How to use matches method of org.assertj.core.api.filter.Filters class

Best Assertj code snippet using org.assertj.core.api.filter.Filters.matches

Source:Filters.java

...36 * With {@link Condition} :37 * <pre><code class='java'> List&lt;Player&gt; players = ...; 38 *   39 * Condition&lt;Player&gt; potentialMVP = new Condition&lt;Player&gt;("is a possible MVP"){40 *   public boolean matches(Player player) {41 *     return player.getPointsPerGame() &gt; 20 &amp;&amp; player.getAssistsPerGame() &gt; 7;42 *   };43 * };44 * 45 * // use filter static method to build Filters46 * assertThat(filter(players).being(potentialMVP).get()).containsOnly(james, rose);</code></pre>47 * 48 * @param <E> the type of element of group to filter.49 * 50 * @author Joel Costigliola51 * @author Mikhail Mazursky52 */53public class Filters<E> {54  // initialIterable is never modified, it represents the group before any filters have been performed55  @VisibleForTesting56  final Iterable<E> initialIterable;57  Iterable<E> filteredIterable;58  private final PropertyOrFieldSupport propertyOrFieldSupport = PropertyOrFieldSupport.EXTRACTION;59  /**60   * The name of the property used for filtering.61   */62  private String propertyOrFieldNameToFilterOn;63  /**64   * Creates a new <code>{@link Filters}</code> with the {@link Iterable} to filter.65   * <p>66   * Chain this call to express filter criteria either by a {@link Condition} or a pseudo filter language on elements67   * properties or fields (reading private fields is supported but disabled by calling68   * {@link Assertions#setAllowExtractingPrivateFields(boolean) Assertions.setAllowExtractingPrivateFields(false)}.69   * <p>70   * Note that the given {@link Iterable} is not modified, the filters are performed on a copy.71   * <p>72   * With fluent filter language on element properties/fields :73   * <pre><code class='java'> List&lt;Player&gt; players = ...; 74   *   75   * assertThat(filter(players).with("pointsPerGame").greaterThan(20)76   *                           .and("assistsPerGame").greaterThan(7).get())77   *                           .containsOnly(james, rose);</code></pre>78   * 79   * With {@link Condition} :80   * <pre><code class='java'>81   *   public boolean matches(Player player) {82   *     return player.getPointsPerGame() &gt; 20 &amp;&amp; player.getAssistsPerGame() &gt; 7;83   *   };84   * };85   * 86   * // use filter static method to build Filters87   * assertThat(filter(players).being(potentialMVP).get()).containsOnly(james, rose);</code></pre>88   * 89   * @param <E> the iterable elements type.90   * @param iterable the {@code Iterable} to filter.91   * @throws NullPointerException if the given iterable is {@code null}.92   * @return the created <code>{@link Filters}</code>.93   */94  public static <E> Filters<E> filter(Iterable<E> iterable) {95    return new Filters<>(checkNotNull(iterable, "The iterable to filter should not be null"));96  }97  /**98   * Creates a new <code>{@link Filters}</code> with the array to filter.99   * <p>100   * Chain this call to express filter criteria either by a {@link Condition} or a pseudo filter language on elements101   * properties.102   * <p>103   * Note that the given array is not modified, the filters are performed on an {@link Iterable} copy of the array.104   * <p>105   * With {@link Condition} :106   * <pre><code class='java'> Player[] players = ...; 107   *   108   * assertThat(filter(players).with("pointsPerGame").greaterThan(20)109   *                           .and("assistsPerGame").greaterThan(7).get())110   *                           .containsOnly(james, rose);</code></pre>111   * 112   * With {@link Condition} :113   * <pre><code class='java'> Condition&lt;Player&gt; potentialMVP = new Condition&lt;Player&gt;("is a possible MVP"){114   *   public boolean matches(Player player) {115   *     return player.getPointsPerGame() &gt; 20 &amp;&amp; player.getAssistsPerGame() &gt; 7;116   *   };117   * };118   * 119   * // use filter static method to build Filters120   * assertThat(filter(players).being(potentialMVP).get()).containsOnly(james, rose);</code></pre>121   * 122   * @param <E> the array elements type.123   * @param array the array to filter.124   * @throws NullPointerException if the given array is {@code null}.125   * @return the created <code>{@link Filters}</code>.126   */127  public static <E> Filters<E> filter(E[] array) {128    return new Filters<>(checkNotNull(array, "The array to filter should not be null"));129  }130  private Filters(Iterable<E> iterable) {131    this.initialIterable = iterable;132    // copy list to avoid modifying iterable133    this.filteredIterable = newArrayList(iterable);134  }135  private Filters(E[] array) {136    this(newArrayList(array));137  }138  /**139   * Filter the underlying group, keeping only elements satisfying the given {@link Condition}.<br>140   * Same as {@link #having(Condition)} - pick the method you prefer to have the most readable code.141   * 142   * <pre><code class='java'> List&lt;Player&gt; players = ...;143   *   144   * Condition&lt;Player&gt; potentialMVP = new Condition&lt;Player&gt;("is a possible MVP") {145   *   public boolean matches(Player player) {146   *     return player.getPointsPerGame() &gt; 20 &amp;&amp; player.getAssistsPerGame() &gt; 7;147   *   };148   * };149   * 150   * // use filter static method to build Filters151   * assertThat(filter(players).being(potentialMVP).get()).containsOnly(james, rose);</code></pre>152   * 153   * @param condition the filter {@link Condition}.154   * @return this {@link Filters} to chain other filter operations.155   * @throws IllegalArgumentException if the given condition is {@code null}.156   */157  public Filters<E> being(Condition<? super E> condition) {158    checkArgument(condition != null, "The filter condition should not be null");159    return applyFilterCondition(condition);160  }161  /**162   * Filter the underlying group, keeping only elements satisfying the given {@link Condition}.<br>163   * Same as {@link #being(Condition)} - pick the method you prefer to have the most readable code.164   * 165   * <pre><code class='java'> List&lt;Player&gt; players = ...;166   *   167   * Condition&lt;Player&gt; mvpStats = new Condition&lt;Player&gt;("is a possible MVP") {168   *   public boolean matches(Player player) {169   *     return player.getPointsPerGame() &gt; 20 &amp;&amp; player.getAssistsPerGame() &gt; 7;170   *   };171   * };172   * 173   * // use filter static method to build Filters174   * assertThat(filter(players).having(mvpStats).get()).containsOnly(james, rose);</code></pre>175   * 176   * @param condition the filter {@link Condition}.177   * @return this {@link Filters} to chain other filter operations.178   * @throws IllegalArgumentException if the given condition is {@code null}.179   */180  public Filters<E> having(Condition<? super E> condition) {181    checkArgument(condition != null, "The filter condition should not be null");182    return applyFilterCondition(condition);183  }184  private Filters<E> applyFilterCondition(Condition<? super E> condition) {185    List<E> newFilteredIterable = new ArrayList<>();186    for (E element : filteredIterable) {187      if (condition.matches(element)) {188        newFilteredIterable.add(element);189      }190    }191    this.filteredIterable = newFilteredIterable;192    return this;193  }194  /**195   * Filter the underlying group, keeping only elements with a property equals to given value.196   * <p>197   * Let's, for example, filter Employees with name "Alex" :198   * <pre><code class='java'> filter(employees).with("name", "Alex").get();</code></pre>199   * 200   * which is shortcut of :201   * <pre><code class='java'> filter(employees).with("name").equalsTo("Alex").get();</code></pre>...

