[processing][SAGA] Fix output type of Zonal Grid Stats alg

nyalldawson · nyalldawson · commit c7cb5a8e3ba0 · 2018-12-17T10:50:47.000+10:00
and add unit test Fixes #20815
diff --git a/python/plugins/processing/algs/saga/description/ZonalGridStatistics.txt b/python/plugins/processing/algs/saga/description/ZonalGridStatistics.txt
@@ -5,4 +5,4 @@ QgsProcessingParameterMultipleLayers|CATLIST|Categorial Grids|3|None|True
 QgsProcessingParameterMultipleLayers|STATLIST|Grids to analyze|3|None|True
 QgsProcessingParameterRasterLayer|ASPECT|Aspect|None|True
 QgsProcessingParameterBoolean|SHORTNAMES|Short Field Names|True
-QgsProcessingParameterVectorDestination|OUTTAB|Zonal Statistics
+QgsProcessingParameterVectorDestination|OUTTAB|Zonal Statistics|5
diff --git a/python/plugins/processing/tests/testdata/expected/saga/zonal_grid_stats.dbf b/python/plugins/processing/tests/testdata/expected/saga/zonal_grid_stats.dbf
diff --git a/python/plugins/processing/tests/testdata/expected/saga/zonal_grid_stats.mtab b/python/plugins/processing/tests/testdata/expected/saga/zonal_grid_stats.mtab
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<SAGA_METADATA>
+  <HISTORY saga-version="2.3.1">
+    <MODULE library="statistics_grid" id="5" name="Zonal Grid Statistics">
+      <OPTION type="grid_system" id="PARAMETERS_GRID_SYSTEM" name="Grid system">
+        <CELLSIZE>0.0001</CELLSIZE>
+        <XMIN>18.666347944200002</XMIN>
+        <XMAX>18.7035479442</XMAX>
+        <YMIN>45.7767515809</YMIN>
+        <YMAX>45.8116515809</YMAX>
+      </OPTION>
+      <OPTION type="boolean" id="SHORTNAMES" name="Short Field Names">TRUE</OPTION>
+      <INPUT type="grid" id="ZONES" name="Zone Grid" system="PARAMETERS_GRID_SYSTEM">
+        <MODULE library="io_gdal" id="0" name="Import Raster">
+          <OPTION type="file" id="FILES" name="Files">"/home/nyall/dev/QGIS/python/plugins/processing/tests/testdata/custom/dem_boolean.tif"</OPTION>
+          <OPTION type="text" id="SELECTION" name="Select from Multiple Bands"/>
+          <OPTION type="boolean" id="SELECT_SORT" name="Alphanumeric Sorting">TRUE</OPTION>
+          <OPTION type="boolean" id="TRANSFORM" name="Transformation">TRUE</OPTION>
+          <OPTION type="choice" id="RESAMPLING" name="Resampling" index="3">B-Spline Interpolation</OPTION>
+          <OUTPUT type="grid_list" id="GRIDS" name="Grids">dem_boolean</OUTPUT>
+        </MODULE>
+      </INPUT>
+      <OUTPUT type="table" id="OUTTAB" name="Zonal Statistics">Zonal Statistics</OUTPUT>
+    </MODULE>
+  </HISTORY>
+  <SOURCE>
+    <FILE>/home/nyall/dev/QGIS/python/plugins/processing/tests/testdata/expected/saga/zonal_grid_stats.dbf</FILE>
+    <DATABASE>
+      <FIELDS>
+        <FIELD TYPE="INTEGER">demboolean</FIELD>
+        <FIELD TYPE="INTEGER">Count UCU</FIELD>
+      </FIELDS>
+    </DATABASE>
+    <PROJECTION>
+      <OGC_WKT>GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["EPSG","4326"]]</OGC_WKT>
+      <PROJ4>+init=epsg:4326 +proj=longlat +a=6378137.000000 +b=6356752.314245 +no_defs</PROJ4>
+      <EPSG>-1</EPSG>
+    </PROJECTION>
+  </SOURCE>
+  <DESCRIPTION></DESCRIPTION>
+</SAGA_METADATA>
diff --git a/python/plugins/processing/tests/testdata/saga_algorithm_tests.yaml b/python/plugins/processing/tests/testdata/saga_algorithm_tests.yaml
@@ -552,3 +552,15 @@ tests:
         - db2c282835706e4320e7c59d86c28d930b35433ec57af70e35a325d5
         - 9caba3703fd59f99466c0bf37054826d328d1349cfe03f171655adf6
         type: rasterhash
+
+  - algorithm: saga:zonalrasterstatistics
+    name: Zonal grid statistics
+    params:
+      ZONES:
+        name: custom/dem_boolean.tif
+        type: raster
+    results:
+      OUTTAB:
+        name: expected/saga/zonal_grid_stats.dbf
+        type: vector
+  
