How to use assertThatIllegalArgumentException method of org.assertj.core.api.Assertions class

Best Assertj code snippet using org.assertj.core.api.Assertions.assertThatIllegalArgumentException

Source:YeinGidTest.java Github

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...14 * limitations under the License.15 */16package cool.houge.util;17import static org.assertj.core.api.Assertions.assertThat;18import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;19import static org.assertj.core.api.SoftAssertions.assertSoftly;20import org.junit.jupiter.api.Test;21import org.junit.jupiter.params.ParameterizedTest;22import org.junit.jupiter.params.provider.ValueSource;23/**24 * {@link YeinGid} 单元测试.25 *26 * @author KK (kzou227@qq.com)27 */28class YeinGidTest {29 @Test30 void makeYeinGid() {31 var fid = 5432;32 var gid = new YeinGid(fid);33 var hexString1 = gid.toHexString();34 var hexString2 = gid.toHexString();35 assertThat(hexString1)36 .isEqualTo(hexString2)37 .isEqualTo(gid.toString())38 .hasSize(YeinGid.YEIN_GID_LENGTH);39 }40 @ValueSource(ints = {5432, 0, 131071})41 @ParameterizedTest42 void fromString(int fid) {43 var gid = new YeinGid(fid);44 var hexString = gid.toHexString();45 var parsedGid = YeinGid.fromString(hexString);46 assertSoftly(47 s -> {48 s.assertThat(parsedGid.getVersion()).as("version").isEqualTo(gid.getVersion());49 s.assertThat(parsedGid.getTimestamp()).as("timestamp").isEqualTo(gid.getTimestamp());50 s.assertThat(parsedGid.getSeq()).as("seq").isEqualTo(gid.getSeq());51 s.assertThat(parsedGid.getFid()).as("f2").isEqualTo(gid.getFid());52 });53 }54 @Test55 void illegalYeinGid() {56 assertThatIllegalArgumentException().isThrownBy(() -> YeinGid.fromString(null));57 assertThatIllegalArgumentException().isThrownBy(() -> YeinGid.fromString(""));58 assertThatIllegalArgumentException().isThrownBy(() -> YeinGid.fromString("4S27BZZ8ZZR*7E"));59 assertThatIllegalArgumentException().isThrownBy(() -> YeinGid.fromString("4S27BZZ#ZZR*7EMG&"));60 }61 @Test62 void illegalFid() {63 assertThatIllegalArgumentException().isThrownBy(() -> new YeinGid(-1));64 assertThatIllegalArgumentException().isThrownBy(() -> new YeinGid(131072));65 }66}...

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Source:CatTests.java Github

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...8package com.example.demo;9import java.time.LocalDate;10import org.junit.jupiter.api.Test;11import static org.assertj.core.api.Assertions.assertThat;12import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;13import static org.assertj.core.api.Assertions.assertThatIllegalStateException;14import static org.assertj.core.api.Assertions.assertThatNoException;15/**16 * @author Madhura Bhave17 */18class CatTests {19 @Test20 void createCatWithValidNameShouldSucceed() {21 assertThatNoException().isThrownBy(() -> new Cat("Toby"));22 }23 @Test24 void createCatWithShortNameShouldThrowException() {25 assertThatIllegalStateException().isThrownBy(() -> new Cat("tom"));26 }27 @Test28 void createCatWithLowercaseNameShouldThrowException() {29 assertThatIllegalArgumentException().isThrownBy(() -> new Cat("a"));30 }31 @Test32 void getNameShouldReturnName() {33 Cat cat = new Cat("Toby");34 assertThat(cat.getName()).isEqualTo("Toby");35 }36 @Test37 void getAgeShouldReturnAge() {38 Cat cat = new Cat("Toby", LocalDate.now().minusMonths(3));39 assertThat(cat.getAgeInMonths()).isEqualTo(3);40 }41 @Test42 void defaultAgeIsFourMonth() {43 Cat cat = new Cat("Paprika");...

