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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/webcodecs/audio_decoder.h"
#include "media/base/audio_codecs.h"
#include "media/base/supported_types.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/bindings/core/v8/native_value_traits_impl.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_tester.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_testing.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_audio_decoder_config.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_audio_decoder_support.h"
#include "third_party/blink/renderer/platform/bindings/exception_code.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/testing/task_environment.h"
namespace blink {
class AudioDecoderTest : public testing::Test {
public:
AudioDecoderTest() = default;
~AudioDecoderTest() override = default;
AudioDecoderSupport* ToAudioDecoderSupport(V8TestingScope* v8_scope,
ScriptValue value) {
return NativeValueTraits<AudioDecoderSupport>::NativeValue(
v8_scope->GetIsolate(), value.V8Value(), v8_scope->GetExceptionState());
}
test::TaskEnvironment task_environment_;
};
// Test ensures AudioCodecProfile parsing is happening correctly.
TEST_F(AudioDecoderTest, IsConfigSupported_XHE_AAC) {
V8TestingScope scope;
auto* config = AudioDecoderConfig::Create();
config->setCodec("mp4a.40.42");
config->setNumberOfChannels(2);
config->setSampleRate(48000);
ScriptPromise promise = AudioDecoder::isConfigSupported(
scope.GetScriptState(), config, scope.GetExceptionState());
ASSERT_FALSE(scope.GetExceptionState().HadException());
ScriptPromiseTester tester(scope.GetScriptState(), promise);
tester.WaitUntilSettled();
ASSERT_TRUE(tester.IsFulfilled());
auto* support = ToAudioDecoderSupport(&scope, tester.Value());
ASSERT_TRUE(support);
bool expected_support = media::IsDecoderSupportedAudioType(
{media::AudioCodec::kAAC, media::AudioCodecProfile::kXHE_AAC});
EXPECT_EQ(support->supported(), expected_support);
}
TEST_F(AudioDecoderTest, IsConfigSupported_Invalid) {
V8TestingScope scope;
auto* config = AudioDecoderConfig::Create();
config->setCodec("invalid audio codec");
config->setNumberOfChannels(2);
config->setSampleRate(48000);
ScriptPromise promise = AudioDecoder::isConfigSupported(
scope.GetScriptState(), config, scope.GetExceptionState());
ASSERT_FALSE(scope.GetExceptionState().HadException());
ScriptPromiseTester tester(scope.GetScriptState(), promise);
tester.WaitUntilSettled();
ASSERT_TRUE(tester.IsFulfilled());
auto* support = ToAudioDecoderSupport(&scope, tester.Value());
ASSERT_TRUE(support);
EXPECT_FALSE(support->supported());
}
} // namespace blink
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