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/*
* Copyright 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#
include
<
thread
>
#
include
<
gtest/gtest.h
>
#
include
<
oboe/Oboe.h
>
using
namespace
oboe
;
class
TestStreamWaitState
: public ::testing::Test {
protected:
void
SetUp
(){
mBuilder
.
setPerformanceMode
(PerformanceMode::None);
mBuilder
.
setDirection
(Direction::Output);
}
bool
openStream
(Direction direction, PerformanceMode perfMode) {
mBuilder
.
setDirection
(direction);
mBuilder
.
setPerformanceMode
(perfMode);
Result r =
mBuilder
.
openStream
(
mStream
);
EXPECT_EQ
(r, Result::
OK
) <<
"
Failed to open stream
"
<<
convertToText
(r);
if
(r != Result::
OK
)
return
false
;
Direction d =
mStream
->
getDirection
();
EXPECT_EQ
(d, direction) <<
convertToText
(
mStream
->
getDirection
());
return
(d == direction);
}
bool
openStream
(AudioStreamBuilder &builder) {
Result r = builder.
openStream
(
mStream
);
EXPECT_EQ
(r, Result::
OK
) <<
"
Failed to open stream
"
<<
convertToText
(r);
return
(r == Result::
OK
);
}
bool
closeStream
() {
Result r =
mStream
->
close
();
EXPECT_TRUE
(r == Result::
OK
|| r == Result::ErrorClosed) <<
"
Failed to close stream.
"
<<
convertToText
(r);
return
(r == Result::
OK
|| r == Result::ErrorClosed);
}
//
if zero then don't wait for a state change
void
checkWaitForStateChangeTimeout
(
int64_t
timeout =
kTimeoutInNanos
) {
StreamState next = StreamState::Unknown;
Result result =
mStream
->
waitForStateChange
(
mStream
->
getState
(), &next, timeout);
EXPECT_EQ
(Result::ErrorTimeout, result);
}
void
checkStopWhileWaiting
() {
StreamState next = StreamState::Unknown;
auto
r =
mStream
->
requestStart
();
EXPECT_EQ
(r, Result::
OK
);
r =
mStream
->
waitForStateChange
(StreamState::Starting, &next,
kTimeoutInNanos
);
EXPECT_EQ
(r, Result::
OK
);
EXPECT_EQ
(next, StreamState::Started) <<
"
next =
"
<<
convertToText
(next);
std::shared_ptr<AudioStream> str =
mStream
;
std::thread
stopper
([str] {
usleep
(
200
*
1000
);
str->
requestStop
();
});
r =
mStream
->
waitForStateChange
(StreamState::Started, &next,
1000
*
kNanosPerMillisecond
);
stopper.
join
();
EXPECT_EQ
(r, Result::
OK
);
//
May have caught in stopping transition. Wait for full stop.
if
(next == StreamState::Stopping) {
r =
mStream
->
waitForStateChange
(StreamState::Stopping, &next,
1000
*
kNanosPerMillisecond
);
EXPECT_EQ
(r, Result::
OK
);
}
ASSERT_EQ
(next, StreamState::Stopped) <<
"
next =
"
<<
convertToText
(next);
}
void
checkCloseWhileWaiting
() {
StreamState next = StreamState::Unknown;
auto
r =
mStream
->
requestStart
();
EXPECT_EQ
(r, Result::
OK
);
r =
mStream
->
waitForStateChange
(StreamState::Starting, &next,
kTimeoutInNanos
);
EXPECT_EQ
(r, Result::
OK
);
EXPECT_EQ
(next, StreamState::Started) <<
"
next =
"
<<
convertToText
(next);
std::shared_ptr<AudioStream> str =
mStream
;
std::thread
closer
([str] {
usleep
(
200
*
1000
);
str->
close
();
});
r =
mStream
->
waitForStateChange
(StreamState::Started, &next,
1000
*
kNanosPerMillisecond
);
closer.
join
();
//
You might catch this at any point in stopping or closing.
EXPECT_TRUE
(r == Result::
OK
|| r == Result::ErrorClosed) <<
"
r =
"
<<
convertToText
(r);
ASSERT_TRUE
(next == StreamState::Stopping
|| next == StreamState::Stopped
|| next == StreamState::Pausing
|| next == StreamState::Paused
|| next == StreamState::Closed) <<
"
next =
"
<<
convertToText
(next);
}
AudioStreamBuilder
mBuilder
;
std::shared_ptr<AudioStream>
mStream
;
static
constexpr
int
kTimeoutInNanos
=
100
*
kNanosPerMillisecond
;
};
//
Test return of error timeout when zero passed as the timeoutNanos.
TEST_F
(TestStreamWaitState, OutputLowWaitZero) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::LowLatency));
checkWaitForStateChangeTimeout
(
0
);
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneWaitZero) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::None));
checkWaitForStateChangeTimeout
(
0
);
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputLowWaitZeroSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::LowLatency);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkWaitForStateChangeTimeout
(
0
);
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneWaitZeroSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::None);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkWaitForStateChangeTimeout
(
0
);
ASSERT_TRUE
(
closeStream
());
}
//
Test actual timeout.
TEST_F
(TestStreamWaitState, OutputLowWaitNonZero) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::LowLatency));
checkWaitForStateChangeTimeout
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneWaitNonZero) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::None));
checkWaitForStateChangeTimeout
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputLowWaitNonZeroSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::LowLatency);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkWaitForStateChangeTimeout
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneWaitNonZeroSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::None);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkWaitForStateChangeTimeout
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputLowStopWhileWaiting) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::LowLatency));
checkStopWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneStopWhileWaiting) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::LowLatency));
checkStopWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputLowStopWhileWaitingSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::LowLatency);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkStopWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputLowCloseWhileWaiting) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::LowLatency));
checkCloseWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneCloseWhileWaiting) {
ASSERT_TRUE
(
openStream
(Direction::Output, PerformanceMode::None));
checkCloseWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, InputLowCloseWhileWaiting) {
ASSERT_TRUE
(
openStream
(Direction::Input, PerformanceMode::LowLatency));
checkCloseWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, InputNoneCloseWhileWaiting) {
ASSERT_TRUE
(
openStream
(Direction::Input, PerformanceMode::None));
checkCloseWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputNoneCloseWhileWaitingSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::None);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkCloseWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
TEST_F
(TestStreamWaitState, OutputLowCloseWhileWaitingSLES) {
AudioStreamBuilder builder;
builder.
setPerformanceMode
(PerformanceMode::LowLatency);
builder.
setAudioApi
(AudioApi::OpenSLES);
ASSERT_TRUE
(
openStream
(builder));
checkCloseWhileWaiting
();
ASSERT_TRUE
(
closeStream
());
}
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