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/*
* Copyright (C) 2015 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.
*/
#ifndef AAPT_TEST_COMMON_H
#define AAPT_TEST_COMMON_H
#include <iostream>
#include "android-base/logging.h"
#include "android-base/macros.h"
#include "androidfw/StringPiece.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "ConfigDescription.h"
#include "Debug.h"
#include "ResourceTable.h"
#include "ResourceUtils.h"
#include "ResourceValues.h"
#include "ValueVisitor.h"
#include "io/File.h"
#include "process/IResourceTableConsumer.h"
namespace aapt {
namespace test {
IDiagnostics* GetDiagnostics();
inline ResourceName ParseNameOrDie(const android::StringPiece& str) {
ResourceNameRef ref;
CHECK(ResourceUtils::ParseResourceName(str, &ref)) << "invalid resource name: " << str;
return ref.ToResourceName();
}
inline ConfigDescription ParseConfigOrDie(const android::StringPiece& str) {
ConfigDescription config;
CHECK(ConfigDescription::Parse(str, &config)) << "invalid configuration";
return config;
}
template <typename T = Value>
T* GetValueForConfigAndProduct(ResourceTable* table, const android::StringPiece& res_name,
const ConfigDescription& config,
const android::StringPiece& product) {
Maybe<ResourceTable::SearchResult> result = table->FindResource(ParseNameOrDie(res_name));
if (result) {
ResourceConfigValue* config_value = result.value().entry->FindValue(config, product);
if (config_value) {
return ValueCast<T>(config_value->value.get());
}
}
return nullptr;
}
template <>
Value* GetValueForConfigAndProduct<Value>(ResourceTable* table,
const android::StringPiece& res_name,
const ConfigDescription& config,
const android::StringPiece& product);
template <typename T = Value>
T* GetValueForConfig(ResourceTable* table, const android::StringPiece& res_name,
const ConfigDescription& config) {
return GetValueForConfigAndProduct<T>(table, res_name, config, {});
}
template <typename T = Value>
T* GetValue(ResourceTable* table, const android::StringPiece& res_name) {
return GetValueForConfig<T>(table, res_name, {});
}
class TestFile : public io::IFile {
public:
explicit TestFile(const android::StringPiece& path) : source_(path) {}
std::unique_ptr<io::IData> OpenAsData() override {
return {};
}
const Source& GetSource() const override {
return source_;
}
private:
DISALLOW_COPY_AND_ASSIGN(TestFile);
Source source_;
};
} // namespace test
// Workaround gtest bug (https://github.com/google/googletest/issues/443)
// that does not select base class operator<< for derived class T.
template <typename T>
typename std::enable_if<std::is_base_of<Value, T>::value, std::ostream&>::type operator<<(
std::ostream& out, const T& value) {
value.Print(&out);
return out;
}
template std::ostream& operator<<<Item>(std::ostream&, const Item&);
template std::ostream& operator<<<Reference>(std::ostream&, const Reference&);
template std::ostream& operator<<<Id>(std::ostream&, const Id&);
template std::ostream& operator<<<RawString>(std::ostream&, const RawString&);
template std::ostream& operator<<<String>(std::ostream&, const String&);
template std::ostream& operator<<<StyledString>(std::ostream&, const StyledString&);
template std::ostream& operator<<<FileReference>(std::ostream&, const FileReference&);
template std::ostream& operator<<<BinaryPrimitive>(std::ostream&, const BinaryPrimitive&);
template std::ostream& operator<<<Attribute>(std::ostream&, const Attribute&);
template std::ostream& operator<<<Style>(std::ostream&, const Style&);
template std::ostream& operator<<<Array>(std::ostream&, const Array&);
template std::ostream& operator<<<Plural>(std::ostream&, const Plural&);
// Add a print method to Maybe.
template <typename T>
void PrintTo(const Maybe<T>& value, std::ostream* out) {
if (value) {
*out << ::testing::PrintToString(value.value());
} else {
*out << "Nothing";
}
}
namespace test {
MATCHER_P(StrEq, a,
std::string(negation ? "isn't" : "is") + " equal to " +
::testing::PrintToString(android::StringPiece16(a))) {
return android::StringPiece16(arg) == a;
}
class ValueEq {
public:
template <typename arg_type>
class BaseImpl : public ::testing::MatcherInterface<arg_type> {
BaseImpl(const BaseImpl&) = default;
void DescribeTo(::std::ostream* os) const override {
*os << "is equal to " << *expected_;
}
void DescribeNegationTo(::std::ostream* os) const override {
*os << "is not equal to " << *expected_;
}
protected:
BaseImpl(const Value* expected) : expected_(expected) {
}
const Value* expected_;
};
template <typename T, bool>
class Impl {};
template <typename T>
class Impl<T, false> : public ::testing::MatcherInterface<T> {
public:
explicit Impl(const Value* expected) : expected_(expected) {
}
bool MatchAndExplain(T x, ::testing::MatchResultListener* listener) const override {
return expected_->Equals(&x);
}
void DescribeTo(::std::ostream* os) const override {
*os << "is equal to " << *expected_;
}
void DescribeNegationTo(::std::ostream* os) const override {
*os << "is not equal to " << *expected_;
}
private:
DISALLOW_COPY_AND_ASSIGN(Impl);
const Value* expected_;
};
template <typename T>
class Impl<T, true> : public ::testing::MatcherInterface<T> {
public:
explicit Impl(const Value* expected) : expected_(expected) {
}
bool MatchAndExplain(T x, ::testing::MatchResultListener* listener) const override {
return expected_->Equals(x);
}
void DescribeTo(::std::ostream* os) const override {
*os << "is equal to " << *expected_;
}
void DescribeNegationTo(::std::ostream* os) const override {
*os << "is not equal to " << *expected_;
}
private:
DISALLOW_COPY_AND_ASSIGN(Impl);
const Value* expected_;
};
ValueEq(const Value& expected) : expected_(&expected) {
}
ValueEq(const Value* expected) : expected_(expected) {
}
ValueEq(const ValueEq&) = default;
template <typename T>
operator ::testing::Matcher<T>() const {
return ::testing::Matcher<T>(new Impl<T, std::is_pointer<T>::value>(expected_));
}
private:
const Value* expected_;
};
// MATCHER_P(ValueEq, a,
// std::string(negation ? "isn't" : "is") + " equal to " + ::testing::PrintToString(a)) {
// return arg.Equals(&a);
//}
MATCHER_P(StrValueEq, a,
std::string(negation ? "isn't" : "is") + " equal to " + ::testing::PrintToString(a)) {
return *(arg.value) == a;
}
MATCHER_P(HasValue, name,
std::string(negation ? "does not have" : "has") + " value " +
::testing::PrintToString(name)) {
return GetValueForConfig<Value>(&(*arg), name, {}) != nullptr;
}
MATCHER_P2(HasValue, name, config,
std::string(negation ? "does not have" : "has") + " value " +
::testing::PrintToString(name) + " for config " + ::testing::PrintToString(config)) {
return GetValueForConfig<Value>(&(*arg), name, config) != nullptr;
}
} // namespace test
} // namespace aapt
#endif /* AAPT_TEST_COMMON_H */