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How to use isNullOrEmpty method of org.assertj.core.internal.Strings class

Best Assertj code snippet using org.assertj.core.internal.Strings.isNullOrEmpty

Source:OnFieldsComparator.java

...10 *11 * Copyright 2012-2015 the original author or authors.12 */13package org.assertj.core.internal;14import static org.assertj.core.util.Arrays.isNullOrEmpty;15import static org.assertj.core.util.Strings.isNullOrEmpty;16import org.assertj.core.presentation.StandardRepresentation;17import org.assertj.core.util.VisibleForTesting;18import org.assertj.core.util.introspection.IntrospectionError;19public class OnFieldsComparator extends FieldByFieldComparator {20  private final static StandardRepresentation REPRESENTATION = new StandardRepresentation();21  private String[] fields;22  public OnFieldsComparator(String... fields) {23	if (isNullOrEmpty(fields)) throw new IllegalArgumentException("No fields specified");24	for (String field : fields) {25	  if (isNullOrEmpty(field) || isNullOrEmpty(field.trim()))26		throw new IllegalArgumentException("Null/blank fields are invalid, fields were "27		                                   + REPRESENTATION.toStringOf(fields));28	}29	this.fields = fields;30  }31  @VisibleForTesting32  public String[] getFields() {33	return fields;34  }35  @Override36  protected boolean areEqual(Object actualElement, Object otherElement) {37    try {38      return Objects.instance().areEqualToComparingOnlyGivenFields(actualElement, otherElement, fields);39    } catch (IntrospectionError e) {...

isNullOrEmpty

Using AI Code Generation

1import org.assertj.core.api.AbstractStringAssert;2import org.assertj.core.api.Assertions;3import org.assertj.core.internal.Strings;4public class StringAssert extends AbstractStringAssert<StringAssert> {5    private static final Strings strings = Strings.instance();6    public StringAssert(String actual) {7        super(actual, StringAssert.class);8    }9    public StringAssert isNullOrEmpty() {10        strings.assertNullOrEmpty(info, actual);11        return myself;12    }13}14import org.assertj.core.api.Assertions;15import org.junit.Test;16public class StringAssertTest {17    public void testAssertJ() {18        Assertions.assertThat("hello").isNullOrEmpty();19    }20}

isNullOrEmpty

Using AI Code Generation

1import org.assertj.core.internal.Strings;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4import static org.assertj.core.api.Assertions.assertThatNullPointerException;5import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;6import static org.assertj.core.api.Assertions.catchThrowable;7import static org.assertj.core.api.Assertions.assertThatCode;8import static org.assertj.core.api.Assertions.assertThatExceptionOfType;9import static org.assertj.core.api.Assertions.catchThrowableOfType;10public class StringsTest {11    private Strings strings = new Strings();12    public void isNullOrEmpty_should_return_true_if_string_is_null() {13        assertThat(strings.isNullOrEmpty(null)).isTrue();14    }15    public void isNullOrEmpty_should_return_true_if_string_is_empty() {16        assertThat(strings.isNullOrEmpty("")).isTrue();17    }18    public void isNullOrEmpty_should_return_false_if_string_is_not_empty() {19        assertThat(strings.isNullOrEmpty("a")).isFalse();20    }21    public void isNullOrEmpty_should_return_false_if_string_is_not_null_and_not_empty() {22        assertThat(strings.isNullOrEmpty("not empty")).isFalse();23    }24}25import org.assertj.core.internal.Strings;26import static org.assertj.core.api.Assertions.assertThat;27import static org.assertj.core.api.Assertions.assertThatThrownBy;28import static org.assertj.core.api.Assertions.assertThatNullPointerException;29import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;30import static org.assertj.core.api.Assertions.catchThrowable;31import static org.assertj.core.api.Assertions.assertThatCode;32import static org.assertj.core.api.Assertions.assertThatExceptionOfType;33import static org.assertj.core.api.Assertions.catchThrowableOfType;34public class StringsTest {35    private Strings strings = new Strings();36    public void isNullOrEmpty_should_return_true_if_string_is_null() {37        assertThat(strings.isNullOrEmpty(null)).isTrue();38    }

isNullOrEmpty

Using AI Code Generation

1public class AssertJStringTest {2    public void testAssertJString() {3        String nullString = null;4        String emptyString = "";5        String blankString = " ";6        String normalString = "abc";7        Assertions.assertThat(Strings.isNullOrEmpty(nullString)).isTrue();8        Assertions.assertThat(Strings.isNullOrEmpty(emptyString)).isTrue();9        Assertions.assertThat(Strings.isNullOrEmpty(blankString)).isFalse();10        Assertions.assertThat(Strings.isNullOrEmpty(normalString)).isFalse();11    }12}

isNullOrEmpty

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import org.junit.Test;3public class MyTest {4    public void test() {5        assertThat(Strings.isNullOrEmpty("")).isTrue();6    }7}8import static org.assertj.core.api.Assertions.assertThat;9import static org.assertj.core.internal.Strings.isNullOrEmpty;10import org.junit.Test;11public class MyTest {12    public void test() {13        assertThat(isNullOrEmpty("")).isTrue();14    }15}

isNullOrEmpty

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.Strings;3import org.junit.Test;4public class StringIsNullOrEmptyTest {5    public void test() {6        Strings strings = new Strings();7        boolean result = strings.isNullOrEmpty(null);8        System.out.println("null string is null or empty: " + result);9        result = strings.isNullOrEmpty("");10        System.out.println("empty string is null or empty: " + result);11        result = strings.isNullOrEmpty("abc");12        System.out.println("abc string is null or empty: " + result);13        result = strings.isNullOrEmpty(" ");14        System.out.println("space string is null or empty: " + result);15        result = strings.isNullOrEmpty("A");16        System.out.println("A string is null or empty: " + result);17    }18}

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