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# Copyright (c) 2002, 2003 by Intevation GmbH |
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# Authors: |
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# Jonathan Coles <[email protected]> |
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# |
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# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
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|
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""" |
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Test the Classification class |
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""" |
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|
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__version__ = "$Revision$" |
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# $Source$ |
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# $Id$ |
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|
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from __future__ import nested_scopes |
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|
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import unittest |
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|
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import support |
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support.initthuban() |
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|
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from Thuban.Model.table import * |
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from Thuban.Model.classification import * |
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from Thuban.Model.layer import Layer |
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|
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import copy |
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|
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|
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class TestClassification(unittest.TestCase): |
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|
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def test_ClassGroupProperties(self): |
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"""Test ClassGroupProperties""" |
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|
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props = ClassGroupProperties() |
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self.assertEqual(props.GetLineColor(), Color.Black) |
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self.assertEqual(props.GetLineWidth(), 1) |
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self.assertEqual(props.GetFill(), Color.None) |
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|
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red = Color(1, 0, 0) |
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props.SetLineColor(red) |
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self.assertEqual(props.GetLineColor(), red) |
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|
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blue = Color(0, 0, 1) |
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props.SetLineColor(blue) |
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self.assertEqual(props.GetLineColor(), blue) |
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|
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props.SetLineWidth(10) |
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self.assertEqual(props.GetLineWidth(), 10) |
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|
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self.assertRaises(ValueError, props.SetLineWidth, -10) |
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self.assertEqual(props.GetLineWidth(), 10) |
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|
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newProps1 = ClassGroupProperties() |
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newProps2 = ClassGroupProperties() |
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self.assertNotEqual(newProps1, props) |
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self.assertEqual(newProps1, newProps2) |
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|
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def test_ClassGroup(self): |
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"""Test ClassGroup""" |
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|
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# test constructor with no label |
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group = ClassGroup() |
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self.assertEqual(group.GetLabel(), "") |
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|
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# test constructor with label |
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group = ClassGroup("hallo") |
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self.assertEqual(group.GetLabel(), "hallo") |
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|
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# test SetLabel()/GetLabel() |
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group = ClassGroup("welt") |
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group.SetLabel("hallo") |
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self.assertEqual(group.GetLabel(), "hallo") |
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|
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group.SetLabel("") |
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self.assertEqual(group.GetLabel(), "") |
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|
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# test Matches |
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self.assertEqual(group.Matches(None), False) |
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self.assertEqual(group.Matches(1), False) |
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self.assertEqual(group.Matches("hallo"), False) |
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self.assertEqual(group.Matches([]), False) |
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|
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# test GetProperties |
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self.assertEqual(group.GetProperties(), None) |
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|
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def test_ClassGroupDefault(self): |
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"""Test ClassGroupDefault""" |
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|
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defProps = ClassGroupProperties() |
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|
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newProps = ClassGroupProperties() |
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newProps.SetLineColor(Color(.25, .5, .75)) |
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newProps.SetLineWidth(5) |
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newProps.SetFill(Color(.12, .24, .36)) |
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|
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# test constructor |
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|
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group = ClassGroupDefault(newProps) |
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self.assertEqual(group.GetProperties(), newProps) |
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|
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group = ClassGroupDefault(newProps, "hallo") |
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self.assertEqual(group.GetProperties(), newProps) |
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self.assertEqual(group.GetLabel(), "hallo") |
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|
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# test empty constructor |
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group = ClassGroupDefault() |
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props = group.GetProperties() |
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|
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self.assertEqual(group.GetLabel(), "") |
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self.assertEqual(defProps, props) |
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|
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# test Matches() |
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self.assertEqual(group.Matches(None), True) |
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self.assertEqual(group.Matches(1), True) |
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self.assertEqual(group.Matches("hallo"), True) |
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self.assertEqual(group.Matches([]), True) |
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|
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# test SetProperties()/GetProperties() |
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group.SetProperties(newProps) |
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self.assertEqual(group.GetProperties(), newProps) |
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|
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# test copy |
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groupCopy = copy.copy(group) |
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self.assertEqual(group, groupCopy) |
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|
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def test_ClassGroupRange(self): |
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"""Test ClassGroupRange""" |
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|
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defProps = ClassGroupProperties() |
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newProps = ClassGroupProperties() |
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newProps.SetLineColor(Color(.25, .5, .75)) |
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newProps.SetLineWidth(5) |
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newProps.SetFill(Color(.12, .24, .36)) |
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|
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# test empty constructor |
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group = ClassGroupRange() |
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|
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self.assertEqual(group.GetMin(), 0) |
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self.assertEqual(group.GetMax(), 1) |
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self.assertEqual(group.GetProperties(), defProps) |
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self.assertEqual(group.GetLabel(), "") |
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|
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# test SetMax() |
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self.assertRaises(ValueError, group.SetMax, 0) |
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self.assertRaises(ValueError, group.SetMax, -1) |
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self.assertEquals(group.GetMax(), 1) |
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group.SetMax(2) |
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self.assertEquals(group.GetMax(), 2) |
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|
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# test SetMin() |
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self.assertRaises(ValueError, group.SetMin, 2) |
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self.assertRaises(ValueError, group.SetMin, 3) |
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self.assertEquals(group.GetMin(), 0) |
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group.SetMin(-5) |
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self.assertEquals(group.GetMin(), -5) |
