diff --git a/core-java/.classpath b/core-java/.classpath
deleted file mode 100644
index ca829f1262..0000000000
--- a/core-java/.classpath
+++ /dev/null
@@ -1,36 +0,0 @@
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
diff --git a/core-java/.externalToolBuilders/org.eclipse.wst.jsdt.core.javascriptValidator.launch b/core-java/.externalToolBuilders/org.eclipse.wst.jsdt.core.javascriptValidator.launch
deleted file mode 100644
index 627021fb96..0000000000
--- a/core-java/.externalToolBuilders/org.eclipse.wst.jsdt.core.javascriptValidator.launch
+++ /dev/null
@@ -1,7 +0,0 @@
-
-
-
-
-
-
-
diff --git a/core-java/.project b/core-java/.project
deleted file mode 100644
index 12bfa7d869..0000000000
--- a/core-java/.project
+++ /dev/null
@@ -1,36 +0,0 @@
-
-
- core-java
-
-
-
-
-
- org.eclipse.jdt.core.javabuilder
-
-
-
-
- org.eclipse.wst.common.project.facet.core.builder
-
-
-
-
- org.eclipse.wst.validation.validationbuilder
-
-
-
-
- org.eclipse.m2e.core.maven2Builder
-
-
-
-
-
- org.eclipse.jem.workbench.JavaEMFNature
- org.eclipse.wst.common.modulecore.ModuleCoreNature
- org.eclipse.jdt.core.javanature
- org.eclipse.m2e.core.maven2Nature
- org.eclipse.wst.common.project.facet.core.nature
-
-
diff --git a/core-java/.settings/.jsdtscope b/core-java/.settings/.jsdtscope
deleted file mode 100644
index 7b3f0c8b9f..0000000000
--- a/core-java/.settings/.jsdtscope
+++ /dev/null
@@ -1,5 +0,0 @@
-
-
-
-
-
diff --git a/core-java/.settings/org.eclipse.jdt.core.prefs b/core-java/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100644
index 1882edb712..0000000000
--- a/core-java/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,100 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.annotation.inheritNullAnnotations=disabled
-org.eclipse.jdt.core.compiler.annotation.missingNonNullByDefaultAnnotation=ignore
-org.eclipse.jdt.core.compiler.annotation.nonnull=org.eclipse.jdt.annotation.NonNull
-org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annotation.NonNullByDefault
-org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
-org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
-org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.8
-org.eclipse.jdt.core.compiler.debug.lineNumber=generate
-org.eclipse.jdt.core.compiler.debug.localVariable=generate
-org.eclipse.jdt.core.compiler.debug.sourceFile=generate
-org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
-org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
-org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
-org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
-org.eclipse.jdt.core.compiler.problem.deadCode=warning
-org.eclipse.jdt.core.compiler.problem.deprecation=warning
-org.eclipse.jdt.core.compiler.problem.deprecationInDeprecatedCode=disabled
-org.eclipse.jdt.core.compiler.problem.deprecationWhenOverridingDeprecatedMethod=disabled
-org.eclipse.jdt.core.compiler.problem.discouragedReference=warning
-org.eclipse.jdt.core.compiler.problem.emptyStatement=ignore
-org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
-org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
-org.eclipse.jdt.core.compiler.problem.fieldHiding=error
-org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
-org.eclipse.jdt.core.compiler.problem.finallyBlockNotCompletingNormally=warning
-org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.problem.hiddenCatchBlock=warning
-org.eclipse.jdt.core.compiler.problem.includeNullInfoFromAsserts=disabled
