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Diffstat (limited to 'SmartDeviceLinkTests/ProtocolSpecs/SDLProtocolMessageDisassemblerSpec.m')
| -rw-r--r-- | SmartDeviceLinkTests/ProtocolSpecs/SDLProtocolMessageDisassemblerSpec.m | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/SmartDeviceLinkTests/ProtocolSpecs/SDLProtocolMessageDisassemblerSpec.m b/SmartDeviceLinkTests/ProtocolSpecs/SDLProtocolMessageDisassemblerSpec.m new file mode 100644 index 000000000..04fb30c5e --- /dev/null +++ b/SmartDeviceLinkTests/ProtocolSpecs/SDLProtocolMessageDisassemblerSpec.m @@ -0,0 +1,95 @@ +// +// SDLProtocolMessageDisassemblerSpec.m +// SmartDeviceLink-iOS + + +#import <Foundation/Foundation.h> + +#import <Quick/Quick.h> +#import <Nimble/Nimble.h> +#import <OCMock/OCMock.h> + +#import "SDLGlobals.h" +#import "SDLProtocolMessageDisassembler.h" +#import "SDLV2ProtocolHeader.h" +#import "SDLV2ProtocolMessage.h" +#import "SDLNames.h" + +QuickSpecBegin(SDLProtocolMessageDisassemblerSpec) + +describe(@"Disassemble Tests", ^ { + it(@"Should assemble the message properly", ^ { + //Allocate 2000 bytes, and use it as sample data + const NSUInteger dataLength = 2000; + char dummyBytes[dataLength]; + + SDLGlobals *globals = [[SDLGlobals alloc] init]; + globals.maxHeadUnitVersion = 2; + + const char testPayloadHeader[12] = {0x20, 0x55, 0x64, 0x73, 0x12, 0x34, 0x43, 0x21, (dataLength >> 24) & 0xFF, (dataLength >> 16) & 0xFF, (dataLength >> 8) & 0xFF, dataLength & 0xFF}; + + NSMutableData* payloadData = [NSMutableData dataWithBytes:testPayloadHeader length:12]; + [payloadData appendBytes:dummyBytes length:dataLength]; + + SDLV2ProtocolMessage* testMessage = [[SDLV2ProtocolMessage alloc] init]; + SDLV2ProtocolHeader* testHeader = [[SDLV2ProtocolHeader alloc] init]; + + testHeader.frameType = SDLFrameType_Single; + testHeader.serviceType = SDLServiceType_BulkData; + testHeader.frameData = SDLFrameData_SingleFrame; + testHeader.sessionID = 0x84; + testHeader.bytesInPayload = (UInt32)payloadData.length; + + testMessage.header = testHeader; + testMessage.payload = payloadData; + + NSArray* messageList = [SDLProtocolMessageDisassembler disassemble:testMessage withLimit:globals.maxMTUSize]; + + //Payload length per message + UInt32 payloadLength = 1012; // v1/2 MTU(1024) - header length(12) + + const char firstPayload[8] = {(payloadData.length >> 24) & 0xFF, (payloadData.length >> 16) & 0xFF, (payloadData.length >> 8) & 0xFF, payloadData.length & 0xFF, 0x00, 0x00, 0x00, ceil(1.0 * payloadData.length / payloadLength)}; + + SDLProtocolMessage* message = messageList[0]; + + //First frame + expect(message.payload).to(equal([NSData dataWithBytes:firstPayload length:8])); + + expect(@(message.header.frameType)).to(equal(@(SDLFrameType_First))); + expect(@(message.header.serviceType)).to(equal(@(SDLServiceType_BulkData))); + expect(@(message.header.frameData)).to(equal(@(SDLFrameData_FirstFrame))); + expect(@(message.header.sessionID)).to(equal(@0x84)); + expect(@(message.header.bytesInPayload)).to(equal(@8)); + + NSUInteger offset = 0; + for (int i = 1; i < messageList.count - 1; i++) { + message = messageList[i]; + + //Consecutive frames + expect(message.payload).to(equal([NSData dataWithData:[payloadData subdataWithRange:NSMakeRange(offset, payloadLength)]])); + + expect(@(message.header.frameType)).to(equal(@(SDLFrameType_Consecutive))); + expect(@(message.header.serviceType)).to(equal(@(SDLServiceType_BulkData))); + expect(@(message.header.frameData)).to(equal(@(i))); + expect(@(message.header.sessionID)).to(equal(@0x84)); + expect(@(message.header.bytesInPayload)).to(equal(@(payloadLength))); + + offset += payloadLength; + } + + message = [messageList lastObject]; + + NSUInteger remaining = payloadData.length - offset; + + //Last frame + expect(message.payload).to(equal([NSData dataWithData:[payloadData subdataWithRange:NSMakeRange(offset, remaining)]])); + + expect(@(message.header.frameType)).to(equal(@(SDLFrameType_Consecutive))); + expect(@(message.header.serviceType)).to(equal(@(SDLServiceType_BulkData))); + expect(@(message.header.frameData)).to(equal(@(SDLFrameData_ConsecutiveLastFrame))); + expect(@(message.header.sessionID)).to(equal(@0x84)); + expect(@(message.header.bytesInPayload)).to(equal(@(remaining))); + }); +}); + +QuickSpecEnd
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