WIP-pyshapelib-bramz/test/test_export.py

# Copyright (c) 2002, 2003 by Intevation GmbH
# Authors:
# Frank Koormann <[email protected]>
#
# This program is free software under the GPL (>=v2)
# Read the file COPYING coming with Thuban for details.

"""
Test the Thuban export calculations
"""

__version__ = "$Revision$"
# $Source$
# $Id$

import unittest

import support
support.initthuban()

from Thuban.UI.viewport import output_transform

class TestScalebar(unittest.TestCase, support.FloatComparisonMixin):

    """Test cases for the Thuban export calculations
    """

    def test_output_transform(self):
        """Test output_transform()."""

        scale, offset, mapregion = output_transform(1.0, (0,0),
                                                   (200, 100), (200, 100))
        self.assertFloatEqual(0.3, scale)
        self.assertFloatSeqEqual((0.0, 0.0), offset)
        self.assertFloatSeqEqual((20.0, 20.0, 80.0, 80.0), mapregion)

        scale, offset, mapregion = output_transform(1.0, (0,0),
                                                   (200, 100), (100, 200))
        self.assertFloatEqual(0.16, scale)
        self.assertFloatSeqEqual((0.0, 0.0), offset)
        self.assertFloatSeqEqual((20.0, 20.0, 52.0, 52.0), mapregion)

        scale, offset, mapregion = output_transform(1.0, (5,5),
                                                   (200, 100), (100, 100))
        self.assertFloatEqual(0.16, scale)
        self.assertFloatSeqEqual((0.8, 0.8), offset)
        self.assertFloatSeqEqual((20.0, 20.0, 52.0, 52.0), mapregion)

        scale, offset, mapregion = output_transform(1.0, (0,0),
                                                   (200, 100), (200, 200))
        self.assertFloatEqual(0.52, scale)
        self.assertFloatSeqEqual((0.0, 0.0), offset)
        self.assertFloatSeqEqual((20, 20, 124.0, 124.0), mapregion)


if __name__ == "__main__":
    unittest.main()
1	bh	1454	# Copyright (c) 2002, 2003 by Intevation GmbH
2	frank	915	# Authors:
3			# Frank Koormann <[email protected]>
4			#
5			# This program is free software under the GPL (>=v2)
6			# Read the file COPYING coming with Thuban for details.
7
8			"""
9			Test the Thuban export calculations
10			"""
11
12			__version__ = "$Revision$"
13			# $Source$
14			# $Id$
15
16			import unittest
17
18			import support
19			support.initthuban()
20
21	bh	1454	from Thuban.UI.viewport import output_transform
22	frank	915
23			class TestScalebar(unittest.TestCase, support.FloatComparisonMixin):
24
25			"""Test cases for the Thuban export calculations
26			"""
27
28	bh	1454	def test_output_transform(self):
29			"""Test output_transform()."""
30
31			scale, offset, mapregion = output_transform(1.0, (0,0),
32			(200, 100), (200, 100))
33	frank	915	self.assertFloatEqual(0.3, scale)
34			self.assertFloatSeqEqual((0.0, 0.0), offset)
35			self.assertFloatSeqEqual((20.0, 20.0, 80.0, 80.0), mapregion)
36
37	bh	1454	scale, offset, mapregion = output_transform(1.0, (0,0),
38			(200, 100), (100, 200))
39	frank	915	self.assertFloatEqual(0.16, scale)
40			self.assertFloatSeqEqual((0.0, 0.0), offset)
41			self.assertFloatSeqEqual((20.0, 20.0, 52.0, 52.0), mapregion)
42
43	bh	1454	scale, offset, mapregion = output_transform(1.0, (5,5),
44			(200, 100), (100, 100))
45	frank	915	self.assertFloatEqual(0.16, scale)
46			self.assertFloatSeqEqual((0.8, 0.8), offset)
47			self.assertFloatSeqEqual((20.0, 20.0, 52.0, 52.0), mapregion)
48
49	bh	1454	scale, offset, mapregion = output_transform(1.0, (0,0),
50			(200, 100), (200, 200))
51	frank	915	self.assertFloatEqual(0.52, scale)
52			self.assertFloatSeqEqual((0.0, 0.0), offset)
53			self.assertFloatSeqEqual((20, 20, 124.0, 124.0), mapregion)
54
55
56			if __name__ == "__main__":
57			unittest.main()
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