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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "sandbox/linux/suid/client/setuid_sandbox_client.h"
#include <memory>
#include "base/environment.h"
#include "base/strings/string_number_conversions.h"
#include "sandbox/linux/suid/common/sandbox.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace sandbox {
TEST(SetuidSandboxClient, SandboxedClientAPI) {
std::unique_ptr<base::Environment> env(base::Environment::Create());
EXPECT_TRUE(env != NULL);
std::unique_ptr<SetuidSandboxClient> sandbox_client(
SetuidSandboxClient::Create());
EXPECT_TRUE(sandbox_client != NULL);
// Set-up a fake environment as if we went through the setuid sandbox.
EXPECT_TRUE(env->SetVar(kSandboxEnvironmentApiProvides,
base::NumberToString(kSUIDSandboxApiNumber)));
EXPECT_TRUE(env->SetVar(kSandboxDescriptorEnvironmentVarName, "1"));
EXPECT_TRUE(env->SetVar(kSandboxPIDNSEnvironmentVarName, "1"));
EXPECT_TRUE(env->UnSetVar(kSandboxNETNSEnvironmentVarName));
// Check the API.
EXPECT_TRUE(sandbox_client->IsSuidSandboxUpToDate());
EXPECT_TRUE(sandbox_client->IsSuidSandboxChild());
EXPECT_TRUE(sandbox_client->IsInNewPIDNamespace());
EXPECT_FALSE(sandbox_client->IsInNewNETNamespace());
// Forge an incorrect API version and check.
EXPECT_TRUE(env->SetVar(kSandboxEnvironmentApiProvides,
base::NumberToString(kSUIDSandboxApiNumber + 1)));
EXPECT_FALSE(sandbox_client->IsSuidSandboxUpToDate());
// We didn't go through the actual sandboxing mechanism as it is
// very hard in a unit test.
EXPECT_FALSE(sandbox_client->IsSandboxed());
}
} // namespace sandbox
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