wafsamba: Add tests for unique_list, subst_vars_error.

buildtools/wafsamba/samba_utils.py

@@ -233,8 +233,7 @@ def subst_vars_error(string, env):
         if re.match('\$\{\w+\}', v):
             vname = v[2:-1]
             if not vname in env:
-                Logs.error("Failed to find variable %s in %s" % (vname, string))
-                sys.exit(1)
+                raise KeyError("Failed to find variable %s in %s" % (vname, string))
             v = env[vname]
         out.append(v)
     return ''.join(out)

buildtools/wafsamba/tests/test_utils.py

@@ -1,6 +1,26 @@
+# Copyright (C) 2012 Jelmer Vernooij <jelmer@samba.org>
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
 from wafsamba.tests import TestCase
 
-from wafsamba.samba_utils import TO_LIST
+from wafsamba.samba_utils import (
+    TO_LIST,
+    subst_vars_error,
+    unique_list,
+    )
 
 class ToListTests(TestCase):
 
@@ -19,3 +39,19 @@ class ToListTests(TestCase):
         self.assertEquals(["foo", "bar"], TO_LIST("foo,bar", ","))
         self.assertEquals(["  foo", "bar  "], TO_LIST("  foo,bar  ", ","))
         self.assertEquals(["  \" foo\"", " bar  "], TO_LIST("  \" foo\", bar  ", ","))
+
+
+class UniqueListTests(TestCase):
+
+    def test_unique_list(self):
+        self.assertEquals(["foo", "bar"], unique_list(["foo", "bar", "foo"]))
+
+
+class SubstVarsErrorTests(TestCase):
+
+    def test_valid(self):
+        self.assertEquals("", subst_vars_error(""))
+        self.assertEquals("FOO bar", subst_vars_error("${F} bar", {"F": "FOO"}))
+
+    def test_invalid(self):
+        self.assertRaises(KeyError, subst_vars_error, "${F}", {})