cg1

cgroup1.sv

+`timescale 1ps/1ps
+
+module TB_CG1(
+);
+
+reg clk, rst;
+reg [1:0] A, B;
+
+covergroup cg @(posedge clk);
+  pb1: coverpoint A;
+endgroup
+
+cg cg_inst
+
+initial begin
+  clk = 0;
+end
+
+always #5 clk = ~clk;
+
+initial begin
+  cg_inst = new();
+
+  rst = 1;
+  A = 0; B = 0;
+  #10
+
+  rst = 0;
+  #10
+
+  A = 0; B = 0;
+  #10
+
+  A = 1; B = 0;
+  #10
+
+  A = 3; B = 0;
+  #10
+
+  wait (clk);
+
+  $display("Coverage (instance): %1h", cg_inst.get_inst_coverage());
+  $display("Coverage (pb1): %1h", cg_inst.pb1.get_coverage());
+
+  $stop;
+
+
+end
+  
+endmodule
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