i.segment: testsuite added

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@73564 15284696-431f-4ddb-bdfa-cd5b030d7da7

imagery/i.segment/testsuite/test_isegment.py

@@ -0,0 +1,43 @@
+"""
+Name:       i.segment test
+Purpose:    Tests i.segment and its flags/options.
+    
+Author:     Markus Neteler
+Copyright:  (C) 2018 by Markus Neteler and the GRASS Development Team
+Licence:    This program is free software under the GNU General Public
+            License (>=v2). Read the file COPYING that comes with GRASS
+            for details.
+"""
+from grass.gunittest.case import TestCase
+
+class TestReport(TestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        """Use temporary region settings"""
+        map_input = 'ortho_2001_t792_1m'
+        cls.runModule("g.region", n=220000, s=219456, w=637033, e=638000, align=map_input)
+        cls.use_temp_region()
+
+    @classmethod
+    def tearDownClass(cls):
+        map_output = 'test'
+        group = 'ortho'
+        cls.runModule("g.remove", flags='f', type='raster', name=map_output)
+        cls.runModule("g.remove", flags='f', type='group', name=group)
+        cls.del_temp_region()
+
+    def test_isegment(self):
+        """Testing i.segment"""
+        map_input = 'ortho_2001_t792_1m'
+        map_output = 'test'
+        group = 'ortho'
+
+        self.assertModule('i.group', group=group, input=map_input)
+        self.assertModule('i.segment', group=group, threshold=0.01, minsize=1, output=map_output)
+        self.assertRasterMinMax(map=map_output, refmin=1, refmax=500000,
+                                msg="Number of segments must be > 0")
+
+if __name__ == '__main__':
+    from grass.gunittest.main import test
+    test()