diff --git a/testcases/and_gate.pcf b/testcases/and_gate.pcf
new file mode 100644
index 0000000..842a155
--- /dev/null
+++ b/testcases/and_gate.pcf
@@ -0,0 +1,3 @@
+set_io A 2
+set_io B 3
+set_io Y 14
diff --git a/testcases/and_gate_reg.pcf b/testcases/and_gate_reg.pcf
new file mode 100644
index 0000000..c635881
--- /dev/null
+++ b/testcases/and_gate_reg.pcf
@@ -0,0 +1,4 @@
+set_io A 2
+set_io B 3
+set_io Y 14
+set_io clk 1
diff --git a/testcases/and_gate_reg.v b/testcases/and_gate_reg.v
new file mode 100644
index 0000000..4aef88a
--- /dev/null
+++ b/testcases/and_gate_reg.v
@@ -0,0 +1,10 @@
+module and_gate (clk, A, B, Y);
+
+input A, B;
+output Y;
+
+always @(posedge clk) begin
+    Y <= A && B;
+end
+
+endmodule