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// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2022 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0
`define stop $stop
`define checkd(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got=%0d exp=%0d\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
module t(/*AUTOARG*/);
integer seed;
integer r;
integer sum;
initial begin
//=======
seed = 1234;
r = $dist_chi_square(seed, 5);
`checkd(seed, 923940542);
`checkd(r, 8);
sum = 1;
repeat(20) sum += $dist_chi_square(seed, 5);
`checkd(sum, 130);
sum = 1;
repeat(20) sum += $dist_chi_square(seed, -5);
`checkd(sum, 1);
sum = 1;
repeat(20) sum += $dist_chi_square(seed, 2);
`checkd(sum, 30);
//=======
seed = 1234;
r = $dist_erlang(seed, 5, 10);
`checkd(seed, 1025211431);
`checkd(r, 19);
sum = 1;
repeat(20) sum += $dist_erlang(seed, 5, 10);
`checkd(sum, 173);
sum = 1;
repeat(20) sum += $dist_erlang(seed, 5, -10);
`checkd(sum, -241);
//=======
seed = 1234;
r = $dist_exponential(seed, 5);
`checkd(seed, 85231147);
`checkd(r, 20);
sum = 1;
repeat(20) sum += $dist_exponential(seed, 5);
`checkd(sum, 104);
//=======
seed = 1234;
r = $dist_normal(seed, 5, 10);
`checkd(seed, -1570070672);
`checkd(r, 4);
sum = 1;
repeat(20) sum += $dist_normal(seed, 5, 10);
`checkd(sum, 114);
//=======
seed = 1234;
r = $dist_poisson(seed, 5);
`checkd(seed, 418012337);
`checkd(r, 2);
sum = 1;
repeat(20) sum += $dist_poisson(seed, 5);
`checkd(sum, 111);
//=======
seed = 1234;
r = $dist_t(seed, 5);
`checkd(seed, -797481412);
`checkd(r, 0);
sum = 1;
repeat(20) sum += $dist_t(seed, 5);
`checkd(sum, -2);
//=======
seed = 1234;
r = $dist_uniform(seed, 5, 10);
`checkd(seed, 85231147);
`checkd(r, 5);
sum = 1;
repeat(20) sum += $dist_uniform(seed, 5, 10);
`checkd(sum, 147);
seed = 1234;
r = $dist_uniform(seed, 10, 5);
`checkd(r, 10);
sum = 1;
repeat(20) sum += $dist_uniform(seed, -2147483648, -20);
`checkd(sum, 1768955681);
sum = 1;
repeat(20) sum += $dist_uniform(seed, 20, 2147483647);
`checkd(sum, 1534326415);
sum = 1;
repeat(20) sum += $dist_uniform(seed, -2147483648, 2147483647);
`checkd(sum, 1394525852);
seed = 0;
sum = 1;
repeat(20) sum += $dist_uniform(seed, -10, 100);
`checkd(seed, 1003647461);
`checkd(sum, 896);
$write("*-* All Finished *-*\n");
$finish;
end
endmodule
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