Thomas Van Lenten | 1745f7e | 2015-11-17 10:18:49 -0500 | [diff] [blame] | 1 | // Protocol Buffers - Google's data interchange format |
| 2 | // Copyright 2015 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 <Foundation/Foundation.h> |
| 32 | |
| 33 | #import "Conformance.pbobjc.h" |
| 34 | |
| 35 | static void Die(NSString *format, ...) __dead2; |
| 36 | |
| 37 | static BOOL verbose = NO; |
| 38 | static int32_t testCount = 0; |
| 39 | |
| 40 | static void Die(NSString *format, ...) { |
| 41 | va_list args; |
| 42 | va_start(args, format); |
| 43 | NSString *msg = [[NSString alloc] initWithFormat:format arguments:args]; |
| 44 | NSLog(@"%@", msg); |
| 45 | va_end(args); |
| 46 | [msg release]; |
| 47 | exit(66); |
| 48 | } |
| 49 | |
| 50 | static NSData *CheckedReadDataOfLength(NSFileHandle *handle, NSUInteger numBytes) { |
| 51 | NSData *data = [handle readDataOfLength:numBytes]; |
| 52 | NSUInteger dataLen = data.length; |
| 53 | if (dataLen == 0) { |
| 54 | return nil; // EOF. |
| 55 | } |
| 56 | if (dataLen != numBytes) { |
| 57 | Die(@"Failed to read the request length (%d), only got: %@", |
| 58 | numBytes, data); |
| 59 | } |
| 60 | return data; |
| 61 | } |
| 62 | |
| 63 | static ConformanceResponse *DoTest(ConformanceRequest *request) { |
| 64 | ConformanceResponse *response = [ConformanceResponse message]; |
| 65 | TestAllTypes *testMessage = nil; |
| 66 | |
| 67 | switch (request.payloadOneOfCase) { |
| 68 | case ConformanceRequest_Payload_OneOfCase_GPBUnsetOneOfCase: |
| 69 | Die(@"Request didn't have a payload: %@", request); |
| 70 | break; |
| 71 | |
| 72 | case ConformanceRequest_Payload_OneOfCase_ProtobufPayload: { |
| 73 | NSError *error = nil; |
| 74 | testMessage = [TestAllTypes parseFromData:request.protobufPayload |
| 75 | error:&error]; |
| 76 | if (!testMessage) { |
| 77 | response.parseError = |
| 78 | [NSString stringWithFormat:@"Parse error: %@", error]; |
| 79 | } |
| 80 | break; |
| 81 | } |
| 82 | |
| 83 | case ConformanceRequest_Payload_OneOfCase_JsonPayload: |
| 84 | response.skipped = @"ObjC doesn't support parsing JSON"; |
| 85 | break; |
| 86 | } |
| 87 | |
| 88 | if (testMessage) { |
| 89 | switch (request.requestedOutputFormat) { |
| 90 | case WireFormat_GPBUnrecognizedEnumeratorValue: |
| 91 | case WireFormat_Unspecified: |
| 92 | Die(@"Unrecognized/unspecified output format: %@", request); |
| 93 | break; |
| 94 | |
| 95 | case WireFormat_Protobuf: |
| 96 | response.protobufPayload = testMessage.data; |
| 97 | if (!response.protobufPayload) { |
Thomas Van Lenten | df4e4d8 | 2016-01-05 16:31:40 -0500 | [diff] [blame] | 98 | response.serializeError = |
Thomas Van Lenten | 1745f7e | 2015-11-17 10:18:49 -0500 | [diff] [blame] | 99 | [NSString stringWithFormat:@"Failed to make data from: %@", testMessage]; |
| 100 | } |
| 101 | break; |
| 102 | |
| 103 | case WireFormat_Json: |
| 104 | response.skipped = @"ObjC doesn't support generating JSON"; |
| 105 | break; |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | return response; |
| 110 | } |
| 111 | |
| 112 | static uint32_t UInt32FromLittleEndianData(NSData *data) { |
| 113 | if (data.length != sizeof(uint32_t)) { |
| 114 | Die(@"Data not the right size for uint32_t: %@", data); |
| 115 | } |
| 116 | uint32_t value; |
| 117 | memcpy(&value, data.bytes, sizeof(uint32_t)); |
| 118 | return CFSwapInt32LittleToHost(value); |
| 119 | } |
| 120 | |
| 121 | static NSData *UInt32ToLittleEndianData(uint32_t num) { |
| 122 | uint32_t value = CFSwapInt32HostToLittle(num); |
| 123 | return [NSData dataWithBytes:&value length:sizeof(uint32_t)]; |
| 124 | } |
| 125 | |
| 126 | static BOOL DoTestIo(NSFileHandle *input, NSFileHandle *output) { |
| 127 | // See conformance_test_runner.cc for the wire format. |
| 128 | NSData *data = CheckedReadDataOfLength(input, sizeof(uint32_t)); |
| 129 | if (!data) { |
| 130 | // EOF. |
| 131 | return NO; |
| 132 | } |
| 133 | uint32_t numBytes = UInt32FromLittleEndianData(data); |
| 134 | data = CheckedReadDataOfLength(input, numBytes); |
| 135 | if (!data) { |
| 136 | Die(@"Failed to read request"); |
| 137 | } |
| 138 | |
| 139 | NSError *error = nil; |
| 140 | ConformanceRequest *request = [ConformanceRequest parseFromData:data |
| 141 | error:&error]; |
| 142 | if (!request) { |
| 143 | Die(@"Failed to parse the message data: %@", error); |
| 144 | } |
| 145 | |
| 146 | ConformanceResponse *response = DoTest(request); |
| 147 | if (!response) { |
| 148 | Die(@"Failed to make a reply from %@", request); |
| 149 | } |
| 150 | |
| 151 | data = response.data; |
| 152 | [output writeData:UInt32ToLittleEndianData((int32_t)data.length)]; |
| 153 | [output writeData:data]; |
| 154 | |
| 155 | if (verbose) { |
| 156 | NSLog(@"Request: %@", request); |
| 157 | NSLog(@"Response: %@", response); |
| 158 | } |
| 159 | |
| 160 | ++testCount; |
| 161 | return YES; |
| 162 | } |
| 163 | |
| 164 | int main(int argc, const char *argv[]) { |
| 165 | @autoreleasepool { |
| 166 | NSFileHandle *input = [[NSFileHandle fileHandleWithStandardInput] retain]; |
| 167 | NSFileHandle *output = [[NSFileHandle fileHandleWithStandardOutput] retain]; |
| 168 | |
| 169 | BOOL notDone = YES; |
| 170 | while (notDone) { |
| 171 | @autoreleasepool { |
| 172 | notDone = DoTestIo(input, output); |
| 173 | } |
| 174 | } |
| 175 | |
| 176 | NSLog(@"Received EOF from test runner after %d tests, exiting.", testCount); |
| 177 | } |
| 178 | return 0; |
| 179 | } |