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How to use ThrowableAssert method of org.assertj.core.api.ThrowableAssert class

Best Assertj code snippet using org.assertj.core.api.ThrowableAssert.ThrowableAssert

Source:InMemoryDatabaseTest.java

2import io.github.glytching.junit.extension.random.Random;3import io.github.glytching.junit.extension.random.RandomBeansExtension;4import io.swagger.model.Channel;5import io.swagger.model.Device;6import org.assertj.core.api.ThrowableAssert;7import org.junit.jupiter.api.BeforeEach;8import org.junit.jupiter.api.DisplayName;9import org.junit.jupiter.api.Test;10import org.junit.jupiter.api.extension.ExtendWith;11import org.mockito.junit.jupiter.MockitoExtension;12import pl.grzeslowski.jsuplaservermock.service.EntityNotFoundException;13import java.util.List;14import static org.assertj.core.api.Assertions.assertThat;15import static org.assertj.core.api.Assertions.assertThatThrownBy;16@SuppressWarnings("WeakerAccess")17@ExtendWith(MockitoExtension.class)18@ExtendWith(RandomBeansExtension.class)19class InMemoryDatabaseTest {20    InMemoryDatabase database;21    @Random String contextPath;22    @Random String port;23    @Random(excludes = {24            "location.iodevices",25            "location.channelGroups",26            "location.accessIds",27            "location.channels",28            "originalLocation",29            "channels.iodevice",30            "channels.location",31            "schedules.channel",32            "schedules.closestExecutions"}) Device device;33    @Random(type = Channel.class,34            excludes = {"iodevice", "location"}) List<Channel> channels;35    Channel channel;36    @BeforeEach37    void setUp() {38        database = new InMemoryDatabase(contextPath, port);39    }40    @BeforeEach41    void setUpChannels() {42        device.channels(channels);43        channels.forEach(channel -> channel.setIodevice(device));44        channel = channels.get(0);45    }46    @Test47    @DisplayName("should get device from DB")48    void getDevice() {49        // given50        database.addDevice(device);51        // when52        final Device deviceFromDb = database.getDevice(device.getId());53        // then54        assertThat(deviceFromDb).isEqualTo(device);55    }56    @Test57    @DisplayName("should throw EntityNotFoundException when cannot find device")58    void getDeviceNotFound(@Random int id) {59        // when60        final ThrowableAssert.ThrowingCallable device = () -> database.getDevice(id);61        // then62        assertThatThrownBy(device).isInstanceOf(EntityNotFoundException.class);63    }64    @Test65    @DisplayName("should get all devices from DB")66    void getAllDevices(@Random(type = Device.class,67            excludes = {68                    "location.iodevices",69                    "location.channelGroups",70                    "location.accessIds",71                    "location.channels",72                    "originalLocation",73                    "channels.iodevice",74                    "channels.location",75                    "schedules.channel",76                    "schedules.closestExecutions"}) List<Device> devices) {77        // given78        devices.forEach(device -> database.addDevice(device));79        // when80        final List<Device> devicesFromDb = database.getAllDevices();81        // then82        assertThat(devicesFromDb).containsExactlyInAnyOrder(devices.toArray(new Device[0]));83    }84    @Test85    @DisplayName("should change device comment")86    void changeDeviceComment(@Random String comment) {87        // given88        database.addDevice(device);89        // when90        final Device deviceFromDb = database.changeDeviceComment(this.device.getId(), comment);91        // then92        assertThat(deviceFromDb.getComment()).isEqualTo(comment);93        assertThat(database.getDevice(device.getId()).getComment()).isEqualTo(comment);94    }95    @Test96    @DisplayName("should throw EntityNotFoundException when cannot find device with given ID (comment)")97    void changeDeviceCommentEntityNotFound(@Random int id, @Random String comment) {98        // when99        final