-org.eclipse.jdt.core.compiler.problem.incompatibleNonInheritedInterfaceMethod=warning
-org.eclipse.jdt.core.compiler.problem.incompleteEnumSwitch=ignore
-org.eclipse.jdt.core.compiler.problem.indirectStaticAccess=ignore
-org.eclipse.jdt.core.compiler.problem.localVariableHiding=error
-org.eclipse.jdt.core.compiler.problem.methodWithConstructorName=warning
-org.eclipse.jdt.core.compiler.problem.missingDefaultCase=ignore
-org.eclipse.jdt.core.compiler.problem.missingDeprecatedAnnotation=ignore
-org.eclipse.jdt.core.compiler.problem.missingEnumCaseDespiteDefault=disabled
-org.eclipse.jdt.core.compiler.problem.missingHashCodeMethod=ignore
-org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotation=ignore
-org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotationForInterfaceMethodImplementation=enabled
-org.eclipse.jdt.core.compiler.problem.missingSerialVersion=warning
-org.eclipse.jdt.core.compiler.problem.missingSynchronizedOnInheritedMethod=ignore
-org.eclipse.jdt.core.compiler.problem.noEffectAssignment=warning
-org.eclipse.jdt.core.compiler.problem.noImplicitStringConversion=warning
-org.eclipse.jdt.core.compiler.problem.nonExternalizedStringLiteral=ignore
-org.eclipse.jdt.core.compiler.problem.nonnullParameterAnnotationDropped=warning
-org.eclipse.jdt.core.compiler.problem.nullAnnotationInferenceConflict=error
-org.eclipse.jdt.core.compiler.problem.nullReference=warning
-org.eclipse.jdt.core.compiler.problem.nullSpecViolation=error
-org.eclipse.jdt.core.compiler.problem.nullUncheckedConversion=warning
-org.eclipse.jdt.core.compiler.problem.overridingPackageDefaultMethod=warning
-org.eclipse.jdt.core.compiler.problem.parameterAssignment=ignore
-org.eclipse.jdt.core.compiler.problem.possibleAccidentalBooleanAssignment=ignore
-org.eclipse.jdt.core.compiler.problem.potentialNullReference=ignore
-org.eclipse.jdt.core.compiler.problem.potentiallyUnclosedCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.rawTypeReference=warning
-org.eclipse.jdt.core.compiler.problem.redundantNullAnnotation=warning
-org.eclipse.jdt.core.compiler.problem.redundantNullCheck=ignore
-org.eclipse.jdt.core.compiler.problem.redundantSpecificationOfTypeArguments=ignore
-org.eclipse.jdt.core.compiler.problem.redundantSuperinterface=ignore
-org.eclipse.jdt.core.compiler.problem.reportMethodCanBePotentiallyStatic=ignore
-org.eclipse.jdt.core.compiler.problem.reportMethodCanBeStatic=ignore
-org.eclipse.jdt.core.compiler.problem.specialParameterHidingField=disabled
-org.eclipse.jdt.core.compiler.problem.staticAccessReceiver=warning
-org.eclipse.jdt.core.compiler.problem.suppressOptionalErrors=disabled
-org.eclipse.jdt.core.compiler.problem.suppressWarnings=enabled
-org.eclipse.jdt.core.compiler.problem.syntacticNullAnalysisForFields=disabled
-org.eclipse.jdt.core.compiler.problem.syntheticAccessEmulation=ignore
-org.eclipse.jdt.core.compiler.problem.typeParameterHiding=error
-org.eclipse.jdt.core.compiler.problem.unavoidableGenericTypeProblems=enabled
-org.eclipse.jdt.core.compiler.problem.uncheckedTypeOperation=warning
-org.eclipse.jdt.core.compiler.problem.unclosedCloseable=warning
-org.eclipse.jdt.core.compiler.problem.undocumentedEmptyBlock=ignore
-org.eclipse.jdt.core.compiler.problem.unhandledWarningToken=warning
-org.eclipse.jdt.core.compiler.problem.unnecessaryElse=ignore
-org.eclipse.jdt.core.compiler.problem.unnecessaryTypeCheck=ignore
-org.eclipse.jdt.core.compiler.problem.unqualifiedFieldAccess=ignore
-org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownException=ignore
