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| from Cython.Build.Dependencies import strip_string_literals | |
| from Cython.TestUtils import CythonTest | |
| class TestStripLiterals(CythonTest): | |
| def t(self, before, expected): | |
| actual, literals = strip_string_literals(before, prefix="_L") | |
| self.assertEqual(expected, actual) | |
| for key, value in literals.items(): | |
| actual = actual.replace(key, value) | |
| self.assertEqual(before, actual) | |
| def test_empty(self): | |
| self.t("", "") | |
| def test_single_quote(self): | |
| self.t("'x'", "'_L1_'") | |
| def test_double_quote(self): | |
| self.t('"x"', '"_L1_"') | |
| def test_nested_quotes(self): | |
| self.t(""" '"' "'" """, """ '_L1_' "_L2_" """) | |
| def test_triple_quote(self): | |
| self.t(" '''a\n''' ", " '''_L1_''' ") | |
| def test_backslash(self): | |
| self.t(r"'a\'b'", "'_L1_'") | |
| self.t(r"'a\\'", "'_L1_'") | |
| self.t(r"'a\\\'b'", "'_L1_'") | |
| def test_unicode(self): | |
| self.t("u'abc'", "u'_L1_'") | |
| def test_raw(self): | |
| self.t(r"r'abc\\'", "r'_L1_'") | |
| def test_raw_unicode(self): | |
| self.t(r"ru'abc\\'", "ru'_L1_'") | |
| def test_comment(self): | |
| self.t("abc # foo", "abc #_L1_") | |
| def test_comment_and_quote(self): | |
| self.t("abc # 'x'", "abc #_L1_") | |
| self.t("'abc#'", "'_L1_'") | |
| def test_include(self): | |
| self.t("include 'a.pxi' # something here", | |
| "include '_L1_' #_L2_") | |
| def test_extern(self): | |
| self.t("cdef extern from 'a.h': # comment", | |
| "cdef extern from '_L1_': #_L2_") | |