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/*
* Copyright 2022 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 <gmock/gmock.h>
#include <gtest/gtest.h>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <string>
#include <LayerTraceGenerator.h>
#include <Tracing/TransactionProtoParser.h>
#include <layerproto/LayerProtoHeader.h>
#include <log/log.h>
using namespace android::surfaceflinger;
namespace android {
class TransactionTraceTestSuite : public testing::Test,
public testing::WithParamInterface<std::filesystem::path> {
public:
static std::vector<std::filesystem::path> sTransactionTraces;
static constexpr std::string_view sTransactionTracePrefix = "transactions_trace_";
static constexpr std::string_view sLayersTracePrefix = "layers_trace_";
static constexpr std::string_view sTracePostfix = ".winscope";
proto::TransactionTraceFile mTransactionTrace;
LayersTraceFileProto mExpectedLayersTraceProto;
LayersTraceFileProto mActualLayersTraceProto;
protected:
void SetUp() override {
std::filesystem::path transactionTracePath = GetParam();
parseTransactionTraceFromFile(transactionTracePath.c_str(), mTransactionTrace);
std::string expectedLayersFilename = std::string(sLayersTracePrefix) +
transactionTracePath.filename().string().substr(sTransactionTracePrefix.length());
std::string expectedLayersTracePath =
transactionTracePath.parent_path().string() + "/" + expectedLayersFilename;
EXPECT_TRUE(std::filesystem::exists(std::filesystem::path(expectedLayersTracePath)));
parseLayersTraceFromFile(expectedLayersTracePath.c_str(), mExpectedLayersTraceProto);
TemporaryDir temp_dir;
std::string actualLayersTracePath =
std::string(temp_dir.path) + "/" + expectedLayersFilename + "_actual";
EXPECT_TRUE(
LayerTraceGenerator().generate(mTransactionTrace, actualLayersTracePath.c_str()))
<< "Failed to generate layers trace from " << transactionTracePath;
EXPECT_TRUE(std::filesystem::exists(std::filesystem::path(actualLayersTracePath)));
parseLayersTraceFromFile(actualLayersTracePath.c_str(), mActualLayersTraceProto);
}
void parseTransactionTraceFromFile(const char* transactionTracePath,
proto::TransactionTraceFile& outProto) {
ALOGD("Parsing file %s...", transactionTracePath);
std::fstream input(transactionTracePath, std::ios::in | std::ios::binary);
EXPECT_TRUE(input) << "Error could not open " << transactionTracePath;
EXPECT_TRUE(outProto.ParseFromIstream(&input))
<< "Failed to parse " << transactionTracePath;
}
void parseLayersTraceFromFile(const char* layersTracePath, LayersTraceFileProto& outProto) {
ALOGD("Parsing file %s...", layersTracePath);
std::fstream input(layersTracePath, std::ios::in | std::ios::binary);
EXPECT_TRUE(input) << "Error could not open " << layersTracePath;
EXPECT_TRUE(outProto.ParseFromIstream(&input)) << "Failed to parse " << layersTracePath;
}
};
std::vector<std::filesystem::path> TransactionTraceTestSuite::sTransactionTraces{};
TEST_P(TransactionTraceTestSuite, validateEndState) {
ASSERT_GT(mActualLayersTraceProto.entry_size(), 0);
ASSERT_GT(mExpectedLayersTraceProto.entry_size(), 0);
auto expectedLastEntry =
mExpectedLayersTraceProto.entry(mExpectedLayersTraceProto.entry_size() - 1);
auto actualLastEntry = mActualLayersTraceProto.entry(mActualLayersTraceProto.entry_size() - 1);
EXPECT_EQ(expectedLastEntry.layers().layers_size(), actualLastEntry.layers().layers_size());
for (int i = 0;
i < expectedLastEntry.layers().layers_size() && i < actualLastEntry.layers().layers_size();
i++) {
auto expectedLayer = expectedLastEntry.layers().layers(i);
auto actualLayer = actualLastEntry.layers().layers(i);
EXPECT_EQ(expectedLayer.id(), actualLayer.id());
EXPECT_EQ(expectedLayer.name(), actualLayer.name());
EXPECT_EQ(expectedLayer.parent(), actualLayer.parent());
EXPECT_EQ(expectedLayer.z(), actualLayer.z());
EXPECT_EQ(expectedLayer.curr_frame(), actualLayer.curr_frame());
ALOGV("Validating %s[%d] parent=%d z=%d frame=%" PRIu64, expectedLayer.name().c_str(),
expectedLayer.id(), expectedLayer.parent(), expectedLayer.z(),
expectedLayer.curr_frame());
}
}
std::string PrintToStringParamName(const ::testing::TestParamInfo<std::filesystem::path>& info) {
const auto& prefix = android::TransactionTraceTestSuite::sTransactionTracePrefix;
const auto& postfix = android::TransactionTraceTestSuite::sTracePostfix;
const auto& filename = info.param.filename().string();
return filename.substr(prefix.length(), filename.length() - prefix.length() - postfix.length());
}
INSTANTIATE_TEST_CASE_P(TransactionTraceTestSuites, TransactionTraceTestSuite,
testing::ValuesIn(TransactionTraceTestSuite::sTransactionTraces),
PrintToStringParamName);
} // namespace android
int main(int argc, char** argv) {
for (const auto& entry : std::filesystem::directory_iterator(
android::base::GetExecutableDirectory() + "/testdata/")) {
if (!entry.is_regular_file()) {
continue;
}
const auto& filename = entry.path().filename().string();
const auto& prefix = android::TransactionTraceTestSuite::sTransactionTracePrefix;
if (filename.compare(0, prefix.length(), prefix)) {
continue;
}
const std::string& path = entry.path().string();
const auto& postfix = android::TransactionTraceTestSuite::sTracePostfix;
if (path.compare(path.length() - postfix.length(), postfix.length(), postfix)) {
continue;
}
android::TransactionTraceTestSuite::sTransactionTraces.push_back(path);
}
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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