How to use duplicatesFrom method of org.assertj.core.internal.StandardComparisonStrategy class

Best Assertj code snippet using org.assertj.core.internal.StandardComparisonStrategy.duplicatesFrom

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...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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duplicatesFrom

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1public class StandardComparisonStrategyDuplicatesFromTest {2 private StandardComparisonStrategy standardComparisonStrategy;3 public void setUp() {4 standardComparisonStrategy = StandardComparisonStrategy.instance();5 }6 public void should_return_empty_list_when_no_duplicates() {7 List<String> list = new ArrayList<>();8 list.add("a");9 list.add("b");10 list.add("c");11 List<String> duplicates = standardComparisonStrategy.duplicatesFrom(list);12 assertThat(duplicates).isEmpty();13 }14 public void should_return_duplicates() {15 List<String> list = new ArrayList<>();16 list.add("a");17 list.add("b");18 list.add("a");19 list.add("c");20 list.add("c");21 List<String> duplicates = standardComparisonStrategy.duplicatesFrom(list);22 assertThat(duplicates).containsExactlyInAnyOrder("a", "c");23 }24}

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duplicatesFrom

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1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.StandardComparisonStrategy;3import org.junit.Test;4public class StandardComparisonStrategyTest {5 public void testDuplicatesFrom() {6 StandardComparisonStrategy strategy = new StandardComparisonStrategy();7 String[] duplicates = strategy.duplicatesFrom(new String[]{"a", "b", "c", "b", "a"});8 Assertions.assertThat(duplicates).containsExactlyInAnyOrder("a", "b");9 }10}

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duplicatesFrom

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1import static org.assertj.core.api.Assertions.assertThat;2import java.util.List;3import org.assertj.core.api.AbstractListAssert;4import org.assertj.core.api.Assertions;5import org.assertj.core.api.ListAssert;6import org.assertj.core.api.ListAssertBaseTest;7import org.assertj.core.internal.StandardComparisonStrategy;8import org.assertj.core.test.Person;9import org.junit.Test;10public class ListAssert_duplicatesFrom_Test extends ListAssertBaseTest {11 protected ListAssert<String> invoke_api_method() {12 return assertions.duplicatesFrom(StandardComparisonStrategy.instance());13 }14 protected void verify_internal_effects() {15 verify(iterables).assertContainsDuplicates(getInfo(assertions), getActual(assertions),16StandardComparisonStrategy.instance());17 }18 public void should_return_this() {19 AbstractListAssert<?, List<?>, String, ObjectAssert<String>> returned = assertions.duplicatesFrom(StandardComparisonStrategy.instance());20 assertThat(returned).isSameAs(assertions);21 }22 public void should_pass_with_duplicates() {23 List<Person> actual = Arrays.asList(new Person("Yoda"), new Person("Yoda"));24 ListAssert<Person> listAssert = Assertions.assertThat(actual);25 listAssert.duplicatesFrom(StandardComparisonStrategy.instance());26 }27 public void should_fail_with_no_duplicates() {28 thrown.expectAssertionError("%nExpecting:%n <[Luke, Yoda]>%nto have duplicates");29 List<Person> actual = Arrays.asList(new Person("Luke"), new Person("Yoda"));30 ListAssert<Person> listAssert = Assertions.assertThat(actual);31 listAssert.duplicatesFrom(StandardComparis

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1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.StandardComparisonStrategy;3import org.junit.Rule;4import org.junit.Test;5import org.junit.rules.ExpectedException;6import java.util.HashMap;7public class StandardComparisonStrategyTest {8 public ExpectedException expectedException = ExpectedException.none();9 public void testDuplicatesFrom() {10 StandardComparisonStrategy strategy = StandardComparisonStrategy.instance();11 String[] array = {"a", "a", "b", "b", "c", "c"};12 HashMap<String, Integer> duplicates = strategy.duplicatesFrom(array);13 Assertions.assertThat(duplicates).containsKeys("a", "b", "c");14 Assertions.assertThat(duplicates).containsValues(2, 2, 2);15 }16}17Expected :{a=2, b=2, c=2}18Actual :{a=2, b=2, c=2}19Expected :{a=2, b=2, c=2}20Actual :{b=2, c=2, a=2}21Expected :{a=2, b=2, c=2}22Actual :{a=2, b=2, c=2}23import org.assertj.core.api.Assertions;24import org.assertj.core.internal.StandardComparisonStrategy;25import org.junit.Rule;26import org.junit.Test;27import org.junit.rules.ExpectedException;28import java.util.HashMap;29public class StandardComparisonStrategyTest {30 public ExpectedException expectedException = ExpectedException.none();31 public void testDuplicatesFrom() {32 StandardComparisonStrategy strategy = StandardComparisonStrategy.instance();33 String[] array = {"a", "a", "b", "b", "c", "c"};34 HashMap<String, Integer> duplicates = strategy.duplicatesFrom(array);35 Assertions.assertThat(duplicates).containsKeys("a", "b", "c");36 Assertions.assertThat(duplicates).containsValues(2, 2, 2);37 }38}39Expected :{a=2, b=2, c=2}40Actual :{a=2, b=2, c=2}

