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

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

Source:IterableUtil_format_Test.java Github

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...15import static java.util.Arrays.asList;16import static org.assertj.core.api.Assertions.assertThat;17import static org.assertj.core.presentation.HexadecimalRepresentation.HEXA_REPRESENTATION;18import static org.assertj.core.presentation.StandardRepresentation.STANDARD_REPRESENTATION;19import static org.assertj.core.util.IterableUtil.multiLineFormat;20import static org.assertj.core.util.IterableUtil.smartFormat;21import java.util.ArrayList;22import java.util.List;23import org.junit.Test;24public class IterableUtil_format_Test {25 @Test26 public void should_return_null_if_iterable_is_null() {27 assertThat(IterableUtil.smartFormat(STANDARD_REPRESENTATION, null)).isNull();28 }29 @Test30 public void should_return_empty_brackets_if_iterable_is_empty() {31 assertThat(IterableUtil.smartFormat(STANDARD_REPRESENTATION, asList())).isEqualTo("[]");32 }33 @Test34 public void should_format_iterable_on_one_line_if_description_is_short_enough() {35 String e1 = stringOfLength(IterableUtil.maxLengthForSingleLineDescription / 10);36 String e2 = stringOfLength(IterableUtil.maxLengthForSingleLineDescription / 10);37 assertThat(smartFormat(STANDARD_REPRESENTATION, asList(e1, e2))).isEqualTo("[\"" + e1 + "\", \"" + e2 + "\"]");38 }39 @Test40 public void should_format_iterable_with_one_element_per_line_when_single_line_description_is_too_long() {41 String e1 = stringOfLength(IterableUtil.maxLengthForSingleLineDescription);42 String e2 = stringOfLength(IterableUtil.maxLengthForSingleLineDescription);43 assertThat(smartFormat(STANDARD_REPRESENTATION, asList(e1, e2))).isEqualTo(format("[\"" + e1 + "\",%n" +44 " \"" + e2 + "\"]"));45 }46 @Test47 public void should_format_iterable_with_custom_start_and_end() {48 List<? extends Object> list = asList("First", 3);49 assertThat(IterableUtil.singleLineFormat(STANDARD_REPRESENTATION, list, "{", "}")).isEqualTo("{\"First\", 3}");50 assertThat(IterableUtil.singleLineFormat(STANDARD_REPRESENTATION, asList(), "{", "}")).isEqualTo("{}");51 }52 @Test53 public void should_format_iterable_with_an_element_per_line() {54 String formatted = multiLineFormat(STANDARD_REPRESENTATION, asList("First", 3, "foo", "bar"));55 String formattedAfterNewLine = org.assertj.core.util.Compatibility.System.lineSeparator() + " <" + formatted + ">";56 assertThat(formattedAfterNewLine).isEqualTo(format("%n" +57 " <[\"First\",%n" +58 " 3,%n" +59 " \"foo\",%n" +60 " \"bar\"]>"));61 }62 @Test63 public void should_format_iterable_with_an_element_per_line_according_the_given_representation() {64 String formatted = multiLineFormat(HEXA_REPRESENTATION, asList(1, 2, 3));...

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Source:StandardComparisonStrategy_duplicatesFrom_Test.java Github

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...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}...

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Source:IterableUtilTest.java Github

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...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}...

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IterableUtil

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

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IterableUtil

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1import org.assertj.core.util.IterableUtil;2import java.util.ArrayList;3import java.util.List;4public class 1 {5 public static void main(String[] args) {6 List<Integer> list = new ArrayList<>();7 list.add(1);8 list.add(2);9 list.add(3);10 list.add(4);11 list.add(5);12 IterableUtil.forEach(list, element -> System.out.println(element));13 }14}15Recommended Posts: Java.util.Iterable.forEach() method in Java16Java.util.Iterator.forEachRemaining() method in Java17Java.util.Iterator.forEachRemaining() method in Java18Java.util.Collection.forEach() method in Java19Java.util.Collection.forEach() method in Java20Java.util.Collection.forEach() method in Java

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IterableUtil

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1package com.acktutorial.assertj;2import static org.assertj.core.api.Assertions.assertThat;3import java.util.ArrayList;4import java.util.List;5import org.assertj.core.util.IterableUtil;6import org.junit.Test;7public class IterableUtilTest {8 public void testIterableUtil() {9 List<String> list = new ArrayList<>();10 list.add("apple");11 list.add("banana");12 list.add("cherry");13 list.add("dates");14 list.add("figs");15 list.add("grapes");16 assertThat(IterableUtil.sizeOf(list)).isEqualTo(6);17 assertThat(IterableUtil.sizeOf(list.iterator())).isEqualTo(6);18 assertThat(IterableUtil.sizeOf(list.listIterator())).isEqualTo(6);19 assertThat(IterableUtil.sizeOf(list.listIterator(0))).isEqualTo(6);20 assertThat(IterableUtil.sizeOf(list.spliterator())).isEqualTo(6);21 assertThat(IterableUtil.sizeOf(list.stream())).isEqualTo(6);22 assertThat(IterableUtil.sizeOf(list.stream().iterator())).isEqualTo(6);23 assertThat(IterableUtil.sizeOf(list.stream().spliterator())).isEqualTo(6);24 assertThat(IterableUtil.sizeOf(list.subList(0, 5).stream())).isEqualTo(5);25 assertThat(IterableUtil.sizeOf(list.subList(0, 5).stream().iterator())).isEqualTo(5);26 assertThat(IterableUtil.sizeOf(list.subList(0, 5).stream().spliterator())).isEqualTo(5);27 assertThat(IterableUtil.sizeOf(list.subList(0, 5).stream().parallel())).isEqualTo(5);28 assertThat(IterableUtil.sizeOf(list.subList(0, 5).stream().parallel().iterator())).isEqualTo(5);29 assertThat(IterableUtil.sizeOf(list.subList(0, 5).stream().parallel().spliterator())).isEqualTo(5);30 }31}