-org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionExemptExceptionAndThrowable=enabled
-org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionIncludeDocCommentReference=enabled
-org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionWhenOverriding=disabled
-org.eclipse.jdt.core.compiler.problem.unusedImport=warning
-org.eclipse.jdt.core.compiler.problem.unusedLabel=warning
-org.eclipse.jdt.core.compiler.problem.unusedLocal=warning
-org.eclipse.jdt.core.compiler.problem.unusedObjectAllocation=ignore
-org.eclipse.jdt.core.compiler.problem.unusedParameter=ignore
-org.eclipse.jdt.core.compiler.problem.unusedParameterIncludeDocCommentReference=enabled
-org.eclipse.jdt.core.compiler.problem.unusedParameterWhenImplementingAbstract=disabled
-org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disabled
-org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
-org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
-org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
-org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
-org.eclipse.jdt.core.compiler.source=1.8
diff --git a/core-java/.settings/org.eclipse.jdt.ui.prefs b/core-java/.settings/org.eclipse.jdt.ui.prefs
deleted file mode 100644
index 471e9b0d81..0000000000
--- a/core-java/.settings/org.eclipse.jdt.ui.prefs
+++ /dev/null
@@ -1,55 +0,0 @@
-#Sat Jan 21 23:04:06 EET 2012
-eclipse.preferences.version=1
-editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
-sp_cleanup.add_default_serial_version_id=true
-sp_cleanup.add_generated_serial_version_id=false
-sp_cleanup.add_missing_annotations=true
-sp_cleanup.add_missing_deprecated_annotations=true
-sp_cleanup.add_missing_methods=false
-sp_cleanup.add_missing_nls_tags=false
-sp_cleanup.add_missing_override_annotations=true
-sp_cleanup.add_missing_override_annotations_interface_methods=true
-sp_cleanup.add_serial_version_id=false
-sp_cleanup.always_use_blocks=true
-sp_cleanup.always_use_parentheses_in_expressions=true
-sp_cleanup.always_use_this_for_non_static_field_access=false
-sp_cleanup.always_use_this_for_non_static_method_access=false
-sp_cleanup.convert_to_enhanced_for_loop=true
-sp_cleanup.correct_indentation=true
-sp_cleanup.format_source_code=true
-sp_cleanup.format_source_code_changes_only=true
-sp_cleanup.make_local_variable_final=true
-sp_cleanup.make_parameters_final=true
-sp_cleanup.make_private_fields_final=false
-sp_cleanup.make_type_abstract_if_missing_method=false
-sp_cleanup.make_variable_declarations_final=true
-sp_cleanup.never_use_blocks=false
-sp_cleanup.never_use_parentheses_in_expressions=false
-sp_cleanup.on_save_use_additional_actions=true
-sp_cleanup.organize_imports=true
-sp_cleanup.qualify_static_field_accesses_with_declaring_class=false
-sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
-sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
-sp_cleanup.qualify_static_member_accesses_with_declaring_class=true
-sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
-sp_cleanup.remove_private_constructors=true
-sp_cleanup.remove_trailing_whitespaces=true
-sp_cleanup.remove_trailing_whitespaces_all=true
-sp_cleanup.remove_trailing_whitespaces_ignore_empty=false
-sp_cleanup.remove_unnecessary_casts=true
-sp_cleanup.remove_unnecessary_nls_tags=false
-sp_cleanup.remove_unused_imports=true
-sp_cleanup.remove_unused_local_variables=false
-sp_cleanup.remove_unused_private_fields=true
-sp_cleanup.remove_unused_private_members=false
-sp_cleanup.remove_unused_private_methods=true
