fune/devtools/client/memory/test/unit/test_action-clear-snapshots_05.js
2016-12-21 15:21:24 +01:00

49 lines
1.6 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test clearSnapshots deletes several snapshots
let { takeSnapshotAndCensus, clearSnapshots } = require("devtools/client/memory/actions/snapshot");
let { actions, treeMapState } = 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 2 snapshots with a saved census");
dispatch(takeSnapshotAndCensus(front, heapWorker));
dispatch(takeSnapshotAndCensus(front, heapWorker));
ok(true, "snapshots created with a saved census");
yield waitUntilCensusState(store, snapshot => snapshot.treeMap,
[treeMapState.SAVED, treeMapState.SAVED]);
let errorHeapWorker = {
deleteHeapSnapshot: function () {
return Promise.reject("_");
}
};
ok(true, "dispatch clearSnapshots action");
let deleteEvents = Promise.all([
waitUntilAction(store, actions.DELETE_SNAPSHOTS_START),
waitUntilAction(store, actions.DELETE_SNAPSHOTS_END),
waitUntilAction(store, actions.SNAPSHOT_ERROR),
waitUntilAction(store, actions.SNAPSHOT_ERROR),
]);
dispatch(clearSnapshots(errorHeapWorker));
yield deleteEvents;
ok(true, "received delete snapshots and snapshot error events");
equal(getState().snapshots.length, 0, "no snapshot remaining");
heapWorker.destroy();
yield front.detach();
});