); |
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XCTAssertEqual(descriptor.containingMessageClass, msgClass); // ptr equality |
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XCTAssertFalse(descriptor.isPackable); |
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XCTAssertNil(descriptor.defaultValue); |
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XCTAssertNil(descriptor.enumDescriptor); |
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// Compare (used internally for serialization). |
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GPBExtensionDescriptor *ext1 = [UnittestRoot optionalInt32Extension]; |
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XCTAssertEqual(ext1.fieldNumber, 1u); |
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GPBExtensionDescriptor *ext2 = [UnittestRoot optionalInt64Extension]; |
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XCTAssertEqual(ext2.fieldNumber, 2u); |
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XCTAssertEqual([ext1 compareByFieldNumber:ext2], NSOrderedAscending); |
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XCTAssertEqual([ext2 compareByFieldNumber:ext1], NSOrderedDescending); |
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XCTAssertEqual([ext1 compareByFieldNumber:ext1], NSOrderedSame); |
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} |
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@end
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