/* vim: set ts=2 et sw=2 tw=80: */
/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Tests that the tree widget api works fine
"use strict";
const TEST_URI = "data:text/html;charset=utf-8,<head>" +
"<link rel='stylesheet' type='text/css' href='chrome://devtools/skin/widg" +
"ets.css'></head><body><div></div><span></span></body>";
const {TreeWidget} = require("devtools/client/shared/widgets/TreeWidget");
add_task(function* () {
yield addTab("about:blank");
let [host,, doc] = yield createHost("bottom", TEST_URI);
let tree = new TreeWidget(doc.querySelector("div"), {
defaultType: "store"
});
populateTree(tree, doc);
testTreeItemInsertedCorrectly(tree, doc);
testAPI(tree, doc);
populateUnsortedTree(tree, doc);
testUnsortedTreeItemInsertedCorrectly(tree, doc);
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"}]);
}
/**
* Test if the nodes are inserted correctly in the tree.
*/
function testTreeItemInsertedCorrectly(tree, doc) {
is(tree.root.children.children.length, 2,
"Number of top level elements match");
is(tree.root.children.firstChild.lastChild.children.length, 3,
"Number of first second level elements match");
is(tree.root.children.lastChild.lastChild.children.length, 1,
"Number of second second level elements match");
ok(tree.root.items.has("level1"), "Level1 top level element exists");
is(tree.root.children.firstChild.dataset.id, JSON.stringify(["level1"]),
"Data id of first top level element matches");
is(tree.root.children.firstChild.firstChild.textContent, "Level 1",
"Text content of first top level element matches");
ok(tree.root.items.has("level1.1"), "Level1.1 top level element exists");
is(tree.root.children.firstChild.nextSibling.dataset.id,
JSON.stringify(["level1.1"]),
"Data id of second top level element matches");
is(tree.root.children.firstChild.nextSibling.firstChild.textContent,
"level1.1",
"Text content of second top level element matches");
// Adding a new non text item in the tree.
let node = doc.createElement("div");
node.textContent = "Foo Bar";
node.className = "foo bar";
tree.add([{
id: "level1.2",
node: node,
attachment: {
foo: "bar"
}
}]);
is(tree.root.children.children.length, 3,
"Number of top level elements match after update");
ok(tree.root.items.has("level1.2"), "New level node got added");
ok(tree.attachments.has(JSON.stringify(["level1.2"])),
"Attachment is present for newly added node");
// The item should be added before level1 and level 1.1 as lexical sorting
is(tree.root.children.firstChild.dataset.id, JSON.stringify(["level1.2"]),
"Data id of last top level element matches");
is(tree.root.children.firstChild.firstChild.firstChild, node,
"Newly added node is inserted at the right location");
}
/**
* Populate the unsorted tree.
*/
function populateUnsortedTree(tree, doc) {
tree.sorted = false;
tree.add([{ id: "g-1", label: "g-1"}]);
tree.add(["g-1", { id: "d-2", label: "d-2.1"}]);
tree.add(["g-1", { id: "b-2", label: "b-2.2"}]);
tree.add(["g-1", { id: "a-2", label: "a-2.3"}]);
}
/**
* Test if the nodes are inserted correctly in the unsorted tree.
