blob: 29bad92a9445be734fb090a2b8c3b72a0d2be0e9 [file] [log] [blame]
module testbench;
reg en;
initial begin
// $dumpfile("testbench.vcd");
// $dumpvars(0, testbench);
#5 en = 0;
repeat (10000) begin
#5 en = 1;
#5 en = 0;
end
$display("OKAY");
end
reg dinA = 0;
wire [1:0] dioB;
wire [1:0] doutC;
top uut (
.en (en ),
.a (dinA ),
.b (dioB ),
.c (doutC )
);
always @(posedge en) begin
#3;
dinA <= !dinA;
end
assert_equal b_test(.clk(en), .test(dinA), .pat(dioB[0]));
assert_equal c_test(.clk(en), .test(dinA), .pat(doutC[0]));
assert_equal cz_test(.clk(!en), .test(1'bZ), .pat(doutC[0]));
endmodule