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How to use DefaultAssertionErrorCollector class of org.assertj.core.api package
Best Assertj code snippet using org.assertj.core.api.DefaultAssertionErrorCollector
Source:SoftAssertionsExtensionAPIIntegrationTest.java 
...23import java.util.Map;24import org.assertj.core.api.AssertionErrorCollector;25import org.assertj.core.api.AutoCloseableSoftAssertions;26import org.assertj.core.api.BDDSoftAssertions;27import org.assertj.core.api.DefaultAssertionErrorCollector;28import org.assertj.core.api.SoftAssertions;29import org.assertj.core.error.AssertJMultipleFailuresError;30import org.junit.jupiter.api.BeforeAll;31import org.junit.jupiter.api.BeforeEach;32import org.junit.jupiter.api.Disabled;33import org.junit.jupiter.api.Test;34import org.junit.jupiter.api.extension.ExtendWith;35import org.junit.jupiter.api.extension.ExtensionContext;36import org.junit.platform.testkit.engine.EngineTestKit;37/**38 * Integration tests for the public API functions of {@link SoftAssertionsExtension}.39 *40 * @author Fr Jeremy Krieg41 * @since 3.1842 */43class SoftAssertionsExtensionAPIIntegrationTest {44 @Disabled("Executed via the JUnit Platform Test Kit")45 @ExtendWith(ExtensionInjector.class)46 @ExtendWith(SoftAssertionsExtension.class)47 static class APITest {48 static Map<String, AssertionErrorCollector> map = new HashMap<>();49 @BeforeAll50 static void beforeAll() {51 map.clear();52 }53 @BeforeEach54 void beforeEach(ExtensionContext context) {55 SoftAssertions provider = SoftAssertionsExtension.getSoftAssertionsProvider(context, SoftAssertions.class);56 assertThat(provider.assertionErrorsCollected()).isEmpty();57 provider.assertThat("something").isEqualTo("nothing");58 assertThat(provider.assertionErrorsCollected()).as("beforeEach:after assert").hasSize(1);59 AssertionErrorCollector collector = SoftAssertionsExtension.getAssertionErrorCollector(context);60 assertThat(collector).isInstanceOf(DefaultAssertionErrorCollector.class);61 assertThat(provider.getDelegate()).contains(collector);62 map.put(context.getTestMethod().get().getName(), collector);63 }64 @Test65 void multipleFailuresCustom(ExtensionContext context, CustomSoftAssertions softly) {66 AssertionErrorCollector collector = SoftAssertionsExtension.getAssertionErrorCollector(context);67 assertThat(collector.assertionErrorsCollected()).as("init").hasSize(1);68 softly.expectThat(1).isEqualTo(0);69 assertThat(collector.assertionErrorsCollected()).as("after first").hasSize(2);70 SoftAssertions provider = SoftAssertionsExtension.getSoftAssertionsProvider(context, SoftAssertions.class);71 provider.assertThat(2).isEqualTo(2);72 assertThat(collector.assertionErrorsCollected()).as("after second").hasSize(2);73 provider.assertThat(2).isEqualTo(1);74 assertThat(collector.assertionErrorsCollected()).as("after third").hasSize(3);...
