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How to use Streams class of org.assertj.core.util package

Best Assertj code snippet using org.assertj.core.util.Streams

Source:InputStreams_assertHasContent_Test.java

...26import java.io.IOException;27import java.io.InputStream;28import java.util.List;29import org.assertj.core.api.AssertionInfo;30import org.assertj.core.internal.InputStreams;31import org.assertj.core.internal.InputStreamsBaseTest;32import org.assertj.core.internal.InputStreamsException;33import org.assertj.core.util.diff.Delta;34import org.junit.jupiter.api.Test;35/**36 * Tests for <code>{@link InputStreams#assertHasContent(AssertionInfo, InputStream, String)}</code>.37 *38 * @author Stephan WindmÃ¼ller39 */40class InputStreams_assertHasContent_Test extends InputStreamsBaseTest {41  @Test42  void should_throw_error_if_expected_is_null() {43    assertThatNullPointerException().isThrownBy(() -> inputStreams.assertHasContent(someInfo(), actual, null))44                                    .withMessage("The String to compare to should not be null");45  }46  @Test47  void should_fail_if_actual_is_null() {48    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> inputStreams.assertHasContent(someInfo(), null, ""))49                                                   .withMessage(actualIsNull());50  }51  @Test52  void should_pass_if_inputstream_and_string_have_equal_content() throws IOException {53    // GIVEN54    given(diff.diff(actual, expected)).willReturn(emptyList());55    // THEN56    inputStreams.assertHasContent(someInfo(), actual, expectedString);57  }58  @Test59  void should_throw_error_wrapping_caught_IOException() throws IOException {60    // GIVEN61    IOException cause = new IOException();62    given(diff.diff(actual, expectedString)).willThrow(cause);63    // WHEN64    Throwable error = catchThrowable(() -> inputStreams.assertHasContent(someInfo(), actual, expectedString));65    // THEN66    assertThat(error).isInstanceOf(InputStreamsException.class)67                     .hasCause(cause);68  }69  @Test70  void should_fail_if_inputstream_and_string_do_not_have_equal_content() throws IOException {71    // GIVEN72    List<Delta<String>> diffs = list((Delta<String>) mock(Delta.class));73    given(diff.diff(actual, expectedString)).willReturn(diffs);74    AssertionInfo info = someInfo();75    // WHEN76    catchThrowable(() -> inputStreams.assertHasContent(someInfo(), actual, expectedString));77    // THEN78    verify(failures).failure(info, shouldHaveSameContent(actual, expectedString, diffs));79  }80}

Source:InputStreams_assertSameContentAs_Test.java

...25import java.io.InputStream;26import java.util.ArrayList;27import java.util.List;28import org.assertj.core.api.AssertionInfo;29import org.assertj.core.internal.InputStreams;30import org.assertj.core.internal.InputStreamsBaseTest;31import org.assertj.core.internal.InputStreamsException;32import org.assertj.core.util.diff.Delta;33import org.junit.Test;34/**35 * Tests for <code>{@link InputStreams#assertSameContentAs(AssertionInfo, InputStream, InputStream)}</code>.36 * 37 * @author Matthieu Baechler38 */39public class InputStreams_assertSameContentAs_Test extends InputStreamsBaseTest {40  @Test41  public void should_throw_error_if_expected_is_null() {42    thrown.expectNullPointerException("The InputStream to compare to should not be null");43    inputStreams.assertSameContentAs(someInfo(), actual, null);44  }45  @Test46  public void should_fail_if_actual_is_null() {47    thrown.expectAssertionError(actualIsNull());48    inputStreams.assertSameContentAs(someInfo(), null, expected);49  }50  @Test51  public void should_pass_if_inputstreams_have_equal_content() throws IOException {52    when(diff.diff(actual, expected)).thenReturn(new ArrayList<Delta<String>>());53    inputStreams.assertSameContentAs(someInfo(), actual, expected);54  }55  @Test56  public void should_throw_error_wrapping_catched_IOException() throws IOException {57    IOException cause = new IOException();58    when(diff.diff(actual, expected)).thenThrow(cause);59    try {60      inputStreams.assertSameContentAs(someInfo(), actual, expected);61      fail("Expected a InputStreamsException to be thrown");62    } catch (InputStreamsException e) {63      assertThat(e.getCause()).isSameAs(cause);64    }65  }66  @Test67  public void should_fail_if_inputstreams_do_not_have_equal_content() throws IOException {68    @SuppressWarnings("unchecked")69    List<Delta<String>> diffs = newArrayList((Delta<String>) mock(Delta.class));70    when(diff.diff(actual, expected)).thenReturn(diffs);71    AssertionInfo info = someInfo();72    try {73      inputStreams.assertSameContentAs(info, actual, expected);74    } catch (AssertionError e) {75      verify(failures).failure(info, shouldHaveSameContent(actual, expected, diffs));76      return;77    }78    failBecauseExpectedAssertionErrorWasNotThrown();79  }80}...

