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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/memory/scoped_ptr.h"
#include "base/test/scoped_path_override.h"
#include "chromecast/base/error_codes.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chromecast {
class ErrorCodesTest : public testing::Test {
protected:
ErrorCodesTest() {}
~ErrorCodesTest() override {}
void SetUp() override {
// Set up a temporary directory which will be used as our fake home dir.
ASSERT_TRUE(fake_home_dir_.CreateUniqueTempDir());
path_override_.reset(
new base::ScopedPathOverride(base::DIR_HOME, fake_home_dir_.path()));
}
base::FilePath home_path() const { return fake_home_dir_.path(); }
private:
base::ScopedTempDir fake_home_dir_;
scoped_ptr<base::ScopedPathOverride> path_override_;
};
TEST_F(ErrorCodesTest, GetInitialErrorCodeReturnsNoErrorIfMissingFile) {
EXPECT_EQ(NO_ERROR, GetInitialErrorCode());
}
TEST_F(ErrorCodesTest, SetInitialErrorCodeSucceedsWithNoError) {
ASSERT_TRUE(SetInitialErrorCode(NO_ERROR));
// File should not be written.
ASSERT_FALSE(base::PathExists(home_path().Append("initial_error")));
EXPECT_EQ(NO_ERROR, GetInitialErrorCode());
}
TEST_F(ErrorCodesTest, SetInitialErrorCodeSucceedsWithValidErrors) {
// Write initial error and read it from the file.
EXPECT_TRUE(SetInitialErrorCode(ERROR_WEB_CONTENT_RENDER_VIEW_GONE));
EXPECT_TRUE(base::PathExists(home_path().Append("initial_error")));
EXPECT_EQ(ERROR_WEB_CONTENT_RENDER_VIEW_GONE, GetInitialErrorCode());
// File should be updated with most recent error.
EXPECT_TRUE(SetInitialErrorCode(ERROR_UNKNOWN));
EXPECT_TRUE(base::PathExists(home_path().Append("initial_error")));
EXPECT_EQ(ERROR_UNKNOWN, GetInitialErrorCode());
// File should be updated with most recent error.
EXPECT_TRUE(SetInitialErrorCode(ERROR_WEB_CONTENT_NAME_NOT_RESOLVED));
EXPECT_TRUE(base::PathExists(home_path().Append("initial_error")));
EXPECT_EQ(ERROR_WEB_CONTENT_NAME_NOT_RESOLVED, GetInitialErrorCode());
// File should be removed after writing NO_ERROR.
EXPECT_TRUE(SetInitialErrorCode(NO_ERROR));
EXPECT_FALSE(base::PathExists(home_path().Append("initial_error")));
EXPECT_EQ(NO_ERROR, GetInitialErrorCode());
}
} // namespace chromecast
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