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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that changing the currently selected snapshot to a snapshot that does
// not have a dominator tree will automatically compute and fetch one for it.
let {
snapshotState: states,
dominatorTreeState,
viewState,
treeMapState,
} = require("devtools/client/memory/constants");
let {
takeSnapshotAndCensus,
selectSnapshotAndRefresh,
} = require("devtools/client/memory/actions/snapshot");
let { changeView } = require("devtools/client/memory/actions/view");
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(takeSnapshotAndCensus(front, heapWorker));
dispatch(takeSnapshotAndCensus(front, heapWorker));
yield waitUntilCensusState(store, s => s.treeMap, [treeMapState.SAVED,
treeMapState.SAVED]);
ok(getState().snapshots[1].selected, "The second snapshot is selected");
// Change to the dominator tree view.
dispatch(changeView(viewState.DOMINATOR_TREE));
// Wait for the dominator tree to finish being fetched.
yield waitUntilState(store, state =>
state.snapshots[1].dominatorTree &&
state.snapshots[1].dominatorTree.state === dominatorTreeState.LOADED);
ok(true, "The second snapshot's dominator tree was fetched");
// Select the first snapshot.
dispatch(selectSnapshotAndRefresh(heapWorker, getState().snapshots[0].id));
// And now the first snapshot should have its dominator tree fetched and
// computed because of the new selection.
yield waitUntilState(store, state =>
state.snapshots[0].dominatorTree &&
state.snapshots[0].dominatorTree.state === dominatorTreeState.LOADED);
ok(true, "The first snapshot's dominator tree was fetched");
heapWorker.destroy();
yield front.detach();
});
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