Streams

Using AI Code Generation

1import org.assertj.core.util.Streams;2import java.util.ArrayList;3import java.util.List;4import java.util.stream.Stream;5public class StreamsDemo {6    public static void main(String[] args) {7        List<String> list = new ArrayList<>();8        list.add("one");9        list.add("two");10        list.add("three");11        list.add("four");12        list.add("five");13        Stream<String> stream = Streams.stream(list);14        stream.forEach(System.out::println);15    }16}17Recommended Posts: Java | Stream.ofNullable() Method18Java | Stream.iterate() Method19Java | Stream.generate() Method20Java | Stream.Builder() Method21Java | Stream.of() Method22Java | Stream.empty() Method23Java | Stream.concat() Method24Java | Stream.toArray() Method25Java | Stream.collect() Method26Java | Stream.reduce() Method27Java | Stream.count() Method28Java | Stream.peek() Method29Java | Stream.anyMatch() Method30Java | Stream.allMatch() Method31Java | Stream.noneMatch() Method32Java | Stream.findFirst() Method33Java | Stream.findAny() Method34Java | Stream.max() Method35Java | Stream.min() Method36Java | Stream.distinct() Method37Java | Stream.sorted() Method38Java | Stream.skip() Method39Java | Stream.limit() Method40Java | Stream.map() Method41Java | Stream.filter() Method42Java | Stream.flatMap() Method43Java | Stream.forEach() Method44Java | Stream.forEachOrdered() Method45Java | Stream.unordered() Method46Java | Stream.parallel() Method47Java | Stream.sequential() Method48Java | Stream.isParallel() Method49Java | Stream.iterator() Method50Java | Stream.onClose() Method51Java | Stream.close() Method52Java | Stream.ofNullable() Method53Java | Stream.of() Method54Java | Stream.empty() Method55Java | Stream.concat() Method56Java | Stream.toArray() Method57Java | Stream.collect() Method58Java | Stream.reduce() Method59Java | Stream.count() Method60Java | Stream.peek() Method61Java | Stream.anyMatch() Method62Java | Stream.allMatch() Method63Java | Stream.noneMatch() Method64Java | Stream.findFirst() Method

Streams

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.util.Lists.newArrayList;3import static org.assertj.core.util.Streams.stream;4import java.util.List;5import java.util.stream.Collectors;6import java.util.stream.Stream;7import java.util.stream.StreamSupport;8import org.junit.Test;9public class StreamsTest {10   public void shouldWrapIterableIntoStream() {11      List<String> list = newArrayList("One", "Two", "Three");12      Stream<String> stream = stream(list);13      assertThat(stream.collect(Collectors.toList())).containsExactly("One", "Two", "Three");14   }15   public void shouldWrapIteratorIntoStream() {16      List<String> list = newArrayList("One", "Two", "Three");17      Stream<String> stream = StreamSupport.stream(list.spliterator(), false);18      assertThat(stream.collect(Collectors.toList())).containsExactly("One", "Two", "Three");19   }20}21C:\Users\user\Documents\assertj-core-3.16.1\assertj-core-3.16.1\src\test\java\org\assertj\core\util>javac -cp .;..\..\..\..\lib\assertj-core-3.16.1.jar;..\..\..\..\lib\junit-4.13.1.jar;..\..\..\..\lib\hamcrest-core-1.3.jar 1.java22C:\Users\user\Documents\assertj-core-3.16.1\assertj-core-3.16.1\src\test\java\org\assertj\core\util>java -cp .;..\..\..\..\lib\assertj-core-3.16.1.jar;..\..\..\..\lib\junit-4.13.1.jar;..\..\..\..\lib\hamcrest-core-1.3.jar org.junit.runner.JUnitCore StreamsTest23OK (1 test)

Streams

Using AI Code Generation

1import java.util.List;2import java.util.ArrayList;3import java.util.Arrays;4import java.util.stream.Stream;5import org.assertj.core.util.Streams;6public class StreamsDemo {7    public static void main(String[] args) {8        List<String> names = new ArrayList<>();9        names.add("Amit");10        names.add("Aman");11        names.add("Amit");12        names.add("Amit");13        names.add("Amit");14        names.add("Aman");15        names.add("Aman");16        names.add("Amit");

