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Diffstat (limited to 'objectivec/Tests/GPBCodedInputStreamTests.m')
| -rw-r--r-- | objectivec/Tests/GPBCodedInputStreamTests.m | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/objectivec/Tests/GPBCodedInputStreamTests.m b/objectivec/Tests/GPBCodedInputStreamTests.m deleted file mode 100644 index cc402156..00000000 --- a/objectivec/Tests/GPBCodedInputStreamTests.m +++ /dev/null @@ -1,335 +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 "GPBCodedInputStream.h" -#import "GPBCodedOutputStream.h" -#import "GPBUnknownFieldSet_PackagePrivate.h" -#import "GPBUtilities_PackagePrivate.h" -#import "google/protobuf/Unittest.pbobjc.h" - -@interface CodedInputStreamTests : GPBTestCase -@end - -@implementation CodedInputStreamTests - -- (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)testDecodeZigZag { - XCTAssertEqual(0, GPBDecodeZigZag32(0)); - XCTAssertEqual(-1, GPBDecodeZigZag32(1)); - XCTAssertEqual(1, GPBDecodeZigZag32(2)); - XCTAssertEqual(-2, GPBDecodeZigZag32(3)); - XCTAssertEqual((int32_t)0x3FFFFFFF, GPBDecodeZigZag32(0x7FFFFFFE)); - XCTAssertEqual((int32_t)0xC0000000, GPBDecodeZigZag32(0x7FFFFFFF)); - XCTAssertEqual((int32_t)0x7FFFFFFF, GPBDecodeZigZag32(0xFFFFFFFE)); - XCTAssertEqual((int32_t)0x80000000, GPBDecodeZigZag32(0xFFFFFFFF)); - - XCTAssertEqual((int64_t)0, GPBDecodeZigZag64(0)); - XCTAssertEqual((int64_t)-1, GPBDecodeZigZag64(1)); - XCTAssertEqual((int64_t)1, GPBDecodeZigZag64(2)); - XCTAssertEqual((int64_t)-2, GPBDecodeZigZag64(3)); - XCTAssertEqual((int64_t)0x000000003FFFFFFFL, - GPBDecodeZigZag64(0x000000007FFFFFFEL)); - XCTAssertEqual((int64_t)0xFFFFFFFFC0000000L, - GPBDecodeZigZag64(0x000000007FFFFFFFL)); - XCTAssertEqual((int64_t)0x000000007FFFFFFFL, - GPBDecodeZigZag64(0x00000000FFFFFFFEL)); - XCTAssertEqual((int64_t)0xFFFFFFFF80000000L, - GPBDecodeZigZag64(0x00000000FFFFFFFFL)); - XCTAssertEqual((int64_t)0x7FFFFFFFFFFFFFFFL, - GPBDecodeZigZag64(0xFFFFFFFFFFFFFFFEL)); - XCTAssertEqual((int64_t)0x8000000000000000L, - GPBDecodeZigZag64(0xFFFFFFFFFFFFFFFFL)); -} - -- (void)assertReadVarint:(NSData*)data value:(int64_t)value { - { - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - XCTAssertEqual((int32_t)value, [input readInt32]); - } - { - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - XCTAssertEqual(value, [input readInt64]); - } -} - -- (void)assertReadLittleEndian32:(NSData*)data value:(int32_t)value { - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - XCTAssertEqual(value, [input readSFixed32]); -} - -- (void)assertReadLittleEndian64:(NSData*)data value:(int64_t)value { - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - XCTAssertEqual(value, [input readSFixed64]); -} - -- (void)assertReadVarintFailure:(NSData*)data { - { - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - XCTAssertThrows([input readInt32]); - } - { - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - XCTAssertThrows([input readInt64]); - } -} - -- (void)testBytes { - NSData* data = bytes(0xa2, 0x74); - XCTAssertEqual(data.length, (NSUInteger)2); - XCTAssertEqual(((uint8_t*)data.bytes)[0], (uint8_t)0xa2); - XCTAssertEqual(((uint8_t*)data.bytes)[1], (uint8_t)0x74); -} - -- (void)testReadVarint { - [self assertReadVarint:bytes(0x00) value:0]; - [self assertReadVarint:bytes(0x01) value:1]; - [self assertReadVarint:bytes(0x7f) value:127]; - // 14882 - [self