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Test Info:
- Manifest: devtools/client/shared/test/browser.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Tests that mouse interaction works fine with tree widget
const TEST_URI =
"data:text/html;charset=utf-8,<head>" +
"ets.css'></head><body><div></div><span></span></body>";
const {
TreeWidget,
add_task(async function () {
await SpecialPowers.pushPrefEnv({
set: [["security.allow_unsafe_parent_loads", true]],
});
await addTab("about:blank");
const { host, doc } = await createHost("bottom", TEST_URI);
// Creating a host is not correctly waiting when DevTools run in content frame
await wait(1000);
const tree = new TreeWidget(doc.querySelector("div"), {
defaultType: "store",
});
populateTree(tree, doc);
await testMouseInteraction(tree);
tree.destroy();
host.destroy();
gBrowser.removeCurrentTab();
});
function populateTree(tree, doc) {
tree.add([
{
id: "level1",
label: "Level 1",
},
{
id: "level2-1",
label: "Level 2",
},
{
id: "level3-1",
label: "Level 3 - Child 1",
type: "dir",
},
]);
tree.add([
"level1",
"level2-1",
{ id: "level3-2", label: "Level 3 - Child 2" },
]);
tree.add([
"level1",
"level2-1",
{ id: "level3-3", label: "Level 3 - Child 3" },
]);
tree.add([
"level1",
{
id: "level2-2",
label: "Level 2.1",
},
{
id: "level3-1",
label: "Level 3.1",
},
]);
tree.add([
{
id: "level1",
label: "Level 1",
},
{
id: "level2",
label: "Level 2",
},
{
id: "level3",
label: "Level 3",
type: "js",
},
]);
tree.add(["level1.1", "level2", { id: "level3", type: "url" }]);
// Adding a new non text item in the tree.
const node = doc.createElement("div");
node.textContent = "Foo Bar";
node.className = "foo bar";
tree.add([
{
id: "level1.2",
node,
attachment: {
foo: "bar",
},
},
]);
}
// Sends a click event on the passed DOM node in an async manner
function click(node) {
const win = node.ownerDocument.defaultView;
executeSoon(() => EventUtils.synthesizeMouseAtCenter(node, {}, win));
}
/**
* Tests if clicking the tree items does the expected behavior
*/
async function testMouseInteraction(tree) {
info("Testing mouse interaction with the tree");
const waitForSelect = () =>
new Promise(resolve => {
tree.once("select", (d, a) => resolve({ data: d, attachment: a }));
});
ok(!tree.selectedItem, "Nothing should be selected beforehand");
let onTreeSelect = waitForSelect();
const node = tree.root.children.firstChild.firstChild;
info("clicking on first top level item");
ok(
!node.classList.contains("theme-selected"),
"Node should not have selected class before clicking"
);
click(node);
let { data, attachment } = await onTreeSelect;
ok(
node.classList.contains("theme-selected"),
"Node has selected class after click"
);
is(data[0], "level1.2", "Correct tree path is emitted");
ok(attachment && attachment.foo, "Correct attachment is emitted");
is(attachment.foo, "bar", "Correct attachment value is emitted");
info("clicking second top level item with children to check if it expands");
const node2 = tree.root.children.firstChild.nextSibling.firstChild;
// node should not have selected class
ok(
!node2.classList.contains("theme-selected"),
"New node should not have selected class before clicking"
);
ok(
!node2.hasAttribute("expanded"),
"New node is not expanded before clicking"
);
onTreeSelect = waitForSelect();
click(node2);
({ data, attachment } = await onTreeSelect);
ok(
node2.classList.contains("theme-selected"),
"New node has selected class after clicking"
);
is(data[0], "level1", "Correct tree path is emitted for new node");
ok(!attachment, "null attachment should be emitted for new node");
ok(node2.hasAttribute("expanded"), "New node expanded after click");
ok(
!node.classList.contains("theme-selected"),
"Old node should not have selected class after the click on new node"
);
// clicking again should just collapse
// this will not emit "select" event
const onClick = new Promise(resolve => {
node2.addEventListener(
"click",
() => {
executeSoon(() => resolve(null));
},
{ once: true }
);
});
click(node2);
await onClick;
ok(!node2.hasAttribute("expanded"), "New node collapsed after click again");
}