Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Showing
2 changed files
with
104 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| # -*- coding: utf-8 -*- | ||
| """QGIS Unit tests for QgsColorRamp subclasses. | ||
| .. note:: 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 of the License, or | ||
| (at your option) any later version. | ||
| """ | ||
| __author__ = 'Alexander Bruy' | ||
| __date__ = '26/05/2019' | ||
| __copyright__ = 'Copyright 2019, The QGIS Project' | ||
|
|
||
| import qgis # NOQA | ||
|
|
||
| from qgis.testing import unittest, start_app | ||
| from qgis.core import QgsColorBrewerColorRamp, QgsCptCityColorRamp, QgsGradientColorRamp, QgsSettings, QgsApplication | ||
| from qgis.PyQt.QtCore import QCoreApplication | ||
| from qgis.PyQt.QtGui import QColor | ||
|
|
||
|
|
||
| class TestQgsColorRamp(unittest.TestCase): | ||
|
|
||
| @classmethod | ||
| def setUpClass(cls): | ||
| """Run before all tests""" | ||
| QCoreApplication.setOrganizationName("QGIS_Test") | ||
| QCoreApplication.setOrganizationDomain("QGIS_TestQgsColorRamp.com") | ||
| QCoreApplication.setApplicationName("QGIS_TestQgsColorRamp") | ||
| QgsSettings().clear() | ||
| start_app() | ||
|
|
||
| def testColorBrewerColorRamp(self): | ||
| """Test Color Brewer color ramp""" | ||
| ramp = QgsColorBrewerColorRamp(schemeName="Spectral", colors=5, inverted=False) | ||
| self.assertTrue(ramp) | ||
|
|
||
| # color scheme name | ||
| self.assertEqual(ramp.schemeName(), "Spectral") | ||
|
|
||
| # number of colors | ||
| self.assertEqual(ramp.colors(), 5) | ||
| ramp.setColors(13) | ||
| self.assertEqual(ramp.colors(), 13) | ||
|
|
||
| # color for value | ||
| ramp.setColors(5) | ||
| self.assertEqual(ramp.color(0).name(), "#d7191c") | ||
| self.assertEqual(ramp.color(1).name(), "#2b83ba") | ||
| self.assertEqual(ramp.color(0.5).name(), "#ffffbf") | ||
| self.assertEqual(ramp.color(2).name(), "#000000") | ||
| self.assertEqual(ramp.color(-1).name(), "#000000") | ||
| self.assertEqual(ramp.color(float('nan')).name(), "#000000") | ||
|
|
||
| def testCptCityColorRamp(self): | ||
| """Test Cpt-city color ramp""" | ||
| ramp = QgsCptCityColorRamp(schemeName="cb/div/BrBG_", variantName="05", inverted=False) | ||
| self.assertTrue(ramp) | ||
|
|
||
| # associated files | ||
| self.assertTrue(ramp.fileLoaded()) | ||
| fileName = ramp.fileName()[len(QgsApplication.pkgDataPath()):] | ||
| self.assertEqual(fileName, "/resources/cpt-city-qgis-min/cb/div/BrBG_05.svg") | ||
| fileName = ramp.copyingFileName()[len(QgsApplication.pkgDataPath()):] | ||
| self.assertEqual(fileName, "/resources/cpt-city-qgis-min/cb/COPYING.xml") | ||
| fileName = ramp.descFileName()[len(QgsApplication.pkgDataPath()):] | ||
| self.assertEqual(fileName, "/resources/cpt-city-qgis-min/cb/div/DESC.xml") | ||
|
|
||
| # color scheme name | ||
| self.assertEqual(ramp.schemeName(), "cb/div/BrBG_") | ||
| self.assertEqual(ramp.variantName(), "05") | ||
|
|
||
| # number of colors | ||
| self.assertEqual(ramp.count(), 6) | ||
|
|
||
| # color for value | ||
| self.assertEqual(ramp.color(0).name(), "#a6611a") | ||
| self.assertEqual(ramp.color(1).name(), "#018571") | ||
| self.assertEqual(ramp.color(0.5).name(), "#f5f5f5") | ||
| self.assertEqual(ramp.color(2).name(), "#018571") | ||
| self.assertEqual(ramp.color(-1).name(), "#a6611a") | ||
| self.assertEqual(ramp.color(float('nan')).name(), "#018571") | ||
|
|
||
| def testGradientColorRamp(self): | ||
| """Test gradient color ramp""" | ||
| ramp = QgsGradientColorRamp(color1=QColor(0, 0, 255), color2=QColor(0, 255, 0), discrete=False) | ||
| self.assertTrue(ramp) | ||
|
|
||
| # number of colors | ||
| self.assertEqual(ramp.count(), 2) | ||
| self.assertEqual(ramp.color1().name(), "#0000ff") | ||
| self.assertEqual(ramp.color2().name(), "#00ff00") | ||
|
|
||
| # color for value | ||
| self.assertEqual(ramp.color(0).name(), "#0000ff") | ||
| self.assertEqual(ramp.color(1).name(), "#00ff00") | ||
| self.assertEqual(ramp.color(0.5).name(), "#008080") | ||
| self.assertEqual(ramp.color(2).name(), "#00ff00") | ||
| self.assertEqual(ramp.color(-1).name(), "#0000ff") | ||
| self.assertEqual(ramp.color(float('nan')).name(), "#00ff00") | ||
|
|
||
|
|
||
| if __name__ == "__main__": | ||
| unittest.main() |