testsuite/synth: add tests for previous commit.

1 files changed, 26 insertions, 0 deletions

diff --git a/testsuite/synth/oper02/tb_max01.vhdl b/testsuite/synth/oper02/tb_max01.vhdl
new file mode 100644
index 000000000..d5a458034
--- /dev/null
+++ b/testsuite/synth/oper02/tb_max01.vhdl
@@ -0,0 +1,26 @@
+entity tb_max01 is
+end tb_max01;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_max01 is
+  signal l, r  : natural;
+  signal res : natural;
+begin
+  max01_1: entity work.max01
+    port map (
+      a  => l,
+      b  => r,
+      o => res);
+
+  process
+  begin
+    l <= 12;
+    r <= 15;
+    wait for 1 ns;
+    assert res = 15 severity failure;
+
+    wait;
+  end process;
+end behav;