How to use isInstanceOf method of org.assertj.core.api.AbstractIterableAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractIterableAssert.isInstanceOf

Source:AssertJPromiseAssert.java Github

copy

Full Screen

...68 * @return A {@link AbstractMapAssert} instance for making assertions on the value.69 */70 @SuppressWarnings("unchecked")71 public <K, V> AbstractMapAssert<?, ? extends Map<K, V>, K, V> withMap() {72 isInstanceOf(Map.class);73 return Assertions.assertThat((Map<K, V>) actual);74 }75 /**76 * Asserts that the value was a {@link Iterable} instance.77 * @param <T> The iterable contents type.78 * @return A {@link AbstractIterableAssert} instance for making assertions on the value.79 */80 @SuppressWarnings("unchecked")81 public <T> AbstractIterableAssert<?, ? extends Iterable<? extends T>, T> withIterable() {82 isInstanceOf(Iterable.class);83 return Assertions.assertThat((Iterable<T>) actual);84 }85 /**86 * Asserts that the value was a {@link List} instance.87 *88 * @param <T> The list contents type.89 * @return A {@link AbstractListAssert} instance for making assertions on the value.90 */91 @SuppressWarnings("unchecked")92 public <T> AbstractListAssert<?, ? extends List<? extends T>, T> withList() {93 isInstanceOf(List.class);94 return Assertions.assertThat((List<T>) actual);95 }96 /**97 * Asserts that the value was a {@link String} instance.98 * @return A {@link AbstractCharSequenceAssert} instance for making assertions on the value.99 */100 public AbstractCharSequenceAssert<?, String> withString() {101 isInstanceOf(String.class);102 return Assertions.assertThat((String) actual);103 }104 /**105 * Asserts that the value was a {@link InputStream} instance.106 * @return A {@link AbstractInputStreamAssert} instance for making assertions on the value.107 */108 public AbstractInputStreamAssert<?, ? extends InputStream> withInputStream() {109 isInstanceOf(InputStream.class);110 return Assertions.assertThat((InputStream) actual);111 }112 /**113 * Asserts that the value was a {@link File} instance.114 * @return A {@link AbstractFileAssert} instance for making assertions on the value.115 */116 public AbstractFileAssert<?> withFile() {117 isInstanceOf(File.class);118 return Assertions.assertThat((File) actual);119 }120 /**121 * Asserts that the value was a {@link Integer} instance.122 * @return A {@link AbstractIntegerAssert} instance for making assertions on the value.123 */124 public AbstractIntegerAssert<?> withInteger() {125 isInstanceOf(Integer.class);126 return Assertions.assertThat((Integer) actual);127 }128 /**129 * Asserts that the value was a {@link Boolean} instance.130 * @return A {@link AbstractBooleanAssert} instance for making assertions on the value.131 */132 public AbstractBooleanAssert<?> withBoolean() {133 isInstanceOf(Boolean.class);134 return Assertions.assertThat((Boolean) actual);135 }136 /**137 * Asserts that the value was a {@link Long} instance.138 * @return A {@link AbstractLongAssert} instance for making assertions on the value.139 */140 public AbstractLongAssert<?> withLong() {141 isInstanceOf(Long.class);142 return Assertions.assertThat((Long) actual);143 }144 /**145 * Asserts that the value was a {@link Double} instance.146 * @return A {@link AbstractDoubleAssert} instance for making assertions on the value.147 */148 public AbstractDoubleAssert<?> withDouble() {149 isInstanceOf(Double.class);150 return Assertions.assertThat((Double) actual);151 }152 /**153 * Asserts that the value was an instance of type {@code T}.154 * @param <T> The type of the expected object.155 * @return A {@link AbstractObjectAssert} instance for making assertions on the value.156 */157 @SuppressWarnings("unchecked")158 public <T> AbstractObjectAssert<?, T> withObject() {159 return Assertions.assertThat((T) actual);160 }161 /**162 * Asserts that the value was an array of type {@code T}.163 * @param <T> The type of the expected array....

