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/*
* Copyright (C) 2016 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 "DominatorTree.h"
#include <sstream>
#include <string>
#include <vector>
#include "test/Test.h"
#include "util/Util.h"
using ::android::ConfigDescription;
namespace aapt {
namespace {
class PrettyPrinter : public DominatorTree::Visitor {
public:
explicit PrettyPrinter(const int indent = 2) : indent_(indent) {}
void VisitTree(const std::string& product,
DominatorTree::Node* root) override {
for (auto& child : root->children()) {
VisitNode(child.get(), 0);
}
}
std::string ToString(DominatorTree* tree) {
buffer_.str("");
buffer_.clear();
tree->Accept(this);
return buffer_.str();
}
private:
void VisitConfig(const DominatorTree::Node* node, const int indent) {
auto config_string = node->value()->config.toString();
buffer_ << std::string(indent, ' ')
<< (config_string.isEmpty() ? "<default>" : config_string)
<< std::endl;
}
void VisitNode(const DominatorTree::Node* node, const int indent) {
VisitConfig(node, indent);
for (const auto& child : node->children()) {
VisitNode(child.get(), indent + indent_);
}
}
std::stringstream buffer_;
const int indent_ = 2;
};
} // namespace
TEST(DominatorTreeTest, DefaultDominatesEverything) {
const ConfigDescription default_config = {};
const ConfigDescription land_config = test::ParseConfigOrDie("land");
const ConfigDescription sw600dp_land_config = test::ParseConfigOrDie("sw600dp-land-v13");
std::vector<std::unique_ptr<ResourceConfigValue>> configs;
configs.push_back(util::make_unique<ResourceConfigValue>(default_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(land_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(sw600dp_land_config, ""));
DominatorTree tree(configs);
PrettyPrinter printer;
std::string expected =
"<default>\n"
" land\n"
" sw600dp-land-v13\n";
EXPECT_EQ(expected, printer.ToString(&tree));
}
TEST(DominatorTreeTest, ProductsAreDominatedSeparately) {
const ConfigDescription default_config = {};
const ConfigDescription land_config = test::ParseConfigOrDie("land");
const ConfigDescription sw600dp_land_config = test::ParseConfigOrDie("sw600dp-land-v13");
std::vector<std::unique_ptr<ResourceConfigValue>> configs;
configs.push_back(util::make_unique<ResourceConfigValue>(default_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(land_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(default_config, "phablet"));
configs.push_back(util::make_unique<ResourceConfigValue>(sw600dp_land_config, "phablet"));
DominatorTree tree(configs);
PrettyPrinter printer;
std::string expected =
"<default>\n"
" land\n"
"<default>\n"
" sw600dp-land-v13\n";
EXPECT_EQ(expected, printer.ToString(&tree));
}
TEST(DominatorTreeTest, MoreSpecificConfigurationsAreDominated) {
const ConfigDescription default_config = {};
const ConfigDescription en_config = test::ParseConfigOrDie("en");
const ConfigDescription en_v21_config = test::ParseConfigOrDie("en-v21");
const ConfigDescription ldrtl_config = test::ParseConfigOrDie("ldrtl-v4");
const ConfigDescription ldrtl_xhdpi_config = test::ParseConfigOrDie("ldrtl-xhdpi-v4");
const ConfigDescription sw300dp_config = test::ParseConfigOrDie("sw300dp-v13");
const ConfigDescription sw540dp_config = test::ParseConfigOrDie("sw540dp-v14");
const ConfigDescription sw600dp_config = test::ParseConfigOrDie("sw600dp-v14");
const ConfigDescription sw720dp_config = test::ParseConfigOrDie("sw720dp-v13");
const ConfigDescription v20_config = test::ParseConfigOrDie("v20");
std::vector<std::unique_ptr<ResourceConfigValue>> configs;
configs.push_back(util::make_unique<ResourceConfigValue>(default_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(en_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(en_v21_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(ldrtl_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(ldrtl_xhdpi_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(sw300dp_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(sw540dp_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(sw600dp_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(sw720dp_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(v20_config, ""));
DominatorTree tree(configs);
PrettyPrinter printer;
std::string expected =
"<default>\n"
" ldrtl-v4\n"
" ldrtl-xhdpi-v4\n"
" sw300dp-v13\n"
" sw540dp-v14\n"
" sw600dp-v14\n"
" sw720dp-v13\n"
" v20\n"
"en\n"
" en-v21\n";
EXPECT_EQ(expected, printer.ToString(&tree));
}
TEST(DominatorTreeTest, LocalesAreNeverDominated) {
const ConfigDescription fr_config = test::ParseConfigOrDie("fr");
const ConfigDescription fr_rCA_config = test::ParseConfigOrDie("fr-rCA");
const ConfigDescription fr_rFR_config = test::ParseConfigOrDie("fr-rFR");
std::vector<std::unique_ptr<ResourceConfigValue>> configs;
configs.push_back(util::make_unique<ResourceConfigValue>(ConfigDescription::DefaultConfig(), ""));
configs.push_back(util::make_unique<ResourceConfigValue>(fr_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(fr_rCA_config, ""));
configs.push_back(util::make_unique<ResourceConfigValue>(fr_rFR_config, ""));
DominatorTree tree(configs);
PrettyPrinter printer;
std::string expected =
"<default>\n"
"fr\n"
"fr-rCA\n"
"fr-rFR\n";
EXPECT_EQ(expected, printer.ToString(&tree));
}
} // namespace aapt
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