/* 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
 * correctly emits events when certain DOM nodes are clicked.
 */

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");
const {
  idleWait,
  waitUntil,
} = require("devtools/client/performance/test/helpers/wait-utils");

add_task(async 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 A = treeRoot.getChild();

  let linkEvent = null;
  const handler = e => {
    linkEvent = e;
  };

  treeRoot.on("link", handler);

  // Fire right click.
  await rightMousedown(A.target.querySelector(".call-tree-url"));

  // Ensure link was not called for right click.
  await idleWait(100);
  ok(!linkEvent, "The `link` event not fired for right click.");

  // Fire left click.
  await mousedown(A.target.querySelector(".call-tree-url"));

  // Ensure link was called for left click.
  await waitUntil(() => linkEvent);
  is(linkEvent, A, "The `link` event target is correct.");

  treeRoot.off("link", handler);
});