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.
5 #include "media/midi/usb_midi_input_stream.h"
10 #include "base/memory/scoped_ptr.h"
11 #include "base/strings/stringprintf.h"
12 #include "base/time/time.h"
13 #include "media/midi/usb_midi_device.h"
14 #include "testing/gtest/include/gtest/gtest.h"
16 using base::TimeTicks
;
22 class TestUsbMidiDevice
: public UsbMidiDevice
{
24 TestUsbMidiDevice() {}
25 virtual ~TestUsbMidiDevice() {}
26 virtual std::vector
<uint8
> GetDescriptor() OVERRIDE
{
27 return std::vector
<uint8
>();
29 virtual void Send(int endpoint_number
,
30 const std::vector
<uint8
>& data
) OVERRIDE
{}
33 DISALLOW_COPY_AND_ASSIGN(TestUsbMidiDevice
);
36 class MockDelegate
: public UsbMidiInputStream::Delegate
{
39 virtual ~MockDelegate() {}
40 virtual void OnReceivedData(size_t jack_index
,
43 base::TimeTicks time
) OVERRIDE
{
44 for (size_t i
= 0; i
< size
; ++i
)
45 received_data_
+= base::StringPrintf("0x%02x ", data
[i
]);
46 received_data_
+= "\n";
49 const std::string
& received_data() const { return received_data_
; }
52 std::string received_data_
;
53 DISALLOW_COPY_AND_ASSIGN(MockDelegate
);
56 class UsbMidiInputStreamTest
: public ::testing::Test
{
58 UsbMidiInputStreamTest() {
59 std::vector
<UsbMidiJack
> jacks
;
61 jacks
.push_back(UsbMidiJack(&device1_
,
64 135)); // endpoint_address
65 jacks
.push_back(UsbMidiJack(&device2_
,
69 jacks
.push_back(UsbMidiJack(&device2_
,
73 jacks
.push_back(UsbMidiJack(&device1_
,
78 stream_
.reset(new UsbMidiInputStream(jacks
, &delegate_
));
81 TestUsbMidiDevice device1_
;
82 TestUsbMidiDevice device2_
;
83 MockDelegate delegate_
;
84 scoped_ptr
<UsbMidiInputStream
> stream_
;
87 DISALLOW_COPY_AND_ASSIGN(UsbMidiInputStreamTest
);
90 TEST_F(UsbMidiInputStreamTest
, UnknownMessage
) {
92 0x40, 0xff, 0xff, 0xff,
93 0x41, 0xff, 0xff, 0xff,
96 stream_
->OnReceivedData(&device1_
, 7, data
, arraysize(data
), TimeTicks());
97 EXPECT_EQ("", delegate_
.received_data());
100 TEST_F(UsbMidiInputStreamTest
, SystemCommonMessage
) {
102 0x45, 0xf8, 0x00, 0x00,
103 0x42, 0xf3, 0x22, 0x00,
104 0x43, 0xf2, 0x33, 0x44,
107 stream_
->OnReceivedData(&device1_
, 7, data
, arraysize(data
), TimeTicks());
110 "0xf2 0x33 0x44 \n", delegate_
.received_data());
113 TEST_F(UsbMidiInputStreamTest
, SystemExclusiveMessage
) {
115 0x44, 0xf0, 0x11, 0x22,
116 0x45, 0xf7, 0x00, 0x00,
117 0x46, 0xf0, 0xf7, 0x00,
118 0x47, 0xf0, 0x33, 0xf7,
121 stream_
->OnReceivedData(&device1_
, 7, data
, arraysize(data
), TimeTicks());
122 EXPECT_EQ("0xf0 0x11 0x22 \n"
125 "0xf0 0x33 0xf7 \n", delegate_
.received_data());
128 TEST_F(UsbMidiInputStreamTest
, ChannelMessage
) {
130 0x48, 0x80, 0x11, 0x22,
131 0x49, 0x90, 0x33, 0x44,
132 0x4a, 0xa0, 0x55, 0x66,
133 0x4b, 0xb0, 0x77, 0x88,
134 0x4c, 0xc0, 0x99, 0x00,
135 0x4d, 0xd0, 0xaa, 0x00,
136 0x4e, 0xe0, 0xbb, 0xcc,
139 stream_
->OnReceivedData(&device1_
, 7, data
, arraysize(data
), TimeTicks());
140 EXPECT_EQ("0x80 0x11 0x22 \n"
146 "0xe0 0xbb 0xcc \n", delegate_
.received_data());
149 TEST_F(UsbMidiInputStreamTest
, SingleByteMessage
) {
151 0x4f, 0xf8, 0x00, 0x00,
154 stream_
->OnReceivedData(&device1_
, 7, data
, arraysize(data
), TimeTicks());
155 EXPECT_EQ("0xf8 \n", delegate_
.received_data());
158 TEST_F(UsbMidiInputStreamTest
, DispatchForMultipleCables
) {
160 0x4f, 0xf8, 0x00, 0x00,
161 0x5f, 0xfa, 0x00, 0x00,
162 0x6f, 0xfb, 0x00, 0x00,
165 stream_
->OnReceivedData(&device1_
, 7, data
, arraysize(data
), TimeTicks());
166 EXPECT_EQ("0xf8 \n0xfa \n", delegate_
.received_data());
169 TEST_F(UsbMidiInputStreamTest
, DispatchForDevice2
) {
170 uint8 data
[] = { 0x4f, 0xf8, 0x00, 0x00 };
172 stream_
->OnReceivedData(&device2_
, 7, data
, arraysize(data
), TimeTicks());
173 EXPECT_EQ("0xf8 \n", delegate_
.received_data());