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// Copyright (c) 2010 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/environment.h"
#include "base/scoped_ptr.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
typedef PlatformTest EnvironmentTest;
TEST_F(EnvironmentTest, GetEnvVar) {
// Every setup should have non-empty PATH...
scoped_ptr<base::Environment> env(base::Environment::Create());
std::string env_value;
EXPECT_TRUE(env->GetEnv("PATH", &env_value));
EXPECT_NE(env_value, "");
}
TEST_F(EnvironmentTest, HasEnvVar) {
// Every setup should have PATH...
scoped_ptr<base::Environment> env(base::Environment::Create());
EXPECT_TRUE(env->HasEnv("PATH"));
}
TEST_F(EnvironmentTest, SetEnvVar) {
scoped_ptr<base::Environment> env(base::Environment::Create());
const char kFooUpper[] = "FOO";
const char kFooLower[] = "foo";
EXPECT_TRUE(env->SetEnv(kFooUpper, kFooLower));
// Now verify that the environment has the new variable.
EXPECT_TRUE(env->HasEnv(kFooUpper));
std::string var_value;
EXPECT_TRUE(env->GetEnv(kFooUpper, &var_value));
EXPECT_EQ(var_value, kFooLower);
}
TEST_F(EnvironmentTest, UnSetEnvVar) {
scoped_ptr<base::Environment> env(base::Environment::Create());
const char kFooUpper[] = "FOO";
const char kFooLower[] = "foo";
// First set some environment variable.
EXPECT_TRUE(env->SetEnv(kFooUpper, kFooLower));
// Now verify that the environment has the new variable.
EXPECT_TRUE(env->HasEnv(kFooUpper));
// Finally verify that the environment variable was erased.
EXPECT_TRUE(env->UnSetEnv(kFooUpper));
// And check that the variable has been unset.
EXPECT_FALSE(env->HasEnv(kFooUpper));
}
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