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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_DIRECT_SOCKETS_DIRECT_SOCKETS_TEST_UTILS_H_
#define CONTENT_BROWSER_DIRECT_SOCKETS_DIRECT_SOCKETS_TEST_UTILS_H_
#include <stdint.h>
#include <memory>
#include <optional>
#include <string>
#include <string_view>
#include "base/containers/span.h"
#include "base/functional/callback_forward.h"
#include "base/test/test_future.h"
#include "base/token.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test_content_browser_client.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "services/network/public/cpp/permissions_policy/permissions_policy_declaration.h"
#include "services/network/test/test_network_context_with_host_resolver.h"
#include "services/network/test/test_restricted_udp_socket.h"
#include "services/network/test/test_udp_socket.h"
namespace url {
class Origin;
} // namespace url
namespace content::test {
// Mock UDP Socket for Direct Sockets browsertests.
class MockUDPSocket : public network::TestUDPSocket {
public:
explicit MockUDPSocket(
mojo::PendingRemote<network::mojom::UDPSocketListener> listener);
~MockUDPSocket() override;
// network::TestUDPSocket:
void Connect(const net::IPEndPoint& remote_addr,
network::mojom::UDPSocketOptionsPtr socket_options,
ConnectCallback callback) override;
void ReceiveMore(uint32_t) override {}
void Send(base::span<const uint8_t> data,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
SendCallback callback) override;
// Sends some data to the remote.
void MockSend(int32_t result,
const std::optional<base::span<uint8_t>>& data = {});
mojo::Remote<network::mojom::UDPSocketListener>& get_listener() {
return listener_;
}
// Sets an additional callback to be run when a call to Send() arrives.
void SetAdditionalSendCallback(base::OnceClosure additional_send_callback) {
additional_send_callback_ = std::move(additional_send_callback);
}
// Sets the value to run the callback supplied in Send() with.
// If not specified, callback will be stored and run with net::OK on class
// destruction.
void SetNextSendResult(int result) { next_send_result_ = result; }
protected:
mojo::Remote<network::mojom::UDPSocketListener> listener_;
std::optional<int> next_send_result_;
SendCallback callback_;
base::OnceClosure additional_send_callback_;
};
class MockRestrictedUDPSocket : public network::TestRestrictedUDPSocket {
public:
MockRestrictedUDPSocket(
std::unique_ptr<network::TestUDPSocket> udp_socket,
mojo::PendingReceiver<network::mojom::RestrictedUDPSocket> receiver);
~MockRestrictedUDPSocket() override;
private:
mojo::Receiver<network::mojom::RestrictedUDPSocket> receiver_;
};
// Mock Network Context for Direct Sockets browsertests.
class MockNetworkContext : public network::TestNetworkContextWithHostResolver {
public:
MockNetworkContext();
explicit MockNetworkContext(std::string_view host_mapping_rules);
MockNetworkContext(const MockNetworkContext&) = delete;
MockNetworkContext& operator=(const MockNetworkContext&) = delete;
~MockNetworkContext() override;
// network::TestNetworkContext:
void CreateRestrictedUDPSocket(
const net::IPEndPoint& addr,
network::mojom::RestrictedUDPSocketMode mode,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
network::mojom::RestrictedUDPSocketParamsPtr params,
mojo::PendingReceiver<network::mojom::RestrictedUDPSocket> receiver,
mojo::PendingRemote<network::mojom::UDPSocketListener> listener,
CreateRestrictedUDPSocketCallback callback) override;
MockUDPSocket* get_udp_socket() {
return static_cast<MockUDPSocket*>(restricted_udp_socket_->udp_socket());
}
protected:
virtual std::unique_ptr<MockUDPSocket> CreateMockUDPSocket(
mojo::PendingRemote<network::mojom::UDPSocketListener> listener);
std::unique_ptr<MockRestrictedUDPSocket> restricted_udp_socket_;
};
// A wrapper class that allows running javascript asynchronously.
//
// * RunScript(...) returns a base::test::TestFuture<std::string>. Call
// Get(...) on the future pointer to wait for
// the script to complete.
// * Note that the observer expects exactly one message per script
// invocation:
// DCHECK(...) will fire if more than one message arrives.
// * Can be reused. The following sketch is totally valid:
//
// IN_PROC_BROWSER_TEST_F(MyTestFixture, MyTest) {
// auto runner =
// std::make_unique<AsyncJsRunner>(shell()->web_contents());
//
// const std::string script_template = "return $1;";
//
// const std::string script_a = JsReplace(script_template, "MessageA");
// auto future_a = runner->RunScript(WrapAsync(script_a));
// EXPECT_EQ(future_a->Get(), "\"MessageA\"");
//
// const std::string script_b = JsReplace(script_template, "MessageB");
// auto future_b = runner->RunScript(WrapAsync(script_b));
// EXPECT_EQ(future_b->Get(), "\"MessageB\"");
// }
//
// Make sure to pass async functions to RunScript(...) (see WrapAsync(...)
// below).
class AsyncJsRunner : public WebContentsObserver {
public:
explicit AsyncJsRunner(content::WebContents* web_contents);
~AsyncJsRunner() override;
base::test::TestFuture<std::string> RunScript(const std::string& script);
// WebContentsObserver:
void DomOperationResponse(RenderFrameHost* render_frame_host,
const std::string& json_string) override;
private:
std::string MakeScriptSendResultToDomQueue(const std::string& script) const;
base::OnceCallback<void(std::string)> future_callback_;
base::Token token_;
};
std::string WrapAsync(const std::string& script);
// Mock ContentBrowserClient that enableds direct sockets via permissions policy
// for isolated apps.
class IsolatedWebAppContentBrowserClient
: public ContentBrowserTestContentBrowserClient {
public:
explicit IsolatedWebAppContentBrowserClient(
const url::Origin& isolated_app_origin);
bool ShouldUrlUseApplicationIsolationLevel(BrowserContext* browser_context,
const GURL& url) override;
std::optional<network::ParsedPermissionsPolicy>
GetPermissionsPolicyForIsolatedWebApp(WebContents* web_contents,
const url::Origin& app_origin) override;
private:
url::Origin isolated_app_origin_;
};
} // namespace content::test
#endif // CONTENT_BROWSER_DIRECT_SOCKETS_DIRECT_SOCKETS_TEST_UTILS_H_
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