ThrowableAssert.ThrowingCallable device = () -> database.changeDeviceComment(id, comment);100        // then101        assertThatThrownBy(device).isInstanceOf(EntityNotFoundException.class);102    }103    @Test104    @DisplayName("should change device enabled")105    void changeDeviceEnabled(@Random boolean enabled) {106        // given107        database.addDevice(device);108        // when109        final Device deviceFromDb = database.changeDeviceEnabled(this.device.getId(), enabled);110        // then111        assertThat(deviceFromDb.isEnabled()).isEqualTo(enabled);112        assertThat(database.getDevice(device.getId()).isEnabled()).isEqualTo(enabled);113    }114    @Test115    @DisplayName("should throw EntityNotFoundException when cannot find device with given ID (enabled)")116    void changeDeviceEnabledEntityNotFound(@Random int id, @Random boolean enabled) {117        // when118        final ThrowableAssert.ThrowingCallable device = () -> database.changeDeviceEnabled(id, enabled);119        // then120        assertThatThrownBy(device).isInstanceOf(EntityNotFoundException.class);121    }122    @Test123    @DisplayName("should change device locationId")124    void changeDeviceLocationId(@Random int locationId) {125        // given126        database.addDevice(device);127        // when128        final Device deviceFromDb = database.changeDeviceLocationId(this.device.getId(), locationId);129        // then130        assertThat(deviceFromDb.getLocationId()).isEqualTo(locationId);131        // TODO implement with locations132//        assertThat(deviceFromDb.getLocation().getId()).isEqualTo(locationId);133        assertThat(database.getDevice(device.getId()).getLocationId()).isEqualTo(locationId);134        // TODO implement with locations135//        assertThat(database.getDevice(device.getId()).getId()).isEqualTo(locationId);136    }137    @Test138    @DisplayName("should throw EntityNotFoundException when cannot find device with given ID (locationId)")139    void changeDeviceLocationIdEntityNotFound(@Random int id, @Random int locationId) {140        // when141        final ThrowableAssert.ThrowingCallable device = () -> database.changeDeviceLocationId(id, locationId);142        // then143        assertThatThrownBy(device).isInstanceOf(EntityNotFoundException.class);144    }145    // TODO add test for changing locationId and location cannot be found146    @Test147    @DisplayName("should delete device with given ID")148    public void deleteDevice() {149        // given150        database.addDevice(device);151        // when152        database.deleteDevice(device.getId());153        // then154        assertThatThrownBy(() -> database.getDevice(device.getId())).isInstanceOf(EntityNotFoundException.class);155    }156    @Test157    @DisplayName("should throw EntityNotFoundException when cannot find device to delete")158    public void deleteDeviceEntityNotFound() {159        // when160        final ThrowableAssert.ThrowingCallable delete = () -> database.deleteDevice(device.getId());161        // then162        assertThatThrownBy(delete).isInstanceOf(EntityNotFoundException.class);163    }164    @Test165    @DisplayName("should get channel from DB")166    void getChannel() {167        // given168        database.addDevice(device);169        // when170        Channel channelFromDb = database.getChannel(this.channel.getId());171        // then172        assertThat(channelFromDb).isEqualTo(channel);173    }174    @Test175    @DisplayName("should throw EntityNotFoundException when cannot find channel")176    void getChannel(@Random int id) {177        // when178        final ThrowableAssert.ThrowingCallable device = () -> database.getChannel(id);179        // then180        assertThatThrownBy(device).isInstanceOf(EntityNotFoundException.class);181    }182    @Test183    @DisplayName("should get all channels from DB")184    void getAllChannels() {185        // given186        database.addDevice(device);187        // when188        List<Channel> channelsFromDb = database.getAllChannels();189        // then190        assertThat(channelsFromDb).containsExactlyInAnyOrder(channels.toArray(new Channel[0]));191    }192}...

