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How to use isEmpty method of org.assertj.core.api.AbstractCharSequenceAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractCharSequenceAssert.isEmpty

Source:AssertjEmptyStringAssert.java

...29import java.util.Optional;30@AutoService(AssertjChecker.class)31public final class AssertjEmptyStringAssert implements AssertjChecker {32    private static final String DESCRIPTION =33            "Prefer using AssertJ isEmpty/isNotEmpty matchers instead of equality checks with a constant \"\".";34    private static final Matcher<ExpressionTree> stringEqualMatcher = MethodMatchers.instanceMethod()35            .onDescendantOf("org.assertj.core.api.AbstractCharSequenceAssert")36            .named("isEqualTo");37    private static final Matcher<ExpressionTree> stringNotEqualMatcher = MethodMatchers.instanceMethod()38            .onDescendantOf("org.assertj.core.api.AbstractCharSequenceAssert")39            .named("isNotEqualTo");40    private static final Matcher<ExpressionTree> empty = Matchers.ignoreParens(Matchers.stringLiteral(""));41    private static final Matcher<ExpressionTree> matcher = Matchers.methodInvocation(42            Matchers.anyOf(stringEqualMatcher, stringNotEqualMatcher),43            ChildMultiMatcher.MatchType.LAST,44            Matchers.anyOf(empty));45    @Override46    public Optional<AssertjCheckerResult> matchMethodInvocation(MethodInvocationTree tree, VisitorState state) {47        if (!matcher.matches(tree, state)) {48            return Optional.empty();49        }50        List<? extends ExpressionTree> arguments = tree.getArguments();51        if (arguments.size() != 1) {52            return Optional.empty();53        }54        ExpressionTree argument = Iterables.getOnlyElement(arguments);55        boolean expectEmpty = stringEqualMatcher.matches(tree, state);56        return Optional.of(AssertjCheckerResult.builder()57                .description(DESCRIPTION)58                .fix(SuggestedFix.builder()59                        .merge(SuggestedFixes.renameMethodInvocation(60                                tree, expectEmpty ? "isEmpty" : "isNotEmpty", state))61                        .replace(argument, "")62                        .build())63                .build());64    }65}...

Source:SpannableStringAssert.java

...20    public SpannableStringAssert doesNotHaveSpan(Class<?> type) {21        Object[] span = actual.getSpans(0, actual.length(), type);22        Assertions.assertThat(span)23                .overridingErrorMessage("Expect not to have <%s> span but had", type.getName())24                .isEmpty();25        return this;26    }27}...

isEmpty

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2public class Test {3    public static void main(String[] args) {4        String str = "Hello";5        String str1 = "";6        assertThat(str).isNotEmpty();7        assertThat(str1).isEmpty();8    }9}10        assertThat(str).isNotEmpty();11  symbol:   method isNotEmpty()12        assertThat(str1).isEmpty();13  symbol:   method isEmpty()14import static org.assertj.core.api.Assertions.assertThat;15public class Test {16    public static void main(String[] args) {17        String str = "Hello";18        String str1 = "";19        assertThat(str).isNotEmpty();20        assertThat(str1).isEmpty();21    }22}23import static org.assertj.core.api.Assertions.assertThat;24public class Test {25    public static void main(String[] args) {26        String str = "Hello";27        String str1 = "";28        assertThat(str).isNotEmpty();29        assertThat(str1).isEmpty();30    }31}32import static org.assertj.core.api.Assertions.assertThat;33public class Test {34    public static void main(String[] args) {35        String str = "Hello";36        String str1 = "";37        assertThat(str).isNotEmpty();38        assertThat(str1).isEmpty();39    }40}41import static org.assertj.core.api.Assertions.assertThat;42public class Test {43    public static void main(String[] args) {44        String str = "Hello";45        String str1 = "";46        assertThat(str).isNotEmpty();47        assertThat(str1).isEmpty();48    }49}50import static org.assertj.core.api.Assertions.assertThat;51public class Test {

