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229 lines
8.0 KiB
JavaScript
229 lines
8.0 KiB
JavaScript
/* vim: set ts=2 et sw=2 tw=80: */
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/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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// Tests that keyboard interaction works fine with the tree widget
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const TEST_URI = "data:text/html;charset=utf-8,<head><link rel='stylesheet' " +
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"type='text/css' href='chrome://devtools/skin/common.css'><link " +
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"rel='stylesheet' type='text/css' href='chrome://devtools/skin/widg" +
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"ets.css'></head><body><div></div><span></span></body>";
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const {TreeWidget} = require("devtools/client/shared/widgets/TreeWidget");
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const Promise = require("promise");
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add_task(function*() {
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yield addTab("about:blank");
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let [host, win, doc] = yield createHost("bottom", TEST_URI);
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let tree = new TreeWidget(doc.querySelector("div"), {
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defaultType: "store"
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});
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populateTree(tree, doc);
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yield testKeyboardInteraction(tree, win);
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tree.destroy();
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host.destroy();
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gBrowser.removeCurrentTab();
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});
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function populateTree(tree, doc) {
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tree.add([{
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id: "level1",
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label: "Level 1"
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}, {
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id: "level2-1",
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label: "Level 2"
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}, {
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id: "level3-1",
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label: "Level 3 - Child 1",
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type: "dir"
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}]);
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tree.add(["level1", "level2-1", { id: "level3-2", label: "Level 3 - Child 2"}]);
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tree.add(["level1", "level2-1", { id: "level3-3", label: "Level 3 - Child 3"}]);
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tree.add(["level1", {
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id: "level2-2",
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label: "Level 2.1"
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}, {
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id: "level3-1",
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label: "Level 3.1"
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}]);
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tree.add([{
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id: "level1",
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label: "Level 1"
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}, {
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id: "level2",
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label: "Level 2"
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}, {
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id: "level3",
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label: "Level 3",
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type: "js"
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}]);
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tree.add(["level1.1", "level2", {id: "level3", type: "url"}]);
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// Adding a new non text item in the tree.
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let node = doc.createElement("div");
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node.textContent = "Foo Bar";
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node.className = "foo bar";
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tree.add([{
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id: "level1.2",
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node: node,
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attachment: {
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foo: "bar"
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}
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}]);
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}
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// Sends a click event on the passed DOM node in an async manner
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function click(node) {
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let win = node.ownerDocument.defaultView;
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executeSoon(() => EventUtils.synthesizeMouseAtCenter(node, {}, win));
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}
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/**
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* Tests if pressing navigation keys on the tree items does the expected behavior
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*/
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function* testKeyboardInteraction(tree, win) {
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info("Testing keyboard interaction with the tree");
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let event;
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let pass = (e, d, a) => event.resolve([e, d, a]);
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info("clicking on first top level item");
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let node = tree.root.children.firstChild.firstChild;
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event = Promise.defer();
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tree.once("select", pass);
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click(node);
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yield event.promise;
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node = tree.root.children.firstChild.nextSibling.firstChild;
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// node should not have selected class
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ok(!node.classList.contains("theme-selected"), "Node should not have selected class");
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ok(!node.hasAttribute("expanded"), "Node is not expanded");
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info("Pressing down key to select next item");
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event = Promise.defer();
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tree.once("select", pass);
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EventUtils.sendKey("DOWN", win);
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let [name, data, attachment] = yield event.promise;
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is(name, "select", "Select event was fired after pressing down");
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is(data[0], "level1", "Correct item was selected after pressing down");
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ok(!attachment, "null attachment was emitted");
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ok(node.classList.contains("theme-selected"), "Node has selected class");
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ok(node.hasAttribute("expanded"), "Node is expanded now");
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info("Pressing down key again to select next item");
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event = Promise.defer();
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tree.once("select", pass);
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EventUtils.sendKey("DOWN", win);
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[name, data, attachment] = yield event.promise;
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is(data.length, 2, "Correct level item was selected after second down keypress");
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is(data[0], "level1", "Correct parent level");
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is(data[1], "level2", "Correct second level");
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info("Pressing down key again to select next item");
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event = Promise.defer();
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tree.once("select", pass);
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EventUtils.sendKey("DOWN", win);
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[name, data, attachment] = yield event.promise;
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is(data.length, 3, "Correct level item was selected after third down keypress");
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is(data[0], "level1", "Correct parent level");
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is(data[1], "level2", "Correct second level");
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is(data[2], "level3", "Correct third level");
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info("Pressing down key again to select next item");
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event = Promise.defer();
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tree.once("select", pass);
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EventUtils.sendKey("DOWN", win);
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[name, data, attachment] = yield event.promise;
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is(data.length, 2, "Correct level item was selected after fourth down keypress");
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is(data[0], "level1", "Correct parent level");
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is(data[1], "level2-1", "Correct second level");
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// pressing left to check expand collapse feature.
