/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";

/**
 * Tests if the profiler's tree view implementation works properly and
 * can toggle categories hidden or visible.
 */

const {
  ThreadNode,
} = require("devtools/client/performance/modules/logic/tree-model");
const {
  CallView,
} = require("devtools/client/performance/modules/widgets/tree-view");
const {
  synthesizeProfile,
} = require("devtools/client/performance/test/helpers/synth-utils");

add_task(function() {
  const profile = synthesizeProfile();
  const threadNode = new ThreadNode(profile.threads[0], {
    startTime: 0,
    endTime: 20,
  });

  // Don't display the synthesized (root) and the real (root) node twice.
  threadNode.calls = threadNode.calls[0].calls;

  const treeRoot = new CallView({ frame: threadNode });
  const container = document.createXULElement("vbox");
  treeRoot.attachTo(container);

  const categories = container.querySelectorAll(".call-tree-category");
  is(
    categories.length,
    6,
    "The call tree displays a correct number of categories."
  );
  ok(
    !container.hasAttribute("categories-hidden"),
    "All categories should be visible in the tree."
  );

  treeRoot.toggleCategories(false);
  is(
    categories.length,
    6,
    "The call tree displays the same number of categories."
  );
  ok(
    container.hasAttribute("categories-hidden"),
    "All categories should now be hidden in the tree."
  );
});