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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/fuchsia_component_support/config_reader.h"
#include <string>
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace fuchsia_component_support {
TEST(ConfigReaderTest, NoConfigData) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
auto config = LoadConfigFromDirForTest(temp_dir.GetPath());
EXPECT_FALSE(config.has_value());
}
TEST(ConfigReaderTest, SingleConfigJson) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("config.json"),
"{ \"name\": \"value\" }"));
auto config = LoadConfigFromDirForTest(temp_dir.GetPath());
ASSERT_TRUE(config.has_value());
EXPECT_EQ(config->size(), 1u);
const std::string* value = config->FindString("name");
ASSERT_TRUE(value);
EXPECT_EQ(*value, "value");
}
TEST(ConfigReaderTest, MultipleConfigJson) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("foo.json"),
"{ \"name1\": \"value?\" }"));
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("bar.json"),
"{ \"name2\": \"value!\" }"));
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("wibble.json"),
"{ \"name3\": \"value...\" }"));
auto config = LoadConfigFromDirForTest(temp_dir.GetPath());
ASSERT_TRUE(config.has_value());
EXPECT_EQ(config->size(), 3u);
std::string* value = config->FindString("name1");
ASSERT_TRUE(value);
EXPECT_EQ(*value, "value?");
value = config->FindString("name2");
ASSERT_TRUE(value);
EXPECT_EQ(*value, "value!");
value = config->FindString("name3");
ASSERT_TRUE(value);
EXPECT_EQ(*value, "value...");
}
TEST(ConfigReaderTest, OneOfTheseConfigsIsNotValidLikeTheOthers) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
// Provide some valid config JSONs.
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("foo.json"),
"{ \"name1\": \"value?\" }"));
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("wibble.json"),
"{ \"name2\": \"value...\" }"));
// Provide an invalid one, which should cause a CHECK failure.
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("not_valid.json"),
"{ \"name3\"= }"));
EXPECT_DEATH({ LoadConfigFromDirForTest(temp_dir.GetPath()); }, "");
}
TEST(ConfigReaderTest, MultipleClashingConfigJson) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("foo.json"),
"{ \"name\": \"value?\" }"));
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("bar.json"),
"{ \"name\": \"value!\" }"));
ASSERT_TRUE(base::WriteFile(temp_dir.GetPath().Append("wibble.json"),
"{ \"name\": \"value...\" }"));
EXPECT_DEATH({ LoadConfigFromDirForTest(temp_dir.GetPath()); }, "");
}
} // namespace fuchsia_component_support
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