[Test] Add test for exp cycles to VVAU node test

tests/fpgadataflow/test_convert_to_hls_conv_layer.py

@@ -136,3 +136,12 @@ def test_convert_to_hls_conv_layer(conv_config, depthwise, exec_mode):
         padding_node = new_model.get_nodes_by_op_type("FMPadding_Batch")[0]
         padding_inst = getCustomOp(padding_node)
         assert padding_inst.get_nodeattr("SIMD") == in_chn
+
+    if depthwise is True and exec_mode == "rtlsim":
+        node = new_model.get_nodes_by_op_type("Vector_Vector_Activate_Batch")[0]
+        inst = getCustomOp(node)
+        sim_cycles = inst.get_nodeattr("sim_cycles")
+        exp_cycles_dict = new_model.analysis(exp_cycles_per_layer)
+        exp_cycles = exp_cycles_dict[str(node)]
+        assert np.isclose(exp_cycles, sim_cycles, atol=11)
+        assert exp_cycles != 0