test case for various string literals

tests/run/strliterals.pyx

+__doc__ = ur"""
+    >>> s1
+    b'abc\x11'
+    >>> len(s1)
+    4
+
+    >>> s2
+    b'abc\\x11'
+    >>> len(s2)
+    7
+
+    >>> s3
+    b'abc\\x11'
+    >>> len(s3)
+    7
+
+    >>> s4
+    b'abc\x11'
+    >>> len(s4)
+    4
+
+    >>> s5
+    b'abc\x11'
+    >>> len(s5)
+    4
+
+    >>> s6
+    b'abc\\x11'
+    >>> len(s6)
+    7
+
+    >>> s7
+    b'abc\\x11'
+    >>> len(s7)
+    7
+
+    >>> s8
+    b'abc\\x11'
+    >>> len(s8)
+    7
+
+    >>> u1
+    u'abc\x11'
+    >>> len(u1)
+    4
+
+    >>> u2
+    u'abc\x11'
+    >>> len(u2)
+    4
+
+    >>> u3
+    u'abc\\x11'
+    >>> len(u3)
+    7
+
+    >>> u4
+    u'abc\\x11'
+    >>> len(u4)
+    7
+
+    >>> u5
+    u'abc\\x11'
+    >>> len(u5)
+    7
+"""
+
+import sys
+if sys.version_info[0] >= 3:
+    __doc__ = __doc__.replace(u" u'", u" '")
+else:
+    __doc__ = __doc__.replace(u" b'", u" '")
+
+s1 = "abc\x11"
+s2 = r"abc\x11"
+s3 = R"abc\x11"
+s4 = b"abc\x11"
+s5 = B"abc\x11"
+s6 = br"abc\x11"
+s7 = Br"abc\x11"
+s8 = bR"abc\x11"
+
+u1 = u"abc\x11"
+u2 = U"abc\x11"
+u3 = ur"abc\x11"
+u4 = Ur"abc\x11"
+u5 = uR"abc\x11"