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author | Tristan Gingold <tgingold@free.fr> | 2019-10-06 17:44:25 +0200 |
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committer | Tristan Gingold <tgingold@free.fr> | 2019-10-06 17:53:24 +0200 |
commit | be9cdfbbe25b64ee587ba3316898fcc988830c0a (patch) | |
tree | 8d0dbb580abb0dda2d9ec260bcf3bdf5b715785b /testsuite/synth/comp02/tb_mixer.vhdl | |
parent | 74348ad90435e6a28a86c4050d17a989f5434e9d (diff) | |
download | ghdl-be9cdfbbe25b64ee587ba3316898fcc988830c0a.tar.gz ghdl-be9cdfbbe25b64ee587ba3316898fcc988830c0a.tar.bz2 ghdl-be9cdfbbe25b64ee587ba3316898fcc988830c0a.zip |
testsuite/synth: add a test for previous commit.
Diffstat (limited to 'testsuite/synth/comp02/tb_mixer.vhdl')
-rw-r--r-- | testsuite/synth/comp02/tb_mixer.vhdl | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/testsuite/synth/comp02/tb_mixer.vhdl b/testsuite/synth/comp02/tb_mixer.vhdl new file mode 100644 index 000000000..4085ba9a9 --- /dev/null +++ b/testsuite/synth/comp02/tb_mixer.vhdl @@ -0,0 +1,32 @@ +library ieee; +use ieee.std_logic_1164.all; + +entity tb_mixer is +end tb_mixer; + +architecture behav of tb_mixer is + signal h, l, o : std_logic_vector (7 downto 0); +begin + dut : entity work.mixer + port map (h => h, l => l, o => o); + + process + begin + h <= x"00"; + l <= x"ab"; + wait for 1 ns; + assert o = x"0b" severity failure; + + h <= x"50"; + l <= x"a6"; + wait for 1 ns; + assert o = x"56" severity failure; + + h <= x"a3"; + l <= x"5c"; + wait for 1 ns; + assert o = x"af" severity failure; + + wait; + end process; +end behav; |