diff --git a/services/surfaceflinger/tests/unittests/LayerHierarchyTest.h b/services/surfaceflinger/tests/unittests/LayerHierarchyTest.h
index cdcc6f4..b9a6159 100644
--- a/services/surfaceflinger/tests/unittests/LayerHierarchyTest.h
+++ b/services/surfaceflinger/tests/unittests/LayerHierarchyTest.h
@@ -274,6 +274,22 @@
         mLifecycleManager.applyTransactions(transactions);
     }
 
+    void setTouchableRegion(uint32_t id, Region region) {
+        std::vector<TransactionState> transactions;
+        transactions.emplace_back();
+        transactions.back().states.push_back({});
+
+        transactions.back().states.front().state.what = layer_state_t::eInputInfoChanged;
+        transactions.back().states.front().state.surface = mHandles[id];
+        transactions.back().states.front().state.layerId = static_cast<int32_t>(id);
+        transactions.back().states.front().state.windowInfoHandle =
+                sp<gui::WindowInfoHandle>::make();
+        auto inputInfo = transactions.back().states.front().state.windowInfoHandle->editInfo();
+        inputInfo->touchableRegion = region;
+        inputInfo->token = sp<BBinder>::make();
+        mLifecycleManager.applyTransactions(transactions);
+    }
+
     LayerLifecycleManager mLifecycleManager;
     std::unordered_map<uint32_t, sp<LayerHandle>> mHandles;
 };
diff --git a/services/surfaceflinger/tests/unittests/LayerSnapshotTest.cpp b/services/surfaceflinger/tests/unittests/LayerSnapshotTest.cpp
index 5c8bd6f..14569ab 100644
--- a/services/surfaceflinger/tests/unittests/LayerSnapshotTest.cpp
+++ b/services/surfaceflinger/tests/unittests/LayerSnapshotTest.cpp
@@ -100,6 +100,9 @@
     }
 
     LayerSnapshot* getSnapshot(uint32_t layerId) { return mSnapshotBuilder.getSnapshot(layerId); }
+    LayerSnapshot* getSnapshot(const LayerHierarchy::TraversalPath path) {
+        return mSnapshotBuilder.getSnapshot(path);
+    }
 
     LayerHierarchyBuilder mHierarchyBuilder{{}};
     LayerSnapshotBuilder mSnapshotBuilder;
@@ -322,7 +325,7 @@
 // └── 2
 // ROOT (DISPLAY 1)
 // └── 3 (mirrors display 0)
-TEST_F(LayerSnapshotTest, displayMirrorRespects) {
+TEST_F(LayerSnapshotTest, displayMirrorRespectsLayerSkipScreenshotFlag) {
     setFlags(12, layer_state_t::eLayerSkipScreenshot, layer_state_t::eLayerSkipScreenshot);
     createDisplayMirrorLayer(3, ui::LayerStack::fromValue(0));
     setLayerStack(3, 1);
@@ -331,4 +334,61 @@
     UPDATE_AND_VERIFY(mSnapshotBuilder, expected);
 }
 
+// ROOT (DISPLAY 0)
+// ├── 1
+// │   ├── 11
+// │   │   └── 111
+// │   └── 13
+// └── 2
+// ROOT (DISPLAY 3)
+// └── 3 (mirrors display 0)
+TEST_F(LayerSnapshotTest, mirrorLayerGetsCorrectLayerStack) {
+    reparentLayer(12, UNASSIGNED_LAYER_ID);
+    createDisplayMirrorLayer(3, ui::LayerStack::fromValue(0));
+    setLayerStack(3, 3);
+    createDisplayMirrorLayer(4, ui::LayerStack::fromValue(0));
+    setLayerStack(4, 4);
+
+    std::vector<uint32_t> expected = {4,   1,  11, 111, 13, 2,   3,  1, 11,
+                                      111, 13, 2,  1,   11, 111, 13, 2};
+    UPDATE_AND_VERIFY(mSnapshotBuilder, expected);
+    EXPECT_EQ(getSnapshot({.id = 111, .mirrorRootId = 3})->outputFilter.layerStack.id, 3u);
+    EXPECT_EQ(getSnapshot({.id = 111, .mirrorRootId = 4})->outputFilter.layerStack.id, 4u);
+}
+
+// ROOT (DISPLAY 0)
+// ├── 1 (crop 50x50)
+// │   ├── 11
+// │   │   └── 111
+// │   └── 13
+// └── 2
+// ROOT (DISPLAY 3)
+// └── 3 (mirrors display 0) (crop 100x100)
+TEST_F(LayerSnapshotTest, mirrorLayerTouchIsCroppedByMirrorRoot) {
+    reparentLayer(12, UNASSIGNED_LAYER_ID);
+    createDisplayMirrorLayer(3, ui::LayerStack::fromValue(0));
+    setLayerStack(3, 3);
+    setCrop(1, Rect{50, 50});
+    setCrop(3, Rect{100, 100});
+    setCrop(111, Rect{200, 200});
+    Region touch{Rect{0, 0, 1000, 1000}};
+    setTouchableRegion(111, touch);
+    std::vector<uint32_t> expected = {3, 1, 11, 111, 13, 2, 1, 11, 111, 13, 2};
+    UPDATE_AND_VERIFY(mSnapshotBuilder, expected);
+    EXPECT_TRUE(getSnapshot({.id = 111})->inputInfo.touchableRegion.hasSameRects(touch));
+    Region touchCroppedByMirrorRoot{Rect{0, 0, 50, 50}};
+    EXPECT_TRUE(getSnapshot({.id = 111, .mirrorRootId = 3})
+                        ->inputInfo.touchableRegion.hasSameRects(touchCroppedByMirrorRoot));
+}
+
+TEST_F(LayerSnapshotTest, canRemoveDisplayMirror) {
+    setFlags(12, layer_state_t::eLayerSkipScreenshot, layer_state_t::eLayerSkipScreenshot);
+    createDisplayMirrorLayer(3, ui::LayerStack::fromValue(0));
+    setLayerStack(3, 1);
+    std::vector<uint32_t> expected = {3, 1, 11, 111, 13, 2, 1, 11, 111, 12, 121, 122, 1221, 13, 2};
+    UPDATE_AND_VERIFY(mSnapshotBuilder, expected);
+    destroyLayerHandle(3);
+    UPDATE_AND_VERIFY(mSnapshotBuilder, STARTING_ZORDER);
+}
+
 } // namespace android::surfaceflinger::frontend