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diff --git a/devtools/client/memory/test/xpcshell/test_action-toggle-inverted-and-refresh-02.js b/devtools/client/memory/test/xpcshell/test_action-toggle-inverted-and-refresh-02.js
new file mode 100644
index 0000000000..7047f6410e
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+++ b/devtools/client/memory/test/xpcshell/test_action-toggle-inverted-and-refresh-02.js
@@ -0,0 +1,82 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that changing inverted state in the middle of taking a snapshot results
+// in an inverted census.
+
+const {
+  censusDisplays,
+  snapshotState: states,
+  censusState,
+  viewState,
+} = require("resource://devtools/client/memory/constants.js");
+const {
+  takeSnapshotAndCensus,
+} = require("resource://devtools/client/memory/actions/snapshot.js");
+const {
+  setCensusDisplay,
+  setCensusDisplayAndRefresh,
+} = require("resource://devtools/client/memory/actions/census-display.js");
+const {
+  changeView,
+} = require("resource://devtools/client/memory/actions/view.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.CENSUS));
+
+  dispatch(setCensusDisplay(censusDisplays.allocationStack));
+  equal(
+    getState().censusDisplay.inverted,
+    false,
+    "Should not have an inverted census display"
+  );
+
+  dispatch(takeSnapshotAndCensus(front, heapWorker));
+  await waitUntilSnapshotState(store, [states.SAVING]);
+
+  dispatch(
+    setCensusDisplayAndRefresh(
+      heapWorker,
+      censusDisplays.invertedAllocationStack
+    )
+  );
+
+  await waitUntilCensusState(store, s => s.census, [censusState.SAVED]);
+
+  ok(getState().censusDisplay.inverted, "should want inverted trees");
+  ok(
+    getState().snapshots[0].census.display.inverted,
+    "snapshot-we-were-in-the-middle-of-saving's census should be inverted"
+  );
+
+  dispatch(
+    setCensusDisplayAndRefresh(heapWorker, censusDisplays.allocationStack)
+  );
+  await waitUntilCensusState(store, s => s.census, [censusState.SAVING]);
+  ok(true, "toggling inverted retriggers census");
+  ok(!getState().censusDisplay.inverted, "no longer inverted");
+
+  dispatch(
+    setCensusDisplayAndRefresh(
+      heapWorker,
+      censusDisplays.invertedAllocationStack
+    )
+  );
+  await waitUntilCensusState(store, s => s.census, [censusState.SAVED]);
+  ok(getState().censusDisplay.inverted, "inverted again");
+  ok(
+    getState().snapshots[0].census.display.inverted,
+    "census-we-were-in-the-middle-of-recomputing should be inverted again"
+  );
+
+  heapWorker.destroy();
+  await front.detach();
+});