diff --git a/test/physical.cpp b/test/physical.cpp
index 1b546ed..897a43f 100644
--- a/test/physical.cpp
+++ b/test/physical.cpp
@@ -70,7 +70,7 @@
 using ::testing::Return;
 using ::testing::Throw;
 
-TEST(Physical, ctor)
+TEST(Physical, ctor_none_trigger)
 {
     sdbusplus::bus::bus bus = sdbusplus::bus::new_default();
     /* NiceMock ignores calls to methods with no expectations defined */
@@ -79,6 +79,16 @@
     phosphor::led::Physical phy(bus, LED_OBJ, led);
 }
 
+TEST(Physical, ctor_timer_trigger)
+{
+    sdbusplus::bus::bus bus = sdbusplus::bus::new_default();
+    NiceMock<MockLed> led;
+    EXPECT_CALL(led, getTrigger()).WillOnce(Return("timer"));
+    EXPECT_CALL(led, getDelayOn()).WillOnce(Return(500));
+    EXPECT_CALL(led, getDelayOff()).WillOnce(Return(500));
+    phosphor::led::Physical phy(bus, LED_OBJ, led);
+}
+
 TEST(Physical, off)
 {
     sdbusplus::bus::bus bus = sdbusplus::bus::new_default();