Improve ProductData and AbstractContextBasedITextEvent#setMetaInfo test coverage

DEVSIX-5706

Author: yulian-gaponenko

commons/src/test/java/com/itextpdf/commons/actions/AbstractContextBasedITextEventTest.java

@@ -0,0 +1,47 @@
+package com.itextpdf.commons.actions;
+
+import com.itextpdf.commons.actions.contexts.IMetaInfo;
+import com.itextpdf.commons.actions.data.CommonsProductData;
+import com.itextpdf.commons.actions.data.ProductData;
+import com.itextpdf.commons.ecosystem.TestMetaInfo;
+import com.itextpdf.commons.exceptions.CommonsExceptionMessageConstant;
+import com.itextpdf.test.ExtendedITextTest;
+import com.itextpdf.test.annotations.type.UnitTest;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+@Category(UnitTest.class)
+public class AbstractContextBasedITextEventTest extends ExtendedITextTest {
+
+    @Test
+    public void setMetaInfoTest() {
+        BasicAbstractContextBasedITextEvent e =
+                new BasicAbstractContextBasedITextEvent(CommonsProductData.getInstance(), null);
+
+        TestMetaInfo metaInfoAfter = new TestMetaInfo("meta-info-after");
+        e.setMetaInfo(metaInfoAfter);
+        Assert.assertSame(metaInfoAfter, e.getMetaInfo());
+    }
+
+    @Test
+    public void resetMetaInfoForbiddenTest() {
+        TestMetaInfo metaInfoBefore = new TestMetaInfo("meta-info-before");
+        TestMetaInfo metaInfoAfter = new TestMetaInfo("meta-info-after");
+        BasicAbstractContextBasedITextEvent e =
+                new BasicAbstractContextBasedITextEvent(CommonsProductData.getInstance(), metaInfoBefore);
+
+        Assert.assertSame(metaInfoBefore, e.getMetaInfo());
+
+        Exception exception = Assert.assertThrows(IllegalStateException.class, () -> e.setMetaInfo(metaInfoAfter));
+        Assert.assertEquals(CommonsExceptionMessageConstant.META_INFO_SHOULDNT_BE_NULL, exception.getMessage());
+    }
+
+    private static class BasicAbstractContextBasedITextEvent extends AbstractContextBasedITextEvent {
+        protected BasicAbstractContextBasedITextEvent(ProductData productData,
+                IMetaInfo metaInfo) {
+            super(productData, metaInfo);
+        }
+    }
+}

commons/src/test/java/com/itextpdf/commons/actions/data/ProductDataTest.java

@@ -41,4 +41,36 @@ public void productDataCreationTest() {
         Assert.assertEquals(1900, productData.getSinceCopyrightYear());
         Assert.assertEquals(2100, productData.getToCopyrightYear());
     }
+
+    @Test
+    public void equalsTest() {
+        ProductData a = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+        ProductData b = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+
+        Assert.assertEquals(a, a);
+
+        Assert.assertEquals(a, b);
+        Assert.assertEquals(b, a);
+    }
+
+    @Test
+    public void notEqualsTest() {
+        ProductData a = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+        ProductData d = new ProductData("publicProductName", "productName", "1.2", 1910, 2110);
+
+        Assert.assertNotEquals(a, d);
+    }
+
+    @Test
+    public void hashCodeTest() {
+        ProductData a = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+        ProductData b = new ProductData("publicProductName", "productName", "1.2", 1900, 2100);
+
+        Assert.assertEquals(a, b);
+        Assert.assertEquals(a.hashCode(), b.hashCode());
+
+        int h1 = a.hashCode();
+        int h2 = a.hashCode();
+        Assert.assertEquals(h1, h2);
+    }
 }