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IterableUtil

Using AI Code Generation

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1package com.automationrhapsody.junit;2import org.assertj.core.util.IterableUtil;3import org.junit.Test;4import java.util.ArrayList;5import java.util.List;6public class IterableUtilTest {7 public void testIterableUtil() {8 List<String> list = new ArrayList<>();9 list.add("first");10 list.add("second");11 IterableUtil.forEach(list, System.out::println);12 }13}

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IterableUtil

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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<String> list = new ArrayList<>();7 list.add("One");8 list.add("Two");9 list.add("Three");10 list.add("Four");11 list.add("Five");12 System.out.println("The list is: " + list);13 System.out.println("The first element is: " + IterableUtil.first(list));14 System.out.println("The last element is: " + IterableUtil.last(list));15 }16}

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IterableUtil

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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<String> list = new ArrayList<>();7 list.add("Java");8 list.add("Python");9 list.add("C#");10 list.add("C++");11 list.add("PHP");12 List<Integer> list1 = new ArrayList<>();13 list1.add(1);14 list1.add(2);15 list1.add(3);16 list1.add(4);17 list1.add(5);18 List<Boolean> list2 = new ArrayList<>();19 list2.add(true);20 list2.add(false);21 list2.add(true);22 list2.add(false);23 list2.add(true);24 List<Character> list3 = new ArrayList<>();25 list3.add('A');26 list3.add('B');27 list3.add('C');28 list3.add('D');29 list3.add('E');30 List<Float> list4 = new ArrayList<>();31 list4.add(1.0f);32 list4.add(2.0f);33 list4.add(3.0f);34 list4.add(4.0f);35 list4.add(5.0f);36 List<Double> list5 = new ArrayList<>();37 list5.add(1.0);38 list5.add(2.0);39 list5.add(3.0);40 list5.add(4.0);41 list5.add(5.0);42 List<Byte> list6 = new ArrayList<>();43 list6.add((byte) 1);44 list6.add((byte) 2);45 list6.add((byte) 3);46 list6.add((byte) 4);47 list6.add((byte) 5);48 List<Short> list7 = new ArrayList<>();49 list7.add((short) 1);50 list7.add((short) 2);51 list7.add((short) 3);52 list7.add((short) 4);

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IterableUtil

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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.asList(iterable));7 }8}9Java | AssertJ - assertThat(Iterable<?> actual)

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IterableUtil

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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("Hello");8 list.add("World");9 list.add("!");10 String[] array = new String[] {"Hello", "World", "!"};11 System.out.println("Does list contain all elements of array? " + IterableUtil.containsAll(list, array));12 }13}14AssertJ - assertThatThrownBy() Method15AssertJ - assertThat() Method16AssertJ - assertThatCode() Method17AssertJ - assertThatExceptionOfType() Method18AssertJ - assertThatIllegalArgumentException() Method19AssertJ - assertThatIllegalStateException() Method20AssertJ - assertThatNullPointerException() Method21AssertJ - assertThatObject() Method22AssertJ - assertThatOptional() Method23AssertJ - assertThatPath() Method24AssertJ - assertThatPathDoesNotExist() Method25AssertJ - assertThatPathExists() Method26AssertJ - assertThatPathIsReadable() Method27AssertJ - assertThatPathIsWritable() Method28AssertJ - assertThatPathIsAbsolute() Method29AssertJ - assertThatPathIsDirectory() Method30AssertJ - assertThatPathIsRegularFile() Method31AssertJ - assertThatPathIsHidden() Method32AssertJ - assertThatPathHasParent() Method33AssertJ - assertThatPathHasNoParent() Method34AssertJ - assertThatPathHasFileName() Method35AssertJ - assertThatPathHasNoFileName() Method36AssertJ - assertThatPathHasExtension() Method37AssertJ - assertThatPathHasNoExtension() Method

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IterableUtil

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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("one");8 list.add("two");9 list.add("three");10 list.add("four");11 list.add("five");12 String lastElement = IterableUtil.lastElement(list);13 System.out.println("Last element of list is: " + lastElement);14 }15}16Recommended Posts: org.assertj.core.util.IterableUtil.firstElement(Iterable) in Java with Examples17org.assertj.core.util.IterableUtil.sizeOf(Iterable) in Java with Examples18org.assertj.core.util.IterableUtil.isNullOrEmpty(Iterable) in Java with Examples19org.assertj.core.util.Lists.list(Object[]) in Java with Examples20org.assertj.core.util.Lists.list(Object[]) i

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