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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_PERFORMANCE_MANAGER_TEST_SUPPORT_PAGE_NODE_UTILS_H_
#define COMPONENTS_PERFORMANCE_MANAGER_TEST_SUPPORT_PAGE_NODE_UTILS_H_
#include "components/performance_manager/public/graph/page_node.h"
namespace content {
class WebContents;
}
namespace performance_manager::testing {
// Returns a PageNode for the given WebContents, which should never be null.
// Asserts that Performance Manager is initialized.
PageNode* GetPageNodeForWebContents(content::WebContents* contents);
// Sets the type of a PageNode. In production this is set to kTab when the
// node is added to a tab strip, which isn't always available in unit tests.
void SetPageNodeType(PageNode* page_node, PageType page_type);
// Updates a PageNode's loading state. In production this is driven by
// PageLoadTrackerDecorator, but in many unit tests it's easier to test state
// transitions by updating the state directly.
void SetPageNodeLoadingState(PageNode* page_node, PageNode::LoadingState state);
} // namespace performance_manager::testing
#endif // COMPONENTS_PERFORMANCE_MANAGER_TEST_SUPPORT_PAGE_NODE_UTILS_H_
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