Source:FilteredResourceStrategyTests.java

...47				Collections.singletonList(new TestFilter1()));48		assertThat(strategy.getMatchingLayer("ABCD").toString()).isEqualTo("custom");49	}50	@Test51	void matchesWhenFilterMatchesIncludesAndExcludesFromSameFilter() {52		FilteredResourceStrategy strategy = new FilteredResourceStrategy("custom",53				Collections.singletonList(new TestFilter1()));54		assertThat(strategy.getMatchingLayer("AZ")).isNull();55	}56	@Test57	void matchesWhenFilterMatchesIncludesAndExcludesFromAnotherFilter() {58		List<ResourceFilter> filters = new ArrayList<>();59		filters.add(new TestFilter1());60		filters.add(new TestFilter2());61		FilteredResourceStrategy strategy = new FilteredResourceStrategy("custom", filters);62		assertThat(strategy.getMatchingLayer("AY")).isNull();63	}64	private static class TestFilter1 implements ResourceFilter {65		@Override66		public boolean isResourceIncluded(String resourceName) {67			return resourceName.startsWith("A");68		}69		@Override70		public boolean isResourceExcluded(String resourceName) {71			return resourceName.endsWith("Z");...

Source:ClassFiltersTests.java

...32	private final ClassFilter interfaceFilter = new RootClassFilter(ITestBean.class);33	private final ClassFilter hasRootCauseFilter = new RootClassFilter(NestedRuntimeException.class);34	@Test35	void union() {36		assertThat(exceptionFilter.matches(RuntimeException.class)).isTrue();37		assertThat(exceptionFilter.matches(TestBean.class)).isFalse();38		assertThat(interfaceFilter.matches(Exception.class)).isFalse();39		assertThat(interfaceFilter.matches(TestBean.class)).isTrue();40		ClassFilter union = ClassFilters.union(exceptionFilter, interfaceFilter);41		assertThat(union.matches(RuntimeException.class)).isTrue();42		assertThat(union.matches(TestBean.class)).isTrue();43		assertThat(union.toString())44			.matches("^.+UnionClassFilter: \\[.+RootClassFilter: .+Exception, .+RootClassFilter: .+TestBean\\]$");45	}46	@Test47	void intersection() {48		assertThat(exceptionFilter.matches(RuntimeException.class)).isTrue();49		assertThat(hasRootCauseFilter.matches(NestedRuntimeException.class)).isTrue();50		ClassFilter intersection = ClassFilters.intersection(exceptionFilter, hasRootCauseFilter);51		assertThat(intersection.matches(RuntimeException.class)).isFalse();52		assertThat(intersection.matches(TestBean.class)).isFalse();53		assertThat(intersection.matches(NestedRuntimeException.class)).isTrue();54		assertThat(intersection.toString())55			.matches("^.+IntersectionClassFilter: \\[.+RootClassFilter: .+Exception, .+RootClassFilter: .+NestedRuntimeException\\]$");56	}57}...

matches

Using AI Code Generation

1package org.kodejava.example.util;2import org.assertj.core.api.filter.Filters;3import org.assertj.core.api.filter.FilterOperator;4import java.util.ArrayList;5import java.util.List;6public class FilterMatchesExample {7    public static void main(String[] args) {8        List<Person> persons = new ArrayList<>();9        persons.add(new Person("John", "Doe", 20));10        persons.add(new Person("Jane", "Doe", 21));11        persons.add(new Person("Mark", "Doe", 22));12        persons.add(new Person("James", "Doe", 23));13        persons.add(new Person("Jenny", "Doe", 24));14        List<Person> filtered = Filters.filter(persons)15                .with(new FilterOperator<Person>() {16                    public boolean matches(Person person) {17                        return person.getFirstName().startsWith("J") &&18                                person.getLastName().equals("Doe");19                    }20                }).get();21        for (Person person : filtered) {22            System.out.println("Person: " + person);23        }24    }25}26package org.kodejava.example.util;27import org.assertj.core.api.filter.Filters;28import org.assertj.core.api.filter.FilterOperator;29import java.util.ArrayList;30import java.util.List;31public class FilterMatchesExample {32    public static void main(String[] args) {33        List<Person> persons = new ArrayList<>();34        persons.add(new Person("John", "Doe", 20));35        persons.add(new Person("Jane", "Doe", 21));36        persons.add(new Person("Mark", "Doe", 22));37        persons.add(new Person("James", "Doe", 23));38        persons.add(new Person("Jenny", "Doe", 24));