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Source:ProductTest.java Github

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...3import org.junit.jupiter.api.Test;4import org.mockito.internal.matchers.Null;5import java.math.BigDecimal;6import static org.assertj.core.api.Assertions.*;7import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;8public class ProductTest {9 private Products product1;10 @BeforeEach11 void beforeEach(){12 product1= new Products("bb","d","dd",2,2, BigDecimal.ONE,1l);13 }14 @Test15 void verlaagQuantityInOrder(){16 product1.verlaagQuantityInOrder(1);17 assertThat(product1.quantityInOrder).isEqualTo(1);18 }19 @Test20 void verlaagQuantityInOrderMetTeveel(){21 assertThatIllegalArgumentException().isThrownBy(()-> product1.verlaagQuantityInOrder(5));22 }23 @Test24 void verlaagQuantitYmetnegatiefl(){25 assertThatIllegalArgumentException().isThrownBy(()-> product1.verlaagQuantityInOrder(-9));26 }27 @Test28 void verlaagQuantityInstock(){29 product1.verlaagQuantityInStock(1);30 assertThat(product1.quantityInStock).isEqualTo(1);31 }32 @Test33 void verlaagQualintyInOrderMetTeveel(){34 assertThatIllegalArgumentException().isThrownBy(()-> product1.verlaagQuantityInStock(5));35 }36 @Test37 void verlaagQualintYmetnegatiefl(){38 assertThatIllegalArgumentException().isThrownBy(()-> product1.verlaagQuantityInStock(-9));39 }40}...

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assertThatIllegalArgumentException

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1import org.junit.jupiter.api.Test;2import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;3public class App {4 public static void main(String[] args) {5 System.out.println("Hello World");6 }7 public void test() {8 assertThatIllegalArgumentException()9 .isThrownBy(() -> { throw new IllegalArgumentException("test"); })10 .withMessage("test");11 }12}13[INFO] --- maven-clean-plugin:3.1.0:clean (default-clean) @ my-app ---14[INFO] --- maven-resources-plugin:3.1.0:resources (default-resources) @ my-app ---15[INFO] --- maven-compiler-plugin:3.8.1:compile (default-compile) @ my-app ---16[INFO] --- maven-resources-plugin:3.1.0:testResources (default-testResources) @ my-app ---17[INFO] --- maven-compiler-plugin:3.8.1:testCompile (default-testCompile) @ my-app ---

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assertThatIllegalArgumentException

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1package org.example;2import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;3public class App {4 public static void main(String[] args) {5 assertThatIllegalArgumentException().isThrownBy(() -> {6 throw new IllegalArgumentException("boom!");7 }).withMessage("boom!");8 }9}10 at org.junit.Assert.assertEquals(Assert.java:115)11 at org.junit.Assert.assertEquals(Assert.java:144)12 at org.assertj.core.api.ThrowableAssert.hasMessage(ThrowableAssert.java:89)13 at org.assertj.core.api.ThrowableAssert.hasMessage(ThrowableAssert.java:27)14 at org.example.App.lambda$main$0(App.java:7)15 at org.assertj.core.api.ThrowableAssert.catchThrowable(ThrowableAssert.java:52)16 at org.assertj.core.api.AssertionsForClassTypes.catchThrowable(AssertionsForClassTypes.java:966)17 at org.assertj.core.api.Assertions.catchThrowable(Assertions.java:1469)18 at org.assertj.core.api.Assertions.assertThatIllegalArgumentException(Assertions.java:1302)19 at org.example.App.main(App.java:6)

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assertThatIllegalArgumentException

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1package org.example;2import org.junit.jupiter.api.Test;3import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;4{5 void test()6 {7 assertThatIllegalArgumentException().isThrownBy(() -> {8 throw new IllegalArgumentException("test");9 }).withMessage("test");10 }11}12[INFO] --- maven-clean-plugin:3.1.0:clean (default-clean) @ app ---13[INFO] --- maven-resources-plugin:3.1.0:resources (default-resources) @ app ---14[INFO] --- maven-compiler-plugin:3.8.0:compile (default-compile) @ app ---15[INFO] --- maven-resources-plugin:3.1.0:testResources (default-testResources) @ app ---16[INFO] --- maven-compiler-plugin:3.8.0:testCompile (default-testCompile) @ app ---17[INFO] --- maven-surefire-plugin:2.22.1:test (default-test) @ app ---

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assertThatIllegalArgumentException

