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How to use IterableUtil method of org.assertj.core.util.IterableUtil class

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

Source:StandardComparisonStrategy_duplicatesFrom_Test.java

...14import java.util.ArrayList;15import java.util.List;16import org.assertj.core.api.Assertions;17import org.assertj.core.util.Arrays;18import org.assertj.core.util.IterableUtil;19import org.assertj.core.util.Lists;20import org.junit.jupiter.api.Test;21/**22 * Tests for {@link StandardComparisonStrategy#duplicatesFrom(java.util.Collection)}.<br>23 *24 * @author Joel Costigliola25 */26public class StandardComparisonStrategy_duplicatesFrom_Test extends AbstractTest_StandardComparisonStrategy {27    @Test28    public void should_return_existing_duplicates() {29        List<String> list = Lists.newArrayList("Merry", "Frodo", null, null, "Merry", "Sam", "Frodo");30        Iterable<?> duplicates = AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.duplicatesFrom(list);31        Assertions.assertThat(IterableUtil.sizeOf(duplicates)).isEqualTo(3);32        Assertions.assertThat(AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.iterableContains(duplicates, "Frodo")).isTrue();33        Assertions.assertThat(AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.iterableContains(duplicates, "Merry")).isTrue();34        Assertions.assertThat(AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.iterableContains(duplicates, null)).isTrue();35    }36    @Test37    public void should_return_existing_duplicates_array() {38        List<String[]> list = Lists.newArrayList(Arrays.array("Merry"), Arrays.array("Frodo"), new String[]{ null }, new String[]{ null }, Arrays.array("Merry"), Arrays.array("Sam"), Arrays.array("Frodo"));39        Iterable<?> duplicates = AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.duplicatesFrom(list);40        Assertions.assertThat(AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.iterableContains(duplicates, new String[]{ null })).as("must contains null").isTrue();41        Assertions.assertThat(AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.iterableContains(duplicates, Arrays.array("Frodo"))).as("must contains Frodo").isTrue();42        Assertions.assertThat(AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.iterableContains(duplicates, Arrays.array("Merry"))).as("must contains Merry").isTrue();43        Assertions.assertThat(IterableUtil.sizeOf(duplicates)).isEqualTo(3);44    }45    @Test46    public void should_not_return_any_duplicates() {47        Iterable<?> duplicates = AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.duplicatesFrom(Lists.newArrayList("Frodo", "Sam", "Gandalf"));48        Assertions.assertThat(IterableUtil.isNullOrEmpty(duplicates)).isTrue();49    }50    @Test51    public void should_not_return_any_duplicates_if_collection_is_empty() {52        Iterable<?> duplicates = AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.duplicatesFrom(new ArrayList());53        Assertions.assertThat(IterableUtil.isNullOrEmpty(duplicates)).isTrue();54    }55    @Test56    public void should_not_return_any_duplicates_if_collection_is_null() {57        Iterable<?> duplicates = AbstractTest_StandardComparisonStrategy.standardComparisonStrategy.duplicatesFrom(null);58        Assertions.assertThat(IterableUtil.isNullOrEmpty(duplicates)).isTrue();59    }60}...

Source:IterableUtil_toArray_Test.java

...15import java.util.Collections;16import org.assertj.core.api.Assertions;17import org.junit.jupiter.api.Test;18/**19 * Tests for <code>{@link IterableUtil#toArray(Iterable)}</code>.20 *21 * @author Jean-Christophe Gay22 */23public class IterableUtil_toArray_Test {24    private final ArrayList<String> values = Lists.newArrayList("one", "two");25    @Test26    public void should_return_null_when_given_iterable_is_null() {27        Assertions.assertThat(IterableUtil.toArray(null)).isNull();28        Assertions.assertThat(IterableUtil.toArray(null, Object.class)).isNull();29    }30    @Test31    public void should_return_an_object_array_with_given_iterable_elements() {32        Object[] objects = IterableUtil.toArray(values);33        Assertions.assertThat(objects).containsExactly("one", "two");34        String[] strings = IterableUtil.toArray(values, String.class);35        Assertions.assertThat(strings).containsExactly("one", "two");36    }37    @Test38    public void should_return_empty_array_when_given_iterable_is_empty() {39        Assertions.assertThat(IterableUtil.toArray(Collections.emptyList())).isEmpty();40        Assertions.assertThat(IterableUtil.toArray(Collections.emptyList(), Object.class)).isEmpty();41    }42    @Test43    public void should_return_an_array_of_given_iterable_type_with_given_iterable_elements() {44        CharSequence[] result = IterableUtil.toArray(values, CharSequence.class);45        Assertions.assertThat(result).containsExactly("one", "two");46    }47}...

