diff --git a/Gate_test.py b/Gate_test.py
new file mode 100644
index 0000000..de1d4f8
--- /dev/null
+++ b/Gate_test.py
@@ -0,0 +1,12 @@
+from QElephant.QuBit import *
+
+## for IQuBit
+mq = MuBit(2)
+q = mq[1]
+
+X(q)
+assert mq._MuBit__state == [0, 1, 0, 0]
+H(q)
+assert mq._MuBit__state == [1/math.sqrt(2), -1/math.sqrt(2), 0, 0]
+CX(mq, 0, 1)
+assert mq._MuBit__state == [1/math.sqrt(2), -1/math.sqrt(2), 0, 0]
\ No newline at end of file