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// This does not emit any event, so listening for keypress
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tree.root.children.addEventListener("keypress", function onClick() {
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tree.root.children.removeEventListener("keypress", onClick);
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// executeSoon so that other listeners on the same method are executed first
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executeSoon(() => event.resolve(null));
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});
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info("Pressing left key to collapse the item");
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event = Promise.defer();
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node = tree._selectedLabel;
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ok(node.hasAttribute("expanded"), "Item is expanded before left keypress");
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EventUtils.sendKey("LEFT", win);
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yield event.promise;
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ok(!node.hasAttribute("expanded"), "Item is not expanded after left keypress");
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// pressing left on collapsed item should select the previous item
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info("Pressing left key on collapsed item to select previous");
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tree.once("select", pass);
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event = Promise.defer();
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// parent node should have no effect of this keypress
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node = tree.root.children.firstChild.nextSibling.firstChild;
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ok(node.hasAttribute("expanded"), "Parent is expanded");
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EventUtils.sendKey("LEFT", win);
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[name, data] = yield event.promise;
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is(data.length, 3, "Correct level item was selected after second left keypress");
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is(data[0], "level1", "Correct parent level");
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is(data[1], "level2", "Correct second level");
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is(data[2], "level3", "Correct third level");
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ok(node.hasAttribute("expanded"), "Parent is still expanded after left keypress");
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// pressing down again
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info("Pressing down key to select next item");
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event = Promise.defer();
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tree.once("select", pass);
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EventUtils.sendKey("DOWN", win);
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[name, data, attachment] = yield event.promise;
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is(data.length, 2, "Correct level item was selected after fifth down keypress");
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is(data[0], "level1", "Correct parent level");
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is(data[1], "level2-1", "Correct second level");
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// collapsing the item to check expand feature.
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tree.root.children.addEventListener("keypress", function onClick() {
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tree.root.children.removeEventListener("keypress", onClick);
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executeSoon(() => event.resolve(null));
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});
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info("Pressing left key to collapse the item");
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event = Promise.defer();
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node = tree._selectedLabel;
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ok(node.hasAttribute("expanded"), "Item is expanded before left keypress");
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EventUtils.sendKey("LEFT", win);
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yield event.promise;
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ok(!node.hasAttribute("expanded"), "Item is collapsed after left keypress");
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// pressing right should expand this now.
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tree.root.children.addEventListener("keypress", function onClick() {
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tree.root.children.removeEventListener("keypress", onClick);
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executeSoon(() => event.resolve(null));
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});
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info("Pressing right key to expend the collapsed item");
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event = Promise.defer();
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node = tree._selectedLabel;
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ok(!node.hasAttribute("expanded"), "Item is collapsed before right keypress");
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EventUtils.sendKey("RIGHT", win);
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yield event.promise;
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ok(node.hasAttribute("expanded"), "Item is expanded after right keypress");
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// selecting last item node to test edge navigation case
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tree.selectedItem = ["level1.1", "level2", "level3"];
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node = tree._selectedLabel;
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// pressing down again should not change selection
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event = Promise.defer();
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tree.root.children.addEventListener("keypress", function onClick() {
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tree.root.children.removeEventListener("keypress", onClick);
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executeSoon(() => event.resolve(null));
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});
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info("Pressing down key on last item of the tree");
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EventUtils.sendKey("DOWN", win);
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yield event.promise;
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ok(tree.isSelected(["level1.1", "level2", "level3"]),
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"Last item is still selected after pressing down on last item of the tree");
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}
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