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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_TEST_BASE_FIND_RESULT_WAITER_H_
#define CHROME_TEST_BASE_FIND_RESULT_WAITER_H_
#include <memory>
#include "base/scoped_observation.h"
#include "components/find_in_page/find_result_observer.h"
#include "components/find_in_page/find_tab_helper.h"
#include "ui/gfx/geometry/rect.h"
namespace base {
class RunLoop;
}
namespace content {
class WebContents;
} // namespace content
namespace ui_test_utils {
// FindResultWaiter allows blocking UI thread until find results are available.
// Typical usage:
//
// FindInPageWchar();
// FindResultWaiter observer(tab);
// observer.Wait();
class FindResultWaiter : public find_in_page::FindResultObserver {
public:
// |request_offset| will be added to the current find request ID; the
// resulting ID will be the only one waited on. Typically, FindResultWaiter
// is constructed AFTER initiating a search, with request_offset set to 0. In
// such cases you must be sure the find-result callback won't already have
// been called. Otherwise, you can construct FindResultWaiter BEFORE starting
// a search and set request_offset to 1 (or whatever offset is appropriate).
explicit FindResultWaiter(content::WebContents* parent_tab,
int request_offset = 0);
FindResultWaiter(const FindResultWaiter&) = delete;
FindResultWaiter& operator=(const FindResultWaiter&) = delete;
~FindResultWaiter() override;
void Wait();
int active_match_ordinal() const { return active_match_ordinal_; }
int number_of_matches() const { return number_of_matches_; }
gfx::Rect selection_rect() const { return selection_rect_; }
private:
// find_in_page::FindResultObserver:
void OnFindResultAvailable(content::WebContents* web_contents) override;
std::unique_ptr<base::RunLoop> run_loop_;
base::ScopedObservation<find_in_page::FindTabHelper,
find_in_page::FindResultObserver>
observation_{this};
// We will at some point (before final update) be notified of the ordinal and
// we need to preserve it so we can send it later.
int active_match_ordinal_ = -1;
int number_of_matches_ = 0;
gfx::Rect selection_rect_;
// The id of the current find request, obtained from WebContents. Allows us
// to monitor when the search completes.
int current_find_request_id_ = 0;
bool seen_ = false; // true after transition to expected state has been seen
};
} // namespace ui_test_utils
#endif // CHROME_TEST_BASE_FIND_RESULT_WAITER_H_
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