Source:DefaultAssertionErrorCollector_Test.java
...15import static org.assertj.core.api.BDDAssertions.then;16import static org.assertj.core.extractor.Extractors.byName;17import static org.assertj.core.util.AssertionsUtil.expectAssertionError;18import java.util.List;19import org.assertj.core.api.DefaultAssertionErrorCollector;20import org.junit.jupiter.api.DisplayName;21import org.junit.jupiter.api.Test;22import org.opentest4j.AssertionFailedError;23// not in an assertj package to be able to check the stack trace as we filter the stack trace element in assertj packages24@DisplayName("DefaultAssertionErrorCollector assertionErrorsCollected")25class DefaultAssertionErrorCollector_Test {26 private DefaultAssertionErrorCollector defaultAssertionErrorCollector = new DefaultAssertionErrorCollector();27 @Test28 void collected_errors_should_be_decorate_with_line_numbers() {29 // GIVEN30 AssertionError error1 = expectAssertionError(() -> assertThat("foo").isEqualTo("bar"));31 AssertionError error2 = expectAssertionError(() -> assertThat(1).isNegative());32 defaultAssertionErrorCollector.collectAssertionError(error1);33 defaultAssertionErrorCollector.collectAssertionError(error2);34 // WHEN35 List<AssertionError> decoratedErrors = defaultAssertionErrorCollector.assertionErrorsCollected();36 // THEN37 then(decoratedErrors.get(0)).hasMessageContainingAll("at DefaultAssertionErrorCollector_Test.lambda",38 "(DefaultAssertionErrorCollector_Test.java:36)");39 then(decoratedErrors.get(1)).hasMessageContainingAll("at DefaultAssertionErrorCollector_Test.lambda",40 "(DefaultAssertionErrorCollector_Test.java:37)");41 }42 @Test43 void decorated_AssertionFailedError_should_keep_actual_and_expected_values_when_populated() {44 // GIVEN45 AssertionError error = expectAssertionError(() -> assertThat("foo").isEqualTo("bar"));46 defaultAssertionErrorCollector.collectAssertionError(error);47 // WHEN48 AssertionError decoratedError = defaultAssertionErrorCollector.assertionErrorsCollected().get(0);49 // THEN50 then(decoratedError).isInstanceOf(AssertionFailedError.class);51 Object actualInOriginalError = byName("actual.value").apply(error);52 Object actualInDecoratedError = byName("actual.value").apply(decoratedError);53 then(actualInDecoratedError).isSameAs(actualInOriginalError);54 Object expectedInOriginalError = byName("expected.value").apply(error);55 Object expectedInDecoratedError = byName("expected.value").apply(decoratedError);56 then(expectedInDecoratedError).isSameAs(expectedInOriginalError);57 }58 @Test59 void decorated_AssertionFailedError_should_not_have_null_actual_and_expected_values_when_not_populated() {60 // GIVEN61 AssertionError error = new AssertionFailedError("boom");62 defaultAssertionErrorCollector.collectAssertionError(error);63 // WHEN64 AssertionError decoratedError = defaultAssertionErrorCollector.assertionErrorsCollected().get(0);65 // THEN66 then(decoratedError).isInstanceOf(AssertionFailedError.class)67 .hasMessageContainingAll(error.getMessage(),68 "(DefaultAssertionErrorCollector_Test.java:69)");69 AssertionFailedError decoratedAssertionFailedError = (AssertionFailedError) decoratedError;70 then(decoratedAssertionFailedError.isActualDefined()).isFalse();71 then(decoratedAssertionFailedError.isExpectedDefined()).isFalse();72 }73}...
