| from Cython.TestUtils import CythonTest
|
| import Cython.Compiler.Errors as Errors
|
| from Cython.Compiler.Nodes import *
|
| from Cython.Compiler.ParseTreeTransforms import *
|
| from Cython.Compiler.Buffer import *
|
|
|
|
|
| class TestMemviewParsing(CythonTest):
|
|
|
| def parse(self, s):
|
| return self.should_not_fail(lambda: self.fragment(s)).root
|
|
|
| def not_parseable(self, expected_error, s):
|
| e = self.should_fail(lambda: self.fragment(s), Errors.CompileError)
|
| self.assertEqual(expected_error, e.message_only)
|
|
|
| def test_default_1dim(self):
|
| self.parse(u"cdef int[:] x")
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| self.parse(u"cdef short int[:] x")
|
|
|
| def test_default_ndim(self):
|
| self.parse(u"cdef int[:,:,:,:,:] x")
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| self.parse(u"cdef unsigned long int[:,:,:,:,:] x")
|
| self.parse(u"cdef unsigned int[:,:,:,:,:] x")
|
|
|
| def test_zero_offset(self):
|
| self.parse(u"cdef long double[0:] x")
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| self.parse(u"cdef int[0:] x")
|
|
|
| def test_zero_offset_ndim(self):
|
| self.parse(u"cdef int[0:,0:,0:,0:] x")
|
|
|
| def test_def_arg(self):
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| self.parse(u"def foo(int[:,:] x): pass")
|
|
|
| def test_cdef_arg(self):
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| self.parse(u"cdef foo(int[:,:] x): pass")
|
|
|
| def test_general_slice(self):
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| self.parse(u'cdef float[::ptr, ::direct & contig, 0::full & strided] x')
|
|
|
| def test_non_slice_memview(self):
|
| self.not_parseable(u"An axis specification in memoryview declaration does not have a ':'.",
|
| u"cdef double[:foo, bar] x")
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| self.not_parseable(u"An axis specification in memoryview declaration does not have a ':'.",
|
| u"cdef double[0:foo, bar] x")
|
|
|
| def test_basic(self):
|
| t = self.parse(u"cdef int[:] x")
|
| memv_node = t.stats[0].base_type
|
| self.assertTrue(isinstance(memv_node, MemoryViewSliceTypeNode))
|
|
|
|
|
|
|
|
|
| def disable_test_no_buf_arg(self):
|
| self.not_parseable(u"Expected ']'",
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| u"cdef extern foo(object[int, ndim=2])")
|
|
|
| def disable_test_parse_sizeof(self):
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| self.parse(u"sizeof(int[NN])")
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| self.parse(u"sizeof(int[])")
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| self.parse(u"sizeof(int[][NN])")
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| self.not_parseable(u"Expected an identifier or literal",
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| u"sizeof(int[:NN])")
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| self.not_parseable(u"Expected ']'",
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| u"sizeof(foo[dtype=bar]")
|
|
|
| if __name__ == '__main__':
|
| import unittest
|
| unittest.main()
|
|
|
