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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that we can change the display with which we describe a dominator tree
// and that the dominator tree is re-fetched.
const {
snapshotState: states,
dominatorTreeState,
viewState,
labelDisplays,
treeMapState
} = require("devtools/client/memory/constants");
const {
setLabelDisplayAndRefresh
} = require("devtools/client/memory/actions/label-display");
const {
changeView,
} = require("devtools/client/memory/actions/view");
const {
takeSnapshotAndCensus,
computeAndFetchDominatorTree,
} = require("devtools/client/memory/actions/snapshot");
function run_test() {
run_next_test();
}
add_task(function* () {
let front = new StubbedMemoryFront();
let heapWorker = new HeapAnalysesClient();
yield front.attach();
let store = Store();
let { getState, dispatch } = store;
dispatch(changeView(viewState.DOMINATOR_TREE));
dispatch(takeSnapshotAndCensus(front, heapWorker));
yield waitUntilCensusState(store, s => s.treeMap, [treeMapState.SAVED]);
ok(!getState().snapshots[0].dominatorTree,
"There shouldn't be a dominator tree model yet since it is not computed " +
"until we switch to the dominators view.");
// Wait for the dominator tree to finish being fetched.
yield waitUntilState(store, state =>
state.snapshots[0] &&
state.snapshots[0].dominatorTree &&
state.snapshots[0].dominatorTree.state === dominatorTreeState.LOADED);
ok(getState().labelDisplay,
"We have a default display for describing nodes in a dominator tree");
equal(getState().labelDisplay,
labelDisplays.coarseType,
"and the default is coarse type");
equal(getState().labelDisplay,
getState().snapshots[0].dominatorTree.display,
"and the newly computed dominator tree has that display");
// Switch to the allocationStack display.
dispatch(setLabelDisplayAndRefresh(
heapWorker,
labelDisplays.allocationStack));
yield waitUntilState(store, state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.FETCHING);
ok(true,
"switching display types caused the dominator tree to be fetched " +
"again.");
yield waitUntilState(store, state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.LOADED);
equal(getState().snapshots[0].dominatorTree.display,
labelDisplays.allocationStack,
"The new dominator tree's display is allocationStack");
equal(getState().labelDisplay,
labelDisplays.allocationStack,
"as is our requested dominator tree display");
heapWorker.destroy();
yield front.detach();
});
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