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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <utility>
#include "base/functional/callback.h"
#include "base/test/bind.h"
#include "base/test/scoped_feature_list.h"
#include "base/test/test_future.h"
#include "base/unguessable_token.h"
#include "chrome/browser/ash/crosapi/crosapi_ash.h"
#include "chrome/browser/ash/crosapi/crosapi_manager.h"
#include "chrome/browser/ash/printing/print_preview/print_preview_webcontents_adapter_ash.h"
#include "chrome/common/chrome_features.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chromeos/crosapi/mojom/print_preview_cros.mojom.h"
#include "chromeos/printing/print_settings_test_util.h"
#include "components/printing/common/print.mojom.h"
#include "content/public/test/browser_test.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "printing/mojom/print.mojom.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace crosapi {
namespace {
class FakePrintPreviewBrowserMojoClient : public mojom::PrintPreviewCrosClient {
public:
FakePrintPreviewBrowserMojoClient() = default;
FakePrintPreviewBrowserMojoClient(const FakePrintPreviewBrowserMojoClient&) =
delete;
FakePrintPreviewBrowserMojoClient& operator=(
const FakePrintPreviewBrowserMojoClient&) = delete;
~FakePrintPreviewBrowserMojoClient() override = default;
// crosapi::mojom::PrintPreviewCros overrides
void GeneratePrintPreview(const base::UnguessableToken& token,
crosapi::mojom::PrintSettingsPtr settings,
GeneratePrintPreviewCallback callback) override {
std::move(callback).Run(/*success=*/true);
}
void HandleDialogClosed(const base::UnguessableToken& token,
HandleDialogClosedCallback callback) override {
std::move(callback).Run(/*success=*/true);
++handle_dialog_closed_count_;
}
int handle_dialog_closed_count() const { return handle_dialog_closed_count_; }
mojo::Receiver<mojom::PrintPreviewCrosClient> receiver_{this};
mojo::Remote<mojom::PrintPreviewCrosDelegate> remote_;
private:
int handle_dialog_closed_count_ = 0;
};
class FakePrintPreviewBrowserAshClient : public mojom::PrintPreviewCrosClient {
public:
FakePrintPreviewBrowserAshClient() = default;
FakePrintPreviewBrowserAshClient(const FakePrintPreviewBrowserAshClient&) =
delete;
FakePrintPreviewBrowserAshClient& operator=(
const FakePrintPreviewBrowserAshClient&) = delete;
~FakePrintPreviewBrowserAshClient() override = default;
// crosapi::mojom::PrintPreviewCrosClient overrides
void GeneratePrintPreview(const base::UnguessableToken& token,
crosapi::mojom::PrintSettingsPtr settings,
GeneratePrintPreviewCallback callback) override {
std::move(callback).Run(/*success=*/true);
}
void HandleDialogClosed(const base::UnguessableToken& token,
HandleDialogClosedCallback callback) override {
std::move(callback).Run(/*success=*/true);
++handle_dialog_closed_count_;
}
int handle_dialog_closed_count() const { return handle_dialog_closed_count_; }
private:
int handle_dialog_closed_count_ = 0;
};
// Calls all crosapi::mojom::PrintPreviewCrosDelegate methods over mojo.
// Intended for the mojo client impl.
void CallPrintPreviewBrowserDelegateMethods(
FakePrintPreviewBrowserMojoClient& client) {
const auto token = base::UnguessableToken::Create();
printing::mojom::RequestPrintPreviewParamsPtr params_ptr =
printing::mojom::RequestPrintPreviewParams::New();
base::test::TestFuture<bool> future1;
client.remote_->RequestPrintPreview(token, std::move(params_ptr),
future1.GetCallback());
EXPECT_TRUE(future1.Wait());
base::test::TestFuture<bool> future2;
client.remote_->PrintPreviewDone(token, future2.GetCallback());
EXPECT_TRUE(future2.Wait());
}
// Calls all crosapi::mojom::PrintPreviewCrosDelegate methods directly.