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.assertj.core.api.DefaultAssertionErrorCollector;2import org.assertj.core.api.Assertions;3import org.assertj.core.api.AssertionInfo;4import org.assertj.core.api.AssertionInfoFactory;5import org.assertj.core.api.AssertionErrorCollector;6public class Test {7 public static void main(String[] args) {8 AssertionErrorCollector collector = new DefaultAssertionErrorCollector();9 AssertionInfo info = AssertionInfoFactory.empty();10 try {11 Assertions.assertThat(true).isFalse();12 } catch (AssertionError ae) {13 collector.addError(ae);14 }15 try {16 Assertions.assertThat(true).isFalse();17 } catch (AssertionError ae) {18 collector.addError(ae);19 }20 collector.assertAll();21 }22}23Multiple Failures (2 failures)24 at org.assertj.core.api.Failures.instance(Failures.java:29)25 at org.assertj.core.api.Assertions.fail(Assertions.java:1092)26 at org.assertj.core.api.Assertions.fail(Assertions.java:1079)27 at org.assertj.core.api.Assertions$AbstractBooleanAssert.isFalse(Assertions.java:1005)28 at Test.main(Test.java:12)29import org.assertj.core.api.Assertions;30public class Test {31 public static void main(String[] args) {32 try {33 Assertions.assertThat(true).isFalse();34 } catch (AssertionError ae) {35 Assertions.addAssertionError(ae);36 }37 try {38 Assertions.assertThat(true).isFalse();39 } catch (AssertionError ae) {40 Assertions.addAssertionError(ae);41 }42 Assertions.assertAll();43 }44}45Multiple Failures (2 failures)46 at org.assertj.core.api.Failures.instance(Failures.java:29)47 at org.assertj.core.api.Assertions.fail(Assertions.java:1092)48 at org.assertj.core.api.Assertions.fail(Assertions.java:1079)49 at org.assertj.core.api.Assertions$AbstractBooleanAssert.isFalse(Assertions.java:1005)50 at Test.main(Test.java:11)
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.assertj.core.api.DefaultAssertionErrorCollector;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3import org.assertj.core.api.Assertions;4import org.assertj.core.api.AssertionErrorCollector;5import org.junit.Test;6import org.junit.runner.RunWith;7import org.junit.runners.JUnit4;8import static org.assertj.core.api.Assertions.assertThat;9import static org.assertj.core.api.Assertions.assertThatThrownBy;10@RunWith(JUnit4.class)11public class DefaultAssertionErrorCollectorTest {12 public void testDefaultAssertionErrorCollector() {13 ThrowingCallable throwingCallable = () -> {14 assertThat(1).isEqualTo(2);15 assertThat(2).isEqualTo(3);16 };17 AssertionErrorCollector collector = new DefaultAssertionErrorCollector();18 try {19 Assertions.setAssertErrorCollector(collector);20 assertThatThrownBy(throwingCallable).hasMessageContaining("expected:<[2]> but was:<[1]>");21 } finally {22 Assertions.setAssertErrorCollector(null);23 }24 }25}26Multiple Failures (2 failures)27assertionErrorCollected(): This method is used to check
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.assertj.core.api.DefaultAssertionErrorCollector;2import org.assertj.core.api.SoftAssertions;3import org.testng.Assert;4import org.testng.annotations.Test;5public class TestNGAssertJ {6 public void testAssertJ() {7 DefaultAssertionErrorCollector errorCollector = new DefaultAssertionErrorCollector();8 SoftAssertions softAssertions = new SoftAssertions(errorCollector);9 softAssertions.assertThat(5).isEqualTo(6);10 softAssertions.assertAll();11 Assert.assertEquals(errorCollector.errorsCollected().size(), 1);12 }13}14import org.assertj.core.api.AssertionErrorsCollector;15import org.assertj.core.api.SoftAssertions;16import org.testng.Assert;17import org.testng.annotations.Test;18public class TestNGAssertJ {19 public void testAssertJ() {20 AssertionErrorsCollector errorCollector = new AssertionErrorsCollector();21 SoftAssertions softAssertions = new SoftAssertions(errorCollector);22 softAssertions.assertThat(5).isEqualTo(6);23 softAssertions.assertAll();24 Assert.assertEquals(errorCollector.errorsCollected().size(), 1);25 }26}27import org.assertj.core.api.AssertionErrorCollector;28import org.assertj.core.api.SoftAssertions;29import org.testng.Assert;30import org.testng.annotations.Test;31public class TestNGAssertJ {32 public void testAssertJ() {33 AssertionErrorCollector errorCollector = new AssertionErrorCollector();34 SoftAssertions softAssertions = new SoftAssertions(errorCollector);35 softAssertions.assertThat(5).isEqualTo(6);36 softAssertions.assertAll();37 Assert.assertEquals(errorCollector.errorsCollected().size(), 1);38 }39}40import org.assertj.core.api.ErrorCollector;41import org.assertj.core.api.SoftAssertions;42import org.testng.Assert;43import org.testng.annotations.Test;44public class TestNGAssertJ {45 public void testAssertJ() {46 ErrorCollector errorCollector = new ErrorCollector();47 SoftAssertions softAssertions = new SoftAssertions(errorCollector);48 softAssertions.assertThat(5).isEqualTo(6);49 softAssertions.assertAll();50 Assert.assertEquals(errorCollector.errorsCollected().size(), 1);51 }52}