isEmpty

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2public class Test {3    public static void main(String[] args) {4        String str = "test";5        assertThat(str).isEmpty();6    }7}8import static org.assertj.core.api.Assertions.assertThat;9public class Test {10    public static void main(String[] args) {11        String str = "test";12        assertThat(str).isNotEmpty();13    }14}15import static org.assertj.core.api.Assertions.assertThat;16public class Test {17    public static void main(String[] args) {18        String str = "test";19        assertThat(str).isBlank();20    }21}22import static org.assertj.core.api.Assertions.assertThat;23public class Test {24    public static void main(String[] args) {25        String str = "test";26        assertThat(str).isNotBlank();27    }28}29import static org.assertj.core.api.Assertions.assertThat;30public class Test {31    public static void main(String[] args) {32        String str = "test";33        assertThat(str).contains("t");34    }35}36import static org.assertj.core.api.Assertions.assertThat;37public class Test {38    public static void main(String[] args) {39        String str = "test";40        assertThat(str).containsIgnoringCase("T");41    }42}43import static org.assertj.core.api.Assertions.assertThat;44public class Test {45    public static void main(String[] args) {46        String str = "test";47        assertThat(str).containsOnlyOnce("t");48    }49}50import static org.assertj.core.api.Assertions.assertThat;51public class Test {52    public static void main(String[] args) {53        String str = "test";54        assertThat(str).containsPattern("t");55    }56}57import static org.assertj.core.api.Assertions.assertThat;58public class Test {59    public static void main(String[] args) {

isEmpty

Using AI Code Generation

1package org.example;2import static org.assertj.core.api.Assertions.assertThat;3public class App {4    public static void main(String[] args) {5        String str = "Hello World";6        assertThat(str).isEmpty();7    }8}9at org.example.App.main(App.java:8)10Java Code Example: isEmpty() Method of org.assertj.core.api.AbstractCharSequenceAssert Class11package org.example;12import static org.assertj.core.api.Assertions.assertThat;13public class App {14    public static void main(String[] args) {15        String str = "Hello World";16        assertThat(str).isNotEmpty();17    }18}19at org.example.App.main(App.java:8)20Java Code Example: isEqualTo() Method of org.assertj.core.api.AbstractAssert Class21package org.example;22import static org.assertj.core.api.Assertions.assertThat;23public class App {24    public static void main(String[] args) {25        String str = "Hello World";26        assertThat(str).isEqualTo("Hello World");27    }28}29Java Code Example: isEqualToIgnoringCase() Method of org.assertj.core.api.AbstractStringAssert Class30package org.example;31import static org.assertj.core.api.Assertions.assertThat;32public class App {33    public static void main(String[] args) {34        String str = "Hello World";35        assertThat(str).isEqualToIgnoringCase("hello world");36    }37}38Java Code Example: isEqualToIgnoringWhitespace() Method of org.assertj.core.api.AbstractStringAssert Class39In this example, we will learn how to use isEqualToIgnoringWhitespace() method of org.assertj.core.api.AbstractStringAssert class

isEmpty

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2public class AssertionDemo {3    public static void main(String[] args) {4        String str = "abc";5        assertThat(str).isEmpty();6    }7}

isEmpty

Using AI Code Generation

1import org.assertj.core.api.Assertions;2public class AssertJIsEmpty {3    public static void main(String[] args) {4        String str = "This is a string";5        Assertions.assertThat(str).isEmpty();6    }7}8	at org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:39)9	at org.junit.jupiter.api.AssertionUtils.failNotEqual(AssertionUtils.java:32)10	at org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:178)11	at org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:153)12	at org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:119)13	at AssertJIsEmpty.main(AssertJIsEmpty.java:9)14Recommended Posts: AssertJ isEmpty() method in Java with Examples15AssertJ isNullOrEmpty() method in Java with Examples16AssertJ isNotEmpty() method in Java with Examples17AssertJ isNotBlank() method in Java with Examples18AssertJ isNotNull() method in Java with Examples19AssertJ isNotNullOrEmpty() method in Java with Examples20AssertJ isNotNullOrBlank() method in Java with Examples21AssertJ isNotBlank() method in Java with Examples22AssertJ isNotEmpty() method in Java with Examples23AssertJ isNullOrEmpty() method in Java with Examples24AssertJ isNull() method in Java with Examples25AssertJ isTrue() method in Java with Examples26AssertJ isFalse() method in Java with Examples27AssertJ isEqualTo() method in Java with Examples28AssertJ isNotEqualTo() method in Java with Examples29AssertJ isSameAs() method in Java with Examples30AssertJ isNotSameAs() method in Java with Examples31AssertJ isInstanceOf() method in Java with Examples32AssertJ isNotInstanceOf() method in Java with Examples33AssertJ hasSize() method in Java with Examples

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