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Diffstat (limited to 'third_party/protobuf/3.2.0/objectivec/Tests/GPBCodedOuputStreamTests.m')
| -rw-r--r-- | third_party/protobuf/3.2.0/objectivec/Tests/GPBCodedOuputStreamTests.m | 426 |
1 files changed, 0 insertions, 426 deletions
diff --git a/third_party/protobuf/3.2.0/objectivec/Tests/GPBCodedOuputStreamTests.m b/third_party/protobuf/3.2.0/objectivec/Tests/GPBCodedOuputStreamTests.m deleted file mode 100644 index 2ad326beb9..0000000000 --- a/third_party/protobuf/3.2.0/objectivec/Tests/GPBCodedOuputStreamTests.m +++ /dev/null @@ -1,426 +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. - -#import "GPBTestUtilities.h" - -#import "GPBCodedOutputStream_PackagePrivate.h" -#import "GPBCodedInputStream.h" -#import "GPBUtilities_PackagePrivate.h" -#import "google/protobuf/Unittest.pbobjc.h" - -@interface GPBCodedOutputStream (InternalMethods) -// Declared in the .m file, expose for testing. -- (instancetype)initWithOutputStream:(NSOutputStream *)output - data:(NSMutableData *)data; -@end - -@interface GPBCodedOutputStream (Helper) -+ (instancetype)streamWithOutputStream:(NSOutputStream *)output - bufferSize:(size_t)bufferSize; -@end - -@implementation GPBCodedOutputStream (Helper) -+ (instancetype)streamWithOutputStream:(NSOutputStream *)output - bufferSize:(size_t)bufferSize { - NSMutableData *data = [NSMutableData dataWithLength:bufferSize]; - return [[[self alloc] initWithOutputStream:output data:data] autorelease]; -} -@end - -@interface CodedOutputStreamTests : GPBTestCase -@end - -@implementation CodedOutputStreamTests - -- (NSData*)bytes_with_sentinel:(int32_t)unused, ... { - va_list list; - va_start(list, unused); - - NSMutableData* values = [NSMutableData dataWithCapacity:0]; - int32_t i; - - while ((i = va_arg(list, int32_t)) != 256) { - NSAssert(i >= 0 && i < 256, @""); - uint8_t u = (uint8_t)i; - [values appendBytes:&u length:1]; - } - - va_end(list); - - return values; -} - -#define bytes(...) [self bytes_with_sentinel:0, __VA_ARGS__, 256] - -- (void)assertWriteLittleEndian32:(NSData*)data value:(int32_t)value { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - [output writeRawLittleEndian32:(int32_t)value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - - // Try different block sizes. - for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { - rawOutput = [NSOutputStream outputStreamToMemory]; - output = [GPBCodedOutputStream streamWithOutputStream:rawOutput - bufferSize:blockSize]; - [output writeRawLittleEndian32:(int32_t)value]; - [output flush]; - - actual = [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - } -} - -- (void)assertWriteLittleEndian64:(NSData*)data value:(int64_t)value { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - [output writeRawLittleEndian64:value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - - // Try different block sizes. - for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { - rawOutput = [NSOutputStream outputStreamToMemory]; - output = [GPBCodedOutputStream streamWithOutputStream:rawOutput - bufferSize:blockSize]; - [output writeRawLittleEndian64:value]; - [output flush]; - - actual = [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - } -} - -- (void)assertWriteVarint:(NSData*)data value:(int64_t)value { - // Only do 32-bit write if the value fits in 32 bits. - if (GPBLogicalRightShift64(value, 32) == 0) { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - [output writeRawVarint32:(int32_t)value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - - // Also try computing size. - XCTAssertEqual(GPBComputeRawVarint32Size((int32_t)value), - (size_t)data.length); - } - - { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - [output writeRawVarint64:value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - - // Also try computing size. - XCTAssertEqual(GPBComputeRawVarint64Size(value), (size_t)data.length); - } - - // Try different block sizes. - for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { - // Only do 32-bit write if the value fits in 32 bits. - if (GPBLogicalRightShift64(value, 32) == 0) { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput - bufferSize:blockSize]; - - [output