Improve ProductData and AbstractContextBasedITextEvent#setMetaInfo test coverage

DEVSIX-5706

Author: yulian-gaponenko

itext.tests/itext.commons.tests/itext/commons/actions/AbstractContextBasedITextEventTest.cs

@@ -0,0 +1,60 @@
+/*
+This file is part of the iText (R) project.
+Copyright (c) 1998-2021 iText Group NV
+Authors: iText 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/>.
+*/
+using System;
+using iText.Commons.Actions.Contexts;
+using iText.Commons.Actions.Data;
+using iText.Commons.Ecosystem;
+using iText.Commons.Exceptions;
+using iText.Test;
+
+namespace iText.Commons.Actions {
+    public class AbstractContextBasedITextEventTest : ExtendedITextTest {
+        [NUnit.Framework.Test]
+        public virtual void SetMetaInfoTest() {
+            AbstractContextBasedITextEventTest.BasicAbstractContextBasedITextEvent e = new AbstractContextBasedITextEventTest.BasicAbstractContextBasedITextEvent
+                (CommonsProductData.GetInstance(), null);
+            TestMetaInfo metaInfoAfter = new TestMetaInfo("meta-info-after");
+            e.SetMetaInfo(metaInfoAfter);
+            NUnit.Framework.Assert.AreSame(metaInfoAfter, e.GetMetaInfo());
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ResetMetaInfoForbiddenTest() {
+            TestMetaInfo metaInfoBefore = new TestMetaInfo("meta-info-before");
+            TestMetaInfo metaInfoAfter = new TestMetaInfo("meta-info-after");
+            AbstractContextBasedITextEventTest.BasicAbstractContextBasedITextEvent e = new AbstractContextBasedITextEventTest.BasicAbstractContextBasedITextEvent
+                (CommonsProductData.GetInstance(), metaInfoBefore);
+            NUnit.Framework.Assert.AreSame(metaInfoBefore, e.GetMetaInfo());
+            Exception exception = NUnit.Framework.Assert.Catch(typeof(InvalidOperationException), () => e.SetMetaInfo(
+                metaInfoAfter));
+            NUnit.Framework.Assert.AreEqual(CommonsExceptionMessageConstant.META_INFO_SHOULDNT_BE_NULL, exception.Message
+                );
+        }
+
+        private class BasicAbstractContextBasedITextEvent : AbstractContextBasedITextEvent {
+            protected internal BasicAbstractContextBasedITextEvent(ProductData productData, IMetaInfo metaInfo)
+                : base(productData, metaInfo) {
+            }
+        }
+    }
+}

itext.tests/itext.commons.tests/itext/commons/actions/data/ProductDataTest.cs

@@ -33,5 +33,32 @@ public virtual void ProductDataCreationTest() {
             NUnit.Framework.Assert.AreEqual(1900, productData.GetSinceCopyrightYear());
             NUnit.Framework.Assert.AreEqual(2100, productData.GetToCopyrightYear());
         }
+
+        [NUnit.Framework.Test]
+        public virtual void EqualsTest() {
+            ProductData a = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+            ProductData b = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+            NUnit.Framework.Assert.AreEqual(a, a);
+            NUnit.Framework.Assert.AreEqual(a, b);
+            NUnit.Framework.Assert.AreEqual(b, a);
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void NotEqualsTest() {
+            ProductData a = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+            ProductData d = new ProductData("publicProductName", "productName", "1.2", 1910, 2110);
+            NUnit.Framework.Assert.AreNotEqual(a, d);
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void HashCodeTest() {
+            ProductData a = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+            ProductData b = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+            NUnit.Framework.Assert.AreEqual(a, b);
+            NUnit.Framework.Assert.AreEqual(a.GetHashCode(), b.GetHashCode());
+            int h1 = a.GetHashCode();
+            int h2 = a.GetHashCode();
+            NUnit.Framework.Assert.AreEqual(h1, h2);
+        }
     }
 }