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166 lines (142 loc) · 6.94 KB
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import sys
import unittest
from datetime import date
from dynd import nd, ndt
class TestStructAssign(unittest.TestCase):
def test_single_struct(self):
a = nd.empty('{x:int32, y:string, z:bool}')
a[...] = [3, 'test', False]
self.assertEqual(nd.as_py(a.x), 3)
self.assertEqual(nd.as_py(a.y), 'test')
self.assertEqual(nd.as_py(a.z), False)
a = nd.empty('{x:int32, y:string, z:bool}')
a[...] = {'x':10, 'y':'testing', 'z':True}
self.assertEqual(nd.as_py(a.x), 10)
self.assertEqual(nd.as_py(a.y), 'testing')
self.assertEqual(nd.as_py(a.z), True)
def test_nested_struct(self):
a = nd.empty('{x: 2 * int16, y: {a: string, b: float64}, z: 1 * complex[float32]}')
a[...] = [[1,2], ['test', 3.5], [3j]]
self.assertEqual(nd.as_py(a.x), [1, 2])
self.assertEqual(nd.as_py(a.y.a), 'test')
self.assertEqual(nd.as_py(a.y.b), 3.5)
self.assertEqual(nd.as_py(a.z), [3j])
a = nd.empty('{x: 2 * int16, y: {a: string, b: float64}, z: 1 * complex[float32]}')
a[...] = {'x':[1,2], 'y':{'a':'test', 'b':3.5}, 'z':[3j]}
self.assertEqual(nd.as_py(a.x), [1, 2])
self.assertEqual(nd.as_py(a.y.a), 'test')
self.assertEqual(nd.as_py(a.y.b), 3.5)
self.assertEqual(nd.as_py(a.z), [3j])
def test_single_struct_array(self):
a = nd.empty('3 * c{x:int32, y:int32}')
a[...] = [(0,0), (3,5), (12,10)]
self.assertEqual(nd.as_py(a.x), [0, 3, 12])
self.assertEqual(nd.as_py(a.y), [0, 5, 10])
a[...] = [{'x':1,'y':2}, {'x':4,'y':7}, {'x':14,'y':190}]
self.assertEqual(nd.as_py(a.x), [1, 4, 14])
self.assertEqual(nd.as_py(a.y), [2, 7, 190])
a = nd.empty('2 * var * c{count:int32, size:string[1,"A"]}')
a[...] = [[(3, 'X')], [(10, 'L'), (12, 'M')]]
self.assertEqual(nd.as_py(a.count), [[3], [10, 12]])
self.assertEqual(nd.as_py(a.size), [['X'], ['L', 'M']])
a[...] = [[{'count':6, 'size':'M'}],
[{'count':3, 'size':'F'}, {'count':16, 'size':'D'}]]
self.assertEqual(nd.as_py(a.count), [[6], [3, 16]])
self.assertEqual(nd.as_py(a.size), [['M'], ['F', 'D']])
a[...] = {'count':1, 'size':'Z'}
self.assertEqual(nd.as_py(a.count), [[1], [1, 1]])
self.assertEqual(nd.as_py(a.size), [['Z'], ['Z', 'Z']])
a[...] = [[(10, 'A')], [(5, 'B')]]
self.assertEqual(nd.as_py(a.count), [[10], [5, 5]])
self.assertEqual(nd.as_py(a.size), [['A'], ['B', 'B']])
def test_nested_struct_array(self):
a = nd.empty('3 * c{x:c{a:int16, b:int16}, y:int32}')
a[...] = [((0,1),0), ((2,2),5), ((100,10),10)]
self.assertEqual(nd.as_py(a.x.a), [0, 2, 100])
self.assertEqual(nd.as_py(a.x.b), [1, 2, 10])
self.assertEqual(nd.as_py(a.y), [0, 5, 10])
a[...] = [{'x':{'a':1,'b':2},'y':5},
{'x':{'a':3,'b':6},'y':7},
{'x':{'a':1001,'b':110},'y':110}]
self.assertEqual(nd.as_py(a.x.a), [1, 3, 1001])
self.assertEqual(nd.as_py(a.x.b), [2, 6, 110])
self.assertEqual(nd.as_py(a.y), [5, 7, 110])
a = nd.empty('2 * var * c{count:int32, size:c{name:string[1,"A"], id: int8}}')
a[...] = [[(3, ('X', 10))], [(10, ('L', 7)), (12, ('M', 5))]]
self.assertEqual(nd.as_py(a.count), [[3], [10, 12]])
