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author | Tristan Gingold <tgingold@free.fr> | 2019-10-03 19:05:08 +0200 |
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committer | Tristan Gingold <tgingold@free.fr> | 2019-10-03 19:05:08 +0200 |
commit | e5db9a577de24275c1911fc2ad09ab14db39e106 (patch) | |
tree | 88fcfd2a04ce3468398d03e72fffa4dba66490d3 /testsuite/synth/issue963/tb_ent.vhdl | |
parent | 77bc1f4a883ac8ed63f0be3d443a5b086fc19866 (diff) | |
download | ghdl-e5db9a577de24275c1911fc2ad09ab14db39e106.tar.gz ghdl-e5db9a577de24275c1911fc2ad09ab14db39e106.tar.bz2 ghdl-e5db9a577de24275c1911fc2ad09ab14db39e106.zip |
testsuite/synth: Add a test for #963
Diffstat (limited to 'testsuite/synth/issue963/tb_ent.vhdl')
-rw-r--r-- | testsuite/synth/issue963/tb_ent.vhdl | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/testsuite/synth/issue963/tb_ent.vhdl b/testsuite/synth/issue963/tb_ent.vhdl new file mode 100644 index 000000000..a07fb1c19 --- /dev/null +++ b/testsuite/synth/issue963/tb_ent.vhdl @@ -0,0 +1,61 @@ +entity tb_ent is +end tb_ent; + +library ieee; +use ieee.std_logic_1164.all; + +architecture behav of tb_ent is + signal clk : std_logic; + signal dout : std_logic; + signal set : std_logic; + signal reset : std_logic; +begin + dut: entity work.ent + port map ( + set => set, + reset => reset, + q => dout, + clk => clk); + + process + procedure pulse is + begin + clk <= '0'; + wait for 1 ns; + clk <= '1'; + wait for 1 ns; + end pulse; + begin + set <= '1'; + reset <= '0'; + pulse; + assert dout = '1' severity failure; + + set <= '0'; + reset <= '0'; + pulse; + assert dout = '0' severity failure; + + set <= '0'; + reset <= '0'; + pulse; + assert dout = '1' severity failure; + + set <= '0'; + reset <= '1'; + pulse; + assert dout = '0' severity failure; + + set <= '1'; + reset <= '1'; + pulse; + assert dout = '1' severity failure; + + set <= '0'; + reset <= '0'; + pulse; + assert dout = '0' severity failure; + + wait; + end process; +end behav; |