r.series.interp: testsuite backported

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@63632 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.series.interp/testsuite/data/infile_2.txt

@@ -0,0 +1,4 @@
+map_10|10
+map_20|20
+map_30|30
+map_40|40

raster/r.series.interp/testsuite/data/outfile_1.txt

@@ -0,0 +1,9 @@
+
+prec_2|0.25
+
+
+prec_3|0.5
+
+prec_4|0.75
+
+

raster/r.series.interp/testsuite/data/outfile_2.txt

@@ -0,0 +1,6 @@
+map_12|12
+map_14|14
+map_16|16
+map_18|18
+map_25|25
+map_35|35

raster/r.series.interp/testsuite/data/outfile_corrupt.txt

@@ -0,0 +1,3 @@
+prec_2|0.25
+prec_3|0.5
+prec_4

raster/r.series.interp/testsuite/interp_test.py

@@ -0,0 +1,87 @@
+"""Test of r.series.interp
+@author Soeren Gebbert
+"""
+from grass.gunittest.case import TestCase
+
+class InterpolationTest(TestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        """Use temporary region settings"""
+        cls.use_temp_region()
+        cls.runModule("g.region", res=10, n=80, s=0, w=0, e=120)
+        cls.runModule("g.gisenv", set="OVERWRITE=1")
+
+    @classmethod
+    def tearDownClass(cls):
+        """!Remove the temporary region
+        """
+        cls.del_temp_region()
+
+    def setUp(self):
+        """Generate interpolation data
+        """
+        self.runModule("r.mapcalc", expression="prec_1 = 100")
+        self.runModule("r.mapcalc", expression="prec_5 = 500")
+        self.runModule("r.mapcalc", expression="map_10 = 10")
+        self.runModule("r.mapcalc", expression="map_20 = 20")
+        self.runModule("r.mapcalc", expression="map_30 = 30")
+        self.runModule("r.mapcalc", expression="map_40 = 40")
+        
+    def test_commandline(self):
+        self.assertModule("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+            output="prec_2,prec_3,prec_4",  samplingpos=(0.25,0.5,0.75),  method="linear")
+        
+        self.assertRasterMinMax(map="prec_2",  refmin=200,  refmax=200)
+        self.assertRasterMinMax(map="prec_3",  refmin=300,  refmax=300)
+        self.assertRasterMinMax(map="prec_4",  refmin=400,  refmax=400)
+        
+    def test_infile(self):
+        self.assertModule("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+            outfile="data/outfile_1.txt",  method="linear")
+        
+        self.assertRasterMinMax(map="prec_2",  refmin=200,  refmax=200)
+        self.assertRasterMinMax(map="prec_3",  refmin=300,  refmax=300)
+        self.assertRasterMinMax(map="prec_4",  refmin=400,  refmax=400)
+
+    def test_inoutfiles(self):
+        self.assertModule("r.series.interp", infile="data/infile_2.txt",  
+            outfile="data/outfile_2.txt",  method="linear")
+
+        self.assertRasterMinMax(map="map_12",  refmin=12,  refmax=12)
+        self.assertRasterMinMax(map="map_14",  refmin=14,  refmax=14)
+        self.assertRasterMinMax(map="map_16",  refmin=16,  refmax=16)
+        self.assertRasterMinMax(map="map_18",  refmin=18,  refmax=18)
+        self.assertRasterMinMax(map="map_25",  refmin=25,  refmax=25)
+        self.assertRasterMinMax(map="map_35",  refmin=35,  refmax=35)
+
+
+    def test_module_failure(self):
+        """ We need tests to check the failure handling, as outputs, file and 
+             sampling points  are not handled by the grass parser"""
+
+        # No outputs
+        self.assertModuleFail("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+             samplingpos=(0.25,0.5,0.75),  method="linear")
+        # No sampling points
+        self.assertModuleFail("r.series.interp", input="prec_1,prec_5",  
+            datapos=(0.0,1.0),  output="prec_2,prec_3,prec_4")
+        # Output and file at once
+        self.assertModuleFail("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+            outfile="outfile_1.txt",  output="prec_2,prec_3,prec_4",  samplingpos=(0.25,0.5,0.75), 
+            method="linear")
+        # Sampling points and file at once
+        self.assertModuleFail("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+            outfile="outfile_1.txt",  samplingpos=(0.25,0.5,0.75), method="linear")
+        # Wrong input file
+        self.assertModuleFail("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+            outfile="mo_such_file",  method="linear")
+        # Wrong input file
+        self.assertModuleFail("r.series.interp", input="prec_1,prec_5",  datapos=(0.0,1.0),  
+            outfile="outfile_corrupt.txt",  method="linear")
+
+if __name__ == '__main__':
+    from grass.gunittest.main import test
+    test()
+
+