gecko-dev/devtools/client/memory/test/xpcshell/test_action-clear-snapshots...

56 строки
1.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test clearSnapshots deletes several snapshots
const {
takeSnapshotAndCensus,
clearSnapshots,
} = require("devtools/client/memory/actions/snapshot");
const {
snapshotState: states,
actions,
treeMapState,
} = require("devtools/client/memory/constants");
add_task(async function() {
const front = new StubbedMemoryFront();
const heapWorker = new HeapAnalysesClient();
await front.attach();
const store = Store();
const { getState, dispatch } = store;
ok(true, "create 3 snapshots with a saved census");
dispatch(takeSnapshotAndCensus(front, heapWorker));
dispatch(takeSnapshotAndCensus(front, heapWorker));
dispatch(takeSnapshotAndCensus(front, heapWorker));
await waitUntilCensusState(store, snapshot => snapshot.treeMap, [
treeMapState.SAVED,
treeMapState.SAVED,
treeMapState.SAVED,
]);
ok(true, "snapshots created with a saved census");
ok(true, "set first snapshot state to error");
const id = getState().snapshots[0].id;
dispatch({ type: actions.SNAPSHOT_ERROR, id, error: new Error("_") });
await waitUntilSnapshotState(store, [states.ERROR, states.READ, states.READ]);
ok(true, "first snapshot set to error state");
ok(true, "dispatch clearSnapshots action");
const deleteEvents = Promise.all([
waitUntilAction(store, actions.DELETE_SNAPSHOTS_START),
waitUntilAction(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();
});