Merge from trunk

[plcapi.git] / trunk / psycopg2 / tests / types_basic.py

diff --git a/trunk/psycopg2/tests/types_basic.py b/trunk/psycopg2/tests/types_basic.py
new file mode 100644 (file)
index 0000000..446ad15
--- /dev/null
+++ b/trunk/psycopg2/tests/types_basic.py
@@ -0,0 +1,87 @@
+# types_basic.py - tests for basic types conversions
+#
+# Copyright (C) 2004 Federico Di Gregorio  <fog@debian.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+
+import sys
+try:
+    import decimal
+except:
+    pass
+import psycopg2
+from unittest import TestCase, TestSuite, main
+
+
+class TypesBasicTests(TestCase):
+    """Test presence of mandatory attributes and methods."""
+
+    def setUp(self):
+        self.conn = psycopg2.connect("dbname=test")
+
+    def execute(self, *args):
+        curs = self.conn.cursor()
+        curs.execute(*args)
+        return curs.fetchone()[0]
+    
+    def testQuoting(self):
+        s = "Quote'this\\! ''ok?''"
+        self.failUnless(self.execute("SELECT %s AS foo", (s,)) == s,
+                        "wrong quoting: " + s)
+
+    def testUnicode(self):
+        s = u"Quote'this\\! ''ok?''"
+        self.failUnless(self.execute("SELECT %s AS foo", (s,)) == s,
+                        "wrong unicode quoting: " + s)
+
+    def testNumber(self):
+        s = self.execute("SELECT %s AS foo", (1971,))
+        self.failUnless(s == 1971, "wrong integer quoting: " + str(s))
+        s = self.execute("SELECT %s AS foo", (1971L,))
+        self.failUnless(s == 1971L, "wrong integer quoting: " + str(s))
+        # Python 2.4 defaults to Decimal?
+        if sys.version_info[0] >= 2 and sys.version_info[1] >= 4:
+            s = self.execute("SELECT %s AS foo", (19.10,))
+            self.failUnless(s - decimal.Decimal("19.10") == 0,
+                            "wrong decimal quoting: " + str(s))
+        else:
+            s = self.execute("SELECT %s AS foo", (19.10,))
+            self.failUnless(abs(s - 19.10) < 0.001,
+                            "wrong float quoting: " + str(s))
+
+    def testBinary(self):
+        s = ''.join([chr(x) for x in range(256)])
+        b = psycopg2.Binary(s)
+       r = str(self.execute("SELECT %s::bytea AS foo", (b,)))
+        self.failUnless(r == s, "wrong binary quoting")
+        # test to make sure an empty Binary is converted to an empty string
+        b = psycopg2.Binary('')
+        self.assertEqual(str(b), "''")
+
+    def testArray(self):
+       s = self.execute("SELECT %s AS foo", ([[1,2],[3,4]],))
+       self.failUnless(s == [[1,2],[3,4]], "wrong array quoting " + str(s))
+       s = self.execute("SELECT %s AS foo", (['one', 'two', 'three'],))
+       self.failUnless(s == ['one', 'two', 'three'], 
+                       "wrong array quoting " + str(s))
+       
+       
+class TypesBasicSuite(TestSuite):
+    """Build a suite of all tests."""
+
+    def __init__(self):
+        """Build a list of tests."""
+        self.tests = [x for x in dir(TypesBasicTests) if x.startswith('test')]
+        TestSuite.__init__(self, map(TestModule, self.tests))
+
+
+if __name__ == "__main__":
+    main()