assertReadVarint:bytes(0xa2, 0x74) value:(0x22 << 0) | (0x74 << 7)]; - // 2961488830 - [self assertReadVarint:bytes(0xbe, 0xf7, 0x92, 0x84, 0x0b) - value:(0x3e << 0) | (0x77 << 7) | (0x12 << 14) | - (0x04 << 21) | (0x0bLL << 28)]; - - // 64-bit - // 7256456126 - [self assertReadVarint:bytes(0xbe, 0xf7, 0x92, 0x84, 0x1b) - value:(0x3e << 0) | (0x77 << 7) | (0x12 << 14) | - (0x04 << 21) | (0x1bLL << 28)]; - // 41256202580718336 - [self assertReadVarint: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)]; - // 11964378330978735131 - [self - assertReadVarint: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)]; - - // Failures - [self assertReadVarintFailure:bytes(0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, - 0x80, 0x80, 0x80, 0x00)]; - [self assertReadVarintFailure:bytes(0x80)]; -} - -- (void)testReadLittleEndian { - [self assertReadLittleEndian32:bytes(0x78, 0x56, 0x34, 0x12) - value:0x12345678]; - [self assertReadLittleEndian32:bytes(0xf0, 0xde, 0xbc, 0x9a) - value:0x9abcdef0]; - - [self assertReadLittleEndian64:bytes(0xf0, 0xde, 0xbc, 0x9a, 0x78, 0x56, 0x34, - 0x12) - value:0x123456789abcdef0LL]; - [self assertReadLittleEndian64:bytes(0x78, 0x56, 0x34, 0x12, 0xf0, 0xde, 0xbc, - 0x9a) - value:0x9abcdef012345678LL]; -} - -- (void)testReadWholeMessage { - TestAllTypes* message = [self allSetRepeatedCount:kGPBDefaultRepeatCount]; - - NSData* rawBytes = message.data; - XCTAssertEqual(message.serializedSize, (size_t)rawBytes.length); - - TestAllTypes* message2 = - [TestAllTypes parseFromData:rawBytes extensionRegistry:nil error:NULL]; - [self assertAllFieldsSet:message2 repeatedCount:kGPBDefaultRepeatCount]; -} - -- (void)testSkipWholeMessage { - TestAllTypes* message = [self allSetRepeatedCount:kGPBDefaultRepeatCount]; - NSData* rawBytes = message.data; - - // Create two parallel inputs. Parse one as unknown fields while using - // skipField() to skip each field on the other. Expect the same tags. - GPBCodedInputStream* input1 = [GPBCodedInputStream streamWithData:rawBytes]; - GPBCodedInputStream* input2 = [GPBCodedInputStream streamWithData:rawBytes]; - GPBUnknownFieldSet* unknownFields = - [[[GPBUnknownFieldSet alloc] init] autorelease]; - - while (YES) { - int32_t tag = [input1 readTag]; - XCTAssertEqual(tag, [input2 readTag]); - if (tag == 0) { - break; - } - [unknownFields mergeFieldFrom:tag input:input1]; - [input2 skipField:tag]; - } -} - -- (void)testReadHugeBlob { - // Allocate and initialize a 1MB blob. - NSMutableData* blob = [NSMutableData dataWithLength:1 << 20]; - for (NSUInteger i = 0; i < blob.length; i++) { - ((uint8_t*)blob.mutableBytes)[i] = (uint8_t)i; - } - - // Make a message containing it. - TestAllTypes* message = [TestAllTypes message]; - [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; - [message setOptionalBytes:blob]; - - // Serialize and parse it. Make sure to parse from an InputStream, not - // directly from a ByteString, so that CodedInputStream uses buffered - // reading. - NSData *messageData = message.data; - XCTAssertNotNil(messageData); - GPBCodedInputStream* stream = - [GPBCodedInputStream streamWithData:messageData]; - TestAllTypes* message2 = [TestAllTypes parseFromCodedInputStream:stream - extensionRegistry:nil - error:NULL]; - - XCTAssertEqualObjects(message.optionalBytes, message2.optionalBytes); - - // Make sure all the other fields were parsed correctly. - TestAllTypes* message3 = [[message2 