diff options
Diffstat (limited to 'devtools/client/memory/test/unit/test_dominator_trees_10.js')
-rw-r--r-- | devtools/client/memory/test/unit/test_dominator_trees_10.js | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/devtools/client/memory/test/unit/test_dominator_trees_10.js b/devtools/client/memory/test/unit/test_dominator_trees_10.js new file mode 100644 index 000000000..f7cf86a10 --- /dev/null +++ b/devtools/client/memory/test/unit/test_dominator_trees_10.js @@ -0,0 +1,74 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +// Test that we maintain focus of the selected dominator tree node across +// changing breakdowns for labeling them. + +let { + snapshotState: states, + dominatorTreeState, + labelDisplays, + viewState, +} = require("devtools/client/memory/constants"); +let { + takeSnapshotAndCensus, + focusDominatorTreeNode, +} = require("devtools/client/memory/actions/snapshot"); +const { + changeView, +} = require("devtools/client/memory/actions/view"); +const { + setLabelDisplayAndRefresh, +} = require("devtools/client/memory/actions/label-display"); + +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)); + + // 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(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"); + + yield waitUntilState(store, state => + state.snapshots[0].dominatorTree.state === dominatorTreeState.FETCHING); + ok(true, "We started re-fetching the dominator tree"); + + yield 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(); + yield front.detach(); +}); |