def test_simple_1_not_sorted(self):
"""
Check that the same array is returned, if only one sorted array is
passed to the intersecter and assume_sorted is False.
"""
a = np.array([3, 1, 7], dtype=self.get_dtype())
i = snp.kway_intersect(a, assume_sorted=False)
self.assertEqual(list(i), [1, 3, 7])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_2_not_sorted(self):
"""
Check that the correctly intersected array is returned when called with
two sorted arrays and assume_sorted is False.
"""
a = np.array([1, 7, 3], dtype=self.get_dtype())
b = np.array([9, 3, 5, 7], dtype=self.get_dtype())
i = snp.kway_intersect(a, b, assume_sorted=False)
self.assertEqual(list(i), [3, 7])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_2_sorted(self):
"""
Check that the correctly intersected array is returned when called with
two sorted arrays.
"""
a = np.array([1, 3, 7], dtype=self.get_dtype())
b = np.array([3, 5, 7, 9], dtype=self.get_dtype())
i = snp.kway_intersect(a, b)
self.assertEqual(list(i), [3, 7])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_3_callable_1_not_sorted(self):
"""
Check that the correctly intersected array is returned when called with
one callable and two arrays and assume_sorted is False.
"""
a = lambda: np.array([5, 1, 3, 7], dtype=self.get_dtype())
b = np.array([4, 3, 1, 9], dtype=self.get_dtype())
c = np.array([2, 1, 3], dtype=self.get_dtype())
i = snp.kway_intersect(a, b, c, assume_sorted=False)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
i = snp.kway_intersect(b, a, c, assume_sorted=False)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
i = snp.kway_intersect(c, b, a, assume_sorted=False)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_1_callable_1_not_sorted(self):
"""
Check that the generated array is returned if a single generated is
given and assume_sorted is False.
"""
a = lambda: np.array([3, 7, 5], dtype=self.get_dtype())
i = snp.kway_intersect(a, assume_sorted=False)
self.assertEqual(list(i), [3, 5, 7])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_3_callable_1(self):
"""
Check that the correctly intersected array is returned when called with
one callable and two arrays.
"""
a = lambda: np.array([1, 3, 5, 7], dtype=self.get_dtype())
b = np.array([1, 3, 7, 9], dtype=self.get_dtype())
c = np.array([1, 2, 3], dtype=self.get_dtype())
i = snp.kway_intersect(a, b, c)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
i = snp.kway_intersect(b, a, c)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
i = snp.kway_intersect(c, b, a)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_1_callable_1(self):
"""
Check that the generated array is returned if a single generated is
given.
"""
a = lambda: np.array([3, 5, 7], dtype=self.get_dtype())
i = snp.kway_intersect(a)
self.assertEqual(list(i), [3, 5, 7])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_4_not_sorted(self):
"""
Check that the correctly intersected array is returned when called with
four sorted arrays and assume_sorted is False.
"""
a = np.array([3, 5, 1, 7], dtype=self.get_dtype())
b = np.array([3, 7, 1, 9], dtype=self.get_dtype())
c = np.array([2, 1, 3], dtype=self.get_dtype())
d = np.array([1, 10, 3], dtype=self.get_dtype())
i = snp.kway_intersect(a, b, c, d, assume_sorted=False)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())
def test_simple_4_sorted(self):
"""
Check that the correctly intersected array is returned when called with
four sorted arrays.
"""
a = np.array([1, 3, 5, 7], dtype=self.get_dtype())
b = np.array([0, 1, 3, 7, 9], dtype=self.get_dtype())
c = np.array([1, 2, 3], dtype=self.get_dtype())
d = np.array([1, 3, 10], dtype=self.get_dtype())
i = snp.kway_intersect(a, b, c, d)
self.assertEqual(list(i), [1, 3])
self.assertEqual(i.dtype, self.get_dtype())