def test_compound_simple(self):
""" Compound types with elemental subtypes """
dt = np.dtype( [('a','i'), ('b','f'), ('c','|S10')] )
# Implicit selection of all fields -> all fields
out, format = sel.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(out, dt)
# Explicit selection of fields -> requested fields
out, format = sel.read_dtypes(dt, ('a','b'))
self.assertEqual(out, format)
self.assertEqual(out, np.dtype( [('a','i'), ('b','f')] ))
# Explicit selection of exactly one field -> no fields
out, format = sel.read_dtypes(dt, ('a',))
self.assertEqual(out, np.dtype('i'))
self.assertEqual(format, np.dtype( [('a','i')] ))
def test_compound_simple(self):
""" Compound types with elemental subtypes """
dt = np.dtype( [('a','i'), ('b','f'), ('c','|S10')] )
# Implicit selection of all fields -> all fields
out, format = sel.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(out, dt)
# Explicit selection of fields -> requested fields
out, format = sel.read_dtypes(dt, ('a','b'))
self.assertEqual(out, format)
self.assertEqual(out, np.dtype( [('a','i'), ('b','f')] ))
# Explicit selection of exactly one field -> no fields
out, format = sel.read_dtypes(dt, ('a',))
self.assertEqual(out, np.dtype('i'))
self.assertEqual(format, np.dtype( [('a','i')] ))
def test_objects(self):
""" Metadata is stripped from object types """
dt = h5py.special_dtype(ref=h5py.Reference)
out, format = sel.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(format, dt)
self.assertTrue(out.fields is None)
self.assertTrue(format.fields is not None)
def test_compound_objects(self):
""" Metadata is stripped from output in compound types"""
reftype = h5py.special_dtype(ref=h5py.Reference)
dt = np.dtype( [('a','i'), ('b',reftype), ('c','|S10')] )
out, format = sel.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(format, dt)
self.assertTrue(all(x[0].fields is None for x in out.fields.values() if x[0].kind == 'O'))
def test_compound_simple(self):
""" Compound types with elemental subtypes """
dt = np.dtype([('a', 'i'), ('b', 'f'), ('c', '|S10')])
# Implicit selection of all fields -> all fields
out, format = sel2.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(out, dt)
# Explicit selection of fields -> requested fields
out, format = sel2.read_dtypes(dt, ('a', 'b'))
self.assertEqual(out, format)
self.assertEqual(out, np.dtype([('a', 'i'), ('b', 'f')]))
# Explicit selection of exactly one field -> no fields
out, format = sel2.read_dtypes(dt, ('a', ))
self.assertEqual(out, np.dtype('i'))
self.assertEqual(format, np.dtype([('a', 'i')]))
# Field does not apear in named typed
with self.assertRaises(ValueError):
out, format = sel2.read_dtypes(dt, ('j', 'k'))
def test_simple_fieldexc(self):
""" Field names for non-field types raises ValueError """
dt = np.dtype('i')
with self.assertRaises(ValueError):
out, format = sel.read_dtypes(dt, ('a',))
def test_simple(self):
""" Non-compound types are handled appropriately """
dt = np.dtype('i')
out, format = sel.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(out, np.dtype('i'))
def test_simple_fieldexc(self):
""" Field names for non-field types raises ValueError """
dt = np.dtype('i')
with self.assertRaises(ValueError):
out, format = sel.read_dtypes(dt, ('a',))
def test_simple(self):
""" Non-compound types are handled appropriately """
dt = np.dtype('i')
out, format = sel.read_dtypes(dt, ())
self.assertEqual(out, format)
self.assertEqual(out, np.dtype('i'))
