How to use ShouldBeNullOrEmpty class of org.assertj.core.error package

Best Assertj code snippet using org.assertj.core.error.ShouldBeNullOrEmpty

Source:Iterables_assertNullOrEmpty_Test.java

...13package org.assertj.core.internal.iterables;14import java.util.Collection;15import java.util.Collections;16import org.assertj.core.api.AssertionInfo;17import org.assertj.core.error.ShouldBeNullOrEmpty;18import org.assertj.core.internal.IterablesBaseTest;19import org.assertj.core.test.TestData;20import org.assertj.core.test.TestFailures;21import org.assertj.core.util.Lists;22import org.junit.jupiter.api.Test;23import org.mockito.Mockito;24/**25 * Tests for <code>{@link Iterables#assertNullOrEmpty(AssertionInfo, Collection)}</code>.26 *27 * @author Alex Ruiz28 * @author Yvonne Wang29 */30public class Iterables_assertNullOrEmpty_Test extends IterablesBaseTest {31    @Test32    public void should_pass_if_actual_is_null() {33        iterables.assertNullOrEmpty(TestData.someInfo(), null);34    }35    @Test36    public void should_pass_if_actual_is_empty() {37        iterables.assertNullOrEmpty(TestData.someInfo(), Collections.emptyList());38    }39    @Test40    public void should_fail_if_actual_has_elements() {41        AssertionInfo info = TestData.someInfo();42        Collection<String> actual = Lists.newArrayList("Yoda");43        try {44            iterables.assertNullOrEmpty(info, actual);45        } catch (AssertionError e) {46            Mockito.verify(failures).failure(info, ShouldBeNullOrEmpty.shouldBeNullOrEmpty(actual));47            return;48        }49        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();50    }51    @Test52    public void should_pass_if_actual_is_null_whatever_custom_comparison_strategy_is() {53        iterablesWithCaseInsensitiveComparisonStrategy.assertNullOrEmpty(TestData.someInfo(), null);54    }55    @Test56    public void should_pass_if_actual_is_empty_whatever_custom_comparison_strategy_is() {57        iterablesWithCaseInsensitiveComparisonStrategy.assertNullOrEmpty(TestData.someInfo(), Collections.emptyList());58    }59    @Test60    public void should_fail_if_actual_has_elements_whatever_custom_comparison_strategy_is() {61        AssertionInfo info = TestData.someInfo();62        Collection<String> actual = Lists.newArrayList("Yoda");63        try {64            iterablesWithCaseInsensitiveComparisonStrategy.assertNullOrEmpty(info, actual);65        } catch (AssertionError e) {66            Mockito.verify(failures).failure(info, ShouldBeNullOrEmpty.shouldBeNullOrEmpty(actual));67            return;68        }69        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();70    }71}...

Source:Strings_assertNullOrEmpty_Test.java

...11 * Copyright 2012-2019 the original author or authors.12 */13package org.assertj.core.internal.strings;14import org.assertj.core.api.AssertionInfo;15import org.assertj.core.error.ShouldBeNullOrEmpty;16import org.assertj.core.internal.StringsBaseTest;17import org.assertj.core.test.TestData;18import org.assertj.core.test.TestFailures;19import org.junit.jupiter.api.Test;20import org.mockito.Mockito;21/**22 * Tests for <code>{@link Strings#assertNullOrEmpty(AssertionInfo, CharSequence)}</code>.23 *24 * @author Alex Ruiz25 * @author Joel Costigliola26 */27public class Strings_assertNullOrEmpty_Test extends StringsBaseTest {28    @Test29    public void should_fail_if_actual_is_not_null_and_is_not_empty() {30        AssertionInfo info = TestData.someInfo();31        try {32            strings.assertNullOrEmpty(info, "Yoda");33        } catch (AssertionError e) {34            Mockito.verify(failures).failure(info, ShouldBeNullOrEmpty.shouldBeNullOrEmpty("Yoda"));35            return;36        }37        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();38    }39    @Test40    public void should_pass_if_actual_is_null() {41        strings.assertNullOrEmpty(TestData.someInfo(), null);42    }43    @Test44    public void should_pass_if_actual_is_empty() {45        strings.assertNullOrEmpty(TestData.someInfo(), "");46    }47    @Test48    public void should_fail_if_actual_is_not_null_and_is_not_empty_whatever_custom_comparison_strategy_is() {49        AssertionInfo info = TestData.someInfo();50        try {51            stringsWithCaseInsensitiveComparisonStrategy.assertNullOrEmpty(info, "Yoda");52        } catch (AssertionError e) {53            Mockito.verify(failures).failure(info, ShouldBeNullOrEmpty.shouldBeNullOrEmpty("Yoda"));54            return;55        }56        TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();57    }58    @Test59    public void should_pass_if_actual_is_null_whatever_custom_comparison_strategy_is() {60        stringsWithCaseInsensitiveComparisonStrategy.assertNullOrEmpty(TestData.someInfo(), null);61    }62    @Test63    public void should_pass_if_actual_is_empty_whatever_custom_comparison_strategy_is() {64        stringsWithCaseInsensitiveComparisonStrategy.assertNullOrEmpty(TestData.someInfo(), "");65    }66}...

