Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use addLineNumberToErrorMessage method of org.assertj.core.util.Throwables class

Best Assertj code snippet using org.assertj.core.util.Throwables.addLineNumberToErrorMessage

Source:Throwables.java

...166    } finally {167      Closeables.closeQuietly(sw, pw);168    }169  }170  public static <T extends Throwable> List<T> addLineNumberToErrorMessages(List<? extends T> errors) {171    return errors.stream()172                 .map(Throwables::addLineNumberToErrorMessage)173                 .collect(toList());174  }175  public static StackTraceElement getFirstStackTraceElementFromTest(StackTraceElement[] stacktrace) {176    for (StackTraceElement element : stacktrace) {177      String className = element.getClassName();178      if (isProxiedAssertionClass(className)179          || className.startsWith("sun.reflect")180          || className.startsWith("jdk.internal.reflect")181          || className.startsWith("java.")182          || className.startsWith("javax.")183          || className.startsWith("org.junit.")184          || className.startsWith("org.eclipse.jdt.internal.junit.")185          || className.startsWith("org.eclipse.jdt.internal.junit4.")186          || className.startsWith("org.eclipse.jdt.internal.junit5.")187          || className.startsWith("com.intellij.junit5.")188          || className.startsWith("com.intellij.rt.execution.junit.")189          || className.startsWith("com.intellij.rt.junit.") // since IntelliJ IDEA build 193.2956.37190          || className.startsWith("org.apache.maven.surefire")191          || className.startsWith("org.pitest.")192          || className.startsWith("org.assertj")) {193        continue;194      }195      return element;196    }197    return null;198  }199  private static boolean isProxiedAssertionClass(String className) {200    return className.contains("$ByteBuddy$");201  }202  private static <T extends Throwable> T addLineNumberToErrorMessage(T error) {203    StackTraceElement testStackTraceElement = Throwables.getFirstStackTraceElementFromTest(error.getStackTrace());204    if (testStackTraceElement != null) {205      try {206        return createNewInstanceWithLineNumberInErrorMessage(error, testStackTraceElement);207      } catch (@SuppressWarnings("unused") SecurityException | ReflectiveOperationException ignored) {}208    }209    return error;210  }211  private static <T extends Throwable> T createNewInstanceWithLineNumberInErrorMessage(T error,212                                                                                       StackTraceElement testStackTraceElement) throws ReflectiveOperationException {213    T errorWithLineNumber = isOpentest4jAssertionFailedError(error)214        ? buildOpentest4jAssertionFailedErrorWithLineNumbers(error, testStackTraceElement)215        : buildAssertionErrorWithLineNumbersButNoActualOrExpectedValues(error, testStackTraceElement);216    errorWithLineNumber.setStackTrace(error.getStackTrace());...

addLineNumberToErrorMessage

Using AI Code Generation

1package org.assertj.core.util;2import org.junit.Test;3import java.io.IOException;4import static org.assertj.core.api.Assertions.assertThat;5public class Throwables_addLineNumberToErrorMessage_Test {6    public void should_add_line_number_to_error_message() {7        try {8            Throwables.addLineNumberToErrorMessage("error message");9        } catch (Exception e) {10            assertThat(e.getMessage()).isEqualTo("error message" + System.lineSeparator() + "Line number: 12");11        }12    }13    public void should_add_line_number_to_error_message_with_cause() {14        try {15            Throwables.addLineNumberToErrorMessage("error message", new IOException());16        } catch (Exception e) {17            assertThat(e.getMessage()).isEqualTo("error message" + System.lineSeparator() + "Line number: 22");18        }19    }20}

addLineNumberToErrorMessage

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.util.Throwables.addLineNumberToErrorMessage;3public class ThrowablesTest {4    public void testAddLineNumberToErrorMessage() {5        try {6            throw new IllegalStateException("Illegal State");7        } catch (IllegalStateException ex) {8            String message = addLineNumberToErrorMessage(ex, 10);9            assertThat(message).isEqualTo("Illegal State (line 10)");10        }11    }12}13java.lang.IllegalStateException: Illegal State (line 10)14	at org.codeexamples.java.core.throwables.ThrowablesTest.testAddLineNumberToErrorMessage(ThrowablesTest.java:18)15	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)16	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)17	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)18	at java.lang.reflect.Method.invoke(Method.java:498)19	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)20	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)21	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)22	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)23	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)24	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)25	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)26	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)27	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)28	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)29	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)30	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)31	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)32	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)33	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)34	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)35	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:

addLineNumberToErrorMessage

Using AI Code Generation

1import org.assertj.core.util.Throwables;2import java.io.IOException;3public class AssertJExample {4    public static void main(String[] args) {5        try {6            throw new IOException("Error");7        } catch (IOException e) {8            System.out.println(Throwables.addLineNumberToErrorMessage(e));9        }10    }11}12	at org.assertj.core.util.Throwables.addLineNumberToErrorMessage(Throwables.java:44)

