65 lines
1.9 KiB
JavaScript
65 lines
1.9 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
|
|
http://creativecommons.org/publicdomain/zero/1.0/ */
|
|
|
|
"use strict";
|
|
|
|
/**
|
|
* Tests the task creator `takeSnapshotAndCensus()` for the whole flow of
|
|
* taking a snapshot, and its sub-actions.
|
|
*/
|
|
|
|
const {
|
|
snapshotState: states,
|
|
treeMapState,
|
|
} = require("resource://devtools/client/memory/constants.js");
|
|
const actions = require("resource://devtools/client/memory/actions/snapshot.js");
|
|
|
|
add_task(async function () {
|
|
const front = new StubbedMemoryFront();
|
|
const heapWorker = new HeapAnalysesClient();
|
|
await front.attach();
|
|
const store = Store();
|
|
|
|
let snapshotI = 0;
|
|
let censusI = 0;
|
|
const snapshotStates = ["SAVING", "SAVED", "READING", "READ"];
|
|
const censusStates = ["SAVING", "SAVED"];
|
|
const expectStates = () => {
|
|
const snapshot = store.getState().snapshots[0];
|
|
if (!snapshot) {
|
|
return;
|
|
}
|
|
if (snapshotI < snapshotStates.length) {
|
|
const isCorrectState =
|
|
snapshot.state === states[snapshotStates[snapshotI]];
|
|
if (isCorrectState) {
|
|
ok(true, `Found expected snapshot state ${snapshotStates[snapshotI]}`);
|
|
snapshotI++;
|
|
}
|
|
}
|
|
if (snapshot.treeMap && censusI < censusStates.length) {
|
|
if (snapshot.treeMap.state === treeMapState[censusStates[censusI]]) {
|
|
ok(true, `Found expected census state ${censusStates[censusI]}`);
|
|
censusI++;
|
|
}
|
|
}
|
|
};
|
|
|
|
const unsubscribe = store.subscribe(expectStates);
|
|
store.dispatch(actions.takeSnapshotAndCensus(front, heapWorker));
|
|
|
|
await waitUntilState(store, () => {
|
|
return (
|
|
snapshotI === snapshotStates.length && censusI === censusStates.length
|
|
);
|
|
});
|
|
unsubscribe();
|
|
|
|
ok(
|
|
true,
|
|
"takeSnapshotAndCensus() produces the correct sequence of states in a snapshot"
|
|
);
|
|
const snapshot = store.getState().snapshots[0];
|
|
ok(snapshot.treeMap, "snapshot has tree map census data");
|
|
ok(snapshot.selected, "snapshot is selected");
|
|
});
|