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|
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# test SetProperties()/GetProperties() |
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group.SetProperties(newProps) |
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self.assertEqual(group.GetProperties(), newProps) |
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|
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# test SetRange() |
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self.assertRaises(ValueError, group.SetRange, 1, 0) |
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group.SetRange(-5, 5) |
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self.assertEqual(group.GetRange(), (-5, 5)) |
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|
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# test Matches() |
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self.assertEqual(group.Matches(-6), False) |
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self.assertEqual(group.Matches(-5), True) |
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self.assertEqual(group.Matches(0), True) |
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self.assertEqual(group.Matches(4), True) |
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self.assertEqual(group.Matches(5), False) |
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|
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# test copy |
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groupCopy = copy.copy(group) |
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self.assertEqual(group, groupCopy) |
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|
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def test_ClassGroupSingleton(self): |
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"""Test ClassGroupSingleton""" |
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|
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defProps = ClassGroupProperties() |
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newProps = ClassGroupProperties() |
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newProps.SetLineColor(Color(.25, .5, .75)) |
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newProps.SetLineWidth(5) |
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newProps.SetFill(Color(.12, .24, .36)) |
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|
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# test empty constructor |
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group = ClassGroupSingleton() |
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|
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self.assertEqual(group.GetValue(), 0) |
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self.assertEqual(group.GetProperties(), defProps) |
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self.assertEqual(group.GetLabel(), "") |
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|
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# test SetProperties()/GetProperties() |
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group.SetProperties(newProps) |
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self.assertEqual(group.GetProperties(), newProps) |
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|
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# test SetValue() |
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group.SetValue(5) |
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self.assertEqual(group.GetValue(), 5) |
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|
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# test Matches() |
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self.assertEqual(group.Matches(0), False) |
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self.assertEqual(group.Matches(5), True) |
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group.SetValue("5") |
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self.assertNotEqual(group.GetValue(), 5) |
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# test Matches() |
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self.assertEqual(group.Matches(5), False) |
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self.assertEqual(group.Matches("5"), True) |
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|
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group.SetValue("hallo") |
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self.assertEqual(group.GetValue(), "hallo") |
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|
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# test Matches() |
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self.assertEqual(group.Matches("HALLO"), False) |
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self.assertEqual(group.Matches("hallo"), True) |
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|
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# test copy |
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groupCopy = copy.copy(group) |
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self.assertEqual(group, groupCopy) |
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|
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|
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def test_ClassIterator(self): |
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"""Test ClassIterator""" |
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|
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groups = [ClassGroupSingleton(5), ClassGroupSingleton(5), |
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ClassGroupRange(-3, 3), ClassGroupSingleton(-5), |
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ClassGroupDefault()] |
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|
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clazz = Classification() |
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|
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for g in groups: |
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clazz.AddGroup(g) |
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|
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def convert(clazz): |
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if isinstance(clazz, ClassGroupDefault): return 0 |
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if isinstance(clazz, ClassGroupSingleton): return 1 |
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if isinstance(clazz, ClassGroupRange): return 2 |
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|
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list = [] |
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for g in clazz: |
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list.append(convert(g)) |
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|
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self.assertEquals(list, [0, 1, 1, 2, 1]) |
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|
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def test_classification(self): |
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"""Test Classification""" |
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|
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defProps = ClassGroupProperties() |
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red = Color(1, 0, 0) |
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green = Color(0, 1, 0) |
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blue = Color(0, 0, 1) |
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|
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layer = Layer("asdf", "../Data/iceland/political.dbf") |
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|
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# |
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# init with no params |
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# |
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c = Classification() |
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self.assertEqual(c.GetField(), None) |
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self.assertEqual(c.GetFieldType(), None) |
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self.assertEqual(c.GetGroup(-1), c.GetDefaultGroup()) |
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|
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c.SetDefaultLineColor(red) |
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self.assertEqual(c.GetDefaultLineColor(), red) |
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self.assertEqual(c.GetDefaultFill(), Color.None) |
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|
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c.SetDefaultFill(green) |
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self.assertEqual(c.GetDefaultFill(), green) |
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self.assertEqual(c.GetDefaultLineColor(), red) |
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|
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c.SetField("hallo") |
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self.assertEqual(c.GetField(), "hallo") |
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|
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c.SetFieldType(FIELDTYPE_STRING) |
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self.assertEqual(c.GetFieldType(), FIELDTYPE_STRING) |
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|
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# should raise an exception because 'hallo' doesn't |
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# exist in the table |
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self.assertRaises(ValueError, c.SetLayer, layer) |
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|
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c.SetField("AREA") |
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c.SetLayer(layer) |
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self.assertEqual(c.GetLayer(), layer) |
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self.assertEqual(c.GetField(), "AREA") |
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self.assertEqual(c.GetFieldType(), FIELDTYPE_DOUBLE) |
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|
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c.SetField(None) |
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self.assertEquals(c.GetFieldType(), None) |
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self.assertEquals(c.GetGroup(5), c.GetDefaultGroup()) |
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|
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c.SetField("AREA") |
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s = ClassGroupSingleton(5) |
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c.AddGroup(s) |
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self.assertEquals(c.GetGroup(5), s) |
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self.assertEquals(c.GetGroup(0), c.GetDefaultGroup()) |
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|
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r = ClassGroupRange(-10, 10) |
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c.AddGroup(r) |
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self.assertEquals(c.GetGroup(-11), c.GetDefaultGroup()) |
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self.assertEquals(c.GetGroup(-10), r) |
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self.assertEquals(c.GetGroup(9), r) |
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self.assertEquals(c.GetGroup(5), s) |
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self.assertEquals(c.GetGroup(10), c.GetDefaultGroup()) |
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|
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layer.Destroy() |
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|
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if __name__ == "__main__": |
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support.run_tests() |
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