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.assertj.core.api.*;2import org.assertj.core.api.Assertions.*;3import org.assertj.core.api.Assertions;4import java.util.*;5public class DefaultAssertionErrorCollectorTest {6 public static void main(String[] args) {7 DefaultAssertionErrorCollector collector = new DefaultAssertionErrorCollector();8 Assertions.setAssertErrorCollector(collector);9 List<Integer> list = new ArrayList<Integer>();10 list.add(1);11 list.add(2);12 list.add(3);13 list.add(4);14 Assertions.assertThat(list).contains(5, 6, 7);15 List<AssertionError> errors = collector.errors();16 System.out.println("Errors: " + errors);17 }18}
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.assertj.core.api.*;2import org.assertj.core.api.Assertions;3{4 public static void main(String[] args) 5 {6 AssertionErrorCollector assertionErrorCollector = new AssertionErrorCollector();7 SoftAssertions softAssertions = new SoftAssertions(assertionErrorCollector);8 softAssertions.assertThat(1).isEqualTo(2);9 softAssertions.assertThat(3).isEqualTo(4);10 softAssertions.assertThat(5).isEqualTo(6);11 AssertionError assertionError = assertionErrorCollector.assertionError;12 System.out.println("assertionError = " + assertionError);13 }14}
DefaultAssertionErrorCollector
Using AI Code Generation
1import java.util.*;2import org.assertj.core.api.*;3import org.junit.*;4import static org.assertj.core.api.Assertions.*;5public class 1 {6 public static void main(String[] args) {7 List<String> list = new ArrayList<String>();8 list.add("element 1");9 list.add("element 2");10 list.add("element 3");11 AssertionErrorCollector collector = new DefaultAssertionErrorCollector();12 assertThat(list).usingAssertionErrorCollector(collector).contains("element 4", "element 5");13 List<AssertionError> errors = collector.errors();14 for(AssertionError error : errors) {15 System.out.println(error.getMessage());16 }17 }18}
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.assertj.core.api.*;2import org.assertj.core.api.Assertions;3import org.testng.annotations.Test;4public class 1 {5public void test1() {6AssertionErrorCollector collector = Assertions.collector();7Assertions.assertThat(1).isEqualTo(2).collect(collector);8Assertions.assertThat(3).isEqualTo(4).collect(collector);9List<Throwable> errors = collector.errors();10}11}
DefaultAssertionErrorCollector
Using AI Code Generation
1import org.junit.Test;2import org.assertj.core.api.DefaultAssertionErrorCollector;3import static org.assertj.core.api.Assertions.assertThat;4import static org.assertj.core.api.Assertions.fail;5import static org.assertj.core.api.Assertions.setAssertionErrorCollector;6public class Test1 {7 public void test1() {8 setAssertionErrorCollector(new DefaultAssertionErrorCollector());9 assertThat(1).isEqualTo(2);10 assertThat(2).isEqualTo(3);11 assertThat(3).isEqualTo(4);12 assertThat(4).isEqualTo(5);13 assertThat(5).isEqualTo(6);14 assertThat(6).isEqualTo(7);15 fail("failed");16 }17}18 at org.junit.Assert.assertEquals(Assert.java:115)19 at org.junit.Assert.assertEquals(Assert.java:144)20 at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:65)21 at Test1.test1(Test1.java:11)22 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)23 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)24 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)25 at java.lang.reflect.Method.invoke(Method.java:498)26 at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)27 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)28 at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)29 at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)30 at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)31 at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)32 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)33 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)34 at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)35 at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)36 at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:
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