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@@ -23,6 +23,7 @@
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#include <LibGfx/Size.h>
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#include <LibWeb/Cookie/Cookie.h>
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#include <LibWeb/Cookie/ParsedCookie.h>
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+#include <LibWeb/WebDriver/ExecuteScript.h>
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#include <unistd.h>
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namespace WebDriver {
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@@ -899,6 +900,79 @@ ErrorOr<JsonValue, WebDriverError> Session::get_element_tag_name(JsonValue const
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return JsonValue(qualified_name);
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}
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+struct ScriptArguments {
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+ String script;
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+ JsonArray const& arguments;
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+};
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+
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+// https://w3c.github.io/webdriver/#dfn-extract-the-script-arguments-from-a-request
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+static ErrorOr<ScriptArguments, WebDriverError> extract_the_script_arguments_from_a_request(JsonValue const& payload)
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+{
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+ if (!payload.is_object())
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+ return WebDriverError::from_code(ErrorCode::InvalidArgument, "Payload is not a JSON object");
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+
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+ auto const& properties = payload.as_object();
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+
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+ // 1. Let script be the result of getting a property named script from the parameters.
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+ // 2. If script is not a String, return error with error code invalid argument.
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+ if (!properties.has_string("script"sv))
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+ return WebDriverError::from_code(ErrorCode::InvalidArgument, "Payload doesn't have a 'script' string property");
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+ auto script = properties.get("script"sv).as_string();
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+
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+ // 3. Let args be the result of getting a property named args from the parameters.
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+ // 4. If args is not an Array return error with error code invalid argument.
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+ if (!properties.has_array("args"sv))
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+ return WebDriverError::from_code(ErrorCode::InvalidArgument, "Payload doesn't have an 'args' string property");
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+ auto const& args = properties.get("args"sv).as_array();
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+
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+ // 5. Let arguments be the result of calling the JSON deserialize algorithm with arguments args.
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+ // NOTE: We forward the JSON array to the Browser and then WebContent process over IPC, so this is not necessary.
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+
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+ // 6. Return success with data script and arguments.
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+ return ScriptArguments { script, args };
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+}
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+
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+// 13.2.1 Execute Script, https://w3c.github.io/webdriver/#dfn-execute-script
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+ErrorOr<JsonValue, WebDriverError> Session::execute_script(JsonValue const& payload)
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+{
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+ // 1. Let body and arguments be the result of trying to extract the script arguments from a request with argument parameters.
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+ auto const& [body, arguments] = TRY(extract_the_script_arguments_from_a_request(payload));
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+
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+ // 2. If the current browsing context is no longer open, return error with error code no such window.
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+ TRY(check_for_open_top_level_browsing_context_or_return_error());
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+
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+ // FIXME: 3. Handle any user prompts, and return its value if it is an error.
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+
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+ // 4., 5.1-5.3.
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+ Vector<String> json_arguments;
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+ arguments.for_each([&](JsonValue const& json_value) {
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+ // NOTE: serialized() instead of to_string() ensures proper quoting.
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+ json_arguments.append(json_value.serialized<StringBuilder>());
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+ });
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+
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+ dbgln("Executing script with 'args': [{}] / 'body':\n{}", String::join(", "sv, json_arguments), body);
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+ auto execute_script_response = m_browser_connection->execute_script(body, json_arguments, m_timeouts_configuration.script_timeout, false);
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+ dbgln("Executing script returned: {}", execute_script_response.json_result());
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+
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+ // NOTE: This is assumed to be a valid JSON value.
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+ auto result = MUST(JsonValue::from_string(execute_script_response.json_result()));
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+
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+ switch (execute_script_response.result_type()) {
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+ // 6. If promise is still pending and the session script timeout is reached, return error with error code script timeout.
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+ case Web::WebDriver::ExecuteScriptResultType::Timeout:
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+ return WebDriverError::from_code(ErrorCode::ScriptTimeoutError, "Script timed out");
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+ // 7. Upon fulfillment of promise with value v, let result be a JSON clone of v, and return success with data result.
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+ case Web::WebDriver::ExecuteScriptResultType::PromiseResolved:
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+ return result;
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+ // 8. Upon rejection of promise with reason r, let result be a JSON clone of r, and return error with error code javascript error and data result.
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+ case Web::WebDriver::ExecuteScriptResultType::PromiseRejected:
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+ case Web::WebDriver::ExecuteScriptResultType::JavaScriptError:
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+ return WebDriverError::from_code(ErrorCode::JavascriptError, "Script returned an error", move(result));
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+ default:
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+ VERIFY_NOT_REACHED();
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+ }
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+}
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+
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// https://w3c.github.io/webdriver/#dfn-serialized-cookie
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static JsonObject serialize_cookie(Web::Cookie::Cookie const& cookie)
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{
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Linus Groh