writeRawVarint32:(int32_t)value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - } - - { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput - bufferSize:blockSize]; - - [output writeRawVarint64:value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual); - } - } -} - -- (void)assertWriteStringNoTag:(NSData*)data - value:(NSString *)value - context:(NSString *)contextMessage { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - [output writeStringNoTag:value]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual, @"%@", contextMessage); - - // Try different block sizes. - for (int blockSize = 1; blockSize <= 16; blockSize *= 2) { - rawOutput = [NSOutputStream outputStreamToMemory]; - output = [GPBCodedOutputStream streamWithOutputStream:rawOutput - bufferSize:blockSize]; - [output writeStringNoTag:value]; - [output flush]; - - actual = [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(data, actual, @"%@", contextMessage); - } -} - -- (void)testWriteVarint1 { - [self assertWriteVarint:bytes(0x00) value:0]; -} - -- (void)testWriteVarint2 { - [self assertWriteVarint:bytes(0x01) value:1]; -} - -- (void)testWriteVarint3 { - [self assertWriteVarint:bytes(0x7f) value:127]; -} - -- (void)testWriteVarint4 { - // 14882 - [self assertWriteVarint:bytes(0xa2, 0x74) value:(0x22 << 0) | (0x74 << 7)]; -} - -- (void)testWriteVarint5 { - // 2961488830 - [self assertWriteVarint:bytes(0xbe, 0xf7, 0x92, 0x84, 0x0b) - value:(0x3e << 0) | (0x77 << 7) | (0x12 << 14) | - (0x04 << 21) | (0x0bLL << 28)]; -} - -- (void)testWriteVarint6 { - // 64-bit - // 7256456126 - [self assertWriteVarint:bytes(0xbe, 0xf7, 0x92, 0x84, 0x1b) - value:(0x3e << 0) | (0x77 << 7) | (0x12 << 14) | - (0x04 << 21) | (0x1bLL << 28)]; -} - -- (void)testWriteVarint7 { - // 41256202580718336 - [self assertWriteVarint:bytes(0x80, 0xe6, 0xeb, 0x9c, 0xc3, 0xc9, 0xa4, 0x49) - value:(0x00 << 0) | (0x66 << 7) | (0x6b << 14) | - (0x1c << 21) | (0x43LL << 28) | (0x49LL << 35) | - (0x24LL << 42) | (0x49LL << 49)]; -} - -- (void)testWriteVarint8 { - // 11964378330978735131 - [self assertWriteVarint:bytes(0x9b, 0xa8, 0xf9, 0xc2, 0xbb, 0xd6, 0x80, 0x85, - 0xa6, 0x01) - value:(0x1b << 0) | (0x28 << 7) | (0x79 << 14) | - (0x42 << 21) | (0x3bLL << 28) | (0x56LL << 35) | - (0x00LL << 42) | (0x05LL << 49) | (0x26LL << 56) | - (0x01LL << 63)]; -} - -- (void)testWriteLittleEndian { - [self assertWriteLittleEndian32:bytes(0x78, 0x56, 0x34, 0x12) - value:0x12345678]; - [self assertWriteLittleEndian32:bytes(0xf0, 0xde, 0xbc, 0x9a) - value:0x9abcdef0]; - - [self assertWriteLittleEndian64:bytes(0xf0, 0xde, 0xbc, 0x9a, 0x78, 0x56, - 0x34, 0x12) - value:0x123456789abcdef0LL]; - [self assertWriteLittleEndian64:bytes(0x78, 0x56, 0x34, 0x12, 0xf0, 0xde, - 0xbc, 0x9a) - value:0x9abcdef012345678LL]; -} - -- (void)testEncodeZigZag { - XCTAssertEqual(0U, GPBEncodeZigZag32(0)); - XCTAssertEqual(1U, GPBEncodeZigZag32(-1)); - XCTAssertEqual(2U, GPBEncodeZigZag32(1)); - XCTAssertEqual(3U, GPBEncodeZigZag32(-2)); - XCTAssertEqual(0x7FFFFFFEU, GPBEncodeZigZag32(0x3FFFFFFF)); - XCTAssertEqual(0x7FFFFFFFU, GPBEncodeZigZag32(0xC0000000)); - XCTAssertEqual(0xFFFFFFFEU, GPBEncodeZigZag32(0x7FFFFFFF)); - XCTAssertEqual(0xFFFFFFFFU, GPBEncodeZigZag32(0x80000000)); - - XCTAssertEqual(0ULL, GPBEncodeZigZag64(0)); - XCTAssertEqual(1ULL, GPBEncodeZigZag64(-1)); - XCTAssertEqual(2ULL, GPBEncodeZigZag64(1)); - XCTAssertEqual(3ULL, GPBEncodeZigZag64(-2)); - XCTAssertEqual(0x000000007FFFFFFEULL, - GPBEncodeZigZag64(0x000000003FFFFFFFLL)); - XCTAssertEqual(0x000000007FFFFFFFULL, - GPBEncodeZigZag64(0xFFFFFFFFC0000000LL)); - XCTAssertEqual(0x00000000FFFFFFFEULL, - GPBEncodeZigZag64(0x000000007FFFFFFFLL)); - XCTAssertEqual(0x00000000FFFFFFFFULL, - GPBEncodeZigZag64(0xFFFFFFFF80000000LL)); - XCTAssertEqual(0xFFFFFFFFFFFFFFFEULL, - GPBEncodeZigZag64(0x7FFFFFFFFFFFFFFFLL)); - XCTAssertEqual(0xFFFFFFFFFFFFFFFFULL, - GPBEncodeZigZag64(0x8000000000000000LL)); - - // Some easier-to-verify round-trip tests. The inputs (other than 0, 1, -1) - // were chosen semi-randomly via keyboard