Issue #18048: Merge test_pep263.py and test_coding.py into test_source_encoding.py.

Lib/test/test_pep263.py

-# -*- coding: koi8-r -*-
-
-import unittest
-from test import test_support
-
-class PEP263Test(unittest.TestCase):
-
-    def test_pep263(self):
-        self.assertEqual(
-            u"".encode("utf-8"),
-            '\xd0\x9f\xd0\xb8\xd1\x82\xd0\xbe\xd0\xbd'
-        )
-        self.assertEqual(
-            u"\".encode("utf-8"),
-            '\\\xd0\x9f'
-        )
-
-    def test_compilestring(self):
-        # see #1882
-        c = compile("\n# coding: utf-8\nu = u'\xc3\xb3'\n", "dummy", "exec")
-        d = {}
-        exec c in d
-        self.assertEqual(d['u'], u'\xf3')
-
-
-    def test_issue3297(self):
-        c = compile("a, b = '\U0001010F', '\\U0001010F'", "dummy", "exec")
-        d = {}
-        exec(c, d)
-        self.assertEqual(d['a'], d['b'])
-        self.assertEqual(len(d['a']), len(d['b']))
-
-    def test_issue7820(self):
-        # Ensure that check_bom() restores all bytes in the right order if
-        # check_bom() fails in pydebug mode: a buffer starts with the first
-        # byte of a valid BOM, but next bytes are different
-
-        # one byte in common with the UTF-16-LE BOM
-        self.assertRaises(SyntaxError, eval, '\xff\x20')
-
-        # two bytes in common with the UTF-8 BOM
-        self.assertRaises(SyntaxError, eval, '\xef\xbb\x20')
-
-    def test_error_message(self):
-        compile('# -*- coding: iso-8859-15 -*-\n', 'dummy', 'exec')
-        compile('\xef\xbb\xbf\n', 'dummy', 'exec')
-        compile('\xef\xbb\xbf# -*- coding: utf-8 -*-\n', 'dummy', 'exec')
-        with self.assertRaisesRegexp(SyntaxError, 'fake'):
-            compile('# -*- coding: fake -*-\n', 'dummy', 'exec')
-        with self.assertRaisesRegexp(SyntaxError, 'iso-8859-15'):
-            compile('\xef\xbb\xbf# -*- coding: iso-8859-15 -*-\n',
-                    'dummy', 'exec')
-        with self.assertRaisesRegexp(SyntaxError, 'BOM'):
-            compile('\xef\xbb\xbf# -*- coding: iso-8859-15 -*-\n',
-                    'dummy', 'exec')
-        with self.assertRaisesRegexp(SyntaxError, 'fake'):
-            compile('\xef\xbb\xbf# -*- coding: fake -*-\n', 'dummy', 'exec')
-        with self.assertRaisesRegexp(SyntaxError, 'BOM'):
-            compile('\xef\xbb\xbf# -*- coding: fake -*-\n', 'dummy', 'exec')
-
-    def test_non_unicode_codec(self):
-        with self.assertRaisesRegexp(SyntaxError,
-                                     'codec did not return a unicode'):
-            from test import bad_coding3
-
-
-def test_main():
-    test_support.run_unittest(PEP263Test)
-
-if __name__=="__main__":
-    test_main()

Lib/test/test_source_encoding.py

+# -*- coding: koi8-r -*-
 
 import test.test_support, unittest
 import os
 
-class CodingTest(unittest.TestCase):
+class SourceEncodingTest(unittest.TestCase):
+
+    def test_pep263(self):
+        self.assertEqual(
+            u"".encode("utf-8"),
+            '\xd0\x9f\xd0\xb8\xd1\x82\xd0\xbe\xd0\xbd'
+        )
+        self.assertEqual(
+            u"\".encode("utf-8"),
+            '\\\xd0\x9f'
+        )
+
+    def test_compilestring(self):
+        # see #1882
+        c = compile("\n# coding: utf-8\nu = u'\xc3\xb3'\n", "dummy", "exec")
+        d = {}
+        exec c in d
+        self.assertEqual(d['u'], u'\xf3')
+
+    def test_issue3297(self):
+        c = compile("a, b = '\U0001010F', '\\U0001010F'", "dummy", "exec")
+        d = {}
+        exec(c, d)
+        self.assertEqual(d['a'], d['b'])
+        self.assertEqual(len(d['a']), len(d['b']))
+
+    def test_issue7820(self):
+        # Ensure that check_bom() restores all bytes in the right order if
+        # check_bom() fails in pydebug mode: a buffer starts with the first
+        # byte of a valid BOM, but next bytes are different
+
+        # one byte in common with the UTF-16-LE BOM
+        self.assertRaises(SyntaxError, eval, '\xff\x20')
+
+        # two bytes in common with the UTF-8 BOM
+        self.assertRaises(SyntaxError, eval, '\xef\xbb\x20')
+
+    def test_error_message(self):
+        compile('# -*- coding: iso-8859-15 -*-\n', 'dummy', 'exec')
+        compile('\xef\xbb\xbf\n', 'dummy', 'exec')
+        compile('\xef\xbb\xbf# -*- coding: utf-8 -*-\n', 'dummy', 'exec')
+        with self.assertRaisesRegexp(SyntaxError, 'fake'):
+            compile('# -*- coding: fake -*-\n', 'dummy', 'exec')
+        with self.assertRaisesRegexp(SyntaxError, 'iso-8859-15'):
+            compile('\xef\xbb\xbf# -*- coding: iso-8859-15 -*-\n',
+                    'dummy', 'exec')
+        with self.assertRaisesRegexp(SyntaxError, 'BOM'):
+            compile('\xef\xbb\xbf# -*- coding: iso-8859-15 -*-\n',
+                    'dummy', 'exec')
+        with self.assertRaisesRegexp(SyntaxError, 'fake'):
+            compile('\xef\xbb\xbf# -*- coding: fake -*-\n', 'dummy', 'exec')
+        with self.assertRaisesRegexp(SyntaxError, 'BOM'):
+            compile('\xef\xbb\xbf# -*- coding: fake -*-\n', 'dummy', 'exec')
+
+    def test_non_unicode_codec(self):
+        with self.assertRaisesRegexp(SyntaxError,
+                                     'codec did not return a unicode'):
+            from test import bad_coding3
+
+
     def test_bad_coding(self):
         module_name = 'bad_coding'
         self.verify_bad_module(module_name)
@@ -31,7 +91,7 @@ class CodingTest(unittest.TestCase):
 
 
 def test_main():
-    test.test_support.run_unittest(CodingTest)
+    test.test_support.run_unittest(SourceEncodingTest)
 
 if __name__ == "__main__":
     test_main()