Added gunittest for v.rast.stats, removed the "-g" for table output from r.univar.

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@66603 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/v.rast.stats/testsuite/test_v_rast_stats.py

@@ -0,0 +1,73 @@
+"""Test of r.univar
+
+@author Soeren Gebbert
+"""
+from grass.gunittest.case import TestCase
+from grass.gunittest.gmodules import SimpleModule
+
+class TestRastStats(TestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        """Use temporary region settings"""
+        cls.use_temp_region()
+
+    @classmethod
+    def tearDownClass(cls):
+        """!Remove the temporary region
+        """
+        cls.del_temp_region()
+
+    def tearDown(self):
+    	pass
+        self.runModule("g.remove", type="raster", name="map_a")
+        self.runModule("g.remove", type="raster", name="map_b")
+        self.runModule("g.remove", type="raster", name="zone_map")
+
+    def setUp(self):
+        """Create input data
+        """
+        self.runModule("g.region", res=1, n=90, s=0, w=0, e=90)
+        self.runModule("r.mapcalc", expression="map_a = 100 + row() + col()",
+                       overwrite=True)
+        self.runModule("r.mapcalc", expression="zone_map = if(row() < 20, 1,2)",
+                       overwrite=True)
+        self.runModule("r.to.vect", input="zone_map", output="zone_map",
+                       type="area", overwrite=True)
+
+    def test_1(self):
+        # Output of v.rast.stats
+        univar_string="""cat|value|label|a_minimum|a_maximum|a_sum
+1|1||102|209|265905
+2|2||121|280|1281195
+"""
+        
+        self.assertModule("v.rast.stats",  map="zone_map", raster="map_a",
+                          method=["minimum","maximum","sum"], flags="c",
+                          column_prefix="a")
+        v_db_select = SimpleModule("v.db.select", map="zone_map")
+	self.runModule(v_db_select)
+	
+	self.assertLooksLike(univar_string, v_db_select.outputs.stdout)
+
+class TestRastStatsFails(TestCase):
+
+    def test_error_handling_a(self):
+        # No vector map
+        self.assertModuleFail("v.rast.stats", raster="map_a",
+                              column_prefix="a")
+
+    def test_error_handling_b(self):
+        # No raster map
+        self.assertModuleFail("v.rast.stats", map="zone_map",
+                              column_prefix="a")
+        
+    def test_error_handling_d(self):
+        # No column_prefix
+        self.assertModuleFail("v.rast.stats", map="zone_map", raster="map_b")
+
+if __name__ == '__main__':
+    from grass.gunittest.main import test
+    test()
+
+

scripts/v.rast.stats/v.rast.stats.py

@@ -245,7 +245,7 @@ def main():
     f = file(sqltmp, 'w')
 
     # do the stats
-    p = grass.pipe_command('r.univar', flags='t' + 'g' + extstat, map=raster,
+    p = grass.pipe_command('r.univar', flags='t' + extstat, map=raster,
                            zones=rastertmp, percentile=percentile, sep=';')
 
     first_line = 1