How to use ListFromStream method of org.assertj.core.api.ListAssert class

Best Assertj code snippet using org.assertj.core.api.ListAssert.ListFromStream

Source:ListAssert.java

...46  public ListAssert(List<? extends ELEMENT> actual) {47    super(actual, ListAssert.class, new ObjectAssertFactory<ELEMENT>());48  }49  protected ListAssert(Stream<? extends ELEMENT> actual) {50    this(actual == null ? null : new ListFromStream<>(actual));51  }52  @SuppressWarnings({ "unchecked", "rawtypes" })53  protected ListAssert(IntStream actual) {54    this(actual == null ? null : new ListFromStream(actual));55  }56  @SuppressWarnings({ "unchecked", "rawtypes" })57  protected ListAssert(LongStream actual) {58    this(actual == null ? null : new ListFromStream(actual));59  }60  @SuppressWarnings({ "unchecked", "rawtypes" })61  protected ListAssert(DoubleStream actual) {62    this(actual == null ? null : new ListFromStream(actual));63  }64  @Override65  public ListAssert<ELEMENT> isEqualTo(Object expected) {66    if (actual instanceof ListFromStream && asListFromStream().stream == expected) {67      return myself;68    }69    return super.isEqualTo(expected);70  }71  @Override72  public ListAssert<ELEMENT> isInstanceOf(Class<?> type) {73    if (actual instanceof ListFromStream) {74      objects.assertIsInstanceOf(info, asListFromStream().stream, type);75      return myself;76    }77    return super.isInstanceOf(type);78  }79  @Override80  public ListAssert<ELEMENT> isInstanceOfAny(Class<?>... types) {81    if (actual instanceof ListFromStream) {82      objects.assertIsInstanceOfAny(info, asListFromStream().stream, types);83      return myself;84    }85    return super.isInstanceOfAny(types);86  }87  @Override88  public ListAssert<ELEMENT> isOfAnyClassIn(Class<?>... types) {89    if (actual instanceof ListFromStream) {90      objects.assertIsOfAnyClassIn(info, asListFromStream().stream, types);91      return myself;92    }93    return super.isOfAnyClassIn(types);94  }95  @Override96  public ListAssert<ELEMENT> isExactlyInstanceOf(Class<?> type) {97    if (actual instanceof ListFromStream) {98      objects.assertIsExactlyInstanceOf(info, asListFromStream().stream, type);99      return myself;100    }101    return super.isExactlyInstanceOf(type);102  }103  @Override104  public ListAssert<ELEMENT> isNotInstanceOf(Class<?> type) {105    if (actual instanceof ListFromStream) {106      objects.assertIsNotInstanceOf(info, asListFromStream().stream, type);107      return myself;108    }109    return super.isNotInstanceOf(type);110  }111  @Override112  public ListAssert<ELEMENT> isNotInstanceOfAny(Class<?>... types) {113    if (actual instanceof ListFromStream) {114      objects.assertIsNotInstanceOfAny(info, asListFromStream().stream, types);115      return myself;116    }117    return super.isNotInstanceOfAny(types);118  }119  @Override120  public ListAssert<ELEMENT> isNotOfAnyClassIn(Class<?>... types) {121    if (actual instanceof ListFromStream) {122      objects.assertIsNotOfAnyClassIn(info, asListFromStream().stream, types);123      return myself;124    }125    return super.isNotOfAnyClassIn(types);126  }127  @Override128  public ListAssert<ELEMENT> isNotExactlyInstanceOf(Class<?> type) {129    if (actual instanceof ListFromStream) {130      objects.assertIsNotExactlyInstanceOf(info, asListFromStream().stream, type);131      return myself;132    }133    return super.isNotExactlyInstanceOf(type);134  }135  @Override136  public ListAssert<ELEMENT> isSameAs(Object expected) {137    if (actual instanceof ListFromStream) {138      objects.assertSame(info, asListFromStream().stream, expected);139      return myself;140    }141    return super.isSameAs(expected);142  }143  @Override144  public ListAssert<ELEMENT> isNotSameAs(Object expected) {145    if (actual instanceof ListFromStream) {146      objects.assertNotSame(info, asListFromStream().stream, expected);147      return myself;148    }149    return super.isNotSameAs(expected);150  }151  @Override152  @SafeVarargs153  public final ListAssert<ELEMENT> startsWith(ELEMENT... sequence) {154    if (!(actual instanceof ListFromStream)) {155      return super.startsWith(sequence);156    }157    objects.assertNotNull(info, actual);158    checkIsNotNull(sequence);159    // NO SUPPORT FOR infinite streams as it prevents chaining other assertions afterward, it requires to consume the160    // Stream partially, if you chain another assertion, the stream is already consumed.161    Iterator<? extends ELEMENT> iterator = asListFromStream().stream().iterator();162    if (sequence.length == 0 && iterator.hasNext()) throw new AssertionError("actual is not empty");163    int i = 0;164    while (iterator.hasNext()) {165      if (i >= sequence.length) break;166      if (iterables.getComparisonStrategy().areEqual(iterator.next(), sequence[i++])) continue;167      throw actualDoesNotStartWithSequence(info, sequence);168    }169    if (sequence.length > i) {170      // sequence has more elements than actual171      throw actualDoesNotStartWithSequence(info, sequence);172    }173    return myself;174  }175  private AssertionError actualDoesNotStartWithSequence(AssertionInfo info, Object[] sequence) {176    return Failures.instance()177                   .failure(info, shouldStartWith("Stream under test", sequence, iterables.getComparisonStrategy()));178  }179  @SuppressWarnings("rawtypes")180  private ListFromStream asListFromStream() {181    return (ListFromStream) actual;182  }183  @VisibleForTesting184  static class ListFromStream<ELEMENT, STREAM extends BaseStream<ELEMENT, STREAM>> extends AbstractList<ELEMENT> {185    private BaseStream<ELEMENT, STREAM> stream;186    private List<ELEMENT> list;187    public ListFromStream(BaseStream<ELEMENT, STREAM> stream) {188      this.stream = stream;189    }190    @Override191    public Stream<ELEMENT> stream() {192      initList();193      return list.stream();194    }195    private List<ELEMENT> initList() {196      if (list == null) list = Lists.newArrayList(stream.iterator());197      return list;198    }199    @Override200    public int size() {201      initList();...

