How to use assertNull method of org.assertj.core.internal.Objects class

Best Assertj code snippet using org.assertj.core.internal.Objects.assertNull

Source:Objects_assertNull_Test.java Github

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...23 * 24 * @author Alex Ruiz25 * @author Joel Costigliola26 */27public class Objects_assertNull_Test extends ObjectsBaseTest {28 @Test29 public void should_pass_if_object_is_null() {30 objects.assertNull(someInfo(), null);31 }32 @Test33 public void should_fail_if_object_is_not_null() {34 AssertionInfo info = someInfo();35 Object actual = new Object();36 try {37 objects.assertNull(info, actual);38 } catch (AssertionError e) {39 verify(failures).failure(info, shouldBeEqual(actual, null, info.representation()));40 return;41 }42 failBecauseExpectedAssertionErrorWasNotThrown();43 }44}

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Source:org.assertj.core.internal.objects.Objects_assertNull_Test-should_fail_if_object_is_not_null.java Github

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...19import org.assertj.core.internal.Objects;20import org.assertj.core.internal.ObjectsBaseTest;21import org.junit.Test;22/**23 * Tests for <code>{@link Objects#assertNull(AssertionInfo, Object)}</code>.24 * 25 * @author Alex Ruiz26 * @author Joel Costigliola27 */28public class Objects_assertNull_Test extends ObjectsBaseTest {29 @Test public void should_fail_if_object_is_not_null(){AssertionInfo info=someInfo();Object actual=new Object();try {objects.assertNull(info,actual);} catch (AssertionError e){verify(failures).failure(info,shouldBeEqual(actual,null,info.representation()));return;}failBecauseExpectedAssertionErrorWasNotThrown();}30}...

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Source:org.assertj.core.internal.objects.Objects_assertNull_Test-should_pass_if_object_is_null.java Github

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...19import org.assertj.core.internal.Objects;20import org.assertj.core.internal.ObjectsBaseTest;21import org.junit.Test;22/**23 * Tests for <code>{@link Objects#assertNull(AssertionInfo, Object)}</code>.24 * 25 * @author Alex Ruiz26 * @author Joel Costigliola27 */28public class Objects_assertNull_Test extends ObjectsBaseTest {29 @Test public void should_pass_if_object_is_null(){objects.assertNull(someInfo(),null);}30}...

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assertNull

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1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ObjectAssert;3import org.assertj.core.api.ObjectAssertBaseTest;4public class ObjectAssert_usingAssertNull_Test extends ObjectAssertBaseTest {5 protected ObjectAssert<Object> invoke_api_method() {6 return assertions.assertNull();7 }8 protected void verify_internal_effects() {9 Assertions.assertThat(getObjects(assertions)).assertNull(getInfo(assertions), getActual(assertions));10 }11}12import org.assertj.core.api.AbstractAssert;13import org.assertj.core.api.Assertions;14import org.assertj.core.internal.Objects;15import org.assertj.core.util.VisibleForTesting;16public class ObjectAssert<SELF extends ObjectAssert<SELF, ACTUAL>, ACTUAL> extends AbstractAssert<SELF, ACTUAL> {17 Objects objects = Objects.instance();18 public ObjectAssert(ACTUAL actual) {19 super(actual, ObjectAssert.class);20 }21 public SELF assertNull() {22 objects.assertNull(info, actual);23 return myself;24 }25}26import org.assertj.core.internal.Objects;27public class Objects_assertNull_Test extends ObjectsBaseTest {28 protected void initActualNull() {29 actual = null;30 }31 protected void verify_internal_effects() {32 verify(objects).assertEqual(getInfo(assertions), null, null);33 }34}35import org.assertj.core.util.VisibleForTesting;36public class Objects {37 Failures failures = Failures.instance();38 public void assertNull(AssertionInfo info, Object actual) {39 assertEqual(info, actual, null);40 }41}42import org.assertj.core.error.ShouldBeEqual;43import org.assertj.core.internal.Failures;44public class ShouldBeEqual extends BasicErrorMessageFactory {45 public static ErrorMessageFactory shouldBeEqual(Object actual, Object expected, ComparisonStrategy comparisonStrategy) {46 return new ShouldBeEqual(actual, expected, comparisonStrategy);47 }48 private ShouldBeEqual(Object actual, Object expected, ComparisonStrategy comparisonStrategy) {49 super("%nExpecting:%n <%s>%nto be equal to:%n <%s>%nwhen comparing values using '%s'", actual, expected, comparisonStrategy);50 }51}52import org.assertj.core.error.BasicErrorMessageFactory;53import org.assertj.core.error.ErrorMessageFactory;

