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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.
#ifndef COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_TEST_TEST_UTIL_H_
#define COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_TEST_TEST_UTIL_H_
#include <memory>
#include <string>
#include <vector>
namespace net {
namespace test_server {
class EmbeddedTestServer;
class ControllableHttpResponse;
} // namespace test_server
} // namespace net
namespace content {
class WebContents;
}
namespace dom_distiller {
// Wrapper for building and loading a fake distilled page for testing.
//
// This object MUST be constructed prior to starting |server|. This is enforced
// via CHECK.
class FakeDistilledPage {
public:
explicit FakeDistilledPage(net::test_server::EmbeddedTestServer* server);
~FakeDistilledPage();
// Adds |script_file| to the list of scripts to load along with the page HTML.
//
// Scripts are loaded by appending script elements with src=|script_file| to
// the end of the HTML template. This function must be called before Load() to
// have an effect.
void AppendScriptFile(const std::string& script_file);
// Generates the distilled page HTML and loads it to |web_contents|.
void Load(net::test_server::EmbeddedTestServer* server,
content::WebContents* web_contents);
// Disallow copy and assign because it's not obvious how these operations
// should handle |response_|.
FakeDistilledPage(const FakeDistilledPage&) = delete;
FakeDistilledPage& operator=(const FakeDistilledPage&) = delete;
private:
// Generates the distilled page's HTML and appends script elements for scripts
// added via AppendScriptFile().
std::string GetPageHtmlWithScripts();
std::unique_ptr<net::test_server::ControllableHttpResponse> response_;
std::vector<std::string> scripts_;
};
// Starts |server| after initializing it to load files from the following
// directories:
// * components/test/data/dom_distiller
// * components/dom_distiller/core/javascript
void SetUpTestServer(net::test_server::EmbeddedTestServer* server);
// Same as SetUpTestServer(), but allows the server to load a distilled page
// generated at runtime without going through the full distillation process.
std::unique_ptr<FakeDistilledPage> SetUpTestServerWithDistilledPage(
net::test_server::EmbeddedTestServer* server);
// Sets the path to the .pak file to use when loading resources.
void AddComponentsResources();
} // namespace dom_distiller
#endif // COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_TEST_TEST_UTIL_H_
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