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// Copyright (c) 2013 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 "content/public/test/fake_speech_recognition_manager.h"
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "content/public/browser/speech_recognition_event_listener.h"
#include "content/public/common/speech_recognition_result.h"
#include "content/public/test/test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
const char kTestResult[] = "Pictures of the moon";
void RunCallback(const base::Closure recognition_started_closure) {
recognition_started_closure.Run();
}
} // namespace
namespace content {
FakeSpeechRecognitionManager::FakeSpeechRecognitionManager()
: session_id_(0),
listener_(NULL),
fake_result_(kTestResult),
did_cancel_all_(false),
should_send_fake_response_(true) {
}
FakeSpeechRecognitionManager::~FakeSpeechRecognitionManager() {
}
void FakeSpeechRecognitionManager::WaitForRecognitionStarted() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
scoped_refptr<MessageLoopRunner> runner = new MessageLoopRunner;
recognition_started_closure_ = runner->QuitClosure();
runner->Run();
recognition_started_closure_.Reset();
}
void FakeSpeechRecognitionManager::SetFakeResult(const std::string& value) {
fake_result_ = value;
}
int FakeSpeechRecognitionManager::CreateSession(
const SpeechRecognitionSessionConfig& config) {
VLOG(1) << "FAKE CreateSession invoked.";
EXPECT_EQ(0, session_id_);
EXPECT_EQ(NULL, listener_);
listener_ = config.event_listener;
if (config.grammars.size() > 0)
grammar_ = config.grammars[0].url;
session_ctx_ = config.initial_context;
session_config_ = config;
session_id_ = 1;
return session_id_;
}
void FakeSpeechRecognitionManager::StartSession(int session_id) {
VLOG(1) << "FAKE StartSession invoked.";
EXPECT_EQ(session_id, session_id_);
EXPECT_TRUE(listener_ != NULL);
if (should_send_fake_response_) {
// Give the fake result in a short while.
base::MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(
&FakeSpeechRecognitionManager::SetFakeRecognitionResult,
// This class does not need to be refcounted (typically done by
// PostTask) since it will outlive the test and gets released only
// when the test shuts down. Disabling refcounting here saves a bit
// of unnecessary code and the factory method can return a plain
// pointer below as required by the real code.
base::Unretained(this)));
}
if (!recognition_started_closure_.is_null()) {
BrowserThread::PostTask(
BrowserThread::UI,
FROM_HERE,
base::Bind(&RunCallback, recognition_started_closure_));
}
}
void FakeSpeechRecognitionManager::AbortSession(int session_id) {
VLOG(1) << "FAKE AbortSession invoked.";
EXPECT_EQ(session_id_, session_id);
session_id_ = 0;
listener_ = NULL;
}
void FakeSpeechRecognitionManager::StopAudioCaptureForSession(int session_id) {
VLOG(1) << "StopRecording invoked.";
EXPECT_EQ(session_id_, session_id);
// Nothing to do here since we aren't really recording.
}
void FakeSpeechRecognitionManager::AbortAllSessionsForListener(
SpeechRecognitionEventListener* listener) {
VLOG(1) << "CancelAllRequestsWithDelegate invoked.";
// listener_ is set to NULL if a fake result was received (see below), so
// check that listener_ matches the incoming parameter only when there is
// no fake result sent.
EXPECT_TRUE(should_send_fake_response_ || listener_ == listener);
did_cancel_all_ = true;
}
void FakeSpeechRecognitionManager::AbortAllSessionsForRenderView(
int render_process_id, int render_view_id) {
NOTREACHED();
}
bool FakeSpeechRecognitionManager::HasAudioInputDevices() { return true; }
base::string16 FakeSpeechRecognitionManager::GetAudioInputDeviceModel() {
return base::string16();
}
int FakeSpeechRecognitionManager::GetSession(int render_process_id,
int render_view_id,
int request_id) const {
return session_ctx_.render_process_id == render_process_id &&
session_ctx_.render_view_id == render_view_id &&
session_ctx_.request_id == request_id;
}
const SpeechRecognitionSessionConfig&
FakeSpeechRecognitionManager::GetSessionConfig(int session_id) const {
EXPECT_EQ(session_id, session_id_);
return session_config_;
}
SpeechRecognitionSessionContext FakeSpeechRecognitionManager::GetSessionContext(
int session_id) const {
EXPECT_EQ(session_id, session_id_);
return session_ctx_;
}
void FakeSpeechRecognitionManager::SetFakeRecognitionResult() {
if (!session_id_) // Do a check in case we were cancelled..
return;
VLOG(1) << "Setting fake recognition result.";
listener_->OnAudioEnd(session_id_);
SpeechRecognitionResult result;
result.hypotheses.push_back(SpeechRecognitionHypothesis(
ASCIIToUTF16(kTestResult), 1.0));
SpeechRecognitionResults results;
results.push_back(result);
listener_->OnRecognitionResults(session_id_, results);
listener_->OnRecognitionEnd(session_id_);
session_id_ = 0;
listener_ = NULL;
VLOG(1) << "Finished setting fake recognition result.";
}
} // namespace content
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