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How to use JGivenExecutionException class of com.tngtech.jgiven.exception package

Best JGiven code snippet using com.tngtech.jgiven.exception.JGivenExecutionException

Source:ReflectionUtil.java

1package com.tngtech.jgiven.impl.util;2import com.google.common.base.Function;3import com.google.common.base.Throwables;4import com.google.common.collect.Lists;5import com.tngtech.jgiven.exception.JGivenExecutionException;6import com.tngtech.jgiven.exception.JGivenInjectionException;7import com.tngtech.jgiven.exception.JGivenUserException;8import org.slf4j.Logger;9import org.slf4j.LoggerFactory;10import java.lang.annotation.Annotation;11import java.lang.reflect.AccessibleObject;12import java.lang.reflect.Constructor;13import java.lang.reflect.Field;14import java.lang.reflect.InvocationTargetException;15import java.lang.reflect.Method;16import java.lang.reflect.Modifier;17import java.util.Arrays;18import java.util.List;19import java.util.Optional;20import java.util.stream.Collectors;21import java.util.stream.StreamSupport;22import static java.lang.String.format;23public class ReflectionUtil {24    private static Logger log = LoggerFactory.getLogger( ReflectionUtil.class );25    /**26     * Iterates over all fields of the given class and all its super classes27     * and calls action.act() for the fields that are annotated with the given annotation.28     */29    public static void forEachField( final Object object, Class<?> clazz, final FieldPredicate predicate, final FieldAction action ){30        forEachSuperClass( clazz, clazzAction -> {31            for( Field field : clazzAction.getDeclaredFields() ) {32                if( predicate.isTrue( field ) ) {33                    action.act( object, field );34                }35            }36        } );37    }38    /**39     * Iterates over all methods of the given class and all its super classes40     * and calls action.act() for the methods that are annotated with the given annotation.41     */42    public static void forEachMethod( final Object object, Class<?> clazz, final Class<? extends Annotation> annotation,43            final MethodAction action ){44        forEachSuperClass( clazz, clazzAction -> {45            for( Method method : clazzAction.getDeclaredMethods() ) {46                if( method.isAnnotationPresent( annotation ) ) {47                    action.act( object, method );48                }49            }50        } );51    }52    /**53     * Iterates over all super classes of the given class (including the class itself)54     * and calls action.act() for these classes.55     */56    public static void forEachSuperClass( Class<?> clazz, ClassAction action ){57        try {58            action.act( clazz );59            Class<?> superclass = clazz.getSuperclass();60            if( superclass != null ) {61                forEachSuperClass( superclass, action );62            }63        } catch( Exception e ) {64            throw Throwables.propagate( e );65        }66    }67    public static FieldPredicate hasAtLeastOneAnnotation( final Class<? extends Annotation>... annotation ){68        return field -> {69            for( Class<? extends Annotation> clazz : annotation ) {70                if( field.isAnnotationPresent( clazz ) ) {71                    return true;72                }73            }74            return false;75        };76    }77    public static FieldPredicate allFields(){78        return field -> true;79    }80    public static FieldPredicate nonStaticField(){81        return field -> !Modifier.isStatic( field.getModifiers() );82    }83    public static boolean hasConstructor( Class<?> type, Class<?>... parameterTypes ){84        try {85            type.getDeclaredConstructor( parameterTypes );86            return true;87        } catch( NoSuchMethodException e ) {88            return false;89        }90    }91    public interface FieldPredicate {92        boolean isTrue( Field field ) throws Exception;93    }94    public interface ClassAction {95        void act( Class<?> clazz ) throws Exception;96    }97    public interface FieldAction {98        void act( Object object, Field field ) throws Exception;99    }100    public interface MethodAction {101        void act( Object object, Method method ) throws Exception;102    }103    public static Optional<Method> findMethodTransitively( Class<?> clazz, String methodName ){104        if( clazz == null ) {105            return Optional.empty();106        }107        try {108            return Optional.of( clazz.getDeclaredMethod( methodName ) );109        } catch( NoSuchMethodException e ) {110            return findMethodTransitively( clazz.getSuperclass(), methodName );111        }112    }113    public static <T> T newInstance( Class<T> type ){114        return newInstance( type, new Class<?>[0] );115    }116    public static <T> T newInstance( Class<T> type, Class<?>[] parameterTypes, Object... parameterValues ){117        try {118            Constructor<T> constructor = type.getDeclaredConstructor( parameterTypes );119            constructor.setAccessible( true );120            return constructor.newInstance( parameterValues );121        } catch( InstantiationException e ) {122            throw new RuntimeException( e );123        } catch( IllegalAccessException e ) {124            throw new RuntimeException( e );125        } catch( NoSuchMethodException e ) {126            throw new RuntimeException( e );127        } catch( InvocationTargetException e ) {128            throw new RuntimeException( e );129        }130    }131    public static void invokeMethod( Object object, Method method, String errorDescription ){132        log.debug( "Executing method %s of class %s", method, object.getClass() );133        makeAccessible( method, errorDescription );134        try {135            method.invoke( object );136        } catch( IllegalArgumentException e ) {137            log.debug( "Caught exception:", e );138            throw new JGivenExecutionException( "Could not execute " + toReadableString( method ) + errorDescription +139                    ", because it requires parameters. " + "Remove the parameters and try again.", e );140        } catch( IllegalAccessException e ) {141            log.debug( "Caught exception:", e );142            throw new JGivenExecutionException( "Could not execute " + toReadableString( method ) + errorDescription +143                    ", because of insuffient access rights. "144                    + "Either make the method public or disable your security manager while executing JGiven tests.", e );145        } catch( InvocationTargetException e ) {146            throw new JGivenUserException( method, errorDescription, e.getCause() );147        }148    }149    /**150     * Returns a {@link List} of objects reflecting all the non-static field values declared by the class or interface151     * represented by the given {@link Class} object and defined by the given {@link Object}. This includes152     * {@code public}, {@code protected}, default (package) access, and {@code private} fields, but excludes inherited153     * fields. The elements in the {@link List} returned are not sorted and are not in any particular order. This method154     * returns an empty {@link List} if the class or interface declares no fields, or if the given {@link Class} object155     * represents a primitive type, an array class, or void.156     *...

