browser_memory_keyboard.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

// Bug 1246570 - Check that when pressing on LEFT arrow, the parent tree node

// gets focused.

"use strict";

const { viewState } = require("resource://devtools/client/memory/constants.js");

const {

  takeSnapshotAndCensus,

} = require("resource://devtools/client/memory/actions/snapshot.js");

const {

  changeView,

} = require("resource://devtools/client/memory/actions/view.js");

const TEST_URL =

  "http://example.com/browser/devtools/client/memory/test/browser/doc_steady_allocation.html";

function waitUntilFocused(store, node) {

  return waitUntilState(

    store,

    state =>

      state.snapshots.length === 1 &&

      state.snapshots[0].census &&

      state.snapshots[0].census.state === censusState.SAVED &&

      state.snapshots[0].census.focused &&

      state.snapshots[0].census.focused === node

);

function waitUntilExpanded(store, node) {

  return waitUntilState(

    store,

    state =>

      state.snapshots[0] &&

      state.snapshots[0].census &&

      state.snapshots[0].census.expanded.has(node.id)

);

this.test = makeMemoryTest(TEST_URL, async function ({ panel }) {

  const heapWorker = panel.panelWin.gHeapAnalysesClient;

  const store = panel.panelWin.gStore;

  const { getState, dispatch } = store;

  const front = getState().front;

  const doc = panel.panelWin.document;

  dispatch(changeView(viewState.CENSUS));

  is(getState().censusDisplay.breakdown.by, "coarseType");

  await dispatch(takeSnapshotAndCensus(front, heapWorker));

  const census = getState().snapshots[0].census;

  const root1 = census.report.children[0];

  const root2 = census.report.children[0];

  const root3 = census.report.children[0];

  const root4 = census.report.children[0];

  const child1 = root1.children[0];

  info("Click on first node.");

  const firstNode = doc.querySelector(".tree .heap-tree-item-name");

  EventUtils.synthesizeMouseAtCenter(firstNode, {}, panel.panelWin);

  await waitUntilFocused(store, root1);

  ok(true, "First root is selected after click.");

  info("Press DOWN key, expect second root focused.");

  EventUtils.synthesizeKey("VK_DOWN", {}, panel.panelWin);

  await waitUntilFocused(store, root2);

  ok(true, "Second root is selected after pressing DOWN arrow.");

  info("Press DOWN key, expect third root focused.");

  EventUtils.synthesizeKey("VK_DOWN", {}, panel.panelWin);

  await waitUntilFocused(store, root3);

  ok(true, "Third root is selected after pressing DOWN arrow.");

  info("Press DOWN key, expect fourth root focused.");

  EventUtils.synthesizeKey("VK_DOWN", {}, panel.panelWin);

  await waitUntilFocused(store, root4);

  ok(true, "Fourth root is selected after pressing DOWN arrow.");

  info("Press UP key, expect third root focused.");

  EventUtils.synthesizeKey("VK_UP", {}, panel.panelWin);

  await waitUntilFocused(store, root3);

  ok(true, "Third root is selected after pressing UP arrow.");

  info("Press UP key, expect second root focused.");

  EventUtils.synthesizeKey("VK_UP", {}, panel.panelWin);

  await waitUntilFocused(store, root2);

  ok(true, "Second root is selected after pressing UP arrow.");

  info("Press UP key, expect first root focused.");

  EventUtils.synthesizeKey("VK_UP", {}, panel.panelWin);

  await waitUntilFocused(store, root1);

  ok(true, "First root is selected after pressing UP arrow.");

  info("Press RIGHT key");

  EventUtils.synthesizeKey("VK_RIGHT", {}, panel.panelWin);

  await waitUntilExpanded(store, root1);

  ok(true, "Root node is expanded.");

  info("Press RIGHT key, expect first child focused.");

  EventUtils.synthesizeKey("VK_RIGHT", {}, panel.panelWin);

  await waitUntilFocused(store, child1);

  ok(true, "First child is selected after pressing RIGHT arrow.");

  info("Press LEFT key, expect first root focused.");

  EventUtils.synthesizeKey("VK_LEFT", {}, panel.panelWin);

  await waitUntilFocused(store, root1);

  ok(true, "First root is selected after pressing LEFT arrow.");

});