tests: fix remove unnecessary workaround for some unittest assertions.

[nmigen.git] / nmigen / test / test_build_plat.py

diff --git a/nmigen/test/test_build_plat.py b/nmigen/test/test_build_plat.py
index 2b2ec62ee72cbfba95332686eb39041e45ffa5c0..1342501d2f80669c281a1f7f991c809eff6437ea 100644 (file)
--- a/nmigen/test/test_build_plat.py
+++ b/nmigen/test/test_build_plat.py
@@ -36,17 +36,17 @@ class PlatformTestCase(FHDLTestCase):
             self.assertEqual(self.platform.extra_files["x.txt"], f.read())
 
     def test_add_file_wrong_filename(self):
-        with self.assertRaises(TypeError,
-                msg="File name must be a string, not 1"):
+        with self.assertRaisesRegex(TypeError,
+                r"^File name must be a string, not 1$"):
             self.platform.add_file(1, "")
 
     def test_add_file_wrong_contents(self):
-        with self.assertRaises(TypeError,
-                msg="File contents must be str, bytes, or a file-like object, not 1"):
+        with self.assertRaisesRegex(TypeError,
+                r"^File contents must be str, bytes, or a file-like object, not 1$"):
             self.platform.add_file("foo", 1)
 
     def test_add_file_wrong_duplicate(self):
         self.platform.add_file("foo", "")
-        with self.assertRaises(ValueError,
-                msg="File 'foo' already exists"):
+        with self.assertRaisesRegex(ValueError,
+                r"^File 'foo' already exists$"):
             self.platform.add_file("foo", "bar")