test_action-clear-snapshots_01.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test clearSnapshots deletes snapshots with READ censuses

const {

  takeSnapshotAndCensus,

  clearSnapshots,

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

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

const {

  treeMapState,

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

add_task(async function () {

  const front = new StubbedMemoryFront();

  const heapWorker = new HeapAnalysesClient();

  await front.attach();

  const store = Store();

  const { getState, dispatch } = store;

  dispatch(takeSnapshotAndCensus(front, heapWorker));

  await waitUntilCensusState(store, s => s.treeMap, [treeMapState.SAVED]);

  ok(true, "snapshot created");

  ok(true, "dispatch clearSnapshots action");

  const deleteEvents = Promise.all([

    waitForDispatch(store, actions.DELETE_SNAPSHOTS_START),

    waitForDispatch(store, actions.DELETE_SNAPSHOTS_END),

]);

  dispatch(clearSnapshots(heapWorker));

  await deleteEvents;

  ok(true, "received delete snapshots events");

  equal(getState().snapshots.length, 0, "no snapshot remaining");

  heapWorker.destroy();

  await front.detach();

});