| 1 | from pymysql import cursors, OperationalError, Warning |
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| 2 | from pymysql.tests import base |
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| 3 | |
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| 4 | import os |
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| 5 | import warnings |
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| 6 | |
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| 7 | __all__ = ["TestLoadLocal"] |
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| 8 | |
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| 9 | |
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| 10 | class TestLoadLocal(base.PyMySQLTestCase): |
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| 11 | def test_no_file(self): |
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| 12 | """Test load local infile when the file does not exist""" |
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| 13 | conn = self.connections[0] |
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| 14 | c = conn.cursor() |
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| 15 | c.execute("CREATE TABLE test_load_local (a INTEGER, b INTEGER)") |
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| 16 | try: |
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| 17 | self.assertRaises( |
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| 18 | OperationalError, |
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| 19 | c.execute, |
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| 20 | ("LOAD DATA LOCAL INFILE 'no_data.txt' INTO TABLE " |
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| 21 | "test_load_local fields terminated by ','") |
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| 22 | ) |
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| 23 | finally: |
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| 24 | c.execute("DROP TABLE test_load_local") |
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| 25 | c.close() |
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| 26 | |
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| 27 | def test_load_file(self): |
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| 28 | """Test load local infile with a valid file""" |
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| 29 | conn = self.connections[0] |
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| 30 | c = conn.cursor() |
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| 31 | c.execute("CREATE TABLE test_load_local (a INTEGER, b INTEGER)") |
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| 32 | filename = os.path.join(os.path.dirname(os.path.realpath(__file__)), |
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| 33 | 'data', |
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| 34 | 'load_local_data.txt') |
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| 35 | try: |
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| 36 | c.execute( |
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| 37 | ("LOAD DATA LOCAL INFILE '{0}' INTO TABLE " + |
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| 38 | "test_load_local FIELDS TERMINATED BY ','").format(filename) |
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| 39 | ) |
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| 40 | c.execute("SELECT COUNT(*) FROM test_load_local") |
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| 41 | self.assertEqual(22749, c.fetchone()[0]) |
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| 42 | finally: |
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| 43 | c.execute("DROP TABLE test_load_local") |
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| 44 | |
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| 45 | def test_unbuffered_load_file(self): |
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| 46 | """Test unbuffered load local infile with a valid file""" |
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| 47 | conn = self.connections[0] |
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| 48 | c = conn.cursor(cursors.SSCursor) |
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| 49 | c.execute("CREATE TABLE test_load_local (a INTEGER, b INTEGER)") |
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| 50 | filename = os.path.join(os.path.dirname(os.path.realpath(__file__)), |
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| 51 | 'data', |
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| 52 | 'load_local_data.txt') |
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| 53 | try: |
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| 54 | c.execute( |
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| 55 | ("LOAD DATA LOCAL INFILE '{0}' INTO TABLE " + |
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| 56 | "test_load_local FIELDS TERMINATED BY ','").format(filename) |
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| 57 | ) |
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| 58 | c.execute("SELECT COUNT(*) FROM test_load_local") |
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| 59 | self.assertEqual(22749, c.fetchone()[0]) |
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| 60 | finally: |
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| 61 | c.close() |
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| 62 | conn.close() |
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| 63 | conn.connect() |
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| 64 | c = conn.cursor() |
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| 65 | c.execute("DROP TABLE test_load_local") |
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| 66 | |
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| 67 | def test_load_warnings(self): |
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| 68 | """Test load local infile produces the appropriate warnings""" |
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| 69 | conn = self.connections[0] |
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| 70 | c = conn.cursor() |
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| 71 | c.execute("CREATE TABLE test_load_local (a INTEGER, b INTEGER)") |
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| 72 | filename = os.path.join(os.path.dirname(os.path.realpath(__file__)), |
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| 73 | 'data', |
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| 74 | 'load_local_warn_data.txt') |
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| 75 | try: |
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| 76 | with warnings.catch_warnings(record=True) as w: |
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| 77 | warnings.simplefilter('always') |
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| 78 | c.execute( |
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| 79 | ("LOAD DATA LOCAL INFILE '{0}' INTO TABLE " + |
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| 80 | "test_load_local FIELDS TERMINATED BY ','").format(filename) |
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| 81 | ) |
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| 82 | self.assertEqual(w[0].category, Warning) |
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| 83 | expected_message = "Incorrect integer value" |
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| 84 | if expected_message not in str(w[-1].message): |
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| 85 | self.fail("%r not in %r" % (expected_message, w[-1].message)) |
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| 86 | finally: |
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| 87 | c.execute("DROP TABLE test_load_local") |
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| 88 | c.close() |
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| 89 | |
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| 90 | |
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| 91 | if __name__ == "__main__": |
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| 92 | import unittest |
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| 93 | unittest.main() |
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