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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 "chrome/browser/chromeos/printing/print_preview/print_preview_webcontents_manager.h"
#include <memory>
#include <utility>
#include "base/callback_list.h"
#include "base/run_loop.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/chromeos/printing/print_preview/print_view_manager_cros.h"
#include "chrome/browser/chromeos/printing/print_preview/test/mock_print_preview_crosapi.h"
#include "chrome/browser/chromeos/printing/print_preview/test/scoped_print_preview_webcontents_manager_for_testing.h"
#include "chrome/browser/ui/browser.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 "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/page_transition_types.h"
#include "url/gurl.h"
namespace {
constexpr char kUrl[] = "data:text/html,<p>test</p>";
} // namespace
namespace chromeos::printing {
class PrintPreviewWebContentsManagerBrowserTest : public InProcessBrowserTest {
public:
PrintPreviewWebContentsManagerBrowserTest() {
scoped_feature_list_.InitAndEnableFeature(
::features::kPrintPreviewCrosPrimary);
}
~PrintPreviewWebContentsManagerBrowserTest() override = default;
// InProcessBrowserTest:
void SetUpOnMainThread() override {
InProcessBrowserTest::SetUpOnMainThread();
webcontents_manager_.Initialize();
scoped_print_preview_web_contents_manager_ =
std::make_unique<ScopedPrintPreviewWebContentsManagerForTesting>(
&webcontents_manager_);
// Replace the production PrintPreviewCrosDelegate with a mock for testing.
webcontents_manager_.SetPrintPreviewCrosDelegateForTesting(
&browser_delegate_);
}
// Create a new tab in the browser, which also creates a new webcontent.
void CreateNewTab() {
EXPECT_TRUE(
AddTabAtIndex(/*index=*/0, GURL(kUrl), ui::PAGE_TRANSITION_TYPED));
}
void CreateNewDialog(const base::UnguessableToken& expected_token) {
base::RunLoop run_loop;
// Expects that `PrintPreviewCrosDelegate` should receive request.
EXPECT_CALL(browser_delegate_, RequestPrintPreview)
.WillOnce([&run_loop, &expected_token](
const base::UnguessableToken& token,
::printing::mojom::RequestPrintPreviewParamsPtr params,
base::OnceCallback<void(bool)> callback) {
EXPECT_EQ(expected_token, token);
EXPECT_TRUE(params->is_modifiable);
EXPECT_TRUE(params->has_selection);
std::move(callback).Run(/*success=*/true);
run_loop.Quit();
});
// Create a new tab and grab its webcontents.
CreateNewTab();
content::WebContents* webcontents =
browser()->tab_strip_model()->GetActiveWebContents();
PrintViewManagerCros::FromWebContents(webcontents)
->set_render_frame_host_for_testing(webcontents->GetPrimaryMainFrame());
::printing::mojom::RequestPrintPreviewParamsPtr params_ptr =
::printing::mojom::RequestPrintPreviewParams::New();
params_ptr->is_modifiable = true;
params_ptr->has_selection = true;
webcontents_manager_.RequestPrintPreview(expected_token, webcontents,
std::move(params_ptr));
run_loop.Run();
}
base::test::ScopedFeatureList scoped_feature_list_;
testing::StrictMock<MockPrintPreviewCrosapi> browser_delegate_;
mojo::Receiver<crosapi::mojom::PrintPreviewCrosDelegate> receiver_{
&browser_delegate_};
PrintPreviewWebcontentsManager webcontents_manager_;
std::unique_ptr<ScopedPrintPreviewWebContentsManagerForTesting>
scoped_print_preview_web_contents_manager_;
};
IN_PROC_BROWSER_TEST_F(PrintPreviewWebContentsManagerBrowserTest,
RequestAndClosePreview) {
const auto expected_token = base::UnguessableToken::Create();
CreateNewDialog(expected_token);
// Now simulate closing print preview.
base::RunLoop run_loop2;
// Expects that `PrintPreviewCrosDelegate` should receive request.
EXPECT_CALL(browser_delegate_, PrintPreviewDone)
.WillOnce([&run_loop2, &expected_token](
const base::UnguessableToken& token,
base::OnceCallback<void(bool)> callback) {
EXPECT_EQ(expected_token, token);
std::move(callback).Run(/*success=*/true);
run_loop2.Quit();
});
webcontents_manager_.PrintPreviewDone(expected_token);
run_loop2.Run();
}
IN_PROC_BROWSER_TEST_F(PrintPreviewWebContentsManagerBrowserTest,
HandleCloseDialog) {
const auto expected_token = base::UnguessableToken::Create();
CreateNewDialog(expected_token);
// Now close the dialog.
base::test::TestFuture<bool> future;
webcontents_manager_.HandleDialogClosed(expected_token, future.GetCallback());
EXPECT_TRUE(future.Get());
}
} // namespace chromeos::printing
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