2 // test_simulation_buffer_1_test.v
3 module f1_test(input in, output out);
7 // test_simulation_buffer_2_test.v
8 module f2_test(input [1:0] in, output [1:0] out);
10 assign out[1] = in[1];
13 // test_simulation_buffer_3_test.v
14 module f3_test(input in, output [1:0] out);