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 "GPBTestUtilities.h" 32 33#import <objc/runtime.h> 34 35#import "GPBDescriptor.h" 36#import "google/protobuf/Unittest.pbobjc.h" 37 38@interface DescriptorTests : GPBTestCase 39@end 40 41@implementation DescriptorTests 42 43- (void)testFieldDescriptor { 44 GPBDescriptor *descriptor = [TestAllTypes descriptor]; 45 46 // Nested Enum 47 GPBFieldDescriptor *fieldDescriptorWithName = 48 [descriptor fieldWithName:@"optionalNestedEnum"]; 49 XCTAssertNotNil(fieldDescriptorWithName); 50 GPBFieldDescriptor *fieldDescriptorWithNumber = 51 [descriptor fieldWithNumber:21]; 52 XCTAssertNotNil(fieldDescriptorWithNumber); 53 XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); 54 XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor); 55 XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name, 56 @"TestAllTypes_NestedEnum"); 57 58 // Foreign Enum 59 fieldDescriptorWithName = [descriptor fieldWithName:@"optionalForeignEnum"]; 60 XCTAssertNotNil(fieldDescriptorWithName); 61 fieldDescriptorWithNumber = [descriptor fieldWithNumber:22]; 62 XCTAssertNotNil(fieldDescriptorWithNumber); 63 XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); 64 XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor); 65 XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name, 66 @"ForeignEnum"); 67 68 // Import Enum 69 fieldDescriptorWithName = [descriptor fieldWithName:@"optionalImportEnum"]; 70 XCTAssertNotNil(fieldDescriptorWithName); 71 fieldDescriptorWithNumber = [descriptor fieldWithNumber:23]; 72 XCTAssertNotNil(fieldDescriptorWithNumber); 73 XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); 74 XCTAssertNotNil(fieldDescriptorWithNumber.enumDescriptor); 75 XCTAssertEqualObjects(fieldDescriptorWithNumber.enumDescriptor.name, 76 @"ImportEnum"); 77 78 // Nested Message 79 fieldDescriptorWithName = [descriptor fieldWithName:@"optionalNestedMessage"]; 80 XCTAssertNotNil(fieldDescriptorWithName); 81 fieldDescriptorWithNumber = [descriptor fieldWithNumber:18]; 82 XCTAssertNotNil(fieldDescriptorWithNumber); 83 XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); 84 XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor); 85 86 // Foreign Message 87 fieldDescriptorWithName = 88 [descriptor fieldWithName:@"optionalForeignMessage"]; 89 XCTAssertNotNil(fieldDescriptorWithName); 90 fieldDescriptorWithNumber = [descriptor fieldWithNumber:19]; 91 XCTAssertNotNil(fieldDescriptorWithNumber); 92 XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); 93 XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor); 94 95 // Import Message 96 fieldDescriptorWithName = [descriptor fieldWithName:@"optionalImportMessage"]; 97 XCTAssertNotNil(fieldDescriptorWithName); 98 fieldDescriptorWithNumber = [descriptor fieldWithNumber:20]; 99 XCTAssertNotNil(fieldDescriptorWithNumber); 100 XCTAssertEqual(fieldDescriptorWithName, fieldDescriptorWithNumber); 101 XCTAssertNil(fieldDescriptorWithNumber.enumDescriptor); 102} 103 104- (void)testEnumDescriptor { 105 GPBEnumDescriptor *descriptor = TestAllTypes_NestedEnum_EnumDescriptor(); 106 107 NSString *enumName = [descriptor enumNameForValue:1]; 108 XCTAssertNotNil(enumName); 109 int32_t value; 110 XCTAssertTrue( 111 [descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Foo"]); 112 XCTAssertTrue( 113 [descriptor getValue:NULL forEnumName:@"TestAllTypes_NestedEnum_Foo"]); 114 XCTAssertEqual(value, TestAllTypes_NestedEnum_Foo); 115 116 enumName = [descriptor enumNameForValue:2]; 117 XCTAssertNotNil(enumName); 118 XCTAssertTrue( 119 [descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Bar"]); 120 XCTAssertEqual(value, TestAllTypes_NestedEnum_Bar); 121 122 enumName = [descriptor enumNameForValue:3]; 123 XCTAssertNotNil(enumName); 124 XCTAssertTrue( 125 [descriptor getValue:&value forEnumName:@"TestAllTypes_NestedEnum_Baz"]); 126 XCTAssertEqual(value, TestAllTypes_NestedEnum_Baz); 