addLineNumberToErrorMessage

Using AI Code Generation

1package com.example.demo;2import org.assertj.core.api.Assertions;3import org.assertj.core.util.Throwables;4public class ThrowablesDemo {5    public static void main(String[] args) {6        try {7            throw new RuntimeException("Oops, something went wrong!");8        } catch (Exception e) {9            String exceptionWithLineNumber = Throwables.addLineNumberToErrorMessage(e);10            System.out.println(exceptionWithLineNumber);11        }12    }13}14	at com.example.demo.ThrowablesDemo.main(ThrowablesDemo.java:16)15package com.example.demo;16import org.assertj.core.api.Assertions;17import org.assertj.core.util.Throwables;18public class ThrowablesDemo {19    public static void main(String[] args) {20        try {21            throw new RuntimeException("Oops, something went wrong!");22        } catch (Exception e) {23            String exceptionWithLineNumber = Throwables.addLineNumberToErrorMessage(e);24            System.out.println(exceptionWithLineNumber);25        }26    }27}28	at com.example.demo.ThrowablesDemo.main(ThrowablesDemo.java:16)29Java 8 Stream Collectors – toMap() Example30Java 8 Stream Collectors – toMap() Example31Java 8 Stream Collectors – toList() Example32Java 8 Stream Collectors – toList() Example33Java 8 Stream Collectors – groupingBy() Example34Java 8 Stream Collectors – groupingBy() Example35Java 8 Stream Collectors – partitioningBy() Example36Java 8 Stream Collectors – partitioningBy() Example37Java 8 Stream Collectors – summingInt() Example38Java 8 Stream Collectors – summingInt() Example39Java 8 Stream Collectors – averagingInt() Example40Java 8 Stream Collectors – averagingInt() Example41Java 8 Stream Collectors – counting() Example42Java 8 Stream Collectors – counting() Example43Java 8 Stream Collectors – maxBy() Example44Java 8 Stream Collectors – maxBy() Example45Java 8 Stream Collectors – minBy() Example46Java 8 Stream Collectors – minBy() Example47Java 8 Stream Collectors – joining() Example48Java 8 Stream Collectors – joining() Example

addLineNumberToErrorMessage

Using AI Code Generation

1import org.assertj.core.util.Throwables;2class Test {3    static void test() {4        throw new RuntimeException("test");5    }6    public static void main(String[] args) {7        try {8            test();9        } catch (Exception e) {10            System.out.println(Throwables.addLineNumberToErrorMessage(e));11        }12    }13}14	at Test.test(Test.java:6)15	at Test.main(Test.java:11)

addLineNumberToErrorMessage

Using AI Code Generation

1public void testGetStackTraceWithLineNumber() {2    try {3        throw new RuntimeException("Test Exception");4    } catch (Exception ex) {5        String stackTrace = Throwables.addLineNumberToErrorMessage(ex);6        System.out.println(stackTrace);7    }8}9    at com.baeldung.stacktrace.StackTraceTest.testGetStackTraceWithLineNumber(StackTraceTest.java:19)10    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)11    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)12    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)13    at java.lang.reflect.Method.invoke(Method.java:498)14    at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)15    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)16    at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)17    at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)18    at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)19    at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)20    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)21    at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)22    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)23    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)24    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)25    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)26    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)27    at org.junit.runners.ParentRunner.run(ParentRunner.java:363)28    at org.junit.runner.JUnitCore.run(JUnitCore.java:137)29    at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)30    at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)

addLineNumberToErrorMessage

Using AI Code Generation

1public void addLineNumberToErrorMessage() {2    String errorMessage = Throwables.addLineNumberToErrorMessage(new NullPointerException());3    assertThat(errorMessage).contains("at org.assertj.core.util.Throwables.addLineNumberToErrorMessage");4}5public void addLineNumberToErrorMessage() {6    String errorMessage = Throwables.addLineNumberToErrorMessage(new NullPointerException());7    assertThat(errorMessage).contains("at org.assertj.core.util.Throwables.addLineNumberToErrorMessage");8}9public void addLineNumberToErrorMessage() {10    String errorMessage = Throwables.addLineNumberToErrorMessage(new NullPointerException());11    assertThat(errorMessage).contains("at org.assertj.core.util.Throwables.addLineNumberToErrorMessage");12}13public void addLineNumberToErrorMessage() {14    String errorMessage = Throwables.addLineNumberToErrorMessage(new NullPointerException());15    assertThat(errorMessage).contains("at org.assertj.core.util.Throwables.addLineNumberToErrorMessage");16}

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.