self.assertEqual(nd.as_py(a.size.name), [['X'], ['L', 'M']])
self.assertEqual(nd.as_py(a.size.id), [[10], [7, 5]])
def test_missing_field(self):
a = nd.empty('{x:int32, y:int32, z:int32}')
def assign(x, y):
x[...] = y
self.assertRaises(RuntimeError, assign, a, [0, 1])
self.assertRaises(RuntimeError, assign, a, {'x':0, 'z':1})
def test_extra_field(self):
a = nd.empty('{x:int32, y:int32, z:int32}')
def assign(x, y):
x[...] = y
self.assertRaises(RuntimeError, assign, a, [0, 1, 2, 3])
self.assertRaises(RuntimeError, assign, a, {'x':0,'y':1,'z':2,'w':3})
class TestIteratorAssign(unittest.TestCase):
def test_simple_var_dim(self):
# Assign to a var dim from a generator
a = nd.empty('var * int32')
a[...] = (x + 2 for x in range(10))
self.assertEqual(len(a), 10)
self.assertEqual(nd.as_py(a), [x + 2 for x in range(10)])
# If we assign from a generator with one element, it broadcasts
a[...] = (x + 3 for x in range(5,6))
self.assertEqual(len(a), 10)
self.assertEqual(nd.as_py(a), [8]*10)
def assign(x, y):
x[...] = y
# If we assign from a generator with too few elements, it errors
self.assertRaises(nd.BroadcastError, assign, a,
(x + 2 for x in range(9)))
# If we assign from a generator with too many elements, it errors
self.assertRaises(nd.BroadcastError, assign, a,
(x + 2 for x in range(11)))
def test_simple_strided_dim(self):
# Assign to a strided dim from a generator
a = nd.empty(10, ndt.int32)
a[...] = (x + 2 for x in range(10))
self.assertEqual(len(a), 10)
self.assertEqual(nd.as_py(a), [x + 2 for x in range(10)])
# If we assign from a generator with one element, it broadcasts
a[...] = (x + 3 for x in range(5,6))
self.assertEqual(len(a), 10)
self.assertEqual(nd.as_py(a), [8]*10)
def assign(x, y):
x[...] = y
# If we assign from a generator with too few elements, it errors
self.assertRaises(nd.BroadcastError, assign, a,
(x + 2 for x in range(9)))
# If we assign from a generator with too many elements, it errors
self.assertRaises(nd.BroadcastError, assign, a,
(x + 2 for x in range(11)))
def test_simple_fixed_dim(self):
# Assign to a strided dim from a generator
a = nd.empty(10, ndt.int32)
a[...] = (x + 2 for x in range(10))
self.assertEqual(len(a), 10)
self.assertEqual(nd.as_py(a), [x + 2 for x in range(10)])
# If we assign from a generator with one element, it broadcasts
a[...] = (x + 3 for x in range(5,6))
self.assertEqual(len(a), 10)
self.assertEqual(nd.as_py(a), [8]*10)
def assign(x, y):
x[...] = y
# If we assign from a generator with too few elements, it errors
self.assertRaises(nd.BroadcastError, assign, a,
(x + 2 for x in range(9)))
# If we assign from a generator with too many elements, it errors
self.assertRaises(nd.BroadcastError, assign, a,
(x + 2 for x in range(11)))
class TestStringAssign(unittest.TestCase):
def test_string_assign_to_slice(self):
a = nd.array(['a', 'b', 'c', 'd', 'e'], 'string[8]', access='rw')
a[:3] = 'test'
self.assertEqual(nd.as_py(a), ['test', 'test', 'test', 'd', 'e'])
if __name__ == '__main__':
unittest.main()