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96 lines
2.8 KiB
Python
96 lines
2.8 KiB
Python
try:
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import numpy as np
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except ImportError:
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np = None
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from tests.numpy.testcase import NumpyBaseTestCase
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class IntTestCase(NumpyBaseTestCase):
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n = 10
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def check_result(self, rv, col_type):
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self.assertArraysEqual(rv[0], np.array(range(self.n)))
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self.assertEqual(rv[0].dtype, col_type)
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def get_query(self, ch_type):
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with self.create_table('a {}'.format(ch_type)):
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data = [np.array(range(self.n))]
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self.client.execute(
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'INSERT INTO test (a) VALUES', data, columnar=True
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)
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query = 'SELECT * FROM test'
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inserted = self.emit_cli(query)
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self.assertEqual(
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inserted, '\n'.join(str(x) for x in data[0]) + '\n'
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)
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return self.client.execute(query, columnar=True)
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def test_int8(self):
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rv = self.get_query('Int8')
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self.check_result(rv, np.int8)
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def test_int16(self):
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rv = self.get_query('Int16')
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self.check_result(rv, np.int16)
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def test_int32(self):
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rv = self.get_query('Int32')
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self.check_result(rv, np.int32)
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def test_int64(self):
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rv = self.get_query('Int64')
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self.check_result(rv, np.int64)
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def test_uint8(self):
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rv = self.get_query('UInt8')
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self.check_result(rv, np.uint8)
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def test_uint16(self):
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rv = self.get_query('UInt16')
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self.check_result(rv, np.uint16)
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def test_uint32(self):
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rv = self.get_query('UInt32')
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self.check_result(rv, np.uint32)
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def test_uint64(self):
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rv = self.get_query('UInt64')
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self.check_result(rv, np.uint64)
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def test_insert_nan_into_non_nullable(self):
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with self.create_table('a Int32'):
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data = [
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np.array([123, np.nan], dtype=object)
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]
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self.client.execute(
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'INSERT INTO test (a) VALUES', data, columnar=True
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)
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query = 'SELECT * FROM test'
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inserted = self.emit_cli(query)
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self.assertEqual(
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inserted,
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'123\n0\n'
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)
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inserted = self.client.execute(query, columnar=True)
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self.assertArraysEqual(inserted[0], np.array([123, 0]))
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self.assertEqual(inserted[0].dtype, np.int32)
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def test_nullable(self):
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with self.create_table('a Nullable(Int32)'):
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data = [np.array([2, None, 4, None, 8])]
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self.client.execute(
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'INSERT INTO test (a) VALUES', data, columnar=True
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)
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query = 'SELECT * FROM test'
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inserted = self.emit_cli(query)
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self.assertEqual(inserted, '2\n\\N\n4\n\\N\n8\n')
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inserted = self.client.execute(query, columnar=True)
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self.assertArraysEqual(inserted[0], data[0])
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self.assertEqual(inserted[0].dtype, object)
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