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1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.StandardComparisonStrategy;3import org.junit.Test;4import java.util.Arrays;5import java.util.List;6public class StandardComparisonStrategyDuplicatesFromTest {7 public void testDuplicatesFrom() {8 List<String> list = Arrays.asList("a", "b", "c", "a", "b", "c");9 List<String> duplicates = StandardComparisonStrategy.instance().duplicatesFrom(list);10 Assertions.assertThat(duplicates).containsExactly("a", "b", "c");11 }12}13import java.util.Arrays;14import java.util.List;15import org.assertj.core.api.Assertions;16import org.assertj.core.internal.StandardComparisonStrategy;17import org.junit.Test;18public class StandardComparisonStrategyDuplicatesFromTest {19 public void testDuplicatesFrom() {20 List<Integer> list = Arrays.asList(1, 2, 3, 1, 2, 3);21 List<Integer> duplicates = StandardComparisonStrategy.instance().duplicatesFrom(list);22 Assertions.assertThat(duplicates).containsExactly(1, 2, 3);23 }24}25import java.util.Arrays;26import java.util.List;27import org.assertj.core.api.Assertions;28import org.assertj.core.internal.StandardComparisonStrategy;29import org.junit.Test;30public class StandardComparisonStrategyDuplicatesFromTest {31 public void testDuplicatesFrom() {32 List<Person> list = Arrays.asList(new Person(1, "John"), new Person(2, "Mike"), new Person(3, "Peter"), new Person(1, "John"), new Person

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1public void duplicatesFrom() {2 List<String> actual = Arrays.asList("A", "B", "A", "C", "C", "D", "E", "F", "F");3 List<String> duplicates = duplicatesFrom(actual);4 assertThat(duplicates).containsOnly("A", "C", "F");5}6public void duplicatesFrom() {7 List<String> actual = Arrays.asList("A", "B", "A", "C", "C", "D", "E", "F", "F");8 List<String> duplicates = duplicatesFrom(actual);9 assertThat(duplicates).containsOnly("A", "C", "F");10}11package org.assertj.core.internal;12import java.util.ArrayList;13import java.util.Collection;14import java.util.List;15import org.assertj.core.util.VisibleForTesting;16public class StandardComparisonStrategy implements ComparisonStrategy {17 public static final StandardComparisonStrategy INSTANCE = new StandardComparisonStrategy();18 public boolean areEqual(Object actual, Object other) {19 return Objects.areEqual(actual, other);20 }21 public int hashCodeOf(Object o) {22 return Objects.hashCodeFor(o);23 }24 public boolean isCaseInsensitive() {25 return false;26 }27 public String toStringOf(Object o) {28 return Objects.toStringOf(o);29 }30 public String caseInsensitiveComparisonStrategyName() {31 return "";32 }33 public String comparisonStrategyName() {34 return "";35 }36 public <T> List<T> duplicatesFrom(Collection<T> collection) {37 List<T> duplicates = new ArrayList<>();38 for (T element : collection) {39 if (collection.contains(element) && !duplicates.contains(element)) {40 duplicates.add(element);41 }42 }43 return duplicates;44 }45}46package org.assertj.core.internal;47import static org.assertj.core.api.Assertions.assertThat;48import org.assertj.core.api.AssertionInfo;49import org.assertj.core.util.VisibleForTesting;50public class Strings {51 Failures failures = Failures.instance();52 private static final Strings INSTANCE = new Strings();53 public static Strings instance() {54 return INSTANCE;55 }56 * Verifies that the given {@code CharSequence} contains the given sequence

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