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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <string>
#include <vector>
#include "base/command_line.h"
#include "base/strings/string_split.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/zygote/zygote_buildflags.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/shell/browser/shell.h"
#include "sandbox/policy/linux/sandbox_linux.h"
#include "sandbox/policy/switches.h"
#if BUILDFLAG(USE_ZYGOTE)
#include "content/browser/zygote_host/zygote_host_impl_linux.h"
#include "content/common/zygote/zygote_communication_linux.h"
#include "content/common/zygote/zygote_handle_impl_linux.h"
#endif
namespace content {
class LinuxZygoteBrowserTest : public ContentBrowserTest {
public:
LinuxZygoteBrowserTest() = default;
LinuxZygoteBrowserTest(const LinuxZygoteBrowserTest&) = delete;
LinuxZygoteBrowserTest& operator=(const LinuxZygoteBrowserTest&) = delete;
~LinuxZygoteBrowserTest() override = default;
};
// https://crbug.com/638303
IN_PROC_BROWSER_TEST_F(LinuxZygoteBrowserTest, GetLocalTimeHasTimeZone) {
EXPECT_TRUE(NavigateToURL(shell(), GURL("data:text/html,start page")));
std::string result =
EvalJs(shell(), "new Date().toString();").ExtractString();
std::vector<std::string> parts = base::SplitString(
result, "()", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL);
ASSERT_EQ(3U, parts.size());
EXPECT_FALSE(parts[0].empty());
EXPECT_FALSE(parts[1].empty());
EXPECT_TRUE(parts[2].empty());
}
#if BUILDFLAG(USE_ZYGOTE)
IN_PROC_BROWSER_TEST_F(LinuxZygoteBrowserTest, ZygoteSandboxes) {
// We need zygotes and the standard sandbox config to run this test.
if (base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kNoZygote) ||
base::CommandLine::ForCurrentProcess()->HasSwitch(
sandbox::policy::switches::kNoSandbox)) {
return;
}
// Sanity check the sandbox flags we expect to be everywhere.
const int flags = GetGenericZygote()->GetSandboxStatus();
constexpr int kExpectedFlags = sandbox::policy::SandboxLinux::kPIDNS |
sandbox::policy::SandboxLinux::kNetNS |
sandbox::policy::SandboxLinux::kUserNS;
EXPECT_EQ(kExpectedFlags, flags & kExpectedFlags);
EXPECT_EQ(GetUnsandboxedZygote()->GetSandboxStatus(), 0);
}
#endif
class LinuxZygoteDisabledBrowserTest : public ContentBrowserTest {
public:
LinuxZygoteDisabledBrowserTest() = default;
LinuxZygoteDisabledBrowserTest(const LinuxZygoteDisabledBrowserTest&) =
delete;
LinuxZygoteDisabledBrowserTest& operator=(
const LinuxZygoteDisabledBrowserTest&) = delete;
~LinuxZygoteDisabledBrowserTest() override = default;
protected:
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitch(switches::kNoZygote);
command_line->AppendSwitch(sandbox::policy::switches::kNoSandbox);
}
};
// https://crbug.com/712779
#if !defined(THREAD_SANITIZER)
// Test that the renderer doesn't crash during launch if zygote is disabled.
IN_PROC_BROWSER_TEST_F(LinuxZygoteDisabledBrowserTest,
NoCrashWhenZygoteDisabled) {
EXPECT_TRUE(NavigateToURL(shell(), GURL("data:text/html,start page")));
}
#endif
#if BUILDFLAG(USE_ZYGOTE)
IN_PROC_BROWSER_TEST_F(LinuxZygoteDisabledBrowserTest,
NoZygoteWhenZygoteDisabled) {
EXPECT_TRUE(NavigateToURL(shell(), GURL("data:text/html,start page")));
EXPECT_FALSE(ZygoteHostImpl::GetInstance()->HasZygote());
}
#endif
} // namespace content
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