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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test that selecting the dominator tree view automatically kicks off fetching
// and computing dominator trees.
const {
snapshotState: states,
dominatorTreeState,
viewState,
treeMapState,
} = require("devtools/client/memory/constants");
const {
takeSnapshotAndCensus,
} = require("devtools/client/memory/actions/snapshot");
const {
changeViewAndRefresh
} = 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));
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.");
dispatch(changeViewAndRefresh(viewState.DOMINATOR_TREE, heapWorker));
ok(getState().snapshots[0].dominatorTree,
"Should now have a dominator tree model for the selected snapshot");
// Wait for the dominator tree to start being computed.
yield waitUntilState(store, state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.COMPUTING);
ok(true, "The dominator tree started computing");
ok(!getState().snapshots[0].dominatorTree.root,
"When the dominator tree is computing, we should not have its root");
// Wait for the dominator tree to finish computing and start being fetched.
yield waitUntilState(store, state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.FETCHING);
ok(true, "The dominator tree started fetching");
ok(!getState().snapshots[0].dominatorTree.root,
"When the dominator tree is fetching, we should not have its root");
// Wait for the dominator tree to finish being fetched.
yield waitUntilState(store, state =>
state.snapshots[0].dominatorTree.state === dominatorTreeState.LOADED);
ok(true, "The dominator tree was fetched");
ok(getState().snapshots[0].dominatorTree.root,
"When the dominator tree is loaded, we should have its root");
heapWorker.destroy();
yield front.detach();
});
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