-sp_cleanup.remove_unused_private_types=true
-sp_cleanup.sort_members=false
-sp_cleanup.sort_members_all=false
-sp_cleanup.use_blocks=false
-sp_cleanup.use_blocks_only_for_return_and_throw=false
-sp_cleanup.use_parentheses_in_expressions=false
-sp_cleanup.use_this_for_non_static_field_access=true
-sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=true
-sp_cleanup.use_this_for_non_static_method_access=true
-sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=true
diff --git a/core-java/.settings/org.eclipse.m2e.core.prefs b/core-java/.settings/org.eclipse.m2e.core.prefs
deleted file mode 100644
index f897a7f1cb..0000000000
--- a/core-java/.settings/org.eclipse.m2e.core.prefs
+++ /dev/null
@@ -1,4 +0,0 @@
-activeProfiles=
-eclipse.preferences.version=1
-resolveWorkspaceProjects=true
-version=1
diff --git a/core-java/.settings/org.eclipse.m2e.wtp.prefs b/core-java/.settings/org.eclipse.m2e.wtp.prefs
deleted file mode 100644
index ef86089622..0000000000
--- a/core-java/.settings/org.eclipse.m2e.wtp.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.m2e.wtp.enabledProjectSpecificPrefs=false
diff --git a/core-java/.settings/org.eclipse.wst.common.component b/core-java/.settings/org.eclipse.wst.common.component
deleted file mode 100644
index e98377cb0f..0000000000
--- a/core-java/.settings/org.eclipse.wst.common.component
+++ /dev/null
@@ -1,8 +0,0 @@
-
-
-
-
-
-
-
-
diff --git a/core-java/.settings/org.eclipse.wst.common.project.facet.core.xml b/core-java/.settings/org.eclipse.wst.common.project.facet.core.xml
deleted file mode 100644
index f4ef8aa0a5..0000000000
--- a/core-java/.settings/org.eclipse.wst.common.project.facet.core.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-
-
-
-
diff --git a/core-java/.settings/org.eclipse.wst.jsdt.ui.superType.container b/core-java/.settings/org.eclipse.wst.jsdt.ui.superType.container
deleted file mode 100644
index 3bd5d0a480..0000000000
--- a/core-java/.settings/org.eclipse.wst.jsdt.ui.superType.container
+++ /dev/null
@@ -1 +0,0 @@
-org.eclipse.wst.jsdt.launching.baseBrowserLibrary
\ No newline at end of file
diff --git a/core-java/.settings/org.eclipse.wst.jsdt.ui.superType.name b/core-java/.settings/org.eclipse.wst.jsdt.ui.superType.name
deleted file mode 100644
index 05bd71b6ec..0000000000
--- a/core-java/.settings/org.eclipse.wst.jsdt.ui.superType.name
+++ /dev/null
@@ -1 +0,0 @@
-Window
\ No newline at end of file
diff --git a/core-java/.settings/org.eclipse.wst.validation.prefs b/core-java/.settings/org.eclipse.wst.validation.prefs
deleted file mode 100644
index cacf5451ae..0000000000
--- a/core-java/.settings/org.eclipse.wst.validation.prefs
+++ /dev/null
@@ -1,14 +0,0 @@
-DELEGATES_PREFERENCE=delegateValidatorList
-USER_BUILD_PREFERENCE=enabledBuildValidatorListorg.eclipse.jst.j2ee.internal.classpathdep.ClasspathDependencyValidator;
-USER_MANUAL_PREFERENCE=enabledManualValidatorListorg.eclipse.jst.j2ee.internal.classpathdep.ClasspathDependencyValidator;
-USER_PREFERENCE=overrideGlobalPreferencestruedisableAllValidationfalseversion1.2.303.v201202090300
-eclipse.preferences.version=1
-override=true
-suspend=false
-vals/org.eclipse.jst.jsf.ui.JSFAppConfigValidator/global=FF01
-vals/org.eclipse.jst.jsp.core.JSPBatchValidator/global=FF01
-vals/org.eclipse.jst.jsp.core.JSPContentValidator/global=FF01
-vals/org.eclipse.jst.jsp.core.TLDValidator/global=FF01
-vals/org.eclipse.wst.dtd.core.dtdDTDValidator/global=FF01
-vals/org.eclipse.wst.jsdt.web.core.JsBatchValidator/global=TF02
-vf.version=3
