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Test Info: Warnings
- This test gets skipped with pattern: os == 'android'
- Manifest: devtools/client/memory/test/xpcshell/xpcshell.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that we maintain focus of the selected dominator tree node across
// changing breakdowns for labeling them.
const {
dominatorTreeState,
labelDisplays,
viewState,
} = require("resource://devtools/client/memory/constants.js");
const {
takeSnapshotAndCensus,
focusDominatorTreeNode,
} = require("resource://devtools/client/memory/actions/snapshot.js");
const {
changeView,
} = require("resource://devtools/client/memory/actions/view.js");
const {
setLabelDisplayAndRefresh,
} = require("resource://devtools/client/memory/actions/label-display.js");
add_task(async function () {
const front = new StubbedMemoryFront();
const heapWorker = new HeapAnalysesClient();
await front.attach();
const store = Store();
const { getState, dispatch } = store;
dispatch(changeView(viewState.DOMINATOR_TREE));
dispatch(takeSnapshotAndCensus(front, heapWorker));
// Wait for the dominator tree to finish being fetched.
await waitUntilState(
store,
state =>
state.snapshots[0] &&
state.snapshots[0].dominatorTree &&
state.snapshots[0].dominatorTree.state === dominatorTreeState.LOADED
);
ok(true, "The dominator tree was fetched");
const root = getState().snapshots[0].dominatorTree.root;
ok(root, "When the dominator tree is loaded, we should have its root");
dispatch(focusDominatorTreeNode(getState().snapshots[0].id, root));
equal(
root,
getState().snapshots[0].dominatorTree.focused,
"The root should be focused."
);
equal(
getState().labelDisplay,
labelDisplays.coarseType,
"Using labelDisplays.coarseType by default"
);
dispatch(
setLabelDisplayAndRefresh(heapWorker, labelDisplays.allocationStack)
);
equal(
getState().labelDisplay,
labelDisplays.allocationStack,
"Using labelDisplays.allocationStack now"
);
await waitUntilState(
store,
state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.FETCHING
);
ok(true, "We started re-fetching the dominator tree");
await waitUntilState(
store,
state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.LOADED
);
ok(true, "The dominator tree was loaded again");
ok(
getState().snapshots[0].dominatorTree.focused,
"Still have a focused node"
);
equal(
getState().snapshots[0].dominatorTree.focused.nodeId,
root.nodeId,
"Focused node is the same as before"
);
heapWorker.destroy();
await front.detach();
});