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assertNull

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1package org.assertj.core.internal;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatExceptionOfType;4import static org.assertj.core.error.ShouldBeNull.shouldBeNull;5import static org.assertj.core.util.FailureMessages.actualIsNull;6import static org.assertj.core.util.Objects.areEqual;7import static org.assertj.core.util.Objects.areNotEqual;8import static org.assertj.core.util.Objects.hashCodeFor;9import static org.assertj.core.util.Preconditions.checkNotNull;10import static org.assertj.core.util.Preconditions.checkNotNullOrEmpty;11import static org.assertj.core.util.Preconditions.checkArgument;12import static org.assertj.core.util.Preconditions.checkState;13import static org.assertj.core.util.Preconditions.chec

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assertNull

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1package com.ack.junit.assertions.object;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class AssertNullTest {5 public void testAssertNull() {6 Object object = null;7 Assertions.assertThat( object ).as( "object should be null" ).isNull();8 }9}

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assertNull

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1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.Objects;3public class AssertJAssertNull {4 public static void main(String[] args) {5 Objects objects = new Objects();6 Object object = null;7 objects.assertNull(Assertions.info(), object);8 }9}10 at org.junit.Assert.assertEquals(Assert.java:115)11 at org.junit.Assert.assertEquals(Assert.java:144)12 at org.assertj.core.internal.Objects$ObjectsComparisonStrategy.assertHasSameClassAs(Objects.java:129)13 at org.assertj.core.internal.Objects$ObjectsComparisonStrategy.assertHasSameClassAs(Objects.java:119)14 at org.assertj.core.internal.Objects.assertHasSameClassAs(Objects.java:109)15 at org.assertj.core.internal.Objects.assertHasSameClassAs(Objects.java:105)16 at org.assertj.core.internal.Objects.assertHasSameClassAs(Objects.java:51)17 at org.assertj.core.internal.ObjectsBase.assertEqual(ObjectsBase.java:63)18 at org.assertj.core.internal.ObjectsBase.assertEqual(ObjectsBase.java:48)19 at org.assertj.core.internal.Objects.assertIsEqualToComparingFieldByFieldRecursively(Objects.java:775)20 at org.assertj.core.api.AbstractAssert.isEqualToComparingFieldByFieldRecursively(AbstractAssert.java:439)21 at org.assertj.core.api.ObjectAssert.isEqualToComparingFieldByFieldRecursively(ObjectAssert.java:100)22 at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:96)23 at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:101)24 at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:45)25 at AssertJAssertNull.main(AssertJAssertNull.java:11)26import org.junit.Test;27import static org.assertj.core.api.Assertions.*;28public class AssertJAssertNull {29 public void testAssertNull() {30 Object object = null;31 assertThat(object).isNull();32 }33}34 at org.junit.Assert.assertEquals(Assert.java:115)35 at org.junit.Assert.assertEquals(Assert.java:144)

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1import static org.assertj.core.api.Assertions.assertThat;2import org.junit.Test;3public class AssertjAssertNullTest {4 public void testAssertNull() {5 Object obj = null;6 assertThat(obj).isNull();7 }8}

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1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.Objects;3public class Test {4 public static void main(String[] args) {5 Objects objects = new Objects();6 String s = null;7 objects.assertNull(Assertions.info(), s);8 }9}10import org.assertj.core.api.Assertions;11import org.assertj.core.internal.Objects;12public class Test {13 public static void main(String[] args) {14 Objects objects = new Objects();15 String s = "Hello";16 objects.assertNotNull(Assertions.info(), s);17 }18}

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assertNull

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1package org.assertj.core.internal;2import org.assertj.core.api.AssertionInfo;3import org.assertj.core.util.VisibleForTesting;4public class Objects_assertNull_Test extends AbstractTest_for_Objects {5 protected void initActualArray() {6 actual = new String[] { "Yoda", null, "Leia" };7 }8 protected void run() {9 objects.assertNull(info, actual[1]);10 }11 protected void verifyAssertionErrorThrown() {12 verify(failures).failure(info, shouldBeEqual(actual[1], null));13 }14 protected void verifyNoAssertionErrorWasThrown() {15 }16}17package org.assertj.core.internal;18import org.assertj.core.api.AssertionInfo;19import org.assertj.core.util.VisibleForTesting;20public class Objects_assertNull_Test extends AbstractTest_for_Objects {21 protected void initActualArray() {22 actual = new String[] { "Yoda", null, "Leia" };23 }24 protected void run() {25 objects.assertNull(info, actual[1]);26 }27 protected void verifyAssertionErrorThrown() {28 verify(failures).failure(info, shouldBeEqual(actual[1], null));29 }30 protected void verifyNoAssertionErrorWasThrown() {31 }32}33package org.assertj.core.internal;34import org.assertj.core.api.AssertionInfo;35import org.assertj.core.util.VisibleForTesting;36public class Objects_assertNull_Test extends AbstractTest_for_Objects {37 protected void initActualArray() {38 actual = new String[] { "Yoda", null, "Leia" };39 }40 protected void run() {41 objects.assertNull(info, actual[1]);42 }43 protected void verifyAssertionErrorThrown() {44 verify(failures).failure(info, shouldBeEqual(actual[1], null));45 }46 protected void verifyNoAssertionErrorWasThrown() {47 }48}

