first additions for testing

Author: Matt George

.travis.yml

@@ -0,0 +1,11 @@
+language: python
+python:
+  - "2.6"
+  - "2.7"
+  - "3.3"
+  - "pypy"# command to install dependencies
+install:
+  - "python setup.py develop"
+# command to run tests
+script:
+  - python runtests.py -x

runtests.py

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+#!/usr/bin/env python
+import sys
+
+
+def runtests(args=None):
+    import pytest
+
+    if not args:
+        args = []
+
+    if not any(a for a in args[1:] if not a.startswith('-')):
+        args.append('tests')
+
+    sys.exit(pytest.main(args))
+
+
+if __name__ == '__main__':
+    runtests(sys.argv)

tests/test_column_loading.py

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+from unittest import TestCase
+from sqlalchemy.types import NullType, VARCHAR
+from redshift_sqlalchemy.dialect import RedshiftDialect
+class TestColumnReflection(TestCase):
+    def test_varchar_as_nulltype(self):
+        """
+        Varchar columns with no length should be considered NullType columns
+        """
+        dialect = RedshiftDialect()
+        column_info = dialect._get_column_info(
+            'Null Column',
+            'character varying', None, False, {}, {}, 'default'
+        )
+        assert isinstance(column_info['type'], NullType)
+        column_info_1 = dialect._get_column_info(
+            'character column',
+            'character varying(30)', None, False, {}, {}, 'default'
+        )
+        assert isinstance(column_info_1['type'], VARCHAR)