Added the unicode/bytes literal escaping issues.

test/test_python_errors.py

@@ -95,6 +95,16 @@ FAILING_EXAMPLES = [
     '(x for 1 in y)',
     '{x for 1 in y}',
     '{x:x for 1 in y}',
+    # Unicode/Bytes issues.
+    r'u"\x"',
+    r'u"\"',
+    r'u"\u"',
+    r'u"""\U"""',
+    r'u"\Uffffffff"',
+    r"u'''\N{}'''",
+    r"u'\N{foo}'",
+    r'b"\x"',
+    r'b"\"',
 
     # SyntaxErrors from Python/symtable.c
     'def f(x, x): pass',
@@ -304,6 +314,10 @@ def _get_actual_exception(code):
     if sys.version_info[:2] == (2, 6) and wanted == 'SyntaxError: unexpected EOF while parsing':
         wanted = 'SyntaxError: invalid syntax'
 
+    if wanted == 'SyntaxError: EOL while scanning string literal':
+        # TODO This is not what we want in the future. Remove this.
+        wanted = 'SyntaxError: invalid syntax'
+
     if wanted == 'SyntaxError: non-keyword arg after keyword arg':
         # The python 3.5+ way, a bit nicer.
         wanted = 'SyntaxError: positional argument follows keyword argument'