ListFromStream

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import java.util.*;3import java.util.stream.*;4public class ListFromStream {5    public static void main(String[] args) {6        List<String> list = Stream.of("a",

ListFromStream

Using AI Code Generation

1import org.assertj.core.api.ListAssert2import org.assertj.core.api.Assertions3import org.assertj.core.api.Assertions.assertThat4ListAssert<String> listAssert = Assertions.assertThat(list)5listAssert.containsExactlyElementsOf(list.stream())6listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") })7listAssert.containsExactlyElementsOf(list.stream().map{ it.toUpperCase() })8listAssert.containsExactlyElementsOf(list.stream().distinct())9listAssert.containsExactlyElementsOf(list.stream().sorted())10listAssert.containsExactlyElementsOf(list.stream().skip(1))11listAssert.containsExactlyElementsOf(list.stream().limit(2))12listAssert.containsExactlyElementsOf(list.stream().map{ it.toUpperCase() }.filter{ it.startsWith("T") })13listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") }.map{ it.toUpperCase() })14listAssert.containsExactlyElementsOf(list.stream().map{ it.toUpperCase() }.filter{ it.startsWith("T") }.distinct())15listAssert.containsExactlyElementsOf(list.stream().distinct().map{ it.toUpperCase() }.filter{ it.startsWith("T") })16listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") }.map{ it.toUpperCase() }.distinct())17listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") }.distinct().map{ it.toUpperCase() })18listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") }.map{ it.toUpperCase() }.distinct().sorted())19listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") }.map{ it.toUpperCase() }.distinct().sorted().skip(1))20listAssert.containsExactlyElementsOf(list.stream().filter{ it.startsWith("t") }.map{ it.toUpperCase() }.distinct().sorted().skip(1).limit(1))

ListFromStream

Using AI Code Generation

1import org.assertj.core.api.ListAssert2import org.assertj.core.api.Assertions.assertThat3class AssertJListFromStreamTest {4    def "should create list from stream"() {5        def stream = Arrays.asList(1, 2, 3).stream()6        assertThat(stream).isNotNull()7        assertThat(stream).isInstanceOf(Stream)8        assertThat(stream).isInstanceOf(Iterable)9        ListAssert listAssert = assertThat(stream).asList()10        listAssert.isNotNull()11        listAssert.isInstanceOf(List)12        listAssert.isInstanceOf(Iterable)13        listAssert.containsExactly(1, 2, 3)14        List list = listAssert.asList()

ListFromStream

Using AI Code Generation

1import org.assertj.core.api.ListAssert;2import org.assertj.core.api.Assertions;3import java.util.stream.Stream;4public class AssertJListAssert {5    public static void main(String[] args) {6        Stream<String> stream = Stream.of("one", "two", "three");7        ListAssert<String> listAssert = Assertions.assertThat(ListFromStream(stream));8        listAssert.hasSize(3);9        listAssert.contains("one", "two", "three");10    }11    public static List<String> ListFromStream(Stream<String> stream) {12        List<String> list = stream.collect(Collectors.toList());13        return list;14    }15}

ListFromStream

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import java.util.*;3import java.util.stream.*;4public class ListFromStream {5    public static void main(String[] args) {6        List<Integer> numbers = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);7        Stream<Integer> stream = numbers.stream();8        List<Integer> list = Assertions.assertThat(stream).asList();9        System.out.println("List created from Stream: " + list);10    }11}12Latest Posts Latest posts by Sagar see all) Java String indexOf() Method - January 19, 201813Java String substring() Method - January 19, 201814Java String length() Method - January 19, 201815Related posts: Java Stream filter() Method Java Stream flatMap() Method Java Stream map() Method Java Stream sorted() Method Java Stream distinct() Method Java Stream of() Method Java Stream toArray() Method Java Stream collect() Method Java Stream limit() Method Java Stream skip() Method Java Stream reduce() Method Java Stream count() Method Java Stream anyMatch() Method Java Stream allMatch() Method Java Stream noneMatch() Method Java Stream findFirst() Method Java Stream findAny() Method Java Stream max() Method Java Stream min() Method Java Stream forEach() Method Java Stream forEachOrdered() Method Java Stream iterator() Method Java Stream generate() Method Java Stream concat() Method Java Stream empty() Method Java Stream range() Method Java Stream rangeClosed() Method Java Stream parallel() Method Java Stream sequential() Method Java Stream unordered() Method Java Stream onClose() Method Java Stream isParallel() Method Java Stream spliterator() Method Java Stream peek() Method Java Stream flatMapToInt() Method Java Stream flatMapToDouble() Method Java Stream flatMapToLong() Method Java Stream mapToInt() Method Java Stream mapToDouble() Method Java Stream mapToLong() Method Java Stream box() Method Java Stream unbox() Method Java Stream asDoubleStream() Method Java Stream asLongStream() Method Java Stream asIntStream() Method Java Stream

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