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| from Cython.TestUtils import CythonTest | |
| class TestCodeWriter(CythonTest): | |
| # CythonTest uses the CodeWriter heavily, so do some checking by | |
| # roundtripping Cython code through the test framework. | |
| # Note that this test is dependent upon the normal Cython parser | |
| # to generate the input trees to the CodeWriter. This save *a lot* | |
| # of time; better to spend that time writing other tests than perfecting | |
| # this one... | |
| # Whitespace is very significant in this process: | |
| # - always newline on new block (!) | |
| # - indent 4 spaces | |
| # - 1 space around every operator | |
| def t(self, codestr): | |
| self.assertCode(codestr, self.fragment(codestr).root) | |
| def test_print(self): | |
| self.t(u""" | |
| print x, y | |
| print x + y ** 2 | |
| print x, y, z, | |
| """) | |
| def test_if(self): | |
| self.t(u"if x:\n pass") | |
| def test_ifelifelse(self): | |
| self.t(u""" | |
| if x: | |
| pass | |
| elif y: | |
| pass | |
| elif z + 34 ** 34 - 2: | |
| pass | |
| else: | |
| pass | |
| """) | |
| def test_def(self): | |
| self.t(u""" | |
| def f(x, y, z): | |
| pass | |
| def f(x = 34, y = 54, z): | |
| pass | |
| """) | |
| def test_longness_and_signedness(self): | |
| self.t(u"def f(unsigned long long long long long int y):\n pass") | |
| def test_signed_short(self): | |
| self.t(u"def f(signed short int y):\n pass") | |
| def test_typed_args(self): | |
| self.t(u"def f(int x, unsigned long int y):\n pass") | |
| def test_cdef_var(self): | |
| self.t(u""" | |
| cdef int hello | |
| cdef int hello = 4, x = 3, y, z | |
| """) | |
| def test_for_loop(self): | |
| self.t(u""" | |
| for x, y, z in f(g(h(34) * 2) + 23): | |
| print x, y, z | |
| else: | |
| print 43 | |
| """) | |
| def test_inplace_assignment(self): | |
| self.t(u"x += 43") | |
| def test_attribute(self): | |
| self.t(u"a.x") | |
| if __name__ == "__main__": | |
| import unittest | |
| unittest.main() | |