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WebContent+WebDriver: Move Find Element From Element to WebContent
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commit
5a750dc58c
6 changed files with 55 additions and 52 deletions
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@ -80,6 +80,25 @@ static JsonObject web_element_reference_object(Web::DOM::Node const& element)
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return object;
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}
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// https://w3c.github.io/webdriver/#dfn-get-a-known-connected-element
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static ErrorOr<Web::DOM::ParentNode*, Web::WebDriver::Error> get_known_connected_element(StringView element_id)
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{
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// NOTE: The whole concept of "connected elements" is not implemented yet. See get_or_create_a_web_element_reference().
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// For now the element is only represented by its ID.
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auto element = element_id.to_int();
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if (!element.has_value())
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return Web::WebDriver::Error::from_code(Web::WebDriver::ErrorCode::InvalidArgument, "Element ID is not an integer");
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auto* node = Web::DOM::Node::from_id(*element);
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if (!node)
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return Web::WebDriver::Error::from_code(Web::WebDriver::ErrorCode::NoSuchElement, String::formatted("Could not find element with ID: {}", element_id));
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if (!is<Web::DOM::ParentNode>(node))
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return Web::WebDriver::Error::from_code(Web::WebDriver::ErrorCode::NoSuchElement, String::formatted("Element with ID is not a parent node: {}", element_id));
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return static_cast<Web::DOM::ParentNode*>(node);
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}
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static ErrorOr<String, Web::WebDriver::Error> get_property(JsonValue const& payload, StringView key)
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{
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if (!payload.is_object())
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@ -375,6 +394,39 @@ Messages::WebDriverClient::FindElementsResponse WebDriverConnection::find_elemen
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return make_success_response(move(result));
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}
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// 12.3.4 Find Element From Element, https://w3c.github.io/webdriver/#dfn-find-element-from-element
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Messages::WebDriverClient::FindElementFromElementResponse WebDriverConnection::find_element_from_element(JsonValue const& payload, String const& element_id)
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{
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// 1. Let location strategy be the result of getting a property called "using".
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auto location_strategy_string = TRY(get_property(payload, "using"sv));
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auto location_strategy = Web::WebDriver::location_strategy_from_string(location_strategy_string);
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// 2. If location strategy is not present as a keyword in the table of location strategies, return error with error code invalid argument.
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if (!location_strategy.has_value())
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return Web::WebDriver::Error::from_code(Web::WebDriver::ErrorCode::InvalidArgument, String::formatted("Location strategy '{}' is invalid", location_strategy_string));
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// 3. Let selector be the result of getting a property called "value".
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// 4. If selector is undefined, return error with error code invalid argument.
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auto selector = TRY(get_property(payload, "value"sv));
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// 5. If the current browsing context is no longer open, return error with error code no such window.
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TRY(ensure_open_top_level_browsing_context());
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// FIXME: 6. Handle any user prompts and return its value if it is an error.
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// 7. Let start node be the result of trying to get a known connected element with url variable element id.
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auto* start_node = TRY(get_known_connected_element(element_id));
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// 8. Let result be the value of trying to Find with start node, location strategy, and selector.
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auto result = TRY(find(*start_node, *location_strategy, selector));
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// 9. If result is empty, return error with error code no such element. Otherwise, return the first element of result.
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if (result.is_empty())
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return Web::WebDriver::Error::from_code(Web::WebDriver::ErrorCode::NoSuchElement, "The requested element does not exist"sv);
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return make_success_response(result.at(0));
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}
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// https://w3c.github.io/webdriver/#dfn-no-longer-open
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ErrorOr<void, Web::WebDriver::Error> WebDriverConnection::ensure_open_top_level_browsing_context()
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{
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