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.assertThatThrownBy;3import java.util.Arrays;4import java.util.List;5import org.junit.Test;6public class AssertJInstanceOfTest {7 public void whenInstanceOf_thenCorrect() {8 List<Integer> numbers = Arrays.asList(1, 2, 3);9 assertThat(numbers).isInstanceOf(List.class);10 assertThat(numbers).isInstanceOfAny(List.class, String.class);11 assertThat(numbers).isOfAnyClassIn(List.class, String.class);12 }13 public void whenNotInstanceOf_thenCorrect() {14 List<Integer> numbers = Arrays.asList(1, 2, 3);15 assertThatThrownBy(() -> assertThat(numbers).isInstanceOf(String.class))16 .hasMessageContaining("expected instance of")17 .hasMessageContaining("but was instance of");18 }19 public void whenNotInstanceOfAny_thenCorrect() {20 List<Integer> numbers = Arrays.asList(1, 2, 3);21 assertThatThrownBy(() -> assertThat(numbers).isInstanceOfAny(String.class, Integer.class))22 .hasMessageContaining("expected instance of")23 .hasMessageContaining("but was instance of");24 }25 public void whenNotOfAnyClassIn_thenCorrect() {26 List<Integer> numbers = Arrays.asList(1, 2, 3);27 assertThatThrownBy(() -> assertThat(numbers).isOfAnyClassIn(String.class, Integer.class))28 .hasMessageContaining("expected instance of")29 .hasMessageContaining("but was instance of");30 }31}

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.util.Lists.newArrayList;3import java.util.List;4import org.junit.Test;5public class AssertJTest {6 public void testAssertJ() {7 List<String> list = newArrayList("a", "b", "c");8 assertThat(list).contains("a", "b", "c").doesNotContain("d", "e");9 assertThat(list).hasSize(3).containsOnly("a", "b", "c");10 assertThat(list).contains("a", "b", "c").doesNotContain("d", "e").hasSize(3).containsOnly("a", "b", "c");11 }12}

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1assertThat(Arrays.asList("foo", "bar")).isInstanceOf(List.class);2assertThat(Arrays.asList("foo", "bar")).isInstanceOfAny(List.class, Queue.class);3assertThat(Arrays.asList("foo", "bar")).isNotInstanceOf(Set.class);4assertThat(Arrays.asList("foo", "bar")).isInstanceOfAny(List.class, Queue.class);5assertThat(Arrays.asList("foo", "bar")).isNotInstanceOfAny(Set.class, Queue.class);6assertThat(new Object()).isInstanceOf(Object.class);7assertThat(new Object()).isNotInstanceOf(String.class);8assertThat(new Object()).isInstanceOfAny(Object.class, String.class);9assertThat(new Object()).isNotInstanceOfAny(String.class, Integer.class);10assertThat(new Object()).isNotInstanceOfAny(String.class, Integer.class);11assertThat(new Object()).isInstanceOf(Object.class);12assertThat(new Object()).isNotInstanceOf(String.class);13assertThat(new Object()).isInstanceOfAny(Object.class, String.class);14assertThat(new Object()).isNotInstanceOfAny(String.class, Integer.class);15assertThat(new Object()).isNotInstanceOfAny(String.class, Integer.class);16assertThat(new Object()).isNotInstanceOfAny(String.class, Integer.class);17assertThat(new Object()).isInstanceOf(Object.class);18assertThat(new Object()).isNotInstanceOf(String.class);19assertThat(new Object()).isInstanceOfAny(Object.class, String.class);20assertThat(new Object()).isNotInstanceOfAny(S

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1import org.assertj.core.api.Assertions.assertThat2import org.junit.Test3class AssertJTest {4 fun testAssertJ() {5 val list = listOf(1, 2, 3)6 assertThat(list).isInstanceOf(List::class.java)7 }8}

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1package org.example;2import org.junit.jupiter.api.Test;3import java.util.Arrays;4import static org.assertj.core.api.Assertions.assertThat;5class AssertjIsInstanceOfTest {6 void testIsInstanceOf() {7 assertThat(Arrays.asList("one", "two", "three")).isInstanceOf(Iterable.class);8 }9}10at org.example.AssertjIsInstanceOfTest.testIsInstanceOf(AssertjIsInstanceOfTest.java:11)

