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// Copyright 2019 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/exo/wayland/fuzzer/harness.h"
#include "base/files/scoped_temp_dir.h"
#include "base/threading/thread.h"
#include "base/time/time.h"
#include "components/exo/display.h"
#include "components/exo/test/exo_test_base.h"
#include "components/exo/test/test_security_delegate.h"
#include "components/exo/wayland/fuzzer/actions.pb.h"
#include "components/exo/wayland/server.h"
namespace exo {
namespace wayland_fuzzer {
namespace {
// Use ExoTestBase because Server starts to depends on ash::Shell.
using TestBase = test::ExoTestBase;
class WaylandFuzzerTest : public TestBase {
protected:
WaylandFuzzerTest() = default;
WaylandFuzzerTest(const WaylandFuzzerTest&) = delete;
WaylandFuzzerTest& operator=(const WaylandFuzzerTest&) = delete;
~WaylandFuzzerTest() override = default;
void SetUp() override {
ASSERT_TRUE(xdg_temp_dir_.CreateUniqueTempDir());
setenv("XDG_RUNTIME_DIR", xdg_temp_dir_.GetPath().MaybeAsASCII().c_str(),
1 /* overwrite */);
TestBase::SetUp();
display_ = std::make_unique<exo::Display>();
server_ = wayland::Server::Create(
display_.get(), std::make_unique<test::TestSecurityDelegate>());
server_->StartWithDefaultPath(base::DoNothing());
}
void TearDown() override {
server_.reset();
display_.reset();
TestBase::TearDown();
}
base::ScopedTempDir xdg_temp_dir_;
std::unique_ptr<exo::Display> display_;
std::unique_ptr<wayland::Server> server_;
};
void RunHarness(Harness* harness, base::WaitableEvent* event) {
actions::actions acts;
acts.add_acts()->mutable_act_wl_display_get_registry()->set_receiver(
actions::small_value::ZERO);
acts.add_acts();
harness->Run(acts);
event->Signal();
}
TEST_F(WaylandFuzzerTest, MakeSureItWorks) {
Harness harness;
// For this test we are just checking that some globals can be bound.
EXPECT_TRUE(harness.wl_compositor_globals_.empty());
EXPECT_TRUE(harness.wl_shm_globals_.empty());
base::Thread client("client");
ASSERT_TRUE(client.Start());
base::WaitableEvent event(base::WaitableEvent::ResetPolicy::AUTOMATIC,
base::WaitableEvent::InitialState::NOT_SIGNALED);
client.task_runner()->PostTask(FROM_HERE,
base::BindOnce(&RunHarness, &harness, &event));
// For this action sequence we need two dispatches. The first will bind the
// registry, the second is for the callback.
server_->Dispatch(base::Seconds(5));
server_->Dispatch(base::Seconds(5));
server_->Flush();
event.Wait();
EXPECT_FALSE(harness.wl_compositor_globals_.empty());
EXPECT_FALSE(harness.wl_shm_globals_.empty());
}
} // namespace
} // namespace wayland_fuzzer
} // namespace exo
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