Source:ReflectionUtilTest.java

2import java.lang.reflect.AccessibleObject;3import org.junit.Rule;4import org.junit.Test;5import org.junit.rules.ExpectedException;6import com.tngtech.jgiven.exception.JGivenExecutionException;7import com.tngtech.jgiven.exception.JGivenInjectionException;8public class ReflectionUtilTest {9    @Rule10    public final ExpectedException expectedException = ExpectedException.none();11    static class TestClass {12        private String testField;13        private void testMethod( Integer someArg ) {}14    }15    @Test16    public void injection_exception_is_thrown_if_field_cannot_be_set() throws Exception {17        expectedException.expect( JGivenInjectionException.class );18        ReflectionUtil.setField( TestClass.class.getDeclaredField( "testField" ), new TestClass(), 5, "test description" );19    }20    @Test21    public void makeAccessible_does_not_throw_execptions() throws Exception {22        AccessibleObject stub = new AccessibleObject() {23            @Override24            public void setAccessible( boolean flag ) throws SecurityException {25                throw new SecurityException();26            }27        };28        ReflectionUtil.makeAccessible( stub, "test" );29    }30    @Test31    public void execution_exception_is_thrown_if_method_cannot_be_invoked() throws Exception {32        expectedException.expect( JGivenExecutionException.class );33        TestClass testClass = new TestClass();34        ReflectionUtil.invokeMethod( testClass, TestClass.class.getDeclaredMethod( "testMethod", Integer.class ), "test description" );35    }36}...

Source:JGivenExecutionException.java

1package com.tngtech.jgiven.exception;2/**3 * This exception is thrown when JGiven tried to execute a used defined method, but the method could not be executed for some reason.4 */5public class JGivenExecutionException extends RuntimeException {6    private static final long serialVersionUID = 1L;7    public JGivenExecutionException( String message, Throwable cause ) {8        super( message, cause );9    }10}...

JGivenExecutionException

Using AI Code Generation

1import com.tngtech.jgiven.exception.JGivenExecutionException;2public class JGivenExecutionExceptionExample {3   public static void main(String[] args) {4      try {5         throw new JGivenExecutionException("JGivenExecutionException");6      } catch (JGivenExecutionException e) {7         System.out.println("JGivenExecutionException caught");8      }9   }10}

JGivenExecutionException

Using AI Code Generation

1import com.tngtech.jgiven.exception.JGivenExecutionException;2public class JGivenExecutionExceptionExample{3public static void main(String args[]){4try{5int a=10/0;6}7catch(ArithmeticException e){8throw new JGivenExecutionException(e);9}10}11}12at JGivenExecutionExceptionExample.main(1.java:10)13at JGivenExecutionExceptionExample.main(1.java:8)

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