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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):

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