Source:ShouldBeNullOrEmpty_create_Test.java

...11 * Copyright 2012-2015 the original author or authors.12 */13package org.assertj.core.error;14import static org.assertj.core.api.Assertions.assertThat;15import static org.assertj.core.error.ShouldBeNullOrEmpty.shouldBeNullOrEmpty;16import static org.assertj.core.util.Lists.newArrayList;17import org.assertj.core.description.*;18import org.assertj.core.presentation.StandardRepresentation;19import org.junit.*;20/**21 * Tests for <code>{@link ShouldBeNullOrEmpty#create(org.assertj.core.description.Description, org.assertj.core.presentation.Representation)}</code>.22 * 23 * @author Alex Ruiz24 * @author Yvonne Wang25 */26public class ShouldBeNullOrEmpty_create_Test {27  private ErrorMessageFactory factory;28  @Before29  public void setUp() {30    factory = shouldBeNullOrEmpty(newArrayList("Luke", "Yoda"));31  }32  @Test33  public void should_create_error_message() {34    String message = factory.create(new TextDescription("Test"), new StandardRepresentation());35    assertThat(message).isEqualTo(String.format("[Test] %nExpecting null or empty but was:<[\"Luke\", \"Yoda\"]>"));36  }37}...

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.catchThrowable;4import static org.assertj.core.error.ShouldBeNullOrEmpty.shouldBeNullOrEmpty;5import org.assertj.core.internal.TestDescription;6import org.assertj.core.presentation.StandardRepresentation;7import org.junit.Test;8public class ShouldBeNullOrEmptyTest {9  public void should_create_error_message() {10    String errorMessage = shouldBeNullOrEmpty("Yoda").create(new TestDescription("Test"), new StandardRepresentation());11    assertThat(errorMessage).isEqualTo(String.format("[Test] %nExpecting:%n <\"Yoda\">%nto be null or empty"));12  }13  public void should_create_error_message_for_null() {14    String errorMessage = shouldBeNullOrEmpty(null).create(new TestDescription("Test"), new StandardRepresentation());15    assertThat(errorMessage).isEqualTo(String.format("[Test] %nExpecting:%n <null>%nto be null or empty"));16  }17  public void should_fail_if_actual_is_not_null_or_empty() {18    String actual = "Yoda";19    Throwable throwable = catchThrowable(() -> assertThat(actual).as("Test").isNullOrEmpty());20    Assertions.assertThat(throwable).isInstanceOf(AssertionError.class);21    Assertions.assertThat(throwable).hasMessage(String.format("[Test] %nExpecting:%n <\"Yoda\">%nto be null or empty"));22  }23  public void should_pass_if_actual_is_null() {24    String actual = null;25    assertThat(actual).as("Test").isNullOrEmpty();26  }27  public void should_pass_if_actual_is_empty() {28    String actual = "";29    assertThat(actual).as("Test").isNullOrEmpty();30  }31}

