1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // https://developers.google.com/protocol-buffers/ 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions are 7 // met: 8 // 9 // * Redistributions of source code must retain the above copyright 10 // notice, this list of conditions and the following disclaimer. 11 // * Redistributions in binary form must reproduce the above 12 // copyright notice, this list of conditions and the following disclaimer 13 // in the documentation and/or other materials provided with the 14 // distribution. 15 // * Neither the name of Google Inc. nor the names of its 16 // contributors may be used to endorse or promote products derived from 17 // this software without specific prior written permission. 18 // 19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31 #import <XCTest/XCTest.h> 32 33 #import "GPBUtilities_PackagePrivate.h" 34 35 #import <objc/runtime.h> 36 37 #import "GPBTestUtilities.h" 38 39 #import "GPBDescriptor.h" 40 #import "GPBDescriptor_PackagePrivate.h" 41 #import "GPBMessage.h" 42 43 #import "google/protobuf/MapUnittest.pbobjc.h" 44 #import "google/protobuf/Unittest.pbobjc.h" 45 #import "google/protobuf/UnittestObjc.pbobjc.h" 46 47 @interface UtilitiesTests : GPBTestCase 48 @end 49 50 @implementation UtilitiesTests 51 52 - (void)testRightShiftFunctions { 53 XCTAssertEqual((1UL << 31) >> 31, 1UL); 54 XCTAssertEqual((1 << 31) >> 31, -1); 55 XCTAssertEqual((1ULL << 63) >> 63, 1ULL); 56 XCTAssertEqual((1LL << 63) >> 63, -1LL); 57 58 XCTAssertEqual(GPBLogicalRightShift32((1 << 31), 31), 1); 59 XCTAssertEqual(GPBLogicalRightShift64((1LL << 63), 63), 1LL); 60 } 61 62 - (void)testGPBDecodeTextFormatName { 63 uint8_t decodeData[] = { 64 0x6, 65 // An inlined string (first to make sure the leading null is handled 66 // correctly, and with a key of zero to check that). 67 0x0, 0x0, 'z', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'I', 'J', 0x0, 68 // All as is (00 op) 69 0x1, 0x0A, 0x0, 70 // Underscore, upper + 9 (10 op) 71 0x3, 0xCA, 0x0, 72 // Upper + 3 (10 op), underscore, upper + 5 (10 op) 73 0x2, 0x44, 0xC6, 0x0, 74 // All Upper for 4 (11 op), underscore, underscore, upper + 5 (10 op), 75 // underscore, lower + 0 (01 op) 76 0x4, 0x64, 0x80, 0xC5, 0xA1, 0x0, 77 // 2 byte key: as is + 3 (00 op), underscore, lower + 4 (01 op), 78 // underscore, lower + 3 (01 op), underscore, lower + 1 (01 op), 79 // underscore, lower + 30 (01 op), as is + 30 (00 op), as is + 13 (00 op), 80 // underscore, as is + 3 (00 op) 81 0xE8, 0x07, 0x04, 0xA5, 0xA4, 0xA2, 0xBF, 0x1F, 0x0E, 0x84, 0x0, 82 }; 83 NSString *inputStr = @"abcdefghIJ"; 84 85 // Empty inputs 86 87 XCTAssertNil(GPBDecodeTextFormatName(nil, 1, NULL)); 88 XCTAssertNil(GPBDecodeTextFormatName(decodeData, 1, NULL)); 89 XCTAssertNil(GPBDecodeTextFormatName(nil, 1, inputStr)); 90 91 // Keys not found. 92 93 XCTAssertNil(GPBDecodeTextFormatName(decodeData, 5, inputStr)); 94 XCTAssertNil(GPBDecodeTextFormatName(decodeData, -1, inputStr)); 95 96 // Some name decodes. 97 98 XCTAssertEqualObjects(GPBDecodeTextFormatName(decodeData, 1, inputStr), @"abcdefghIJ"); 99 XCTAssertEqualObjects(GPBDecodeTextFormatName(decodeData, 2, inputStr), @"Abcd_EfghIJ"); 100 XCTAssertEqualObjects(GPBDecodeTextFormatName(decodeData, 3, inputStr), @"_AbcdefghIJ"); 101 XCTAssertEqualObjects(GPBDecodeTextFormatName(decodeData, 4, inputStr), @"ABCD__EfghI_j"); 102 103 // An inlined string (and key of zero). 104 XCTAssertEqualObjects(GPBDecodeTextFormatName(decodeData, 0, inputStr), @"zbcdefghIJ"); 105 106 // Long name so multiple decode ops are needed. 107 inputStr = @"longFieldNameIsLooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong1000"; 108 XCTAssertEqualObjects(GPBDecodeTextFormatName(decodeData, 1000, inputStr), 109 @"long_field_name_is_looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong_1000"); 110 } 111 112 - (void)testTextFormat { 113 TestAllTypes *message = [TestAllTypes message]; 114 115 // Not kGPBDefaultRepeatCount because we are comparing to golden master file 116 // which was generated with 2. 117 [self setAllFields:message repeatedCount:2]; 118 119 NSString *result = GPBTextFormatForMessage(message, nil); 120 121 NSString *fileName = @"text_format_unittest_data.txt"; 122 NSData *resultData = [result dataUsingEncoding:NSUTF8StringEncoding]; 123 NSData *expectedData = 124 [self getDataFileNamed:fileName dataToWrite:resultData]; 125 NSString *expected = [[NSString alloc] initWithData:expectedData 126 encoding:NSUTF8StringEncoding]; 127 XCTAssertEqualObjects(expected, result); 128 [expected release]; 129 } 130 131 - (void)testTextFormatExtra { 132 // -testTextFormat uses all protos with fields that don't require special 133 // handing for figuring out the names. The ObjC proto has a bunch of oddball 134 // field and enum names that require the decode info to get right, so this 135 // confirms they generated and decoded correctly. 136 137 self_Class *message = [self_Class message]; 138 message.cmd = YES; 139 message.isProxy_p = YES; 140 message.subEnum = self_autorelease_RetainCount; 141 message.new_p.copy_p = @"foo"; 142 143 NSString *expected = @"_cmd: true\n" 144 @"isProxy: true\n" 145 @"SubEnum: retainCount\n" 146 @"New {\n" 147 @" copy: \"foo\"\n" 148 @"}\n"; 149 NSString *result = GPBTextFormatForMessage(message, nil); 150 XCTAssertEqualObjects(expected, result); 151 } 152 153 - (void)testTextFormatMaps { 154 TestMap *message = [TestMap message]; 155 156 // Map iteration order doesn't have to be stable, so use only one entry. 157 [self setAllMapFields:message numEntries:1]; 158 159 NSString *result = GPBTextFormatForMessage(message, nil); 160 161 NSString *fileName = @"text_format_map_unittest_data.txt"; 162 NSData *resultData = [result dataUsingEncoding:NSUTF8StringEncoding]; 163 NSData *expectedData = 164 [self getDataFileNamed:fileName dataToWrite:resultData]; 165 NSString *expected = [[NSString alloc] initWithData:expectedData 166 encoding:NSUTF8StringEncoding]; 167 XCTAssertEqualObjects(expected, result); 168 [expected release]; 169 } 170 171 // TODO(thomasvl): add test with extensions once those format with correct names. 172 173 @end 174