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1import org.assertj.core.api.Assertions;2import org.junit.Test;3public class Test1 {4 public void test1() {5 Assertions.assertThatIllegalArgumentException().isThrownBy(() -> {6 throw new IllegalArgumentException("test");7 }).withMessage("test");8 }9}10 at org.assertj.core.internal.Throwables.assertHasMessage(Throwables.java:47)11 at org.assertj.core.api.ThrowableAssert.hasMessage(ThrowableAssert.java:160)12 at org.assertj.core.api.Assertions$ThrowableAssertAlternative.hasMessage(Assertions.java:1381)13 at Test1.test1(Test1.java:9)

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assertThatIllegalArgumentException

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1import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;2import static org.assertj.core.api.Assertions.assertThatNullPointerException;3public class AssertJAssertThatIllegalArgumentException {4 public static void main(String[] args) {5 assertThatIllegalArgumentException().isThrownBy(()->{6 throw new IllegalArgumentException("IllegalArgumentException");7 }).withMessage("IllegalArgumentException");8 assertThatIllegalArgumentException().isThrownBy(()->{9 throw new IllegalArgumentException("IllegalArgumentException");10 }).withMessageContaining("Illegal");11 assertThatIllegalArgumentException().isThrownBy(()->{12 throw new IllegalArgumentException("IllegalArgumentException");13 }).withMessageStartingWith("Illegal");14 assertThatIllegalArgumentException().isThrownBy(()->{15 throw new IllegalArgumentException("IllegalArgumentException");16 }).withMessageEndingWith("Exception");17 assertThatIllegalArgumentException().isThrownBy(()->{18 throw new IllegalArgumentException("IllegalArgumentException");19 }).withMessageMatching("Illegal.*");20 assertThatIllegalArgumentException().isThrownBy(()->{21 throw new IllegalArgumentException("IllegalArgumentException");22 }).withMessageMatching("Illegal.*").withNoCause();23 assertThatNullPointerException().isThrownBy(()->{24 throw new NullPointerException("NullPointerException");25 }).withMessage("NullPointerException");26 assertThatNullPointerException().isThrownBy(()->{27 throw new NullPointerException("NullPointerException");28 }).withMessageContaining("Null");29 assertThatNullPointerException().isThrownBy(()->{30 throw new NullPointerException("NullPointerException");31 }).withMessageStartingWith("Null");32 assertThatNullPointerException().isThrownBy(()->{33 throw new NullPointerException("NullPointerException");34 }).withMessageEndingWith("Exception");35 assertThatNullPointerException().isThrownBy(()->{36 throw new NullPointerException("NullPointerException");37 }).withMessageMatching("Null.*");38 assertThatNullPointerException().isThrownBy(()->{39 throw new NullPointerException("NullPointerException");40 }).withMessageMatching("Null.*").withNoCause();41 }42}43 at org.assertj.core.api.ThrowableAssert.catchThrowable(ThrowableAssert.java:59)44 at org.assertj.core.api.AssertionsForClassTypes.assertThatExceptionOfType(AssertionsForClassTypes.java:1057)45 at org.assertj.core.api.AssertionsForClassTypes.assertThatIllegalArgumentException(AssertionsForClassTypes.java:1051)46 at AssertJAssertThatIllegalArgumentException.main(AssertJAssertThatIllegalArgumentException.java:7)47 at AssertJAssertThatIllegalArgumentException.lambda$main$0(AssertJAssertThatIllegalArgumentException.java:8)

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assertThatIllegalArgumentException

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1import org.assertj.core.api.Assertions;2import org.junit.Test;3public class AssertJTest {4 public void testAssertJ() {5 Assertions.assertThatIllegalArgumentException().isThrownBy(() -> {6 throw new IllegalArgumentException("IllegalArgumentException");7 }).withMessage("IllegalArgumentException");8 }9}

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assertThatIllegalArgumentException