ShouldBeNullOrEmpty

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import org.assertj.core.error.ShouldBeNullOrEmpty;3import org.assertj.core.description.TextDescription;4import org.assertj.core.presentation.StandardRepresentation;5import org.junit.Test;6public class AssertJTest {7   public void testAssertJ() {8      String str = "";9      assertThat(str).overridingErrorMessage("String is not empty").isEmpty();10      assertThat(str).overridingErrorMessage("String is not null").isNull();11      assertThat(str).overridingErrorMessage("String is not empty or null").isNullOrEmpty();12      assertThat(str).overridingErrorMessage("String is not blank").isBlank();13      assertThat(str).overridingErrorMessage("String is not empty or blank").isNullOrEmpty().isBlank();14      assertThat(str).overridingErrorMessage("String is not empty or blank").isBlank().isNullOrEmpty();15      assertThat(str).overridingErrorMessage("String is not empty or blank").isBlank().overridingErrorMessage("String is not empty or null").isNullOrEmpty();16      assertThat(str).overridingErrorMessage("String is not empty or blank").isNullOrEmpty().overridingErrorMessage("String is not empty or null").isBlank();17      assertThat(str).overridingErrorMessage("String is not empty or blank").isNullOrEmpty().overridingErrorMessage("String is not empty or null").isBlank().overridingErrorMessage("String is not empty").isEmpty();18      assertThat(str).overridingErrorMessage("String is not empty or blank").isNullOrEmpty().overridingErrorMessage("String is not empty or null").isBlank().overridingErrorMessage("String is not empty").isEmpty().overridingErrorMessage("String is not null").isNull();19      assertThat(str).overridingErrorMessage("String is not empty or null").isNullOrEmpty().overridingErrorMessage("String is not empty or blank").isBlank().overridingErrorMessage("String is not empty").isEmpty().overridingErrorMessage("String is not null").isNull();20      assertThat(str).overridingErrorMessage("String is not empty or null").isNullOrEmpty().overridingErrorMessage("String is not empty or blank").isBlank().overridingErrorMessage("String is not empty").isEmpty().overridingErrorMessage("String is not null").isNull().overridingErrorMessage("String is not empty or blank").isBlank();21      assertThat(str).overridingErrorMessage("String is not empty or null").isNullOrEmpty().overridingErrorMessage("String is not empty or blank").isBlank().overridingErrorMessage("String is not empty").isEmpty().overridingErrorMessage("String

ShouldBeNullOrEmpty

Using AI Code Generation

1package org.codeexample.junit.assertions;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4import static org.assertj.core.error.ShouldBeNullOrEmpty.shouldBeNullOrEmpty;5import java.util.ArrayList;6import java.util.List;7import org.junit.Test;8public class ShouldBeNullOrEmptyTest {9	public void test() {10		List<String> list = new ArrayList<String>();11		list.add("one");12		list.add("two");13		list.add("three");14		assertThatThrownBy(() -> assertThat(list).overridingErrorMessage("Error Message").isEmpty())15				.hasMessage(shouldBeNullOrEmpty(list).create());16	}17}18at org.codeexample.junit.assertions.ShouldBeNullOrEmptyTest.test(ShouldBeNullOrEmptyTest.java:19)19at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)20at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)21at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)22at java.base/java.lang.reflect.Method.invoke(Method.java:566)23at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)24at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)25at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)26at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)27at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)28at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)29at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)30at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)31at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)32at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)33at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)34at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)35at org.junit.runners.ParentRunner.run(ParentRunner.java:363)36at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.error.ShouldBeNullOrEmpty;2import org.assertj.core.internal.TestDescription;3import org.assertj.core.presentation.StandardRepresentation;4import org.assertj.core.api.Assertions;5public class AssertjTest {6    public static void main(String[] args) {7        String str = "abc";8        try {9            Assertions.assertThat(str).as("Test").isEmpty();10        } catch (AssertionError e) {11            ShouldBeNullOrEmpty shouldBeNullOrEmpty = new ShouldBeNullOrEmpty();12            System.out.println(shouldBeNullOrEmpty.newErrorMessage(new TestDescription("Test"), new StandardRepresentation(), str));13        }14    }15}16package com.javamultiplex.testing.assertj;17import org.assertj.core.api.Assertions;18import org.junit.Test;19import java.util.ArrayList;20import java.util.List;21public class AssertjTest {22    public void shouldTestAssertj() {23        List<String> list = new ArrayList<>();24        list.add("A");25        list.add("B");26        list.add("C");27        Assertions.assertThat(list).contains("A", "B", "C");28    }29}30at com.javamultiplex.testing.assertj.AssertjTest.shouldTestAssertj(AssertjTest.java:14)