diff --git a/core-java/.settings/org.eclipse.wst.ws.service.policy.prefs b/core-java/.settings/org.eclipse.wst.ws.service.policy.prefs
deleted file mode 100644
index 9cfcabe16f..0000000000
--- a/core-java/.settings/org.eclipse.wst.ws.service.policy.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.wst.ws.service.policy.projectEnabled=false
diff --git a/core-java/.springBeans b/core-java/.springBeans
deleted file mode 100644
index a79097f40d..0000000000
--- a/core-java/.springBeans
+++ /dev/null
@@ -1,14 +0,0 @@
-
-
- 1
-
-
-
-
-
-
- src/main/webapp/WEB-INF/api-servlet.xml
-
-
-
-
diff --git a/core-java/pom.xml b/core-java/pom.xml
index cb194a6d9f..bc533607e7 100644
--- a/core-java/pom.xml
+++ b/core-java/pom.xml
@@ -101,6 +101,22 @@
test
+
+ org.assertj
+ assertj-core
+ ${assertj.version}
+ test
+
+
+
+ org.testng
+ testng
+ ${testng.version}
+ test
+
+
+
+
org.mockito
mockito-core
@@ -169,6 +185,8 @@
1.3
4.12
1.10.19
+ 6.8
+ 3.5.1
4.4.1
4.5
diff --git a/core-java/src/test/java/org/baeldung/java/lists/ListAssertJTest.java b/core-java/src/test/java/org/baeldung/java/lists/ListAssertJTest.java
new file mode 100644
index 0000000000..b8926946a9
--- /dev/null
+++ b/core-java/src/test/java/org/baeldung/java/lists/ListAssertJTest.java
@@ -0,0 +1,25 @@
+package org.baeldung.java.lists;
+
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class ListAssertJTest {
+
+ private final List list1 = Arrays.asList("1", "2", "3", "4");
+ private final List list2 = Arrays.asList("1", "2", "3", "4");
+ private final List list3 = Arrays.asList("1", "2", "4", "3");
+
+ @Test
+ public void whenTestingForEquality_ShouldBeEqual() throws Exception {
+ assertThat(list1)
+ .isEqualTo(list2)
+ .isNotEqualTo(list3);
+
+ assertThat(list1.equals(list2)).isTrue();
+ assertThat(list1.equals(list3)).isFalse();
+ }
+}
diff --git a/core-java/src/test/java/org/baeldung/java/lists/ListJUnitTest.java b/core-java/src/test/java/org/baeldung/java/lists/ListJUnitTest.java
new file mode 100644
index 0000000000..7dddf6c2ce
--- /dev/null
+++ b/core-java/src/test/java/org/baeldung/java/lists/ListJUnitTest.java
@@ -0,0 +1,21 @@
+package org.baeldung.java.lists;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class ListJUnitTest {
+
+ private final List list1 = Arrays.asList("1", "2", "3", "4");
+ private final List list2 = Arrays.asList("1", "2", "3", "4");
+ private final List list3 = Arrays.asList("1", "2", "4", "3");
+
+ @Test
+ public void whenTestingForEquality_ShouldBeEqual() throws Exception {
+ Assert.assertEquals(list1, list2);
+ Assert.assertNotSame(list1, list2);
+ Assert.assertNotEquals(list1, list3);
+ }
+}
diff --git a/core-java/src/test/java/org/baeldung/java/lists/ListTestNGTest.java b/core-java/src/test/java/org/baeldung/java/lists/ListTestNGTest.java
new file mode 100644
index 0000000000..fa80d0e224
--- /dev/null
+++ b/core-java/src/test/java/org/baeldung/java/lists/ListTestNGTest.java
@@ -0,0 +1,21 @@
+package org.baeldung.java.lists;
+
+import org.testng.Assert;
+import org.testng.annotations.Test;
+
+import java.util.Arrays;
+import java.util.List;
+
+public class ListTestNGTest {
+
+ private final List list1 = Arrays.asList("1", "2", "3", "4");
+ private final List list2 = Arrays.asList("1", "2", "3", "4");
+ private final List list3 = Arrays.asList("1", "2", "4", "3");
+
+ @Test
+ public void whenTestingForEquality_ShouldBeEqual() throws Exception {
+ Assert.assertEquals(list1, list2);
+ Assert.assertNotSame(list1, list2);
+ Assert.assertNotEquals(list1, list3);
+ }
+}