*/
function testUnsortedTreeItemInsertedCorrectly(tree, doc) {
ok(tree.root.items.has("g-1"), "g-1 top level element exists");
is(tree.root.children.firstChild.lastChild.children.length, 3,
"Number of children for g-1 matches");
is(tree.root.children.firstChild.dataset.id, JSON.stringify(["g-1"]),
"Data id of g-1 matches");
is(tree.root.children.firstChild.firstChild.textContent, "g-1",
"Text content of g-1 matches");
is(tree.root.children.firstChild.lastChild.firstChild.dataset.id,
JSON.stringify(["g-1", "d-2"]),
"Data id of d-2 matches");
is(tree.root.children.firstChild.lastChild.firstChild.textContent, "d-2.1",
"Text content of d-2 matches");
is(tree.root.children.firstChild.lastChild.firstChild.nextSibling.textContent,
"b-2.2", "Text content of b-2 matches");
is(tree.root.children.firstChild.lastChild.lastChild.textContent, "a-2.3",
"Text content of a-2 matches");
}
/**
* Tests if the API exposed by TreeWidget works properly
*/
function testAPI(tree, doc) {
info("Testing TreeWidget API");
// Check if selectItem and selectedItem setter works as expected
// Nothing should be selected beforehand
ok(!doc.querySelector(".theme-selected"), "Nothing is selected");
tree.selectItem(["level1"]);
let node = doc.querySelector(".theme-selected");
ok(!!node, "Something got selected");
is(node.parentNode.dataset.id, JSON.stringify(["level1"]),
"Correct node selected");
tree.selectItem(["level1", "level2"]);
let node2 = doc.querySelector(".theme-selected");
ok(!!node2, "Something is still selected");
isnot(node, node2, "Newly selected node is different from previous");
is(node2.parentNode.dataset.id, JSON.stringify(["level1", "level2"]),
"Correct node selected");
// test if selectedItem getter works
is(tree.selectedItem.length, 2, "Correct length of selected item");
is(tree.selectedItem[0], "level1", "Correct selected item");
is(tree.selectedItem[1], "level2", "Correct selected item");
// test if isSelected works
ok(tree.isSelected(["level1", "level2"]), "isSelected works");
tree.selectedItem = ["level1"];
let node3 = doc.querySelector(".theme-selected");
ok(!!node3, "Something is still selected");
isnot(node2, node3, "Newly selected node is different from previous");
is(node3, node, "First and third selected nodes should be same");
is(node3.parentNode.dataset.id, JSON.stringify(["level1"]),
"Correct node selected");
// test if selectedItem getter works
is(tree.selectedItem.length, 1, "Correct length of selected item");
is(tree.selectedItem[0], "level1", "Correct selected item");
// test if clear selection works
tree.clearSelection();
ok(!doc.querySelector(".theme-selected"),
"Nothing selected after clear selection call");
// test if collapseAll/expandAll work
ok(doc.querySelectorAll("[expanded]").length > 0,
"Some nodes are expanded");
tree.collapseAll();
is(doc.querySelectorAll("[expanded]").length, 0,
"Nothing is expanded after collapseAll call");
tree.expandAll();
is(doc.querySelectorAll("[expanded]").length, 13,
"All tree items expanded after expandAll call");
// test if selectNextItem and selectPreviousItem work
tree.selectedItem = ["level1", "level2"];
ok(tree.isSelected(["level1", "level2"]), "Correct item selected");
tree.selectNextItem();
ok(tree.isSelected(["level1", "level2", "level3"]),
"Correct item selected after selectNextItem call");
tree.selectNextItem();
ok(tree.isSelected(["level1", "level2-1"]),
"Correct item selected after second selectNextItem call");
tree.selectNextItem();
ok(tree.isSelected(["level1", "level2-1", "level3-1"]),
"Correct item selected after third selectNextItem call");
tree.selectPreviousItem();
ok(tree.isSelected(["level1", "level2-1"]),
"Correct item selected after selectPreviousItem call");
tree.selectPreviousItem();
ok(tree.isSelected(["level1", "level2", "level3"]),
"Correct item selected after second selectPreviousItem call");
// test if remove works
ok(doc.querySelector("[data-id='" +
JSON.stringify(["level1", "level2", "level3"]) + "']"),
"level1-level2-level3 item exists before removing");
tree.remove(["level1", "level2", "level3"]);
ok(!doc.querySelector("[data-id='" +
JSON.stringify(["level1", "level2", "level3"]) + "']"),
"level1-level2-level3 item does not exist after removing");
let level2item = doc.querySelector("[data-id='" +
JSON.stringify(["level1", "level2"]) + "'] > .tree-widget-item");
ok(level2item.hasAttribute("empty"),
"level1-level2 item is marked as empty after removing");
tree.add([{
id: "level1",
label: "Level 1"
}, {
id: "level2",
label: "Level 2"
}, {
id: "level3",
label: "Level 3",
type: "js"
}]);
// test if clearing the tree works
is(doc.querySelectorAll("[level='1']").length, 3,
"Correct number of top level items before clearing");
tree.clear();
is(doc.querySelectorAll("[level='1']").length, 0,
"No top level item after clearing the tree");
}