Add unit test and javadocs for Dimensions2D

Author: AnhelinaM

pdfocr-onnxtr/src/main/java/com/itextpdf/pdfocr/onnxtr/util/Dimensions2D.java

@@ -31,15 +31,31 @@ public class Dimensions2D {
     private final int width;
     private final int height;
 
+    /**
+     * Creates new {@link Dimensions2D} instance.
+     *
+     * @param width width dimension
+     * @param height height dimension
+     */
     public Dimensions2D(int width, int height) {
         this.width = width;
         this.height = height;
     }
 
+    /**
+     * Gets width of the {@link Dimensions2D} instance.
+     *
+     * @return width of the {@link Dimensions2D} instance
+     */
     public int getWidth() {
         return width;
     }
 
+    /**
+     * Gets height of the {@link Dimensions2D} instance.
+     *
+     * @return height of the {@link Dimensions2D} instance
+     */
     public int getHeight() {
         return height;
     }

pdfocr-onnxtr/src/test/java/com/itextpdf/pdfocr/onnxtr/util/Dimensions2DUnitTest.java

@@ -0,0 +1,65 @@
+/*
+    This file is part of the iText (R) project.
+    Copyright (c) 1998-2025 Apryse Group NV
+    Authors: Apryse Software.
+
+    This program is offered under a commercial and under the AGPL license.
+    For commercial licensing, contact us at https://itextpdf.com/sales.  For AGPL licensing, see below.
+
+    AGPL licensing:
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package com.itextpdf.pdfocr.onnxtr.util;
+
+import com.itextpdf.test.ExtendedITextTest;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Tag;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import java.util.Arrays;
+
+@Tag("UnitTest")
+public class Dimensions2DUnitTest extends ExtendedITextTest {
+
+    public static Iterable<Object[]> equalsFalse() {
+        return Arrays.asList(new Object[][]{
+                {new Dimensions2D(100, 20), null},
+                {new Dimensions2D(100, 20), "different class"},
+                {new Dimensions2D(100, 700), new Dimensions2D(100, 800)},
+                {new Dimensions2D(100, 800), new Dimensions2D(200, 800)},
+                {new Dimensions2D(100, 700), new Dimensions2D(200, 800)},
+        });
+    }
+
+    public static Iterable<Object[]> equalsTrue() {
+        Dimensions2D dimensions2D = new Dimensions2D(100, 200);
+        return Arrays.asList(new Object[][]{
+                {dimensions2D, new Dimensions2D(100, 200)},
+                {dimensions2D, dimensions2D},
+        });
+    }
+
+    @ParameterizedTest(name = "first: {0}, second: {1}")
+    @MethodSource("equalsFalse")
+    public void equalsNegativeTest(Dimensions2D first, Object second) {
+        Assertions.assertNotEquals(first, second);
+    }
+
+    @ParameterizedTest(name = "first: {0}, second: {1}")
+    @MethodSource("equalsTrue")
+    public void equalsPositiveTest(Dimensions2D first, Dimensions2D second) {
+        Assertions.assertEquals(first, second);
+    }
+}