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1assertThat(list).isInstanceOf(List.class);2assertThat(list).isInstanceOf(ArrayList.class);3assertThat(list).isInstanceOf(ArrayList.class).isInstanceOf(List.class);4assertThat(list).isInstanceOf(ArrayList.class).isInstanceOf(List.class).isInstanceOf(Object.class);5assertThat(list).isNotInstanceOf(String.class);6assertThat(list).isInstanceOfAny(List.class, String.class);7assertThat(list).isInstanceOfAny(List.class, String.class, Object.class);8assertThat(list).isNotInstanceOfAny(String.class, Integer.class);9assertThat(list).isInstanceOfExactly(ArrayList.class);10assertThat(list).isInstanceOfExactly(ArrayList.class).isInstanceOfExactly(List.class);11assertThat(list).isInstanceOfExactly(ArrayList.class).isInstanceOfExactly(List.class).isInstanceOfExactly(Object.class);12assertThat(list).isNotInstanceOfExactly(String.class);13assertThat(list).isExactlyInstanceOf(ArrayList.class);14assertThat(list).isExactlyInstanceOf(ArrayList.class).isExactlyInstanceOf(List.class);15assertThat(list).isExactlyInstanceOf(ArrayList.class).isExactlyInstanceOf(List.class).isExactlyInstanceOf(Object.class);16assertThat(list).isNotExactlyInstanceOf(String.class);17assertThat(list).isOfAnyClassIn(List.class, String.class

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1import static org.assertj.core.api.Assertions.assertThat;2public class AssertJInstanceOfExample {3 public static void main(String[] args) {4 List<Object> list = Arrays.asList("a", "b", 1, 2, 3);5 assertThat(list).isInstanceOf(List.class);6 assertThat(list).isInstanceOfAny(List.class, String.class);7 assertThat(list).isInstanceOfAny(List.class, String.class, Integer.class);8 assertThat(list).isInstanceOfAny(List.class, String.class, Integer.class, Object.class);9 assertThat(list).isNotInstanceOf(String.class);10 assertThat(list).isNotInstanceOfAny(String.class, Integer.class);11 assertThat(list).isNotInstanceOfAny(String.class, Integer.class, Object.class);12 }13}14 at AssertJInstanceOfExample.main(AssertJInstanceOfExample.java:16)15 at AssertJInstanceOfExample.main(AssertJInstanceOfExample.java:20)16 at AssertJInstanceOfExample.main(AssertJInstanceOfEx

Full Screen

Full Screen

isInstanceOf

Using AI Code Generation

copy

Full Screen

1import org.junit.jupiter.api.Test;2import static org.assertj.core.api.Assertions.*;3import java.util.ArrayList;4import java.util.Arrays;5import java.util.List;6public class IsInstanceOfTest {7 public void testIsInstanceOf() {8 List<Object> list = new ArrayList<>(Arrays.asList(1, 2, 3, 4, 5, "one", "two", "three"));9 assertThat(list).isInstanceOf(List.class)10 .isInstanceOf(ArrayList.class)11 .isInstanceOfAny(List.class, String.class)12 .isInstanceOfAny(List.class, Integer.class)13 .isNotInstanceOf(String.class)14 .isNotInstanceOfAny(String.class, Integer.class);15 }16}17at org.junit.jupiter.engine.execution.ExecutableInvoker.resolveParameter(ExecutableInvoker.java:200)18at org.junit.jupiter.engine.execution.ExecutableInvoker.resolveParameters(ExecutableInvoker.java:183)19at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:74)20at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.invokeTestClassConstructor(ClassBasedTestDescriptor.java:342)21at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.instantiateTestClass(ClassBasedTestDescriptor.java:289)22at org.junit.jupiter.engine.descriptor.ClassTestDescriptor.instantiateTestClass(ClassTestDescriptor.java:79)23at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.instantiateAndPostProcessTestInstance(ClassBasedTestDescriptor.java:267)24at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$testInstancesProvider$2(ClassBasedTestDescriptor.java:259)25at java.util.Optional.orElseGet(Optional.java:267)26at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$testInstancesProvider$3(ClassBasedTestDescriptor.java:258)27at org.junit.jupiter.engine.execution.TestInstancesProvider.getTestInstances(TestInstancesProvider.java:31)28at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$prepare$0(TestMethodTestDescriptor.java:101)29at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)

Full Screen

Full Screen

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.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

Run Assertj automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

Most used method in AbstractIterableAssert

Try LambdaTest Now !!

Get 100 minutes of automation test minutes FREE!!

Next-Gen App & Browser Testing Cloud

Was this article helpful?

Helpful

NotHelpful