Source:IterableUtilTest.java

...6import static org.assertj.core.api.Assertions.assertThatThrownBy;7/**8 * Created by lucky on 27.12.16.9 */10public class IterableUtilTest {11    @Test12    public void testWithFirstNull() throws Exception {13        assertThatThrownBy(() -> IterableUtil.concat(null, new ArrayList<>())).isInstanceOf(NullPointerException.class);14    }15    @Test16    public void testWithSecondNull() throws Exception {17        assertThatThrownBy(() -> IterableUtil.concat(null, new ArrayList<>())).isInstanceOf(NullPointerException.class);18    }19    @Test20    public void testEmpty() throws Exception {21        Iterable<String> iterable = IterableUtil.concat(new ArrayList<>(), new ArrayList<>());22        assertThat(iterable.iterator()).isNotNull();23        assertThat(iterable).isEmpty();24        assertThat(iterable.iterator().hasNext()).isFalse();25    }26    @Test27    public void testSecondEmpty() throws Exception {28        Iterable<String> iterable = IterableUtil.concat(Arrays.asList("one", "two"), new ArrayList<>());29        assertThat(iterable).containsExactly("one", "two");30    }31    @Test32    public void testFirstEmpty() throws Exception {33        Iterable<String> iterable = IterableUtil.concat(new ArrayList<>(), Arrays.asList("one", "two"));34        assertThat(iterable).containsExactly("one", "two");35    }36    @Test37    public void testConcat() throws Exception {38        Iterable<String> iterable = IterableUtil.concat(39                Arrays.asList("one", "two"),40                Arrays.asList("three", "four", "five"));41        // multiple iteration42        assertThat(iterable).containsExactly("one", "two", "three", "four", "five");43        assertThat(iterable).containsExactly("one", "two", "three", "four", "five");44        assertThat(iterable).containsExactly("one", "two", "three", "four", "five");45    }46}...

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.Arrays;3import java.util.List;4public class 1 {5   public static void main(String[] args) {6      List<Integer> list = Arrays.asList(1, 2, 3, 4, 5);7      IterableUtil.iterable(list);8      System.out.println("IterableUtil: " + IterableUtil.iterable(list));9   }10}

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.Arrays;3public class IterableUtilExample {4   public static void main(String[] args) {5      Iterable<Integer> iterable = Arrays.asList(1, 2, 3, 4, 5);6      System.out.println(IterableUtil.toArray(iterable, Integer.class));7   }8}

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.List;3import java.util.ArrayList;4public class IterableUtilExample {5    public static void main(String[] args) {6        List<String> list = new ArrayList<>();7        list.add("A");8        list.add("B");9        list.add("C");10        list.add("D");11        list.add("E");12        System.out.println(IterableUtil.join(list));13    }14}15Example 2: Using IterableUtil.join() method with delimiter16import org.assertj.core.util.IterableUtil;17import java.util.List;18import java.util.ArrayList;19public class IterableUtilExample {20    public static void main(String[] args) {21        List<String> list = new ArrayList<>();22        list.add("A");23        list.add("B");24        list.add("C");25        list.add("D");26        list.add("E");27        System.out.println(IterableUtil.join(list, " "));28    }29}30Example 3: Using IterableUtil.join() method with delimiter and prefix and suffix31import org.assertj.core.util.IterableUtil;32import java.util.List;33import java.util.ArrayList;34public class IterableUtilExample {35    public static void main(String[] args) {36        List<String> list = new ArrayList<>();37        list.add("A");38        list.add("B");39        list.add("C");40        list.add("D");41        list.add("E");42        System.out.println(IterableUtil.join(list, " ", "(", ")"));43    }44}45Example 4: Using IterableUtil.join() method with delimiter, prefix, suffix and elementFormatter46import org.assertj.core.util.IterableUtil;47import java.util.List;48import java.util.ArrayList;49import java.util.function.Function;50public class IterableUtilExample {51    public static void main(String[] args) {52        List<String> list = new ArrayList<>();53        list.add("A");54        list.add("B");55        list.add("C");56        list.add("D");57        list.add("E");

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.ArrayList;3import java.util.List;4public class IterableUtilExample {5   public static void main(String[] args) {6      List<Integer> list = new ArrayList<Integer>();7      list.add(1);8      list.add(2);9      list.add(3);10      list.add(4);11      list.add(5);12      IterableUtil.forEach(list).accept(System.out::println);13   }14}

IterableUtil

Using AI Code Generation

1package org.example;2import org.assertj.core.util.IterableUtil;3import java.util.List;4import java.util.ArrayList;5public class App {6    public static void main(String[] args) {7        List<Integer> list = new ArrayList<Integer>();8        list.add(1);9        list.add(2);10        list.add(3);11        list.add(4);12        list.add(5);13        System.out.println(IterableUtil.sizeOf(list));14    }15}16Recommended Posts: Java | IterableUtil.first(Iterable) method17Java | IterableUtil.last(Iterable) method18Java | IterableUtil.sizeOf(Iterable) method19Java | IterableUtil.toArray(Iterable) method20Java | IterableUtil.toList(Iterable) method21Java | IterableUtil.toSet(Iterable) method22Java | IterableUtil.toCollection(Iterable) method23Java | IterableUtil.contains(Iterable, Object) method24Java | IterableUtil.containsAll(Iterable, Iterable) method25Java | IterableUtil.containsAny(Iterable, Iterable) method26Java | IterableUtil.containsOnly(Iterable, Iterable) method27Java | IterableUtil.containsOnlyNulls(Iterable) method28Java | IterableUtil.containsOnlyOnce(Iterable, Object) method29Java | IterableUtil.containsOnlyOnce(Iterable, Object[]) method30Java | IterableUtil.containsOnlyOnce(Iterable, Iterable) method31Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object) method32Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object) method33Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object) method34Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object, Object) method35Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object, Object, Object) method36Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object, Object, Object, Object) method37Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object, Object, Object, Object, Object) method38Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object, Object, Object, Object, Object, Object) method39Java | IterableUtil.containsOnlyOnce(Iterable, Object, Object, Object, Object, Object, Object, Object, Object, Object, Object

