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Diffstat (limited to 'objectivec/Tests/GPBArrayTests.m')
-rw-r--r-- | objectivec/Tests/GPBArrayTests.m | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/objectivec/Tests/GPBArrayTests.m b/objectivec/Tests/GPBArrayTests.m index 0fb15e40..31f75501 100644 --- a/objectivec/Tests/GPBArrayTests.m +++ b/objectivec/Tests/GPBArrayTests.m @@ -32,6 +32,7 @@ #import <XCTest/XCTest.h> #import "GPBArray.h" +#import "GPBArray_PackagePrivate.h" #import "GPBTestUtilities.h" @@ -3436,3 +3437,175 @@ static BOOL TestingEnum_IsValidValue2(int32_t value) { } @end + +#pragma mark - GPBAutocreatedArray Tests + +// These are hand written tests to double check some behaviors of the +// GPBAutocreatedArray. + +// NOTE: GPBAutocreatedArray is private to the library, users of the library +// should never have to directly deal with this class. + +@interface GPBAutocreatedArrayTests : XCTestCase +@end + +@implementation GPBAutocreatedArrayTests + +- (void)testEquality { + GPBAutocreatedArray *array = [[GPBAutocreatedArray alloc] init]; + + XCTAssertTrue([array isEqual:@[]]); + XCTAssertTrue([array isEqualToArray:@[]]); + + XCTAssertFalse([array isEqual:@[ @"foo" ]]); + XCTAssertFalse([array isEqualToArray:@[ @"foo" ]]); + + [array addObject:@"foo"]; + + XCTAssertFalse([array isEqual:@[]]); + XCTAssertFalse([array isEqualToArray:@[]]); + XCTAssertTrue([array isEqual:@[ @"foo" ]]); + XCTAssertTrue([array isEqualToArray:@[ @"foo" ]]); + XCTAssertFalse([array isEqual:@[ @"bar" ]]); + XCTAssertFalse([array isEqualToArray:@[ @"bar" ]]); + + GPBAutocreatedArray *array2 = [[GPBAutocreatedArray alloc] init]; + + XCTAssertFalse([array isEqual:array2]); + XCTAssertFalse([array isEqualToArray:array2]); + + [array2 addObject:@"bar"]; + XCTAssertFalse([array isEqual:array2]); + XCTAssertFalse([array isEqualToArray:array2]); + + [array2 replaceObjectAtIndex:0 withObject:@"foo"]; + XCTAssertTrue([array isEqual:array2]); + XCTAssertTrue([array isEqualToArray:array2]); + + [array2 release]; + [array release]; +} + +- (void)testCopy { + { + GPBAutocreatedArray *array = [[GPBAutocreatedArray alloc] init]; + + NSArray *cpy = [array copy]; + XCTAssertTrue(cpy != array); // Ptr compare + XCTAssertTrue([cpy isKindOfClass:[NSArray class]]); + XCTAssertFalse([cpy isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy.count, (NSUInteger)0); + + NSArray *cpy2 = [array copy]; + XCTAssertTrue(cpy2 != array); // Ptr compare + // Can't compare cpy and cpy2 because NSArray has a singleton empty + // array it uses, so the ptrs are the same. + XCTAssertTrue([cpy2 isKindOfClass:[NSArray class]]); + XCTAssertFalse([cpy2 isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy2.count, (NSUInteger)0); + + [cpy2 release]; + [cpy release]; + [array release]; + } + + { + GPBAutocreatedArray *array = [[GPBAutocreatedArray alloc] init]; + + NSMutableArray *cpy = [array mutableCopy]; + XCTAssertTrue(cpy != array); // Ptr compare + XCTAssertTrue([cpy isKindOfClass:[NSMutableArray class]]); + XCTAssertFalse([cpy isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy.count, (NSUInteger)0); + + NSMutableArray *cpy2 = [array mutableCopy]; + XCTAssertTrue(cpy2 != array); // Ptr compare + XCTAssertTrue(cpy2 != cpy); // Ptr compare + XCTAssertTrue([cpy2 isKindOfClass:[NSMutableArray class]]); + XCTAssertFalse([cpy2 isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy2.count, (NSUInteger)0); + + [cpy2 release]; + [cpy release]; + [array release]; + } + + { + GPBAutocreatedArray *array = [[GPBAutocreatedArray alloc] init]; + [array addObject:@"foo"]; + [array addObject:@"bar"]; + + NSArray *cpy = [array copy]; + XCTAssertTrue(cpy != array); // Ptr compare + XCTAssertTrue([cpy isKindOfClass:[NSArray class]]); + XCTAssertFalse([cpy isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy.count, (NSUInteger)2); + XCTAssertEqualObjects(cpy[0], @"foo"); + XCTAssertEqualObjects(cpy[1], @"bar"); + + NSArray *cpy2 = [array copy]; + XCTAssertTrue(cpy2 != array); // Ptr compare + XCTAssertTrue(cpy2 != cpy); // Ptr compare + XCTAssertTrue([cpy2 isKindOfClass:[NSArray class]]); + XCTAssertFalse([cpy2 isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy2.count, (NSUInteger)2); + XCTAssertEqualObjects(cpy2[0], @"foo"); + XCTAssertEqualObjects(cpy2[1], @"bar"); + + [cpy2 release]; + [cpy release]; + [array release]; + } + + { + GPBAutocreatedArray *array = [[GPBAutocreatedArray alloc] init]; + [array addObject:@"foo"]; + [array addObject:@"bar"]; + + NSMutableArray *cpy = [array mutableCopy]; + XCTAssertTrue(cpy != array); // Ptr compare + XCTAssertTrue([cpy isKindOfClass:[NSArray class]]); + XCTAssertFalse([cpy isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy.count, (NSUInteger)2); + XCTAssertEqualObjects(cpy[0], @"foo"); + XCTAssertEqualObjects(cpy[1], @"bar"); + + NSMutableArray *cpy2 = [array mutableCopy]; + XCTAssertTrue(cpy2 != array); // Ptr compare + XCTAssertTrue(cpy2 != cpy); // Ptr compare + XCTAssertTrue([cpy2 isKindOfClass:[NSArray class]]); + XCTAssertFalse([cpy2 isKindOfClass:[GPBAutocreatedArray class]]); + XCTAssertEqual(cpy2.count, (NSUInteger)2); + XCTAssertEqualObjects(cpy2[0], @"foo"); + XCTAssertEqualObjects(cpy2[1], @"bar"); + + [cpy2 release]; + [cpy release]; + [array release]; + } +} + +- (void)testIndexedSubscriptSupport { + // The base NSArray/NSMutableArray behaviors for *IndexedSubscript methods + // should still work via the methods that one has to override to make an + // NSMutableArray subclass. i.e. - this should "just work" and if these + // crash/fail, then something is wrong in how NSMutableArray is subclassed. + + GPBAutocreatedArray *array = [[GPBAutocreatedArray alloc] init]; + + [array addObject:@"foo"]; + [array addObject:@"bar"]; + XCTAssertEqual(array.count, (NSUInteger)2); + XCTAssertEqualObjects(array[0], @"foo"); + XCTAssertEqualObjects(array[1], @"bar"); + array[0] = @"foo2"; + array[2] = @"baz"; + XCTAssertEqual(array.count, (NSUInteger)3); + XCTAssertEqualObjects(array[0], @"foo2"); + XCTAssertEqualObjects(array[1], @"bar"); + XCTAssertEqualObjects(array[2], @"baz"); + + [array release]; +} + +@end |