testsuite/synth: add test for previous commit.

1 files changed, 42 insertions, 0 deletions

diff --git a/testsuite/synth/rec01/tb_rec01.vhdl b/testsuite/synth/rec01/tb_rec01.vhdl
new file mode 100644
index 000000000..da9e0ff38
--- /dev/null
+++ b/testsuite/synth/rec01/tb_rec01.vhdl
@@ -0,0 +1,42 @@
+entity tb_rec01 is
+end tb_rec01;
+
+library ieee;
+use ieee.std_logic_1164.all;
+use work.rec01_pkg.all;
+
+architecture behav of tb_rec01 is
+  signal inp : myrec;
+  signal clk : std_logic;
+  signal rst : std_logic;
+  signal r : std_logic;
+begin
+  dut: entity work.rec01
+    port map (inp => inp, clk => clk, rst => rst, o => r);
+
+  process
+    procedure pulse is
+    begin
+      clk <= '0';
+      wait for 1 ns;
+      clk <= '1';
+      wait for 1 ns;
+    end pulse;
+  begin
+    rst <= '1';
+    pulse;
+    assert r = '1' severity failure;
+
+    rst <= '0';
+    inp <= (a => "0010", b => '1');
+    pulse;
+    assert r = '1' severity failure;
+
+    rst <= '0';
+    inp <= (a => "0001", b => '1');
+    pulse;
+    assert r = '0' severity failure;
+
+    wait;
+  end process;
+end behav;