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1package org.example;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import java.util.ArrayList;5import java.util.List;6public class AppTest {7 public void testAssertThatIllegalArgumentException() {8 List<String> list = new ArrayList<String>();9 list.add("one");10 list.add("two");11 list.add("three");12 Assertions.assertThatIllegalArgumentException().isThrownBy(() -> { list.get(3); });13 }14}15package org.example;16import org.assertj.core.api.Assertions;17import org.junit.Test;18import java.util.ArrayList;19import java.util.List;20public class AppTest {21 public void testAssertThatNoException() {22 List<String> list = new ArrayList<String>();23 list.add("one");24 list.add("two");25 list.add("three");26 Assertions.assertThatNoException().isThrownBy(() -> { list.get(0); });27 }28}29package org.example;30import org.assertj.core.api.Assertions;31import org.junit.Test;32import java.util.ArrayList;33import java.util.List;34public class AppTest {35 public void testAssertThatNullPointerException() {36 List<String> list = new ArrayList<String>();37 list.add("one");38 list.add("two");39 list.add("three");40 Assertions.assertThatNullPointerException().is

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assertThatIllegalArgumentException

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1import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;2import java.util.function.Supplier;3import java.util.function.Predicate;4import java.util.function.Function;5import java.util.function.Consumer;6import java.util.function.BiFunction;7import java.util.function.BiConsumer;8import java.util.function.BiPredicate;9import org.junit.jupiter.api.Test;10class AssertionsTest {11 void assertThatIllegalArgumentExceptionTest() {12 assertThatIllegalArgumentException().isThrownBy(() -> {13 throw new IllegalArgumentException("test");14 }).withMessage("test");15 }16}17at org.assertj.core.internal.Throwables.assertThrowableThrownBy(Throwables.java:100)18at org.assertj.core.api.AssertionsForClassTypes.assertThatExceptionOfType(AssertionsForClassTypes.java:1151)19at org.assertj.core.api.Assertions.assertThatIllegalArgumentException(Assertions.java:1225)20at AssertionsTest.assertThatIllegalArgumentExceptionTest(AssertionsTest.java:11)21import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;22import org.junit.jupiter.api.Test;23class AssertionsTest {24 void assertThatIllegalArgumentExceptionTest() {25 assertThatIllegalArgumentException().isThrownBy(() -> {26 throw new IllegalArgumentException("test");27 }).withMessage("test");28 }29}30at org.assertj.core.internal.Throwables.assertThrowableThrownBy(Throwables.java:100)31at org.assertj.core.api.AssertionsForClassTypes.assertThatExceptionOfType(AssertionsForClassTypes.java:1151)32at org.assertj.core.api.Assertions.assertThatIllegalArgumentException(Assertions.java:1225)33at AssertionsTest.assertThatIllegalArgumentExceptionTest(AssertionsTest.java:11)34import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;35import org.junit.jupiter.api.Test;36class AssertionsTest {37 void assertThatIllegalArgumentExceptionTest() {38 assertThatIllegalArgumentException().isThrownBy(() -> {39 throw new IllegalArgumentException("test");40 }).withMessage("test");41 }42}

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assertThatIllegalArgumentException

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1package org.example;2import org.junit.jupiter.api.Test;3import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;4{5 void testAssertThatIllegalArgumentExceptionMethod()6 {7 String str = "abc";8 assertThatIllegalArgumentException().isThrownBy(() -> {9 str.charAt(-1);10 });11 }12}13org.example.AppTest > testAssertThatIllegalArgumentExceptionMethod() FAILED14at org.example.AppTest.testAssertThatIllegalArgumentExceptionMethod(AppTest.java:14)15package org.example;16import org.junit.jupiter.api.Test;17import static org.assertj.core.api.Assertions.assertThatNullPointerException;18{19 void testAssertThatNullPointerExceptionMethod()20 {21 String str = null;22 assertThatNullPointerException().isThrownBy(() -> {23 str.charAt(0);24 });25 }26}27org.example.AppTest > testAssertThatNullPointerExceptionMethod() FAILED28at org.example.AppTest.testAssertThatNullPointerExceptionMethod(AppTest.java:14)29package org.example;30import org.junit.jupiter.api.Test;31import static org.assertj.core.api.Assertions.assertThatIllegalStateException;32{33 void testAssertThatIllegalStateExceptionMethod()34 {35 String str = "abc";36 assertThatIllegalStateException().isThrownBy(() -> {37 str.charAt(-1);38 });

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