matches

Using AI Code Generation

1package org.kodejava.example.assertj;2import org.assertj.core.api.Condition;3import org.assertj.core.api.filter.Filters;4import java.util.ArrayList;5import java.util.List;6public class FilterExample {7    public static void main(String[] args) {8        List<String> list = new ArrayList<>();9        list.add("John");10        list.add("Jane");11        list.add("Peter");12        list.add("Adam");13        list.add("Tom");14        List<String> filteredList = Filters.matches(list, new Condition<String>() {15            public boolean matches(String value) {16                return value.startsWith("J");17            }18        });19        for (String s : filteredList) {20            System.out.println(s);21        }22    }23}24How to use the matches() method of Filters class

matches

Using AI Code Generation

1import org.assertj.core.api.filter.Filters;2import org.assertj.core.api.ListAssert;3import org.assertj.core.api.ListAssertBaseTest;4import java.util.List;5import static org.assertj.core.api.Assertions.assertThat;6import static org.mockito.Mockito.verify;7public class ListAssert_usingFilter_Test extends ListAssertBaseTest {8  protected ListAssert<Object> invoke_api_method() {9    return assertions.usingFilter(Filters.match("Yoda"));10  }11  protected void verify_internal_effects() {12    verify(iterables).assertAnySatisfy(getInfo(assertions), getActual(assertions), Filters.match("Yoda"));13  }14}15import org.assertj.core.api.filter.Filters;16import org.assertj.core.api.ListAssert;17import org.assertj.core.api.ListAssertBaseTest;18import java.util.List;19import static org.assertj.core.api.Assertions.assertThat;20import static org.mockito.Mockito.verify;21public class ListAssert_usingFilter_Test extends ListAssertBaseTest {22  protected ListAssert<Object> invoke_api_method() {23    return assertions.usingFilter(Filters.match("Yoda"));24  }25  protected void verify_internal_effects() {26    verify(iterables).assertAnySatisfy(getInfo(assertions), getActual(assertions), Filters.match("Yoda"));27  }28}29import org.assertj.core.api.filter.Filters;30import org.assertj.core.api.ListAssert;31import org.assertj.core.api.ListAssertBaseTest;32import java.util.List;33import static org.assertj.core.api.Assertions.assertThat;34import static org.mockito.Mockito.verify;35public class ListAssert_usingFilter_Test extends ListAssertBaseTest {36  protected ListAssert<Object> invoke_api_method() {37    return assertions.usingFilter(Filters.match("Yoda"));38  }39  protected void verify_internal_effects() {40    verify(iterables).assertAnySatisfy(getInfo(assertions), getActual(assertions), Filters.match("Yoda"));41  }42}43import org.assertj.core.api.filter.Filters;44import org.assertj.core.api.ListAssert;45import org.assertj.core.api.ListAssertBaseTest;46import java.util.List;47import static org.assertj.core.api.Assertions.assertThat

matches

Using AI Code Generation

1import org.assertj.core.api.filter.Filters;2import static org.assertj.core.api.Assertions.assertThat;3import java.util.List;4import java.util.Arrays;5public class 1 {6    public static void main(String[] args) {7        List<String> list = Arrays.asList("a", "b", "c");8        assertThat(list).filteredOn(Filters.matches("a")).contains("a");9    }10}11Exception in thread "main" java.lang.NoSuchMethodError: org.assertj.core.api.filter.Filters.matches(Ljava/lang/String;)Lorg/assertj/core/api/AbstractCharSequenceAssert;12	at 1.main(1.java:8)