void CallPrintPreviewBrowserDelegateMethods(
ash::printing::PrintPreviewWebcontentsAdapterAsh* adapter) {
const auto token = base::UnguessableToken::Create();
printing::mojom::RequestPrintPreviewParamsPtr params_ptr =
printing::mojom::RequestPrintPreviewParams::New();
base::test::TestFuture<bool> future1;
adapter->RequestPrintPreview(token, std::move(params_ptr),
future1.GetCallback());
EXPECT_TRUE(future1.Wait());
base::test::TestFuture<bool> future2;
adapter->PrintPreviewDone(token, future2.GetCallback());
EXPECT_TRUE(future2.Wait());
}
class PrintPreviewAshBrowserTest : public InProcessBrowserTest {
public:
PrintPreviewAshBrowserTest() = default;
PrintPreviewAshBrowserTest(const PrintPreviewAshBrowserTest&) = delete;
PrintPreviewAshBrowserTest& operator=(const PrintPreviewAshBrowserTest&) =
delete;
~PrintPreviewAshBrowserTest() override = default;
void SetUp() override {
scoped_feature_list_.InitAndEnableFeature(
::features::kPrintPreviewCrosPrimary);
InProcessBrowserTest::SetUp();
}
private:
base::test::ScopedFeatureList scoped_feature_list_;
};
// Tests `PrintPreviewCros` api calls don't crash. Tests calls over
// both mojo and ash clients.
IN_PROC_BROWSER_TEST_F(PrintPreviewAshBrowserTest, ApiCalls) {
ASSERT_TRUE(CrosapiManager::IsInitialized());
auto* print_preview_cros_adapter =
CrosapiManager::Get()
->crosapi_ash()
->print_preview_webcontents_adapter_ash();
{
// Ash client.
FakePrintPreviewBrowserAshClient ash_client;
print_preview_cros_adapter->RegisterAshClient(&ash_client);
// No crashes.
CallPrintPreviewBrowserDelegateMethods(print_preview_cros_adapter);
// Via ash client directly.
base::test::TestFuture<bool> future;
print_preview_cros_adapter->StartGetPreview(
base::UnguessableToken::Create(),
chromeos::CreatePrintSettings(/*preview_id=*/0), future.GetCallback());
EXPECT_TRUE(future.Wait());
}
{
// Mojo client.
FakePrintPreviewBrowserMojoClient mojo_client;
print_preview_cros_adapter->BindReceiver(
mojo_client.remote_.BindNewPipeAndPassReceiver());
base::test::TestFuture<bool> future2;
mojo_client.remote_->RegisterMojoClient(
mojo_client.receiver_.BindNewPipeAndPassRemote(),
future2.GetCallback());
EXPECT_TRUE(future2.Get());
// No crashes.
CallPrintPreviewBrowserDelegateMethods(mojo_client);
base::test::TestFuture<bool> future3;
print_preview_cros_adapter->StartGetPreview(
base::UnguessableToken::Create(),
chromeos::CreatePrintSettings(/*preview_id=*/1), future3.GetCallback());
EXPECT_TRUE(future3.Wait());
}
}
IN_PROC_BROWSER_TEST_F(PrintPreviewAshBrowserTest, HandleDialogClosed) {
ASSERT_TRUE(CrosapiManager::IsInitialized());
auto* print_preview_cros_adapter =
CrosapiManager::Get()
->crosapi_ash()
->print_preview_webcontents_adapter_ash();
{
// Ash client.
FakePrintPreviewBrowserAshClient ash_client;
print_preview_cros_adapter->RegisterAshClient(&ash_client);
EXPECT_EQ(0, ash_client.handle_dialog_closed_count());
print_preview_cros_adapter->OnDialogClosed(
base::UnguessableToken::Create());
EXPECT_EQ(1, ash_client.handle_dialog_closed_count());
}
{
// Mojo client.
FakePrintPreviewBrowserMojoClient mojo_client;
print_preview_cros_adapter->BindReceiver(
mojo_client.remote_.BindNewPipeAndPassReceiver());
base::RunLoop run_loop;
mojo_client.remote_->RegisterMojoClient(
mojo_client.receiver_.BindNewPipeAndPassRemote(),
base::BindLambdaForTesting([&](bool success) {
EXPECT_TRUE(success);
run_loop.Quit();
}));
run_loop.Run();
EXPECT_EQ(0, mojo_client.handle_dialog_closed_count());
base::RunLoop run_loop2;
print_preview_cros_adapter->OnDialogClosed(
base::UnguessableToken::Create());
run_loop2.RunUntilIdle();
EXPECT_EQ(1, mojo_client.handle_dialog_closed_count());
}
}
} // namespace
} // namespace crosapi
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