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.List;3import java.util.ArrayList;4public class IterableUtilExample {5   public static void main(String[] args) {6      List<String> list = new ArrayList<String>();7      list.add("Apple");8      list.add("Orange");9      list.add("Banana");10      list.add("Grapes");11      list.add("Pineapple");12      System.out.println("List of fruits: " + list);13      String[] array = IterableUtil.toArray(list);14      System.out.println("Array of fruits: ");15      for (String s : array) {16         System.out.println(s);17      }18   }19}20import org.assertj.core.util.IterableUtil;21import java.util.List;22import java.util.ArrayList;23public class IterableUtilExample {24   public static void main(String[] args) {25      List<String> list = new ArrayList<String>();26      list.add("Apple");27      list.add("Orange");28      list.add("Banana");29      list.add("Grapes");30      list.add("Pineapple");31      System.out.println("List of fruits: " + list);32      List<String> newList = IterableUtil.toList(list);33      System.out.println("New list of fruits: " + newList);34   }35}36import org.assertj.core.util.IterableUtil;37import java.util.List;38import java.util.ArrayList;39public class IterableUtilExample {40   public static void main(String[] args) {41      List<String> list = new ArrayList<String>();42      list.add("Apple");

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.ArrayList;3import java.util.List;4import java.util.Arrays;5import java.util.Iterator;6public class IterableUtilExample {7   public static void main(String[] args) {8      List<Integer> list = new ArrayList<Integer>();9      list.add(10);10      list.add(20);11      list.add(30);12      list.add(40);13      list.add(50);14      list.add(60);15      list.add(70);16      list.add(80);17      list.add(90);18      list.add(100);19      Iterator<Integer> it = list.iterator();20      Integer last = IterableUtil.last(it);21      System.out.println("Last element of the list: " + last);22   }23}24Java 9 - java.util.List.of() Method25Java 9 - java.util.List.copyOf() Method26Java 9 - java.util.List.removeIf() Method27Java 9 - java.util.List.replaceAll() Method28Java 9 - java.util.List.sort() Method29Java 9 - java.util.List.iterator() Method30Java 9 - java.util.List.spliterator() Method31Java 9 - java.util.List.stream() Method32Java 9 - java.util.List.parallelStream() Method33Java 9 - java.util.List.removeIf() Method34Java 9 - java.util.List.replaceAll() Method35Java 9 - java.util.List.sort() Method36Java 9 - java.util.List.iterator() Method37Java 9 - java.util.List.spliterator() Method38Java 9 - java.util.List.stream() Method39Java 9 - java.util.List.parallelStream() Method40Java 9 - java.util.List.of() Method41Java 9 - java.util.List.copyOf() Method42Java 9 - java.util.List.removeIf() Method43Java 9 - java.util.List.replaceAll() Method44Java 9 - java.util.List.sort() Method45Java 9 - java.util.List.iterator() Method46Java 9 - java.util.List.spliterator() Method47Java 9 - java.util.List.stream() Method48Java 9 - java.util.List.parallelStream() Method49Java 9 - java.util.List.of() Method50Java 9 - java.util.List.copyOf() Method

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import java.util.Arrays;3import java.util.HashMap;4import java.util.List;5import java.util.Map;6import java.util.stream.Collectors;7public class Main {8    public static void main(String[] args) {9        List<Integer> list = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);10        Map<Integer, List<Integer>> map = new HashMap<>();11        map.put(1, Arrays.asList(1, 2, 3));12        map.put(2, Arrays.asList(4, 5, 6));13        map.put(3, Arrays.asList(7, 8, 9));14        map.put(4, Arrays.asList(10));15        List<Integer> result = IterableUtil.toList(IterableUtil.flatten(map.values().stream().map(x -> x.stream()).collect(Collectors.toList())));16        System.out.println(result);17    }18}

IterableUtil

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2public class AssertJIterableUtil {3    public static void main(String[] args) {4        Iterable<String> iterable = IterableUtil.iterable("one", "two", "three");5        System.out.println(iterable);6    }7}

IterableUtil

Using AI Code Generation

1public class IterableUtil {2    public static void main(String[] args) {3        List<String> list = new ArrayList<String>();4        list.add("Java");5        list.add("Python");6        list.add("C++");7        list.add("C#");8        list.add("Ruby");9        System.out.println("List: " + list);10        Iterable<String> iterable = IterableUtil.iterable(list);11        System.out.println("Iterable: " + iterable);12    }13}

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