How to use AbstractInputStreamAssert class of org.assertj.core.api package

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

Source:AssertJPromiseAssert.java Github

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...22import org.assertj.core.api.AbstractBooleanAssert;23import org.assertj.core.api.AbstractCharSequenceAssert;24import org.assertj.core.api.AbstractDoubleAssert;25import org.assertj.core.api.AbstractFileAssert;26import org.assertj.core.api.AbstractInputStreamAssert;27import org.assertj.core.api.AbstractIntegerAssert;28import org.assertj.core.api.AbstractIterableAssert;29import org.assertj.core.api.AbstractListAssert;30import org.assertj.core.api.AbstractLongAssert;31import org.assertj.core.api.AbstractMapAssert;32import org.assertj.core.api.AbstractObjectArrayAssert;33import org.assertj.core.api.AbstractObjectAssert;34import org.assertj.core.api.Assertions;35import org.forgerock.util.promise.Promise;36/**37 * Assertion class for a promise. Allows verification of the value that was completed with.38 */39public final class AssertJPromiseAssert40 extends AbstractAssertJPromiseAssert<Object, AssertJPromiseAssert, AssertJPromiseAssert.SuccessfulPromiseAssert> {41 /**42 * Creates an {@code AssertJPromiseAssert} instance for making assertions on a {@link Promise}.43 * @param promise The actual promise instance.44 * @return The {@code AssertJPromiseAssert} instance.45 */46 public static AssertJPromiseAssert assertThat(Promise<?, ?> promise) {47 return new AssertJPromiseAssert(promise);48 }49 @SuppressWarnings("unchecked")50 private AssertJPromiseAssert(Promise<?, ?> promise) {51 super((Promise<Object, ?>) promise, AssertJPromiseAssert.class);52 }53 @Override54 protected SuccessfulPromiseAssert createSucceededAssert(Object actual) {55 return new SuccessfulPromiseAssert(actual);56 }57 /**58 * An assertion class for making assertions on the successful completion value of a {@link Promise}.59 */60 public static final class SuccessfulPromiseAssert extends AbstractAssert<SuccessfulPromiseAssert, Object> {61 private SuccessfulPromiseAssert(Object actual) {62 super(actual, SuccessfulPromiseAssert.class);63 }64 /**65 * Asserts that the value was a {@link Map} instance.66 * @param <K> The map key type.67 * @param <V> The map value type.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....

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AbstractInputStreamAssert

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1import org.assertj.core.api.AbstractInputStreamAssert;2import org.assertj.core.api.Assertions;3import org.junit.jupiter.api.Test;4import java.io.ByteArrayInputStream;5import java.io.IOException;6import java.io.InputStream;7import java.nio.charset.StandardCharsets;8import static org.assertj.core.api.Assertions.assertThat;9import static org.assertj.core.api.Assertions.assertThatExceptionOfType;10import static org.assertj.core.api.Assertions.assertThatThrownBy;11public class AssertJInputStreamTest {12 public void givenInputStream_whenRead_thenCorrect() throws IOException {13 InputStream is = new ByteArrayInputStream("Hello World".getBytes(StandardCharsets.UTF_8));14 String result = new AbstractInputStreamAssert<AssertJInputStreamTest, InputStream>(is, AssertJInputStreamTest.class) {15 protected String doExtractActualAsString() throws IOException {16 return "Hello World";17 }18 }.asString();19 assertThat(result).isEqualTo("Hello World");20 }21 public void givenInputStream_whenRead_thenException() throws IOException {22 InputStream is = new ByteArrayInputStream("Hello World".getBytes(StandardCharsets.UTF_8));23 assertThatExceptionOfType(AssertionError.class)24 .isThrownBy(() -> new AbstractInputStreamAssert<AssertJInputStreamTest, InputStream>(is, AssertJInputStreamTest.class) {25 protected String doExtractActualAsString() throws IOException {26 return "Hello World1";27 }28 }.asString())29 .withMessageContaining("Expecting InputStream to contain String:")30 .withMessageContaining("but was:");31 }32 public void givenInputStream_whenRead_thenException2() throws IOException {33 InputStream is = new ByteArrayInputStream("Hello World".getBytes(StandardCharsets.UTF_8));34 assertThatThrownBy(() -> new AbstractInputStreamAssert<AssertJInputStreamTest, InputStream>(is, AssertJInputStreamTest.class) {35 protected String doExtractActualAsString() throws IOException {36 return "Hello World1";37 }38 }.asString())39 .isInstanceOf(AssertionError.class)40 .hasMessageContaining("Expecting InputStream to contain String:")41 .hasMessageContaining("but was:");42 }43}

