feat: add RS_Divide java test

apache · Sep 19, 2023 · 6743f85 · 6743f85
1 parent fca0a32
commit 6743f85
Showing 1 changed file with 15 additions and 1 deletion.
diff --git a/common/src/test/java/org/apache/sedona/common/raster/MapAlgebraTest.java b/common/src/test/java/org/apache/sedona/common/raster/MapAlgebraTest.java
@@ -25,7 +25,6 @@
 import org.opengis.referencing.FactoryException;
 
 import java.awt.image.DataBuffer;
-import java.util.Arrays;
 import java.util.Random;
 
 import static org.junit.Assert.*;
@@ -241,6 +240,21 @@ public void testMultiply() {
         assertArrayEquals(expected, actual, 0.1d);
     }
 
+    @Test
+    public void testDivide() {
+        double[] band1 = new double[] {20.43, 40.67, 60.91};
+        double[] band2 = new double[] {2.84, 5.26, 8.97};
+        double[] actual = MapAlgebra.divide(band1, band2);
+        double[] expected = new double[] {7.19, 7.73, 6.79};
+        assertArrayEquals(expected, actual, 0.001d);
+
+        band1 = new double[] {200, 400, 500};
+        band2 = new double[] {2, 2.5, 3};
+        actual = MapAlgebra.divide(band1, band2);
+        expected = new double[] {100.0, 160.0, 166.67};
+        assertArrayEquals(expected, actual, 0.01d);
+    }
+
     @Test
     public void testMapAlgebra() throws FactoryException {
         Random random = new Random();