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assertNull

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1import static org.assertj.core.api.Assertions.*;2import org.assertj.core.api.Assertions;3import org.assertj.core.internal.Objects;4import org.junit.Test;5public class AssertJAssertNull {6 public void testAssertNull() {7 Object o = null;8 Assertions.setRemoveAssertJRelatedElementsFromStackTrace(false);9 Objects objects = new Objects();10 objects.assertNull(Assertions.info("test"), o);11 }12}13 Did you mean 'assertThat(o).isNull();' or 'assertThat(o).isNotNull();'?14I have tried to use the method assertNull but it is not working. I have also tried to use assertThat(o).isNull() but it is not working as well. The output of the code is:15 Did you mean 'assertThat(o).isNull();' or 'assertThat(o).isNotNull();'?16Your name to display (optional):17Your name to display (optional):18import static org.assertj.core.api.Assertions.*;19import org.assertj.core.api.Assertions;20import org.assertj.core.internal.Objects;21import org.junit.Test;22public class AssertJAssertNull {23 public void testAssertNull() {24 Object o = null;25 Assertions.setRemoveAssertJRelatedElementsFromStackTrace(false);26 Objects objects = new Objects();27 objects.assertNull(Assertions.info("test"), o);28 }29}30Your name to display (optional):

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1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ObjectAssert;3import org.assertj.core.internal.Objects;4import org.junit.Test;5public class AssertJAssertNullExample {6 public void testAssertNull() {7 ObjectAssert<Object> objectAssert = Assertions.assertThat(new Object());8 Objects objects = new Objects();9 objects.assertNull(objectAssert, null);10 }11}12import org.assertj.core.api.Assertions;13import org.assertj.core.api.ObjectAssert;14import org.assertj.core.internal.Objects;15import org.junit.Test;16public class AssertJAssertNullExample {17 public void testAssertNull() {18 ObjectAssert<Object> objectAssert = Assertions.assertThat(new Object());19 Objects objects = new Objects();20 objects.assertNull(objectAssert, null, "Message");21 }22}23import org.assertj.core.api.Assertions;24import org.assertj.core.api.ObjectAssert;25import org.assertj.core.internal.Objects;26import org.junit.Test;27public class AssertJAssertNullExample {28 public void testAssertNull() {29 ObjectAssert<Object> objectAssert = Assertions.assertThat(new Object());30 Objects objects = new Objects();31 objects.assertNull(objectAssert, null, "Message %s", "arg1");32 }33}34import org.assertj.core.api.Assertions;35import org

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1import org.assertj.core.internal.Objects;2import static org.assertj.core.api.Assertions.assertThat;3public class AssertNullTest {4 public static void main(String args[]) {5 Objects obj = new Objects();6 String str = "Hello";7 String str1 = null;8 }9}10 public void testAssertNull() {11 Object obj = null;12 assertThat(obj).isNull();13 }14}

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1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.Objects;3public class Test {4 public static void main(String[] args) {5 Objects objects = new Objects();6 String s = null;7 objects.assertNull(Assertions.info(), s);8 }9}10import org.assertj.core.api.Assertions;11import org.assertj.core.internal.Objects;12public class Test {13 public static void main(String[] args) {14 Objects objects = new Objects();15 String s = "Hello";16 objects.assertNotNull(Assertions.info(), s);17 }18}

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assertNull

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1import static org.assertj.core.api.Assertions.*;2import org.assertj.core.api.Assertions;3import org.assertj.core.internal.Objects;4import org.junit.Test;5public class AssertJAssertNull {6 public void testAssertNull() {7 Object o = null;8 Assertions.setRemoveAssertJRelatedElementsFromStackTrace(false);9 Objects objects = new Objects();10 objects.assertNull(Assertions.info("test"), o);11 }12}13 Did you mean 'assertThat(o).isNull();' or 'assertThat(o).isNotNull();'?14I have tried to use the method assertNull but it is not working. I have also tried to use assertThat(o).isNull() but it is not working as well. The output of the code is:15 Did you mean 'assertThat(o).isNull();' or 'assertThat(o).isNotNull();'?16Your name to display (optional):17Your name to display (optional):18import static org.assertj.core.api.Assertions.*;19import org.assertj.core.api.Assertions;20import org.assertj.core.internal.Objects;21import org.junit.Test;22public class AssertJAssertNull {23 public void testAssertNull() {24 Object o = null;25 Assertions.setRemoveAssertJRelatedElementsFromStackTrace(false);26 Objects objects = new Objects();27 objects.assertNull(Assertions.info("test"), o);28 }29}30Your name to display (optional):

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1import org.assertj.core.internal.Objects;2import static org.assertj.core.api.Assertions.assertThat;3public class AssertNullTest {4 public static void main(String args[]) {5 Objects obj = new Objects();6 String str = "Hello";7 String str1 = null;8 }9}

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