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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "components/test_runner/mock_web_midi_accessor.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/bind_helpers.h" | |
| 9 #include "base/macros.h" | |
| 10 #include "base/strings/stringprintf.h" | |
| 11 #include "components/test_runner/test_interfaces.h" | |
| 12 #include "components/test_runner/test_runner.h" | |
| 13 #include "components/test_runner/web_test_delegate.h" | |
| 14 #include "components/test_runner/web_test_runner.h" | |
| 15 #include "third_party/WebKit/public/platform/WebString.h" | |
| 16 #include "third_party/WebKit/public/platform/modules/webmidi/WebMIDIAccessorClie
nt.h" | |
| 17 | |
| 18 using midi::mojom::PortState; | |
| 19 using midi::mojom::Result; | |
| 20 | |
| 21 namespace test_runner { | |
| 22 | |
| 23 namespace { | |
| 24 | |
| 25 constexpr unsigned char kSysexHeader[] = {0xf0, 0x00, 0x02, 0x0d, 0x7f}; | |
| 26 constexpr unsigned char kSysexFooter = 0xf7; | |
| 27 constexpr size_t kSysexMinimumLength = | |
| 28 arraysize(kSysexHeader) + sizeof(kSysexFooter) + 1; | |
| 29 | |
| 30 bool isSysexForTesting(const unsigned char* data, size_t length) { | |
| 31 // It should have five bytes header, one byte footer, and at least one byte | |
| 32 // payload. | |
| 33 if (length < kSysexMinimumLength) | |
| 34 return false; | |
| 35 if (memcmp(data, kSysexHeader, arraysize(kSysexHeader))) | |
| 36 return false; | |
| 37 return data[length - 1] == kSysexFooter; | |
| 38 } | |
| 39 | |
| 40 } // namespace | |
| 41 | |
| 42 MockWebMIDIAccessor::MockWebMIDIAccessor(blink::WebMIDIAccessorClient* client, | |
| 43 TestInterfaces* interfaces) | |
| 44 : client_(client), | |
| 45 interfaces_(interfaces), | |
| 46 next_input_port_index_(0), | |
| 47 next_output_port_index_(0), | |
| 48 weak_factory_(this) {} | |
| 49 | |
| 50 MockWebMIDIAccessor::~MockWebMIDIAccessor() { | |
| 51 } | |
| 52 | |
| 53 void MockWebMIDIAccessor::startSession() { | |
| 54 // Add a mock input and output port. | |
| 55 addInputPort(PortState::CONNECTED); | |
| 56 addOutputPort(PortState::CONNECTED); | |
| 57 interfaces_->GetDelegate()->PostTask(base::Bind( | |
| 58 &MockWebMIDIAccessor::reportStartedSession, weak_factory_.GetWeakPtr(), | |
| 59 interfaces_->GetTestRunner()->midiAccessorResult())); | |
| 60 } | |
| 61 | |
| 62 void MockWebMIDIAccessor::sendMIDIData(unsigned port_index, | |
| 63 const unsigned char* data, | |
| 64 size_t length, | |
| 65 double timestamp) { | |
| 66 // Emulate a loopback device for testing. Make sure if an input port that has | |
| 67 // the same index exists. | |
| 68 if (port_index < next_input_port_index_) | |
| 69 client_->didReceiveMIDIData(port_index, data, length, timestamp); | |
| 70 | |
| 71 // Handle special sysex messages for testing. | |
| 72 // A special sequence is [0xf0, 0x00, 0x02, 0x0d, 0x7f, <function>, 0xf7]. | |
| 73 // <function> should be one of following sequences. | |
| 74 // - [0x00, 0x00]: Add an input port as connected. | |
| 75 // - [0x00, 0x01]: Add an output port as connected. | |
| 76 // - [0x00, 0x02]: Add an input port as opened. | |
| 77 // - [0x00, 0x03]: Add an output port as opened. | |
| 78 if (!isSysexForTesting(data, length)) | |
| 79 return; | |
| 80 size_t offset = arraysize(kSysexHeader); | |
| 81 if (data[offset++] != 0) | |
| 82 return; | |
| 83 switch (data[offset]) { | |
| 84 case 0: | |
| 85 addInputPort(PortState::CONNECTED); | |
| 86 break; | |
| 87 case 1: | |
| 88 addOutputPort(PortState::CONNECTED); | |
| 89 break; | |
| 90 case 2: | |
| 91 addInputPort(PortState::OPENED); | |
| 92 break; | |
| 93 case 3: | |
| 94 addOutputPort(PortState::OPENED); | |
| 95 break; | |
| 96 default: | |
| 97 break; | |
| 98 } | |
| 99 } | |
| 100 | |
| 101 void MockWebMIDIAccessor::addInputPort(PortState state) { | |
| 102 std::string id = | |
| 103 base::StringPrintf("MockInputID-%d", next_input_port_index_++); | |
| 104 client_->didAddInputPort(blink::WebString::fromUTF8(id), | |
| 105 "MockInputManufacturer", "MockInputName", | |
| 106 "MockInputVersion", state); | |
| 107 } | |
| 108 | |
| 109 void MockWebMIDIAccessor::addOutputPort(PortState state) { | |
| 110 std::string id = | |
| 111 base::StringPrintf("MockOutputID-%d", next_output_port_index_++); | |
| 112 client_->didAddOutputPort(blink::WebString::fromUTF8(id), | |
| 113 "MockOutputManufacturer", "MockOutputName", | |
| 114 "MockOutputVersion", state); | |
| 115 } | |
| 116 | |
| 117 void MockWebMIDIAccessor::reportStartedSession(Result result) { | |
| 118 client_->didStartSession(result); | |
| 119 } | |
| 120 | |
| 121 } // namespace test_runner | |
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Chromium Code Reviews
Issue 2707183003:
Move //components/test_runner back into //content/shell (Closed)