127 128 // TextFormat 129 enumName = [descriptor textFormatNameForValue:1]; 130 XCTAssertNotNil(enumName); 131 XCTAssertTrue([descriptor getValue:&value forEnumTextFormatName:@"FOO"]); 132 XCTAssertEqual(value, TestAllTypes_NestedEnum_Foo); 133 134 // Bad values 135 enumName = [descriptor enumNameForValue:0]; 136 XCTAssertNil(enumName); 137 XCTAssertFalse([descriptor getValue:&value forEnumName:@"Unknown"]); 138 XCTAssertFalse([descriptor getValue:NULL forEnumName:@"Unknown"]); 139 XCTAssertFalse([descriptor getValue:&value 140 forEnumName:@"TestAllTypes_NestedEnum_Unknown"]); 141 XCTAssertFalse([descriptor getValue:NULL 142 forEnumName:@"TestAllTypes_NestedEnum_Unknown"]); 143 XCTAssertFalse([descriptor getValue:NULL forEnumTextFormatName:@"Unknown"]); 144 XCTAssertFalse([descriptor getValue:&value forEnumTextFormatName:@"Unknown"]); 145} 146 147- (void)testEnumValueValidator { 148 GPBDescriptor *descriptor = [TestAllTypes descriptor]; 149 GPBFieldDescriptor *fieldDescriptor = 150 [descriptor fieldWithName:@"optionalNestedEnum"]; 151 152 // Valid values 153 XCTAssertTrue([fieldDescriptor isValidEnumValue:1]); 154 XCTAssertTrue([fieldDescriptor isValidEnumValue:2]); 155 XCTAssertTrue([fieldDescriptor isValidEnumValue:3]); 156 XCTAssertTrue([fieldDescriptor isValidEnumValue:-1]); 157 158 // Invalid values 159 XCTAssertFalse([fieldDescriptor isValidEnumValue:4]); 160 XCTAssertFalse([fieldDescriptor isValidEnumValue:0]); 161 XCTAssertFalse([fieldDescriptor isValidEnumValue:-2]); 162} 163 164- (void)testOneofDescriptor { 165 GPBDescriptor *descriptor = [TestOneof2 descriptor]; 166 167 // All fields should be listed. 168 XCTAssertEqual(descriptor.fields.count, 17U); 169 170 // There are two oneofs in there. 171 XCTAssertEqual(descriptor.oneofs.count, 2U); 172 173 GPBFieldDescriptor *fooStringField = 174 [descriptor fieldWithNumber:TestOneof2_FieldNumber_FooString]; 175 XCTAssertNotNil(fooStringField); 176 GPBFieldDescriptor *barStringField = 177 [descriptor fieldWithNumber:TestOneof2_FieldNumber_BarString]; 178 XCTAssertNotNil(barStringField); 179 180 // Check the oneofs to have what is expected. 181 182 GPBOneofDescriptor *oneofFoo = [descriptor oneofWithName:@"foo"]; 183 XCTAssertNotNil(oneofFoo); 184 XCTAssertEqual(oneofFoo.fields.count, 9U); 185 186 // Pointer comparisons. 187 XCTAssertEqual([oneofFoo fieldWithNumber:TestOneof2_FieldNumber_FooString], 188 fooStringField); 189 XCTAssertEqual([oneofFoo fieldWithName:@"fooString"], fooStringField); 190 191 GPBOneofDescriptor *oneofBar = [descriptor oneofWithName:@"bar"]; 192 XCTAssertNotNil(oneofBar); 193 XCTAssertEqual(oneofBar.fields.count, 6U); 194 195 // Pointer comparisons. 196 XCTAssertEqual([oneofBar fieldWithNumber:TestOneof2_FieldNumber_BarString], 197 barStringField); 198 XCTAssertEqual([oneofBar fieldWithName:@"barString"], barStringField); 199 200 // Unknown oneof not found. 201 202 XCTAssertNil([descriptor oneofWithName:@"mumble"]); 203 XCTAssertNil([descriptor oneofWithName:@"Foo"]); 204 205 // Unknown oneof item. 206 207 XCTAssertNil([oneofFoo fieldWithName:@"mumble"]); 208 XCTAssertNil([oneofFoo fieldWithNumber:666]); 209 210 // Field exists, but not in this oneof. 211 212 XCTAssertNil([oneofFoo fieldWithName:@"barString"]); 213 XCTAssertNil([oneofFoo fieldWithNumber:TestOneof2_FieldNumber_BarString]); 214 XCTAssertNil([oneofBar fieldWithName:@"fooString"]); 215 XCTAssertNil([oneofBar fieldWithNumber:TestOneof2_FieldNumber_FooString]); 216 217 // Check pointers back to the enclosing oneofs. 218 // (pointer comparisions) 219 XCTAssertEqual(fooStringField.containingOneof, oneofFoo); 220 XCTAssertEqual(barStringField.containingOneof, oneofBar); 221 GPBFieldDescriptor *bazString = 222 [descriptor fieldWithNumber:TestOneof2_FieldNumber_BazString]; 223 XCTAssertNotNil(bazString); 224 XCTAssertNil(bazString.containingOneof); 225} 226 227@end 228