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AbstractInputStreamAssert

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1import org.assertj.core.api.AbstractInputStreamAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import java.io.ByteArrayInputStream;5import java.io.IOException;6import java.io.InputStream;7public class AssertJTest {8 public void test() throws IOException {9 InputStream inputStream = new ByteArrayInputStream("Hello World!".getBytes());10 AbstractInputStreamAssert<?, ? extends InputStream> abstractInputStreamAssert = Assertions.assertThat(inputStream);11 abstractInputStreamAssert.hasSameContentAs(new ByteArrayInputStream("Hello World!".getBytes()));12 }13}14 at org.junit.Assert.assertEquals(Assert.java:115)15 at org.junit.Assert.assertEquals(Assert.java:144)16 at org.assertj.core.api.AbstractInputStreamAssert.hasSameContentAs(AbstractInputStreamAssert.java:92)17 at AssertJTest.test(AssertJTest.java:18)18hasSameContentAs(InputStream inputStream)19hasSameTextualContentAs(InputStream inputStream)20hasSameBinaryContentAs(InputStream inputStream)21hasSameContentAs(InputStream inputStream, Charset charset)22hasSameTextualContentAs(InputStream inputStream, Charset charset)23hasSameBinaryContentAs(InputStream inputStream, Charset charset)24hasSameContentAs(InputStream inputStream, String charsetName)25hasSameTextualContentAs(InputStream inputStream, String charsetName)26hasSameBinaryContentAs(InputStream inputStream, String charsetName)27hasSameContentAs(InputStream inputStream, Charset charset, ContentComparisonStrategy contentComparisonStrategy)28hasSameTextualContentAs(InputStream inputStream, Charset charset, ContentComparisonStrategy contentComparisonStrategy)29hasSameBinaryContentAs(InputStream inputStream, Charset charset, ContentComparisonStrategy contentComparisonStrategy)30hasSameContentAs(InputStream inputStream, String charsetName, ContentComparisonStrategy contentComparisonStrategy)31hasSameTextualContentAs(InputStream inputStream, String charsetName, ContentComparisonStrategy contentComparisonStrategy)32hasSameBinaryContentAs(InputStream inputStream, String charsetName, ContentComparisonStrategy contentComparisonStrategy)33hasSameContentAs(InputStream inputStream, ContentComparisonStrategy contentComparisonStrategy)34hasSameTextualContentAs(InputStream inputStream, ContentComparisonStrategy contentComparisonStrategy)35hasSameBinaryContentAs(InputStream inputStream, ContentComparisonStrategy contentComparisonStrategy)

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AbstractInputStreamAssert

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1import org.assertj.core.api.AbstractInputStreamAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import java.io.ByteArrayInputStream;5import java.io.IOException;6import java.io.InputStream;7import java.util.Arrays;8import java.util.List;9public class AssertJInputStreamTest {10 public void givenInputStream_whenUsingAssertJ_thenCorrect() throws IOException {11 List<String> expected = Arrays.asList("foo", "bar", "baz");12 InputStream inputStream = new ByteArrayInputStream("foo13baz".getBytes());14 AbstractInputStreamAssert<?, ? extends InputStream> streamAssert = Assertions.assertThat(inputStream);15 streamAssert.isNotNull();16 streamAssert.hasSameContentAs(inputStream);17 streamAssert.hasSameContentAsClassPathResource("test.txt");18 streamAssert.hasSameContentAsClassPathResource("test.txt", "UTF-8");19 streamAssert.hasSameContentAsFile("test.txt");20 streamAssert.hasSameContentAsFile("test.txt", "UTF-8");21 streamAssert.hasSameTextualContentAs(inputStream);22 streamAssert.hasSameTextualContentAs(inputStream, "UTF-8");23 streamAssert.hasSameTextualContentAsClassPathResource("test.txt");24 streamAssert.hasSameTextualContentAsClassPathResource("test.txt", "UTF-8");25 streamAssert.hasSameTextualContentAsFile("test.txt");26 streamAssert.hasSameTextualContentAsFile("test.txt", "UTF-8");27 streamAssert.hasSameBinaryContentAs(inputStream);28 streamAssert.hasSameBinaryContentAsClassPathResource("test.txt");

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