bashing. - XCTAssertEqual(0U, GPBEncodeZigZag32(GPBDecodeZigZag32(0))); - XCTAssertEqual(1U, GPBEncodeZigZag32(GPBDecodeZigZag32(1))); - XCTAssertEqual(-1U, GPBEncodeZigZag32(GPBDecodeZigZag32(-1))); - XCTAssertEqual(14927U, GPBEncodeZigZag32(GPBDecodeZigZag32(14927))); - XCTAssertEqual(-3612U, GPBEncodeZigZag32(GPBDecodeZigZag32(-3612))); - - XCTAssertEqual(0ULL, GPBEncodeZigZag64(GPBDecodeZigZag64(0))); - XCTAssertEqual(1ULL, GPBEncodeZigZag64(GPBDecodeZigZag64(1))); - XCTAssertEqual(-1ULL, GPBEncodeZigZag64(GPBDecodeZigZag64(-1))); - XCTAssertEqual(14927ULL, GPBEncodeZigZag64(GPBDecodeZigZag64(14927))); - XCTAssertEqual(-3612ULL, GPBEncodeZigZag64(GPBDecodeZigZag64(-3612))); - - XCTAssertEqual(856912304801416ULL, - GPBEncodeZigZag64(GPBDecodeZigZag64(856912304801416LL))); - XCTAssertEqual(-75123905439571256ULL, - GPBEncodeZigZag64(GPBDecodeZigZag64(-75123905439571256LL))); -} - -- (void)testWriteWholeMessage { - // Not kGPBDefaultRepeatCount because we are comparing to a golden master file - // that was generated with 2. - TestAllTypes* message = [self allSetRepeatedCount:2]; - - NSData* rawBytes = message.data; - NSData* goldenData = - [self getDataFileNamed:@"golden_message" dataToWrite:rawBytes]; - XCTAssertEqualObjects(rawBytes, goldenData); - - // Try different block sizes. - for (int blockSize = 1; blockSize < 256; blockSize *= 2) { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput - bufferSize:blockSize]; - [message writeToCodedOutputStream:output]; - [output flush]; - - NSData* actual = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - XCTAssertEqualObjects(rawBytes, actual); - } - - // Not kGPBDefaultRepeatCount because we are comparing to a golden master file - // that was generated with 2. - TestAllExtensions* extensions = [self allExtensionsSetRepeatedCount:2]; - rawBytes = extensions.data; - goldenData = [self getDataFileNamed:@"golden_packed_fields_message" - dataToWrite:rawBytes]; - XCTAssertEqualObjects(rawBytes, goldenData); -} - -- (void)testCFStringGetCStringPtrAndStringsWithNullChars { - // This test exists to verify that CFStrings with embedded NULLs still expose - // their raw buffer if they are backed by UTF8 storage. If this fails, the - // quick/direct access paths in GPBCodedOutputStream that depend on - // CFStringGetCStringPtr need to be re-evalutated (maybe just removed). - // And yes, we do get NULLs in strings from some servers. - - char zeroTest[] = "\0Test\0String"; - // Note: there is a \0 at the end of this since it is a c-string. - NSString *asNSString = [[NSString alloc] initWithBytes:zeroTest - length:sizeof(zeroTest) - encoding:NSUTF8StringEncoding]; - const char *cString = - CFStringGetCStringPtr((CFStringRef)asNSString, kCFStringEncodingUTF8); - XCTAssertTrue(cString != NULL); - // Again, if the above assert fails, then it means NSString no longer exposes - // the raw utf8 storage of a string created from utf8 input, so the code using - // CFStringGetCStringPtr in GPBCodedOutputStream will still work (it will take - // a different code path); but the optimizations for when - // CFStringGetCStringPtr does work could possibly go away. - - XCTAssertEqual(sizeof(zeroTest), - [asNSString lengthOfBytesUsingEncoding:NSUTF8StringEncoding]); - XCTAssertTrue(0 == memcmp(cString, zeroTest, sizeof(zeroTest))); - [asNSString release]; -} - -- (void)testWriteStringsWithZeroChar { - // Unicode allows `\0` as a character, and NSString is a class cluster, so - // there are a few different classes that could end up beind a given string. - // Historically, we've seen differences based on constant strings in code and - // strings built via the NSString apis. So this round trips them to ensure - // they are acting as expected. - - NSArray<NSString *> *strs = @[ - @"\0at start", - @"in\0middle", - @"at end\0", - ]; - int i = 0; - for (NSString *str in strs) { - NSData *asUTF8 = [str dataUsingEncoding:NSUTF8StringEncoding]; - NSMutableData *expected = [NSMutableData data]; - uint8_t lengthByte = (uint8_t)asUTF8.length; - [expected appendBytes:&lengthByte length:1]; - [expected appendData:asUTF8]; - - NSString *context = [NSString stringWithFormat:@"Loop %d - Literal", i]; - [self assertWriteStringNoTag:expected value:str context:context]; - - // Force a new string to be built which gets a different class from the - // NSString class cluster than the literal did. - NSString *str2 = [NSString stringWithFormat:@"%@", str]; - context = [NSString stringWithFormat:@"Loop %d - Built", i]; - [self assertWriteStringNoTag:expected value:str2 context:context]; - - ++i; - } -} - -@end |