copy] autorelease]; - TestAllTypes* types = [self allSetRepeatedCount:kGPBDefaultRepeatCount]; - NSData* data = [types optionalBytes]; - [message3 setOptionalBytes:data]; - - [self assertAllFieldsSet:message3 repeatedCount:kGPBDefaultRepeatCount]; -} - -- (void)testReadMaliciouslyLargeBlob { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - - int32_t tag = GPBWireFormatMakeTag(1, GPBWireFormatLengthDelimited); - [output writeRawVarint32:tag]; - [output writeRawVarint32:0x7FFFFFFF]; - uint8_t bytes[32] = {0}; - [output writeRawData:[NSData dataWithBytes:bytes length:32]]; - [output flush]; - - NSData* data = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - GPBCodedInputStream* input = - [GPBCodedInputStream streamWithData:[NSMutableData dataWithData:data]]; - XCTAssertEqual(tag, [input readTag]); - - XCTAssertThrows([input readBytes]); -} - -// Verifies fix for b/10315336. -// Note: Now that there isn't a custom string class under the hood, this test -// isn't as critical, but it does cover bad input and if a custom class is added -// again, it will help validate that class' handing of bad utf8. -- (void)testReadMalformedString { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - - int32_t tag = GPBWireFormatMakeTag(TestAllTypes_FieldNumber_DefaultString, - GPBWireFormatLengthDelimited); - [output writeRawVarint32:tag]; - [output writeRawVarint32:5]; - // Create an invalid utf-8 byte array. - uint8_t bytes[] = {0xc2, 0xf2, 0x0, 0x0, 0x0}; - [output writeRawData:[NSData dataWithBytes:bytes length:sizeof(bytes)]]; - [output flush]; - - NSData *data = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - NSError *error = nil; - TestAllTypes* message = [TestAllTypes parseFromCodedInputStream:input - extensionRegistry:nil - error:&error]; - XCTAssertNotNil(error); - XCTAssertNil(message); -} - -- (void)testBOMWithinStrings { - // We've seen servers that end up with BOMs within strings (not always at the - // start, and sometimes in multiple places), make sure they always parse - // correctly. (Again, this is inpart incase a custom string class is ever - // used again.) - const char* strs[] = { - "\xEF\xBB\xBF String with BOM", - "String with \xEF\xBB\xBF in middle", - "String with end bom \xEF\xBB\xBF", - "\xEF\xBB\xBF\xe2\x99\xa1", // BOM White Heart - "\xEF\xBB\xBF\xEF\xBB\xBF String with Two BOM", - }; - for (size_t i = 0; i < GPBARRAYSIZE(strs); ++i) { - NSOutputStream* rawOutput = [NSOutputStream outputStreamToMemory]; - GPBCodedOutputStream* output = - [GPBCodedOutputStream streamWithOutputStream:rawOutput]; - - int32_t tag = GPBWireFormatMakeTag(TestAllTypes_FieldNumber_DefaultString, - GPBWireFormatLengthDelimited); - [output writeRawVarint32:tag]; - size_t length = strlen(strs[i]); - [output writeRawVarint32:(int32_t)length]; - [output writeRawData:[NSData dataWithBytes:strs[i] length:length]]; - [output flush]; - - NSData* data = - [rawOutput propertyForKey:NSStreamDataWrittenToMemoryStreamKey]; - GPBCodedInputStream* input = [GPBCodedInputStream streamWithData:data]; - TestAllTypes* message = [TestAllTypes parseFromCodedInputStream:input - extensionRegistry:nil - error:NULL]; - XCTAssertNotNil(message, @"Loop %zd", i); - // Ensure the string is there. NSString can consume the BOM in some - // cases, so don't actually check the string for exact equality. - XCTAssertTrue(message.defaultString.length > 0, @"Loop %zd", i); - } -} - -@end |