Streams

Using AI Code Generation

1import org.assertj.core.util.*;2import java.util.*;3import java.util.stream.*;4public class 1 {5public static void main(String[] args) {6List<String> list = Arrays.asList("Geeks", "for", "Geeks");7String longestString = Streams.stream(list)8.max(Comparator.comparingInt(String::length))9.get();10System.out.println("The longest string is: " + longestString);11}12}13Recommended Posts: Java | Stream.max() method14Java | Stream.min() method15Java | Stream.findFirst() method16Java | Stream.findAny() method17Java | Stream.count() method18Java | Stream.toArray() method19Java | Stream.reduce() method20Java | Stream.collect() method21Java | Stream.collect() method with Supplier, Accumulator and Combiner22Java | Stream.collect() method with Collector23Java | Stream.collect() method with Collector and BiConsumer24Java | Stream.collect() method with Collector, BiConsumer and BiConsumer25Java | Stream.collect() method with Collector, BiConsumer, BiConsumer and Function26Java | Stream.collect() method with Collector and Function27Java | Stream.collect() method with Collector, Function and Supplier28Java | Stream.collect() method with Collector, Function, Supplier and BiConsumer29Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer and BiConsumer30Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer, BiConsumer and BiConsumer31Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer, BiConsumer, BiConsumer and BiConsumer32Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer, BiConsumer, BiConsumer, BiConsumer and BiConsumer33Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer, BiConsumer, BiConsumer, BiConsumer, BiConsumer and BiConsumer34Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer, BiConsumer, BiConsumer, BiConsumer, BiConsumer, BiConsumer and BiConsumer35Java | Stream.collect() method with Collector, Function, Supplier, BiConsumer, BiConsumer, BiConsumer, BiConsumer, BiConsumer, BiConsumer, BiConsumer and BiConsumer

Streams

Using AI Code Generation

1import org.assertj.core.util.*;2{3    public static void main(String[] args) {4        Stream<String> stream = Streams.stream("a","b","c");5        System.out.println(stream.count());6    }7}

Streams

Using AI Code Generation

1import org.assertj.core.util.Streams;2import java.util.stream.Stream;3public class StreamsDemo {4public static void main(String[] args) {5Stream<String> stream = Stream.of("GFG", "Geeks", "for", "Geeks");6java.util.Iterator<String> it = Streams.iterator(stream);7while (it.hasNext())8System.out.print(it.next() + " ");9}10}11Recommended Posts: Java | Streams.peek() Method12Java | Streams.collect() Method13Java | Streams.filter() Method14Java | Streams.sorted() Method15Java | Streams.map() Method16Java | Streams.flatMap() Method17Java | Streams.limit() Method18Java | Streams.distinct() Method19Java | Streams.count() Method20Java | Streams.reduce() Method21Java | Streams.min() Method22Java | Streams.max() Method23Java | Streams.allMatch() Method24Java | Streams.anyMatch() Method25Java | Streams.noneMatch() Method26Java | Streams.findFirst() Method27Java | Streams.findAny() Method28Java | Streams.toArray() Method29Java | Streams.forEach() Method30Java | Streams.forEachOrdered() Method31Java | Streams.of() Method32Java | Streams.range() Method33Java | Streams.rangeClosed() Method34Java | Streams.empty() Method35Java | Streams.iterate() Method36Java | Streams.generate() Method37Java | Streams.concat() Method38Java | Streams.Builder() Method39Java | Streams.Builder.add() Method40Java | Streams.Builder.build() Method41Java | Streams.Builder.build() Method42Java | Streams.Builder.accept() Method

Streams

Using AI Code Generation

1import org.assertj.core.util.*;2import java.util.*;3{4public static void main(String[] args)5{6List<String> list = Arrays.asList("Geeks", "for", "Geeks", "A computer science portal for Geeks");7Streams.stream(list).forEach(System.out::println);8}9}

Streams

Using AI Code Generation

1import java.util.*;2import org.assertj.core.util.*;3public class test{4public static void main(String[] args){5List<String> list = new ArrayList<String>();6list.add("Geeks");7list.add("for");8list.add("Geeks");9Streams.stream(list).forEach(System.out::println);10}11}12Recommended Posts: Java | Stream() method of java.util.Arrays13Java | Stream() method of java.util.Collection14Java | Stream() method of java.util.Map15Java | Stream() method of java.util.Set16Java | stream() method of java.util.Collection17Java | stream() method of java.util.Map18Java | stream() method of java.util.Set19Java | stream() method of java.util.Arrays20Java | stream() method of java.util.List21Java | stream() method of java.util.Vector22Java | stream() method of java.util.Stack23Java | stream() method of java.util.LinkedList24Java | stream() method of java.util.ArrayList25Java | stream() method of java.util.HashSet26Java | stream() method of java.util.LinkedHashSet27Java | stream() method of java.util.TreeSet28Java | stream() method of java.util.HashMap29Java | stream() method of java.util.LinkedHashMap30Java | stream() method of java.util.TreeMap31Java | stream() method of java.util.Hashtable

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