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Test Info:
/* Any copyright is dedicated to the Public Domain.
// Test that using ACCEL+UP/DOWN, the user can navigate between snapshots.
"use strict";
const {
takeSnapshotAndCensus,
const {
changeView,
const TEST_URL =
this.test = makeMemoryTest(TEST_URL, async function ({ panel }) {
// Creating snapshots already takes ~25 seconds on linux 32 debug machines
// which makes the test very likely to go over the allowed timeout
requestLongerTimeout(2);
const heapWorker = panel.panelWin.gHeapAnalysesClient;
const store = panel.panelWin.gStore;
const { dispatch } = store;
const front = store.getState().front;
const doc = panel.panelWin.document;
dispatch(changeView(viewState.CENSUS));
info("Take 3 snapshots");
dispatch(takeSnapshotAndCensus(front, heapWorker));
dispatch(takeSnapshotAndCensus(front, heapWorker));
dispatch(takeSnapshotAndCensus(front, heapWorker));
await waitUntilState(
store,
state =>
state.snapshots.length == 3 &&
state.snapshots.every(
s => s.census && s.census.state === censusState.SAVED
)
);
ok(true, "All snapshots censuses are in SAVED state");
await waitUntilSnapshotSelected(store, 2);
ok(true, "Third snapshot selected after creating all snapshots.");
info("Press ACCEL+UP key, expect second snapshot selected.");
EventUtils.synthesizeKey("VK_UP", { accelKey: true }, panel.panelWin);
await waitUntilSnapshotSelected(store, 1);
ok(true, "Second snapshot selected after alt+UP.");
info("Press ACCEL+UP key, expect first snapshot selected.");
EventUtils.synthesizeKey("VK_UP", { accelKey: true }, panel.panelWin);
await waitUntilSnapshotSelected(store, 0);
ok(true, "First snapshot is selected after ACCEL+UP");
info("Check ACCEL+UP is a noop when the first snapshot is selected.");
EventUtils.synthesizeKey("VK_UP", { accelKey: true }, panel.panelWin);
// We assume the snapshot selection should be synchronous here.
is(getSelectedSnapshotIndex(store), 0, "First snapshot is still selected");
info("Press ACCEL+DOWN key, expect second snapshot selected.");
EventUtils.synthesizeKey("VK_DOWN", { accelKey: true }, panel.panelWin);
await waitUntilSnapshotSelected(store, 1);
ok(true, "Second snapshot is selected after ACCEL+DOWN");
info("Click on first node.");
const firstNode = doc.querySelector(".tree .heap-tree-item-name");
EventUtils.synthesizeMouseAtCenter(firstNode, {}, panel.panelWin);
await waitUntilState(
store,
state =>
state.snapshots[1].census.focused ===
state.snapshots[1].census.report.children[0]
);
ok(true, "First root is selected after click.");
info("Press DOWN key, expect second root focused.");
EventUtils.synthesizeKey("VK_DOWN", {}, panel.panelWin);
await waitUntilState(
store,
state =>
state.snapshots[1].census.focused ===
state.snapshots[1].census.report.children[1]
);
ok(true, "Second root is selected after pressing DOWN.");
is(getSelectedSnapshotIndex(store), 1, "Second snapshot is still selected");
info("Press UP key, expect second root focused.");
EventUtils.synthesizeKey("VK_UP", {}, panel.panelWin);
await waitUntilState(
store,
state =>
state.snapshots[1].census.focused ===
state.snapshots[1].census.report.children[0]
);
ok(true, "First root is selected after pressing UP.");
is(getSelectedSnapshotIndex(store), 1, "Second snapshot is still selected");
info("Press ACCEL+DOWN key, expect third snapshot selected.");
EventUtils.synthesizeKey("VK_DOWN", { accelKey: true }, panel.panelWin);
await waitUntilSnapshotSelected(store, 2);
ok(true, "ThirdĖ snapshot is selected after ACCEL+DOWN");
info("Check ACCEL+DOWN is a noop when the last snapshot is selected.");
EventUtils.synthesizeKey("VK_DOWN", { accelKey: true }, panel.panelWin);
// We assume the snapshot selection should be synchronous here.
is(getSelectedSnapshotIndex(store), 2, "Third snapshot is still selected");
});