[processing] Add gdal test

Author: m-kuhn

python/plugins/processing/tests/AlgorithmsTestBase.py

@@ -116,7 +116,7 @@ def load_param(self, param):
             # No type specified, use whatever is there
             return param
 
-        raise KeyError("Unknown type '{}' specified for parameter '{}'".format(param['type'], param['name']))
+        raise KeyError("Unknown type '{}' specified for parameter".format(param['type']))
 
     def load_result_param(self, param):
         """
@@ -129,8 +129,14 @@ def load_result_param(self, param):
             basename = os.path.basename(param['name'])
             filepath = os.path.join(outdir, basename)
             return filepath
+        elif param['type'] == 'rasterhash':
+            outdir = tempfile.mkdtemp()
+            self.cleanup_paths.append(outdir)
+            basename = 'raster.tif'
+            filepath = os.path.join(outdir, basename)
+            return filepath
 
-        raise KeyError("Unknown type '{}' specified for parameter '{}'".format(param['type'], param['name']))
+        raise KeyError("Unknown type '{}' specified for parameter".format(param['type']))
 
     def load_layer(self, param):
         """

python/plugins/processing/tests/CMakeLists.txt

@@ -8,4 +8,5 @@ IF(ENABLE_TESTS)
   INCLUDE(UsePythonTest)
   ADD_PYTHON_TEST(ProcessingParametersTest ParametersTest.py)
   ADD_PYTHON_TEST(ProcessingQgisAlgorithmsTest QgisAlgorithmsTest.py)
+  ADD_PYTHON_TEST(ProcessingGdalAlgorithmsTest GdalAlgorithmsTest.py)
 ENDIF(ENABLE_TESTS)

python/plugins/processing/tests/GdalAlgorithmsTest.py

@@ -0,0 +1,58 @@
+# -*- coding: utf-8 -*-
+
+"""
+***************************************************************************
+    GdalAlgorithmTests.py
+    ---------------------
+    Date                 : January 2016
+    Copyright            : (C) 2016 by Matthias Kuhn
+    Email                : matthias@opengis.ch
+***************************************************************************
+*                                                                         *
+*   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__ = 'Matthias Kuhn'
+__date__ = 'January 2016'
+__copyright__ = '(C) 2016, Matthias Kuhn'
+
+# This will get replaced with a git SHA1 when you do a git archive
+
+__revision__ = ':%H$'
+
+import AlgorithmsTestBase
+
+import nose2
+import shutil
+
+from qgis.testing import (
+    start_app,
+    unittest
+)
+
+
+class TestGdalAlgorithms(unittest.TestCase, AlgorithmsTestBase.AlgorithmsTest):
+
+    @classmethod
+    def setUpClass(cls):
+        start_app()
+        from processing.core.Processing import Processing
+        Processing.initialize()
+        cls.cleanup_paths = []
+
+    @classmethod
+    def tearDownClass(cls):
+        for path in cls.cleanup_paths:
+            shutil.rmtree(path)
+
+    def test_definition_file(self):
+        return 'gdal_algorithm_tests.yaml'
+
+
+if __name__ == '__main__':
+    nose2.main()

python/plugins/processing/tests/testdata/gdal_algorithm_tests.yaml

@@ -0,0 +1,27 @@
+# See ../README.md for a description of the file format
+
+tests:
+  - algorithm: gdalogr:rasterize
+    name: Test (gdalogr:rasterize)
+    params:
+      BIGTIFF: 0
+      COMPRESS: 4
+      DIMENSIONS: 0
+      EXTRA: ""
+      FIELD: "Bfloatval"
+      HEIGHT: 100
+      INPUT:
+        name: multipolys.gml
+        type: vector
+      JPEGCOMPRESSION: 75
+      NO_DATA: -9999
+      PREDICTOR: 1
+      RTYPE: 5
+      TFW: False
+      TILED: False
+      WIDTH: 100
+      ZLEVEL: 6
+    results:
+      OUTPUT:
+        hash: f1fedeb6782f9389cf43590d4c85ada9155ab61fef6dc285aaeb54d6
+        type: rasterhash