fune/devtools/client/memory/test/unit/test_action-clear-snapshots_02.js
2016-12-21 15:21:24 +01:00

49 lines
1.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test clearSnapshots preserves snapshots with state != READ or ERROR
let { takeSnapshotAndCensus, clearSnapshots, takeSnapshot } = require("devtools/client/memory/actions/snapshot");
let { snapshotState: states, treeMapState, actions } = require("devtools/client/memory/constants");
function run_test() {
run_next_test();
}
add_task(function* () {
let front = new StubbedMemoryFront();
let heapWorker = new HeapAnalysesClient();
yield front.attach();
let store = Store();
const { getState, dispatch } = store;
ok(true, "create a snapshot with a census in SAVED state");
dispatch(takeSnapshotAndCensus(front, heapWorker));
ok(true, "create a snapshot in SAVED state");
dispatch(takeSnapshot(front));
yield waitUntilSnapshotState(store, [states.SAVED, states.SAVED]);
yield waitUntilCensusState(store, snapshot => snapshot.treeMap,
[treeMapState.SAVED, null]);
ok(true, "snapshots created with expected states");
ok(true, "dispatch clearSnapshots action");
let deleteEvents = Promise.all([
waitUntilAction(store, actions.DELETE_SNAPSHOTS_START),
waitUntilAction(store, actions.DELETE_SNAPSHOTS_END)
]);
dispatch(clearSnapshots(heapWorker));
yield deleteEvents;
ok(true, "received delete snapshots events");
equal(getState().snapshots.length, 1, "one snapshot remaining");
let remainingSnapshot = getState().snapshots[0];
equal(remainingSnapshot.treeMap, undefined,
"remaining snapshot doesn't have a treeMap property");
equal(remainingSnapshot.census, undefined,
"remaining snapshot doesn't have a census property");
heapWorker.destroy();
yield front.detach();
});