Source:CloseWebSocketFrameTest.java

...10 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.11 * See the License for the specific language governing permissions and limitations under the License.12 */13package io.netty.handler.codec.http.websocketx;14import org.assertj.core.api.ThrowableAssert;15import org.junit.jupiter.api.Test;16import static org.assertj.core.api.Assertions.assertThat;17import static org.assertj.core.api.Assertions.assertThatExceptionOfType;18class CloseWebSocketFrameTest {19    @Test20    void testInvalidCode() {21        doTestInvalidCode(new ThrowableAssert.ThrowingCallable() {22            @Override23            public void call() throws RuntimeException {24                new CloseWebSocketFrame(WebSocketCloseStatus.ABNORMAL_CLOSURE);25            }26        });27        doTestInvalidCode(new ThrowableAssert.ThrowingCallable() {28            @Override29            public void call() throws RuntimeException {30                new CloseWebSocketFrame(WebSocketCloseStatus.ABNORMAL_CLOSURE, "invalid code");31            }32        });33        doTestInvalidCode(new ThrowableAssert.ThrowingCallable() {34            @Override35            public void call() throws RuntimeException {36                new CloseWebSocketFrame(1006, "invalid code");37            }38        });39        doTestInvalidCode(new ThrowableAssert.ThrowingCallable() {40            @Override41            public void call() throws RuntimeException {42                new CloseWebSocketFrame(true, 0, 1006, "invalid code");43            }44        });45    }46    @Test47    void testValidCode() {48        doTestValidCode(new CloseWebSocketFrame(WebSocketCloseStatus.NORMAL_CLOSURE),49                WebSocketCloseStatus.NORMAL_CLOSURE.code(), WebSocketCloseStatus.NORMAL_CLOSURE.reasonText());50        doTestValidCode(new CloseWebSocketFrame(WebSocketCloseStatus.NORMAL_CLOSURE, "valid code"),51                WebSocketCloseStatus.NORMAL_CLOSURE.code(), "valid code");52        doTestValidCode(new CloseWebSocketFrame(1000, "valid code"), 1000, "valid code");53        doTestValidCode(new CloseWebSocketFrame(true, 0, 1000, "valid code"), 1000, "valid code");54    }55    private static void doTestInvalidCode(ThrowableAssert.ThrowingCallable callable) {56        assertThatExceptionOfType(IllegalArgumentException.class).isThrownBy(callable);57    }58    private static void doTestValidCode(CloseWebSocketFrame frame, int expectedCode, String expectedReason) {59        assertThat(frame.statusCode()).isEqualTo(expectedCode);60        assertThat(frame.reasonText()).isEqualTo(expectedReason);61    }62}...

ThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3import org.assertj.core.api.Assertions;4public class ThrowableAssertExample {5   public static void main(String[] args) {6      ThrowingCallable callable = () -> {7         throw new Exception("Exception");8      };9      ThrowableAssert.assertThatThrownBy(callable).hasMessage("Exception");10   }11}12	at org.assertj.core.api.ThrowableAssert.failBecauseExceptionWasNotThrown(ThrowableAssert.java:90)13	at org.assertj.core.api.ThrowableAssert.assertThatThrownBy(ThrowableAssert.java:65)14	at ThrowableAssertExample.main(ThrowableAssertExample.java:12)

ThrowableAssert

Using AI Code Generation

1package com.ack.junit.assertions;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4public class ThrowableAssertTest {5  public void testThrowableAssert() {6    assertThatThrownBy( () -> {7      throw new Exception( "boom!" );8    } )9    .isInstanceOf( Exception.class )10    .hasMessage( "boom!" );11  }12}13org.junit.ComparisonFailure: expected: <Exception> but was: <java.lang.Exception> at org.junit.Assert.assertEquals(Assert.java:115) at org.junit.Assert.assertEquals(Assert.java:144) at com.ack.junit.assertions.ThrowableAssertTest.testThrowableAssert(ThrowableAssertTest.java:14)14package com.ack.junit.assertions;15import org.junit.Test;16import static org.assertj.core.api.Assertions.assertThatExceptionOfType;17public class ThrowableAssertTest {18  public void testThrowableAssert() {19    assertThatExceptionOfType( Exception.class )20    .isThrownBy( () -> {21      throw new Exception( "boom!" );22    } )23    .withMessage( "boom!" );24  }25}26org.junit.ComparisonFailure: expected: <Exception> but was: <java.lang.Exception> at org.junit.Assert.assertEquals(Assert.java:115) at org.junit.Assert.assertEquals(Assert.java:144) at com.ack.junit.assertions.ThrowableAssertTest.testThrowableAssert(ThrowableAssertTest.java:14)27package com.ack.junit.assertions;28import org.junit.Test;29import static org.assertj.core.api.Assertions.assertThatExceptionOfType;30public class ThrowableAssertTest {31  public void testThrowableAssert() {32    assertThatExceptionOfType( Exception.class )33    .isThrownBy( () -> {34      throw new Exception( "boom!" );35    } )36    .withMessageContaining( "boom" );37  }38}39org.junit.ComparisonFailure: expected: <Exception> but was: <java.lang.Exception> at org.junit.Assert.assertEquals(Assert.java:115) at org.junit.Assert.assertEquals(Assert.java:144) at com.ack.junit.assertions.ThrowableAssertTest.testThrowableAssert(ThrowableAssertTest.java:14)

ThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4public class 1 {5	public void test() {6		ThrowableAssert t = assertThatThrownBy(() -> {7			throw new Exception("test");8		});9		System.out.println(t);10	}11}

ThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2public class 1 {3    public static void main(String[] args) {4        ThrowableAssert.assertThatExceptionOfType(NullPointerException.class).isThrownBy(() -> {5            String str = null;6            str.length();7        });8    }9}

ThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2public class 1 {3    public static void main(String[] args) {4        ThrowableAssert.assertThatExceptionOfType(NullPointerException.class).isThrownBy(() -> {5            String str = null;6            str.length();7        });8    }9}

ThrowableAssert

Using AI Code Generation

1package com.ack.assertj;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class ThrowableAssertTest {5    public void testThrowableAssert() {6        Assertions.assertThatThrownBy( () -> {7            throw new Exception( "This is an exception" );8        } ).hasMessage( "This is an exception" );9    }10}11package com.ack.assertj;12import org.assertj.core.api.Assertions;13import org.junit.Test;14public class ThrowableAssertTest {15    public void testThrowableAssert() {16        Assertions.assertThatThrownBy( () -> {17            throw new Exception( "This is an exception" );18        } ).hasMessage( "This is an exception" );19    }20}21package com.ack.assertj;22import org.assertj.core.api.Assertions;23import org.junit.Test;24public class ThrowableAssertTest {25    public void testThrowableAssert() {26        Assertions.assertThatThrownBy( () -> {27            throw new Exception( "This is an exception" );28        } ).hasMessage( "This is an exception" );29    }30}31package com.ack.assertj;32import org.assertj.core.api.Assertions;33import org.junit.Test;34public class ThrowableAssertTest {35    public void testThrowableAssert() {36        Assertions.assertThatThrownBy( () -> {37            throw new Exception( "This is an exception" );38        } ).hasMessage( "This is an exception" );39    }40}41package com.ack.assertj;42import org.assertj.core.api.Assertions;43import org.junit.Test;44public class ThrowableAssertTest {45    public void testThrowableAssert() {46        Assertions.assertThatThrownBy( () -> {47            throw new Exception( "This is an exception" );48        } ).hasMessage( "This is an exception" );49im ort org.assertj.core.api.ThrowableAssert;50import org.assertj.core.api.Assertions;51p   }eAssrt52public}staticvoid main(String[] args) {53ThrowableAssert.assertThrownBy(() -> {54throw new Exception("Exception in code");55}).isInstanceOf(Exception.class).hasMessage("Exceptionincode");56}57}58at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:48)59at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:37)60at AssertJThrowableAssert.main(AssertJThrowableAssert.java:8)61AssertJ ThrowableAssert hasMessageContaining() method62mport org.assertj.ore.api.ThrowableAssert;63importorg.aserj.core.pi.Asserions;64publclass AssertJThrowableAssert {65ThrowableAssert.assertThrownBy(()->{66thrownewException("Exceptionincode");67}).isInstanceOf(Exception.class).hasMessageContaining("code");68}69}70at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:48)71at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:37)72at AssertJThrowableAssert.main(AssertJThrowableAssert.java:8)73AssertJ ThrowableAssert hasMessageMatching() method74code to use hasMessageMatching() method of org.assertj.core.api.ThrowableAssert class75import org.assertj.core.api.ThrowableAssert;76import org.assertj.core.pi.Assertions;77public class AssertJThrowableAt {78public satic void main(String[] args) {79rowbleAsser.assert( -> {80throw new Exception("Exceptionin code");81}).isInstanceOf(Exception.class).hasMessageMatching(".*code");82}83}84at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:48)85at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:37)86at AssertJThrowableAssert.main(AssertJThrowableAssert.java:8

