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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// Test that when nodes are being deleted in the page, the current selection
// and therefore the markup view, css rule view, computed view, font view,
// box model view, and breadcrumbs, reset accordingly to show the right node
const TEST_PAGE = URL_ROOT + "doc_inspector_delete-selected-node-02.html";
add_task(async function() {
const { inspector } = await openInspectorForURL(TEST_PAGE);
await testManuallyDeleteSelectedNode();
await testAutomaticallyDeleteSelectedNode();
await testDeleteSelectedNodeContainerFrame();
await testDeleteWithNonElementNode();
async function testManuallyDeleteSelectedNode() {
info(
"Selecting a node, deleting it via context menu and checking that " +
"its parent node is selected and breadcrumbs are updated."
);
await deleteNodeWithContextMenu("#deleteManually");
info("Performing checks.");
await assertNodeSelectedAndPanelsUpdated(
"#selectedAfterDelete",
"li#selectedAfterDelete"
);
}
async function testAutomaticallyDeleteSelectedNode() {
info(
"Selecting a node, deleting it via javascript and checking that " +
"its parent node is selected and breadcrumbs are updated."
);
const div = await getNodeFront("#deleteAutomatically", inspector);
await selectNode(div, inspector);
info("Deleting selected node via javascript.");
await inspector.walker.removeNode(div);
info("Waiting for inspector to update.");
await inspector.once("inspector-updated");
info("Inspector updated, performing checks.");
await assertNodeSelectedAndPanelsUpdated(
"#deleteChildren",
"ul#deleteChildren"
);
}
async function testDeleteSelectedNodeContainerFrame() {
info(
"Selecting a node inside iframe, deleting the iframe via javascript " +
"and checking the parent node of the iframe is selected and " +
"breadcrumbs are updated."
);
info("Selecting an element inside iframe.");
const iframe = await getNodeFront("#deleteIframe", inspector);
const div = await getNodeFrontInFrame("#deleteInIframe", iframe, inspector);
await selectNode(div, inspector);
info("Deleting selected node via javascript.");
await inspector.walker.removeNode(iframe);
info("Waiting for inspector to update.");
await inspector.once("inspector-updated");
info("Inspector updated, performing checks.");
await assertNodeSelectedAndPanelsUpdated("body", "body");
}
async function testDeleteWithNonElementNode() {
info(
"Selecting a node, deleting it via context menu and checking that " +
"its parent node is selected and breadcrumbs are updated " +
"when the node is followed by a non-element node"
);
await deleteNodeWithContextMenu("#deleteWithNonElement");
let expectedCrumbs = ["html", "body", "div#deleteToMakeSingleTextNode"];
await assertNodeSelectedAndCrumbsUpdated(expectedCrumbs, Node.TEXT_NODE);
// Delete node with key, as cannot delete text node with
// context menu at this time.
inspector.markup._frame.focus();
EventUtils.synthesizeKey("KEY_Delete");
await inspector.once("inspector-updated");
expectedCrumbs = ["html", "body", "div#deleteToMakeSingleTextNode"];
await assertNodeSelectedAndCrumbsUpdated(expectedCrumbs, Node.ELEMENT_NODE);
}
async function deleteNodeWithContextMenu(selector) {
await selectNode(selector, inspector);
const nodeToBeDeleted = inspector.selection.nodeFront;
info("Getting the node container in the markup view.");
const container = await getContainerForSelector(selector, inspector);
const allMenuItems = openContextMenuAndGetAllItems(inspector, {
target: container.tagLine,
});
const menuItem = allMenuItems.find(item => item.id === "node-menu-delete");
info("Clicking 'Delete Node' in the context menu.");
is(menuItem.disabled, false, "delete menu item is enabled");
menuItem.click();
// close the open context menu
EventUtils.synthesizeKey("KEY_Escape");
info("Waiting for inspector to update.");
await inspector.once("inspector-updated");
// Since the mutations are sent asynchronously from the server, the
// inspector-updated event triggered by the deletion might happen before
// the mutation is received and the element is removed from the
// breadcrumbs. See bug 1284125.
if (inspector.breadcrumbs.indexOf(nodeToBeDeleted) > -1) {
info("Crumbs haven't seen deletion. Waiting for breadcrumbs-updated.");
await inspector.once("breadcrumbs-updated");
}
return menuItem;
}
function assertNodeSelectedAndCrumbsUpdated(
expectedCrumbs,
expectedNodeType
) {
info("Performing checks");
const actualNodeType = inspector.selection.nodeFront.nodeType;
is(actualNodeType, expectedNodeType, "The node has the right type");
const breadcrumbs = inspector.panelDoc.querySelectorAll(
"#inspector-breadcrumbs .html-arrowscrollbox-inner > *"
);
is(
breadcrumbs.length,
expectedCrumbs.length,
"Have the correct number of breadcrumbs"
);
for (let i = 0; i < breadcrumbs.length; i++) {
is(
breadcrumbs[i].textContent,
expectedCrumbs[i],
"Text content for button " + i + " is correct"
);
}
}
async function assertNodeSelectedAndPanelsUpdated(selector, crumbLabel) {
const nodeFront = await getNodeFront(selector, inspector);
is(inspector.selection.nodeFront, nodeFront, "The right node is selected");
const breadcrumbs = inspector.panelDoc.querySelector(
"#inspector-breadcrumbs .html-arrowscrollbox-inner"
);
is(
breadcrumbs.querySelector("button[checked=true]").textContent,
crumbLabel,
"The right breadcrumb is selected"
);
}
});
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