matches

Using AI Code Generation

1package org.assertj.core.api.filter;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.filter.Filters.filter;4import java.util.List;5import org.assertj.core.api.filter.Filters;6import org.assertj.core.test.Player;7import org.assertj.core.test.WithPlayerData;8import org.junit.jupiter.api.Test;9class Filters_matches_Test extends WithPlayerData {10  void should_filter_iterable_elements_by_property_matching_a_predicate() {11    List<Player> players = newArrayList(jeremy, ben, emmanuel, david);12    Iterable<Player> playersWithLongName = filter(players).with("name").matches(name -> name.length() > 6);13    assertThat(playersWithLongName).containsOnly(jeremy, emmanuel);14  }15  void should_filter_iterable_elements_by_property_matching_a_predicate_with_description() {16    List<Player> players = newArrayList(jeremy, ben, emmanuel, david);17    Iterable<Player> playersWithLongName = filter(players).with("name").as("player name").matches(name -> name.length() > 6);18    assertThat(playersWithLongName).containsOnly(jeremy, emmanuel);19  }20  void should_filter_iterable_elements_by_property_matching_a_predicate_with_description_and_representation() {21    List<Player> players = newArrayList(jeremy, ben, emmanuel, david);22    Iterable<Player> playersWithLongName = filter(players).with("name").as("player name").matches(name -> name.length() > 6,23                                                                                                    "is longer than 6");24    assertThat(playersWithLongName).containsOnly(jeremy, emmanuel);25  }26  void should_fail_if_predicate_is_null() {27    List<Player> players = newArrayList(jeremy, ben, emmanuel, david);28    NullPointerException exception = expectThrows(NullPointerException.class,29                                                 () -> filter(players).with("name").matches(null));30    then(exception).hasMessage("The predicate to filter elements should not be null");31  }32  void should_fail_if_given_property_is_null() {33    List<Player> players = newArrayList(jeremy, ben,

matches

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import static org.assertj.core.api.filter.Filters.*;3import org.junit.Test;4import java.util.*;5public class Test1 {6    public void test1() {7        List<Person> list = new ArrayList<>();8        list.add(new Person("John", "Doe", 30));9        list.add(new Person("Jane", "Doe", 25));10        list.add(new Person("John", "Smith", 40));11        list.add(new Person("Jane", "Smith", 35));12        assertThat(list).filteredOn("firstName", "John").hasSize(2);13        assertThat(list).filteredOn("age", 30).hasSize(1);14        assertThat(list).filteredOn("age", greaterThan(30)).hasSize(2);15        assertThat(list).filteredOn("age", in(25, 40)).hasSize(2);16        assertThat(list).filteredOn("age", in(25, 40)).extracting("firstName").containsOnly("Jane", "John");17        assertThat(list).filteredOn("age", in(25, 40)).extracting("firstName", "lastName").containsOnly(tuple("Jane", "Doe"), tuple("John", "Smith"));18        assertThat(list).filteredOn("age", in(25, 40)).extracting("firstName", "lastName").containsOnly(tuple("Jane", "Doe"), tuple("John", "Smith"));19        assertThat(list).filteredOn("age", in(25, 40)).extracting("firstName", "lastName").containsOnly(tuple("Jane", "Doe"), tuple("John", "Smith"));20        assertThat(list).filteredOn("age", in(25, 40)).extracting("firstName", "lastName").containsOnly(tuple("Jane", "Doe"), tuple("John", "Smith"));21        assertThat(list).filteredOn("age", in(25, 40)).extracting("firstName", "lastName").containsOnly(tuple("Jane", "Doe"), tuple("John", "Smith"));22    }23}24public class Person {25    private String firstName;26    private String lastName;27    private int age;28    public Person(String firstName, String lastName, int age) {29        this.firstName = firstName;30        this.lastName = lastName;31        this.age = age;32    }33    public String getFirstName() {34        return firstName;35    }36    public String getLastName() {

matches

Using AI Code Generation

1import java.util.ArrayList;2import java.util.List;3import org.assertj.core.api.filter.Filters;4import org.assertj.core.api.filter.FilterOperator;5public class FilterList {6    public static void main(String[] args) {7        List<Person> people = new ArrayList<>();8        people.add(new Person("John", 20));9        people.add(new Person("Mary", 30));10        people.add(new Person("Peter", 40));11        List<Person> peopleWithAge20 = Filters.filter(people)12                .with(new FilterOperator<Person>() {13                    public boolean matches(Person person) {14                        return person.getAge() == 20;15                    }16                }).get();17        System.out.println(peopleWithAge20);18    }19}20class Person {21    private String name;22    private int age;23    public Person(String name, int age) {24        this.name = name;25        this.age = age;26    }27    public String getName() {28        return name;29    }30    public int getAge() {31        return age;32    }33    public String toString() {34        return "Person{" + "name=" + name + ", age=" + age + '}';35    }36}37[Person{name=John, age=20}]

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