LibWeb+WebContent+WebDriver: Add WebDriver endpoint to open new window

Userland/Libraries/LibWeb/WebDriver/Client.cpp

@@ -65,6 +65,7 @@ static constexpr auto s_webdriver_endpoints = Array {
     ROUTE(DELETE, "/session/:session_id/window"sv, close_window),
     ROUTE(POST, "/session/:session_id/window"sv, switch_to_window),
     ROUTE(GET, "/session/:session_id/window/handles"sv, get_window_handles),
+    ROUTE(POST, "/session/:session_id/window/new"sv, new_window),
     ROUTE(GET, "/session/:session_id/window/rect"sv, get_window_rect),
     ROUTE(POST, "/session/:session_id/window/rect"sv, set_window_rect),
     ROUTE(POST, "/session/:session_id/window/maximize"sv, maximize_window),

Userland/Libraries/LibWeb/WebDriver/Client.h

@@ -50,6 +50,7 @@ public:
     // 11. Contexts, https://w3c.github.io/webdriver/#contexts
     virtual Response get_window_handle(Parameters parameters, JsonValue payload) = 0;
     virtual Response close_window(Parameters parameters, JsonValue payload) = 0;
+    virtual Response new_window(Parameters parameters, JsonValue payload) = 0;
     virtual Response switch_to_window(Parameters parameters, JsonValue payload) = 0;
     virtual Response get_window_handles(Parameters parameters, JsonValue payload) = 0;
     virtual Response get_window_rect(Parameters parameters, JsonValue payload) = 0;

Userland/Services/WebContent/WebDriverClient.ipc

@@ -16,6 +16,7 @@ endpoint WebDriverClient {
     refresh() => (Web::WebDriver::Response response)
     get_title() => (Web::WebDriver::Response response)
     close_window() => (Web::WebDriver::Response response)
+    new_window(JsonValue payload) => (Web::WebDriver::Response response)
     get_window_rect() => (Web::WebDriver::Response response)
     set_window_rect(JsonValue payload) => (Web::WebDriver::Response response)
     maximize_window() => (Web::WebDriver::Response response)

Userland/Services/WebContent/WebDriverConnection.cpp

@@ -536,6 +536,45 @@ Messages::WebDriverClient::CloseWindowResponse WebDriverConnection::close_window
     return JsonValue {};
 }
 
+// 11.5 New Window, https://w3c.github.io/webdriver/#dfn-new-window
+Messages::WebDriverClient::NewWindowResponse WebDriverConnection::new_window(JsonValue const&)
+{
+    // 1. If the implementation does not support creating new top-level browsing contexts, return error with error code unsupported operation.
+
+    // 2. If the current top-level browsing context is no longer open, return error with error code no such window.
+    TRY(ensure_open_top_level_browsing_context());
+
+    // 3. Handle any user prompts and return its value if it is an error.
+    TRY(handle_any_user_prompts());
+
+    // FIXME: 4. Let type hint be the result of getting the property "type" from the parameters argument.
+
+    // 5. Create a new top-level browsing context by running the window open steps with url set to "about:blank",
+    //    target set to the empty string, and features set to "noopener" and the user agent configured to create a new
+    //    browsing context. This must be done without invoking the focusing steps for the created browsing context. If
+    //    type hint has the value "tab", and the implementation supports multiple browsing context in the same OS
+    //    window, the new browsing context should share an OS window with the current browsing context. If type hint
+    //    is "window", and the implementation supports multiple browsing contexts in separate OS windows, the
+    //    created browsing context should be in a new OS window. In all other cases the details of how the browsing
+    //    context is presented to the user are implementation defined.
+    // FIXME: Reuse code of window.open() instead of calling choose_a_browsing_context
+    auto [browsing_context, window_type] = m_page_client.page().top_level_browsing_context().choose_a_browsing_context("_blank"sv, true);
+
+    // 6. Let handle be the associated window handle of the newly created window.
+    auto handle = browsing_context->window_handle();
+
+    // 7. Let type be "tab" if the newly created window shares an OS-level window with the current browsing context, or "window" otherwise.
+    auto type = "tab"sv;
+
+    // 8. Let result be a new JSON Object initialized with:
+    JsonObject result;
+    result.set("handle"sv, JsonValue { handle });
+    result.set("type"sv, JsonValue { type });
+
+    // 9. Return success with data result.
+    return result;
+}
+
 // 11.8.1 Get Window Rect, https://w3c.github.io/webdriver/#dfn-get-window-rect
 Messages::WebDriverClient::GetWindowRectResponse WebDriverConnection::get_window_rect()
 {

Userland/Services/WebContent/WebDriverConnection.h

@@ -53,6 +53,7 @@ private:
     virtual Messages::WebDriverClient::RefreshResponse refresh() override;
     virtual Messages::WebDriverClient::GetTitleResponse get_title() override;
     virtual Messages::WebDriverClient::CloseWindowResponse close_window() override;
+    virtual Messages::WebDriverClient::NewWindowResponse new_window(JsonValue const& payload) override;
     virtual Messages::WebDriverClient::GetWindowRectResponse get_window_rect() override;
     virtual Messages::WebDriverClient::SetWindowRectResponse set_window_rect(JsonValue const& payload) override;
     virtual Messages::WebDriverClient::MaximizeWindowResponse maximize_window() override;

Userland/Services/WebDriver/Client.cpp

@@ -335,6 +335,15 @@ Web::WebDriver::Response Client::get_window_handles(Web::WebDriver::Parameters p
     return session->get_window_handles();
 }
 
+// 11.5 New Window, https://w3c.github.io/webdriver/#dfn-new-window
+// POST /session/{session id}/window/new
+Web::WebDriver::Response Client::new_window(Web::WebDriver::Parameters parameters, JsonValue payload)
+{
+    dbgln_if(WEBDRIVER_DEBUG, "Handling POST /session/<session_id>/window/new");
+    auto session = TRY(find_session_with_id(parameters[0]));
+    return session->web_content_connection().new_window(payload);
+}
+
 // 11.8.1 Get Window Rect, https://w3c.github.io/webdriver/#dfn-get-window-rect
 // GET /session/{session id}/window/rect
 Web::WebDriver::Response Client::get_window_rect(Web::WebDriver::Parameters parameters, JsonValue)

Userland/Services/WebDriver/Client.h

@@ -52,6 +52,7 @@ private:
     virtual Web::WebDriver::Response close_window(Web::WebDriver::Parameters parameters, JsonValue payload) override;
     virtual Web::WebDriver::Response switch_to_window(Web::WebDriver::Parameters parameters, JsonValue payload) override;
     virtual Web::WebDriver::Response get_window_handles(Web::WebDriver::Parameters parameters, JsonValue payload) override;
+    virtual Web::WebDriver::Response new_window(Web::WebDriver::Parameters parameters, JsonValue payload) override;
     virtual Web::WebDriver::Response get_window_rect(Web::WebDriver::Parameters parameters, JsonValue payload) override;
     virtual Web::WebDriver::Response set_window_rect(Web::WebDriver::Parameters parameters, JsonValue payload) override;
     virtual Web::WebDriver::Response maximize_window(Web::WebDriver::Parameters parameters, JsonValue payload) override;