Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Tests taking and then clearing snapshots.
*/
const {
treeMapState,
const TEST_URL =
this.test = makeMemoryTest(TEST_URL, async function ({ panel }) {
const { gStore, document } = panel.panelWin;
const { getState } = gStore;
let snapshotEls = document.querySelectorAll(
"#memory-tool-container .list li"
);
is(getState().snapshots.length, 0, "Starts with no snapshots in store");
is(snapshotEls.length, 0, "No snapshots visible");
info("Take two snapshots");
takeSnapshot(panel.panelWin);
takeSnapshot(panel.panelWin);
takeSnapshot(panel.panelWin);
await waitUntilState(
gStore,
state =>
state.snapshots.length === 3 &&
state.snapshots[0].treeMap &&
state.snapshots[1].treeMap &&
state.snapshots[2].treeMap &&
state.snapshots[0].treeMap.state === treeMapState.SAVED &&
state.snapshots[1].treeMap.state === treeMapState.SAVED &&
state.snapshots[2].treeMap.state === treeMapState.SAVED
);
snapshotEls = document.querySelectorAll("#memory-tool-container .list li");
is(snapshotEls.length, 3, "Three snapshots visible");
is(
document.querySelectorAll(".selected").length,
1,
"One selected snapshot visible"
);
ok(snapshotEls[2].classList.contains("selected"), "Third snapshot selected");
info("Clicking on first snapshot delete button");
document.querySelectorAll(".delete")[0].click();
await waitUntilState(
gStore,
state =>
state.snapshots.length === 2 &&
state.snapshots[0].treeMap &&
state.snapshots[1].treeMap &&
state.snapshots[0].treeMap.state === treeMapState.SAVED &&
state.snapshots[1].treeMap.state === treeMapState.SAVED
);
snapshotEls = document.querySelectorAll(".snapshot-list-item");
is(snapshotEls.length, 2, "Two snapshots visible");
ok(
!snapshotEls[0].classList.contains("selected"),
"First snapshot not selected"
);
ok(snapshotEls[1].classList.contains("selected"), "Second snapshot selected");
info("Click on Clear Snapshots");
await clearSnapshots(panel.panelWin);
is(getState().snapshots.length, 0, "No snapshots in store");
snapshotEls = document.querySelectorAll("#memory-tool-container .list li");
is(snapshotEls.length, 0, "No snapshot visible");
});