testsuite/synth: add a test for string comparaison.

3 files changed, 70 insertions, 0 deletions

diff --git a/testsuite/synth/string01/string01.vhdl b/testsuite/synth/string01/string01.vhdl
new file mode 100644
index 000000000..80fa872ad
--- /dev/null
+++ b/testsuite/synth/string01/string01.vhdl
@@ -0,0 +1,33 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity driver is
+  generic (val : string);
+  port (o : out std_logic);
+end driver;
+
+architecture behav of driver is
+begin
+  drv1: if val = "one" generate
+    o <= '1';
+  end generate;
+
+  drv0: if val = "zero" generate
+    o <= '0';
+  end generate;
+end behav;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity string01 is
+  port (o : out std_logic);
+end string01;
+
+architecture behav of string01 is
+begin
+  e : entity work.driver
+    generic map (val => "one")
+    port map (o => o);
+end behav;
+
diff --git a/testsuite/synth/string01/tb_string01.vhdl b/testsuite/synth/string01/tb_string01.vhdl
new file mode 100644
index 000000000..e1b8d5ab9
--- /dev/null
+++ b/testsuite/synth/string01/tb_string01.vhdl
@@ -0,0 +1,20 @@
+entity tb_string01 is
+end tb_string01;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_string01 is
+  signal a : std_logic;
+begin
+  dut: entity work.string01
+    port map (a);
+
+  process
+  begin
+    wait for 1 ns;
+    assert a = '1' severity failure;
+
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/synth/string01/testsuite.sh b/testsuite/synth/string01/testsuite.sh
new file mode 100755
index 000000000..6e44cc947
--- /dev/null
+++ b/testsuite/synth/string01/testsuite.sh
@@ -0,0 +1,17 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+analyze string01.vhdl tb_string01.vhdl
+elab_simulate tb_string01
+
+clean
+
+synth string01.vhdl -e string01 > syn_string01.vhdl
+
+analyze syn_string01.vhdl tb_string01.vhdl
+elab_simulate tb_string01
+
+clean
+
+echo "Test successful"