[processing] Add unit tests for reclassify using nulls

Author: nyalldawson

python/plugins/processing/tests/testdata/custom/reclassify_layer_nulls.gml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ogr:FeatureCollection
+     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+     xsi:schemaLocation="http://ogr.maptools.org/ reclassify_layer_nulls.xsd"
+     xmlns:ogr="http://ogr.maptools.org/"
+     xmlns:gml="http://www.opengis.net/gml">
+  <gml:boundedBy><gml:null>missing</gml:null></gml:boundedBy>
+                                                                                                                                                                                                                                                                                                
+  <gml:featureMember>
+    <ogr:reclassify_layer_nulls fid="1">
+      <ogr:min xsi:nil="true"/>
+      <ogr:max>850</ogr:max>
+      <ogr:value>3</ogr:value>
+    </ogr:reclassify_layer_nulls>
+  </gml:featureMember>
+  <gml:featureMember>
+    <ogr:reclassify_layer_nulls fid="2">
+      <ogr:min>850</ogr:min>
+      <ogr:max xsi:nil="true"/>
+      <ogr:value>4</ogr:value>
+    </ogr:reclassify_layer_nulls>
+  </gml:featureMember>
+</ogr:FeatureCollection>

python/plugins/processing/tests/testdata/custom/reclassify_layer_nulls.xsd

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xs:schema targetNamespace="http://ogr.maptools.org/" xmlns:ogr="http://ogr.maptools.org/" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:gml="http://www.opengis.net/gml" elementFormDefault="qualified" version="1.0">
+<xs:import namespace="http://www.opengis.net/gml" schemaLocation="http://schemas.opengis.net/gml/2.1.2/feature.xsd"/>
+<xs:element name="FeatureCollection" type="ogr:FeatureCollectionType" substitutionGroup="gml:_FeatureCollection"/>
+<xs:complexType name="FeatureCollectionType">
+  <xs:complexContent>
+    <xs:extension base="gml:AbstractFeatureCollectionType">
+      <xs:attribute name="lockId" type="xs:string" use="optional"/>
+      <xs:attribute name="scope" type="xs:string" use="optional"/>
+    </xs:extension>
+  </xs:complexContent>
+</xs:complexType>
+<xs:element name="reclassify_layer_nulls" type="ogr:reclassify_layer_nulls_Type" substitutionGroup="gml:_Feature"/>
+<xs:complexType name="reclassify_layer_nulls_Type">
+  <xs:complexContent>
+    <xs:extension base="gml:AbstractFeatureType">
+      <xs:sequence>
+        <xs:element name="min" nillable="true" minOccurs="0" maxOccurs="1">
+          <xs:simpleType>
+            <xs:restriction base="xs:integer">
+              <xs:totalDigits value="10"/>
+            </xs:restriction>
+          </xs:simpleType>
+        </xs:element>
+        <xs:element name="max" nillable="true" minOccurs="0" maxOccurs="1">
+          <xs:simpleType>
+            <xs:restriction base="xs:integer">
+              <xs:totalDigits value="10"/>
+            </xs:restriction>
+          </xs:simpleType>
+        </xs:element>
+        <xs:element name="value" nillable="true" minOccurs="0" maxOccurs="1">
+          <xs:simpleType>
+            <xs:restriction base="xs:integer">
+              <xs:totalDigits value="10"/>
+            </xs:restriction>
+          </xs:simpleType>
+        </xs:element>
+      </xs:sequence>
+    </xs:extension>
+  </xs:complexContent>
+</xs:complexType>
+</xs:schema>

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

@@ -5581,6 +5581,29 @@ tests:
         hash: cea558f7e99a0564fef92a96cd8d6b59707d019f1751cb600ab00850
         type: rasterhash
 
+  - algorithm: native:reclassifybytable
+    name: Reclassify by table infinite ranges
+    params:
+      DATA_TYPE: 5
+      INPUT_RASTER:
+        name: raster.tif
+        type: raster
+      NODATA_FOR_MISSING: false
+      NO_DATA: -9999.0
+      RANGE_BOUNDARIES: 0
+      RASTER_BAND: 1
+      TABLE:
+      - ''
+      - 850
+      - 3
+      - 850
+      - ''
+      - 4
+    results:
+      OUTPUT:
+        hash: c29d14f71e8686f7445d53be646fce84702644f159fd0164ac38e861
+        type: rasterhash
+
   - algorithm: native:reclassifybylayer
     name: Reclassify by layer
     params:
@@ -5602,5 +5625,28 @@ tests:
         hash: c29d14f71e8686f7445d53be646fce84702644f159fd0164ac38e861
         type: rasterhash
 
+  - algorithm: native:reclassifybylayer
+    name: Reclassify by layer with nulls
+    params:
+      DATA_TYPE: 5
+      INPUT_RASTER:
+        name: raster.tif
+        type: raster
+      INPUT_TABLE:
+        name: custom/reclassify_layer_nulls.gml
+        type: vector
+      MAX_FIELD: max
+      MIN_FIELD: min
+      NODATA_FOR_MISSING: false
+      NO_DATA: -9999.0
+      RANGE_BOUNDARIES: 0
+      RASTER_BAND: 1
+      VALUE_FIELD: value
+    results:
+      OUTPUT:
+        hash: c29d14f71e8686f7445d53be646fce84702644f159fd0164ac38e861
+        type: rasterhash
+
+
 
 # See ../README.md for a description of the file format