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.error.ShouldBeNullOrEmpty;2import org.assertj.core.internal.Failures;3import org.assertj.core.internal.TestDescription;4import org.junit.Test;5public class ShouldBeNullOrEmptyTest {6    public void testShouldBeNullOrEmpty() {7        Failures failures = new Failures();8        try {9            throw failures.failure(new TestDescription("TestDescription"), ShouldBeNullOrEmpty.shouldBeNullOrEmpty("test"));10        } catch (AssertionError e) {11            System.out.println(e.getMessage());12        }13    }14}15import org.assertj.core.error.ShouldBeNullOrEmpty;16import org.assertj.core.internal.Failures;17import org.assertj.core.internal.TestDescription;18import org.junit.Test;19public class ShouldBeNullOrEmptyTest {20    public void testShouldBeNullOrEmpty() {21        Failures failures = new Failures();22        try {

ShouldBeNullOrEmpty

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import org.assertj.core.error.ShouldBeNullOrEmpty;3import org.junit.Test;4public class ShouldBeNullOrEmptyTest {5	public void test() {6		try {7			assertThat("Hello").isNullOrEmpty();8		} catch (AssertionError e) {9			System.out.println(e.getMessage());10		}11	}12}

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.error.ShouldBeNullOrEmpty;2class Test {3    public static void main(String[] args) {4        String str = "abc";5        System.out.println(ShouldBeNullOrEmpty.shouldBeNullOrEmpty(str));6    }7}

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.error.ShouldBeNullOrEmpty;2import org.assertj.core.api.Assertions;3import org.assertj.core.internal.Failures;4import org.assertj.core.internal.TestDescription;5import org.junit.Test;6public class AssertJTest {7   public void testAssertJ() {8      Failures failures = Failures.instance();9      String s = "abc";10      if (s != null && s.length() > 0) {11         throw failures.failure(new TestDescription("Test"), ShouldBeNullOrEmpty.shouldBeNullOrEmpty(s));12      }13   }14}15import org.assertj.core.error.ShouldBeNullOrEmpty;16import org.assertj.core.api.Assertions;17import org.assertj.core.internal.Failures;18import org.junit.jupiter.api.Test;19import org.junit.jupiter.api.Assertions;20public class AssertJTest {21   public void testAssertJ() {22      String s = "abc";23      Assertions.assertThrows(AssertionError.class, () -> {24         Assertions.assertThat(s).isNullOrEmpty();25      });26   }27}

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.error.ShouldBeNullOrEmpty;2import org.assertj.core.api.Assertions;3public class AssertionDemo {4   public static void main(String[] args) {5      String str = "GeeksforGeeks";6      Assertions.assertThat(str).as("Checking whether a string is empty or not").isNullOrEmpty();7   }8}9	at org.assertj.core.api.AbstractStringAssert.isNotNullOrEmpty(AbstractStringAssert.java:184)10	at org.assertj.core.api.StringAssert.isNotNullOrEmpty(StringAssert.java:57)11	at AssertionDemo.main(AssertionDemo.java:9)12Recommended Posts: How to use AssertJ's isNotEqualToIgnoringCase() method?13How to use AssertJ's isNotEqualToIgnoringWhitespace() method?

ShouldBeNullOrEmpty

Using AI Code Generation

1import org.assertj.core.error.ShouldBeNullOrEmpty;2import org.assertj.core.api.Assertions;3{4	public static void main(String[] args)5	{6		Assertions.assertThat("").as("String is empty").isNullOrEmpty();7	}8}9Your name to display (optional):10Your name to display (optional):11Your name to display (optional):

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.