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entity tb_accum is
end tb_accum;
library ieee;
use ieee.std_logic_1164.all;
use work.pkg.all;
architecture behav of tb_accum is
signal clk : std_logic;
signal bi : bus_rec_out_t;
signal res : std_logic_vector(15 downto 0);
begin
dut: entity work.accum
port map (clk, bi, res);
process
procedure pulse is
begin
clk <= '0';
wait for 1 ns;
clk <= '1';
wait for 1 ns;
end pulse;
begin
bi <= (dat => x"00", stb => '0', rst => '1');
pulse;
assert res = x"0000" severity failure;
wait;
end process;
end behav;
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