ThrowableAssert

Using AI Code Generation

1package org.example;2import org.assertj.core.api.ThrowableAssert;3public class App {4    public static void main(String[] args) {5        ThrowableAssert.throwable(() -> {throw new Exception("Message");}).hasMessage("Message");6    }7}8java -cp .;assertj-core-3.17.2.jar App9	at org.example.App.main(App.java:7)

ThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2import org.assertj.core.api.Assertions;3public class AssertjTest {4    public static void main(String[] args) {5        ThrowableAssert t = Assertions.assertThatThrownBy(() -> {6            throw new NullPointerException();7        });8        t.isInstanceOf(NullPointerException.class);9    }10}11    at org.assertj.core.api.ThrowableAssert.catchThrowable(ThrowableAssert.java:60)12    at org.assertj.core.api.Assertions.assertThatThrownBy(Assertions.java:1458)13    at AssertjTest.main(AssertjTest.java:10)

ThrowableAssert

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssert;2import org.assertj.core.api.Assertions;3public class AssertJThrowableAssert {4public static void main(String[] args) {5ThrowableAssert.assertThrownBy(() -> {6throw new Exception("Exception in code");7}).isInstanceOf(Exception.class).hasMessage("Exception in code");8}9}10at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:48)11at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:37)12at AssertJThrowableAssert.main(AssertJThrowableAssert.java:8)13AssertJ ThrowableAssert hasMessageContaining() method14import org.assertj.core.api.ThrowableAssert;15import org.assertj.core.api.Assertions;16public class AssertJThrowableAssert {17public static void main(String[] args) {18ThrowableAssert.assertThrownBy(() -> {19throw new Exception("Exception in code");20}).isInstanceOf(Exception.class).hasMessageContaining("code");21}22}23at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:48)24at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:37)25at AssertJThrowableAssert.main(AssertJThrowableAssert.java:8)26AssertJ ThrowableAssert hasMessageMatching() method27import org.assertj.core.api.ThrowableAssert;28import org.assertj.core.api.Assertions;29public class AssertJThrowableAssert {30public static void main(String[] args) {31ThrowableAssert.assertThrownBy(() -> {32throw new Exception("Exception in code");33}).isInstanceOf(Exception.class).hasMessageMatching(".*code");34}35}36at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:48)37at org.assertj.core.api.ThrowableAssert.assertThrownBy(ThrowableAssert.java:37)38at AssertJThrowableAssert.main(AssertJThrowableAssert.java:8

ThrowableAssert

Using AI Code Generation

1public class AssertJThrowable {2    public static void main(String[] args) {3        ThrowableAssert.ThrowingCallable callable = () -> {4            throw new Exception("Exception thrown");5        };6        assertThatThrownBy(callable).isInstanceOf(Exception.class)7                .hasMessageContaining("thrown");8        assertThatExceptionOfType(Exception.class).isThrownBy(callable)9                .withMessageContaining("thrown");10    }11}12	at org.assertj.core.api.ThrowableAssertAlternative.isInstanceOf(ThrowableAssertAlternative.java:83)13	at AssertJThrowable.main(AssertJThrowable.java:10)14	at org.assertj.core.api.ThrowableAssertAlternative.isInstanceOf(ThrowableAssertAlternative.java:83)15	at AssertJThrowable.main(AssertJThrowable.java:15)

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