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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/midi/midi_manager_mac.h"
#include <CoreMIDI/MIDIServices.h>
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
namespace {
void Noop(const MIDIPacketList*, void*, void*) {}
class FakeMidiManagerClient : public MidiManagerClient {
public:
FakeMidiManagerClient()
: result_(MIDI_NOT_SUPPORTED),
wait_for_result_(true),
wait_for_port_(true) {}
// MidiManagerClient implementation.
void AddInputPort(const MidiPortInfo& info) override {}
void AddOutputPort(const MidiPortInfo& info) override {
CHECK(!wait_for_result_);
info_ = info;
wait_for_port_ = false;
}
void SetInputPortState(uint32 port_index, MidiPortState state) override {}
void SetOutputPortState(uint32 port_index, MidiPortState state) override {}
void CompleteStartSession(MidiResult result) override {
EXPECT_TRUE(wait_for_result_);
result_ = result;
wait_for_result_ = false;
}
void ReceiveMidiData(uint32 port_index, const uint8* data, size_t size,
double timestamp) override {}
void AccumulateMidiBytesSent(size_t size) override {}
MidiResult WaitForResult() {
while (wait_for_result_) {
base::RunLoop run_loop;
run_loop.RunUntilIdle();
}
return result_;
}
MidiPortInfo WaitForPort() {
while (wait_for_port_) {
base::RunLoop run_loop;
run_loop.RunUntilIdle();
}
return info_;
}
private:
MidiResult result_;
bool wait_for_result_;
MidiPortInfo info_;
bool wait_for_port_;
DISALLOW_COPY_AND_ASSIGN(FakeMidiManagerClient);
};
class MidiManagerMacTest : public ::testing::Test {
public:
MidiManagerMacTest()
: manager_(new MidiManagerMac),
message_loop_(new base::MessageLoop) {}
protected:
void StartSession(MidiManagerClient* client) {
manager_->StartSession(client);
}
void EndSession(MidiManagerClient* client) {
manager_->EndSession(client);
}
private:
scoped_ptr<MidiManager> manager_;
scoped_ptr<base::MessageLoop> message_loop_;
DISALLOW_COPY_AND_ASSIGN(MidiManagerMacTest);
};
TEST_F(MidiManagerMacTest, MidiNotification) {
scoped_ptr<FakeMidiManagerClient> client(new FakeMidiManagerClient);
StartSession(client.get());
MidiResult result = client->WaitForResult();
EXPECT_EQ(MIDI_OK, result);
// Create MIDIClient, and MIDIEndpoint as a MIDIDestination. This should
// notify MIDIManagerMac as a MIDIObjectAddRemoveNotification.
MIDIClientRef midi_client = 0;
OSStatus status = MIDIClientCreate(
CFSTR("MidiManagerMacTest"), nullptr, nullptr, &midi_client);
EXPECT_EQ(noErr, status);
MIDIEndpointRef ep = 0;
status = MIDIDestinationCreate(
midi_client, CFSTR("DestinationTest"), Noop, nullptr, &ep);
EXPECT_EQ(noErr, status);
// Wait until the created device is notified to MidiManagerMac.
MidiPortInfo info = client->WaitForPort();
EXPECT_EQ("DestinationTest", info.name);
EndSession(client.get());
if (ep)
MIDIEndpointDispose(ep);
if (midi_client)
MIDIClientDispose(midi_client);
}
} // namespace
} // namespace media
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