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// 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.
#import "GPBTestUtilities.h"
#import <objc/runtime.h>
#import "GPBDescriptor.h"
#import "google/protobuf/Unittest.pbobjc.h"
#import "google/protobuf/UnittestObjc.pbobjc.h"
#import "google/protobuf/Descriptor.pbobjc.h"
@interface DescriptorTests : GPBTestCase
@end
@implementation DescriptorTests
- (void)testDescriptor_containingType {
GPBDescriptor *testAllTypesDesc = [TestAllTypes descriptor];
GPBDescriptor *nestedMessageDesc = [TestAllTypes_NestedMessage descriptor];
XCTAssertNil(testAllTypesDesc.containingType);
XCTAssertNotNil(nestedMessageDesc.containingType);
XCTAssertEqual(nestedMessageDesc.containingType, testAllTypesDesc); // Ptr comparison
}
- (void)testDescriptor_fullName {
GPBDescriptor *testAllTypesDesc = [TestAllTypes descriptor];
XCTAssertEqualObjects(testAllTypesDesc.fullName, @"protobuf_unittest.TestAllTypes");
GPBDescriptor *nestedMessageDesc = [TestAllTypes_NestedMessage descriptor];
XCTAssertEqualObjects(nestedMessageDesc.fullName, @"protobuf_unittest.TestAllTypes.NestedMessage");
// Prefixes removed.
GPBDescriptor *descDesc = [GPBDescriptorProto descriptor];
XCTAssertEqualObjects(descDesc.fullName, @"google.protobuf.DescriptorProto");
GPBDescriptor *descExtRngDesc = [GPBDescriptorProto_ExtensionRange descriptor];
XCTAssertEqualObjects(descExtRngDesc.fullName, @"google.protobuf.DescriptorProto.ExtensionRange");
// Things that get "_Class" added.
GPBDescriptor *pointDesc = [Point_Class descriptor];
XCTAssertEqualObjects(pointDesc.fullName, @"protobuf_unittest.Point");
GPBDescriptor *pointRectDesc = [Point_Rect descriptor];
XCTAssertEqualObjects(pointRectDesc.fullName, @"protobuf_unittest.Point.Rect");
}
- (void)testFieldDescriptor {
GPBDescriptor *descriptor = [TestAllTypes descriptor];
// Nested Enum
GPBFieldDescriptor *fieldDescriptorWithName =
[descriptor fieldWithName:@"optionalNestedEnum"];
XCTAssertNotNil(fieldDescriptorWithName);
GPBFieldDescriptor *fieldDescriptorWithNumber =
[descriptor fieldWithNumber:21];
XCTAssertNotNil(fieldDescriptorWithNumber);
XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber);
XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor);
XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name,
@"TestAllTypes_NestedEnum");
// Foreign Enum
fieldDescriptorWithName = [descriptor fieldWithName:@"optionalForeignEnum"];
XCTAssertNotNil(fieldDescriptorWithName);
fieldDescriptorWithNumber = [descriptor fieldWithNumber:22];
XCTAssertNotNil(fieldDescriptorWithNumber);
XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber);
XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor);
XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name,
@"ForeignEnum");
// Import Enum
fieldDescriptorWithName = [descriptor fieldWithName:@"optionalImportEnum"];
XCTAssertNotNil(fieldDescriptorWithName);
fieldDescriptorWithNumber = [descriptor fieldWithNumber:23];
XCTAssertNotNil(fieldDescriptorWithNumber);
XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber);
XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor);
XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name,
@"ImportEnum");
// Nested Message
fieldDescriptorWithName = [descriptor fieldWithName:@"optionalNestedMessage"];
XCTAssertNotNil(fieldDescriptorWithName);
fieldDescriptorWithNumber = [descriptor fieldWithNumber:18];
XCTAssertNotNil(fieldDescriptorWithNumber);
XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber);
XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor);
// Foreign Message
fieldDescriptorWithName =
[descriptor fieldWithName:@"optionalForeignMessage"];
XCTAssertNotNil(fieldDescriptorWithName);
fieldDescriptorWithNumber = [descriptor fieldWithNumber:19];
XCTAssertNotNil(fieldDescriptorWithNumber);
XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber);
XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor);
// Import Message
fieldDescriptorWithName = [descriptor fieldWithName:@"optionalImportMessage"];
XCTAssertNotNil(fieldDescriptorWithName);
fieldDescriptorWithNumber = [descriptor fieldWithNumber:20];
XCTAssertNotNil(fieldDescriptorWithNumber);
XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber);
XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor);
}
- (void)testEnumDescriptor {
