diff --git a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
index 9d8e0a2..342c646 100644
--- a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
@@ -73,6 +73,7 @@
 
         EXPECT_CALL(*mHal, setClientTargetSlotCount(_));
         EXPECT_CALL(*mHal, setVsyncEnabled(hwcDisplayId, Hwc2::IComposerClient::Vsync::DISABLE));
+        EXPECT_CALL(*mHal, onHotplugConnect(hwcDisplayId));
     }
 };
 
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
index 3808487..5ee38ec 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
@@ -56,8 +56,8 @@
                  std::vector<aidl::android::hardware::graphics::composer3::Capability>());
     MOCK_METHOD0(dumpDebugInfo, std::string());
     MOCK_METHOD1(registerCallback, void(HWC2::ComposerCallback&));
-    MOCK_METHOD0(resetCommands, void());
-    MOCK_METHOD0(executeCommands, Error());
+    MOCK_METHOD1(resetCommands, void(Display));
+    MOCK_METHOD1(executeCommands, Error(Display));
     MOCK_METHOD0(getMaxVirtualDisplayCount, uint32_t());
     MOCK_METHOD4(createVirtualDisplay, Error(uint32_t, uint32_t, PixelFormat*, Display*));
     MOCK_METHOD1(destroyVirtualDisplay, Error(Display));
@@ -166,6 +166,8 @@
     MOCK_METHOD2(getPhysicalDisplayOrientation, Error(Display, AidlTransform*));
     MOCK_METHOD1(getOverlaySupport,
                  Error(aidl::android::hardware::graphics::composer3::OverlayProperties*));
+    MOCK_METHOD1(onHotplugConnect, void(Display));
+    MOCK_METHOD1(onHotplugDisconnect, void(Display));
 };
 
 } // namespace Hwc2::mock