57 lines
1.0 KiB
Verilog
57 lines
1.0 KiB
Verilog
// Test the various string.Xtoa() methods
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module testbench;
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string str;
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int val;
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real valr;
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task test_string_value(string str, string reference);
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if (str != reference) begin
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$display("FAILED -- str=%0s, should be %s", str, reference);
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$finish;
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end
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endtask // test_string_value
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initial begin
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val = 11;
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valr = 11.1;
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str.itoa(val);
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test_string_value(str, "11");
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str.hextoa(val);
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test_string_value(str, "b");
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str.octtoa(val);
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test_string_value(str, "13");
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str.bintoa(val);
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test_string_value(str, "1011");
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str.realtoa(valr);
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test_string_value(str, "11.1");
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val = -11;
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valr = -11.1;
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str.itoa(val);
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test_string_value(str, "-11");
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str.hextoa(val);
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test_string_value(str, "-b");
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str.octtoa(val);
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test_string_value(str, "-13");
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str.bintoa(val);
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test_string_value(str, "-1011");
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str.realtoa(valr);
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test_string_value(str, "-11.1");
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$display("PASSED");
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end
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endmodule
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