GPBEnumDescriptor *descriptor = TestAllTypes_NestedEnum_EnumDescriptor();
NSString *enumName = [descriptor enumNameForValue:1];
XCTAssertNotNil(enumName);
int32_t value;
XCTAssertTrue(
[descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Foo"]);
XCTAssertTrue(
[descriptor getValue:NULL forEnumName:@"TestAllTypes_NestedEnum_Foo"]);
XCTAssertEqual(value, TestAllTypes_NestedEnum_Foo);
enumName = [descriptor enumNameForValue:2];
XCTAssertNotNil(enumName);
XCTAssertTrue(
[descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Bar"]);
XCTAssertEqual(value, TestAllTypes_NestedEnum_Bar);
enumName = [descriptor enumNameForValue:3];
XCTAssertNotNil(enumName);
XCTAssertTrue(
[descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Baz"]);
XCTAssertEqual(value, TestAllTypes_NestedEnum_Baz);
// TextFormat
enumName = [descriptor textFormatNameForValue:1];
XCTAssertNotNil(enumName);
XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:@"FOO"]);
XCTAssertEqual(value, TestAllTypes_NestedEnum_Foo);
// Bad values
enumName = [descriptor enumNameForValue:0];
XCTAssertNil(enumName);
XCTAssertFalse([descriptor getValue:&value forEnumName:@"Unknown"]);
XCTAssertFalse([descriptor getValue:NULL forEnumName:@"Unknown"]);
XCTAssertFalse([descriptor getValue:&value
forEnumName:@"TestAllTypes_NestedEnum_Unknown"]);
XCTAssertFalse([descriptor getValue:NULL
forEnumName:@"TestAllTypes_NestedEnum_Unknown"]);
XCTAssertFalse([descriptor getValue:NULL forEnumTextFormatName:@"Unknown"]);
XCTAssertFalse([descriptor getValue:&value forEnumTextFormatName:@"Unknown"]);
}
- (void)testEnumValueValidator {
GPBDescriptor *descriptor = [TestAllTypes descriptor];
GPBFieldDescriptor *fieldDescriptor =
[descriptor fieldWithName:@"optionalNestedEnum"];
// Valid values
XCTAssertTrue([fieldDescriptor isValidEnumValue:1]);
XCTAssertTrue([fieldDescriptor isValidEnumValue:2]);
XCTAssertTrue([fieldDescriptor isValidEnumValue:3]);
XCTAssertTrue([fieldDescriptor isValidEnumValue:-1]);
// Invalid values
XCTAssertFalse([fieldDescriptor isValidEnumValue:4]);
XCTAssertFalse([fieldDescriptor isValidEnumValue:0]);
XCTAssertFalse([fieldDescriptor isValidEnumValue:-2]);
}
- (void)testOneofDescriptor {
GPBDescriptor *descriptor = [TestOneof2 descriptor];
// All fields should be listed.
XCTAssertEqual(descriptor.fields.count, 17U);
// There are two oneofs in there.
XCTAssertEqual(descriptor.oneofs.count, 2U);
GPBFieldDescriptor *fooStringField =
[descriptor fieldWithNumber:TestOneof2_FieldNumber_FooString];
XCTAssertNotNil(fooStringField);
GPBFieldDescriptor *barStringField =
[descriptor fieldWithNumber:TestOneof2_FieldNumber_BarString];
XCTAssertNotNil(barStringField);
// Check the oneofs to have what is expected.
GPBOneofDescriptor *oneofFoo = [descriptor oneofWithName:@"foo"];
XCTAssertNotNil(oneofFoo);
XCTAssertEqual(oneofFoo.fields.count, 9U);
// Pointer comparisons.
XCTAssertEqual([oneofFoo fieldWithNumber:TestOneof2_FieldNumber_FooString],
fooStringField);
XCTAssertEqual([oneofFoo fieldWithName:@"fooString"], fooStringField);
GPBOneofDescriptor *oneofBar = [descriptor oneofWithName:@"bar"];
XCTAssertNotNil(oneofBar);
XCTAssertEqual(oneofBar.fields.count, 6U);
// Pointer comparisons.
XCTAssertEqual([oneofBar fieldWithNumber:TestOneof2_FieldNumber_BarString],
barStringField);
XCTAssertEqual([oneofBar fieldWithName:@"barString"], barStringField);
// Unknown oneof not found.
XCTAssertNil([descriptor oneofWithName:@"mumble"]);
XCTAssertNil([descriptor oneofWithName:@"Foo"]);
// Unknown oneof item.
XCTAssertNil([oneofFoo fieldWithName:@"mumble"]);
XCTAssertNil([oneofFoo fieldWithNumber:666]);
// Field exists, but not in this oneof.
XCTAssertNil([oneofFoo fieldWithName:@"barString"]);
XCTAssertNil([oneofFoo fieldWithNumber:TestOneof2_FieldNumber_BarString]);
XCTAssertNil([oneofBar fieldWithName:@"fooString"]);
XCTAssertNil([oneofBar fieldWithNumber:TestOneof2_FieldNumber_FooString]);
// Check pointers back to the enclosing oneofs.
// (pointer comparisions)
XCTAssertEqual(fooStringField.containingOneof, oneofFoo);
XCTAssertEqual(barStringField.containingOneof, oneofBar);
GPBFieldDescriptor *bazString =
[descriptor fieldWithNumber:TestOneof2_FieldNumber_BazString];
XCTAssertNotNil(bazString);
XCTAssertNil(bazString.containingOneof);
}
@end
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