TSK-1012: Add dynamic list of pojos for pojotesting

(cherry picked from commit a97fdfa4bdb7a99ab65638ee5e282a659c09e77d)

lib/taskana-core/src/main/java/pro/taskana/impl/DaysToWorkingDaysConverter.java

@@ -11,7 +11,6 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
-import java.util.Objects;
 import java.util.Set;
 import java.util.stream.LongStream;
 import java.util.stream.Stream;
@@ -290,25 +289,6 @@ public final class DaysToWorkingDaysConverter {
             + '}';
     }
 
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) {
-            return true;
-        }
-        if (o == null || getClass() != o.getClass()) {
-            return false;
-        }
-        DaysToWorkingDaysConverter that = (DaysToWorkingDaysConverter) o;
-        return positiveDaysToWorkingDays.equals(that.positiveDaysToWorkingDays)
-            && negativeDaysToWorkingDays.equals(that.negativeDaysToWorkingDays)
-            && dateCreated.equals(that.dateCreated);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(positiveDaysToWorkingDays, negativeDaysToWorkingDays, dateCreated);
-    }
-
     /**
      * Enumeration of German holidays.
      */

lib/taskana-core/src/test/java/pro/taskana/PojoTest.java

@@ -4,7 +4,9 @@ import java.util.Collection;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.DynamicTest;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.TestFactory;
 
 import com.openpojo.reflection.impl.PojoClassFactory;
@@ -17,24 +19,22 @@ import com.openpojo.validation.rule.impl.SetterMustExistRule;
 import com.openpojo.validation.test.Tester;
 import com.openpojo.validation.test.impl.GetterTester;
 import com.openpojo.validation.test.impl.SetterTester;
+import com.tngtech.archunit.core.domain.JavaClass;
+import com.tngtech.archunit.core.importer.ClassFileImporter;
 
 import nl.jqno.equalsverifier.EqualsVerifier;
 import nl.jqno.equalsverifier.Warning;
-import pro.taskana.impl.AttachmentImpl;
-import pro.taskana.impl.AttachmentSummaryImpl;
-import pro.taskana.impl.ClassificationImpl;
-import pro.taskana.impl.ClassificationSummaryImpl;
-import pro.taskana.impl.TaskImpl;
-import pro.taskana.impl.TaskSummaryImpl;
-import pro.taskana.impl.WorkbasketAccessItemImpl;
-import pro.taskana.impl.WorkbasketImpl;
-import pro.taskana.impl.WorkbasketSummaryImpl;
 
 /**
  * check classes with a custom equals and hashcode implementation for correctness.
  */
 class PojoTest {
 
+    @Test
+    void testsThatPojoClassesAreFound() {
+        Assertions.assertTrue(getPojoClasses().count() > 0);
+    }
+
     @TestFactory
     Collection<DynamicTest> equalsContract() {
         return
@@ -46,7 +46,8 @@ class PojoTest {
 
     @TestFactory
     Collection<DynamicTest> validateGetters() {
-        return getPojoClasses()
+        return
+            getPojoClasses()
                 .map(cl -> DynamicTest.dynamicTest("Check Getter exist for " + cl.getSimpleName(),
                     () -> validateWithRules(cl, new GetterMustExistRule())
                 ))
@@ -55,7 +56,8 @@ class PojoTest {
 
     @TestFactory
     Collection<DynamicTest> validateSetters() {
-        return getPojoClasses()
+        return
+            getPojoClasses()
                 .map(cl -> DynamicTest.dynamicTest("Check Setter for " + cl.getSimpleName(),
                     () -> validateWithRules(cl, new SetterMustExistRule())
                 ))
@@ -64,7 +66,8 @@ class PojoTest {
 
     @TestFactory
     Collection<DynamicTest> validateGetAndSet() {
-        return getPojoClasses()
+        return
+            getPojoClasses()
                 .map(cl -> DynamicTest.dynamicTest("Test set & get " + cl.getSimpleName(),
                     () -> validateWithTester(cl, new GetterTester(), new SetterTester())
                 ))
@@ -73,7 +76,8 @@ class PojoTest {
 
     @TestFactory
     Collection<DynamicTest> validateNoStaticExceptFinalFields() {
-        return getPojoClasses()
+        return
+            getPojoClasses()
                 .map(cl -> DynamicTest.dynamicTest("Check static fields for " + cl.getSimpleName(),
                     () -> validateWithRules(cl, new NoStaticExceptFinalRule())
                 ))
@@ -82,7 +86,8 @@ class PojoTest {
 
     @TestFactory
     Collection<DynamicTest> validateNoPublicFields() {
-        return getPojoClasses()
+        return
+            getPojoClasses()
                 .map(cl -> DynamicTest.dynamicTest("Check public fields for " + cl.getSimpleName(),
                     () -> validateWithRules(cl, new NoPublicFieldsRule())
                 ))
@@ -110,21 +115,12 @@ class PojoTest {
             .verify();
     }
 
-    //TODO find a way to dynamically create a list with custom implemented equals or hash methods.
     private Stream<Class<?>> getPojoClasses() {
-        return Stream.of(
-            KeyDomain.class,
-            ObjectReference.class,
-            TimeInterval.class,
-            AttachmentImpl.class,
-            AttachmentSummaryImpl.class,
-            ClassificationImpl.class,
-            ClassificationSummaryImpl.class,
-            TaskImpl.class,
-            TaskSummaryImpl.class,
-            WorkbasketAccessItemImpl.class,
-            WorkbasketImpl.class,
-            WorkbasketSummaryImpl.class
-        );
+        //TODO how to identify pojos? Is overwritten equals method enough?
+        return new ClassFileImporter().importPackages("pro.taskana")
+            .stream()
+            .filter(javaClass -> javaClass.tryGetMethod("equals", Object.class).isPresent())
+            .map(JavaClass::reflect);
     }
 }
+

lib/taskana-core/src/test/java/pro/taskana/impl/DaysToWorkingDaysConverterTest.java

@@ -30,19 +30,6 @@ class DaysToWorkingDaysConverterTest {
         DaysToWorkingDaysConverter.setCustomHolidays(Arrays.asList(dayOfReformation, allSaintsDays));
     }
 
-    @Test
-    void testInitializeForDifferentReportLineItemDefinitions() throws InvalidArgumentException {
-        DaysToWorkingDaysConverter instance1 = DaysToWorkingDaysConverter
-            .initialize(getShortListOfColumnHeaders(), Instant.parse("2018-02-03T00:00:00.000Z"));
-        DaysToWorkingDaysConverter instance2 = DaysToWorkingDaysConverter
-            .initialize(getShortListOfColumnHeaders(), Instant.parse("2018-02-03T00:00:00.000Z"));
-        DaysToWorkingDaysConverter instance3 = DaysToWorkingDaysConverter
-            .initialize(getLargeListOfColumnHeaders(), Instant.parse("2018-02-03T00:00:00.000Z"));
-
-        assertEquals(instance1, instance2);
-        assertNotEquals(instance1, instance3);
-    }
-
     @Test
     void testConvertWorkingDaysToDaysForTasks() throws InvalidArgumentException {
         List<TimeIntervalColumnHeader> reportItems = singletonList(new TimeIntervalColumnHeader(0));