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

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

Source:HasMetadatasAssert.java

2import io.fabric8.kubernetes.api.model.HasMetadata;3import org.assertj.core.api.Condition;4import org.assertj.core.api.IntegerAssert;5import org.assertj.core.api.ObjectAssert;6import org.assertj.core.api.filter.Filters;7import org.assertj.core.util.Lists;8import java.util.List;9/**10 *11 */12public abstract class HasMetadatasAssert<R extends HasMetadata, AI extends HasMetadatasAssert>13        extends MetadatasListAssert<R>14{15    public HasMetadatasAssert(List<R> actual)16    {17        super(actual);18    }19    protected abstract AI createListAssert(List<R> list);20    protected AI assertThat(Iterable<R> result)21    {22        List<R> list = Lists.newArrayList(result);23        return createListAssert(list);24    }25    public AI filter(Condition<R> condition)26    {27        return assertThat((Iterable<R>) Filters.filter(actual).having(condition).get());28    }29    /**30     * Returns an assertion on the size of the list31     */32    public IntegerAssert assertSize()33    {34        return (IntegerAssert) org.assertj.core.api.Assertions.assertThat(get().size()).as("size");35    }36    /**37     * Returns the underlying actual value38     */39    public List<R> get()40    {41        return (List<R>) actual;42    }43    /**44     * Asserts that this collection has at least one element and returns the first one45     */46    public ObjectAssert<R> first()47    {48        assertSize().isGreaterThan(0);49        return new ObjectAssert<>(get().get(0));50    }51    /**52     * Asserts that this collection has at least one element and returns the last one53     */54    public ObjectAssert<R> last()55    {56        assertSize().isGreaterThan(0);57        List<R> list = get();58        return new ObjectAssert<>(list.get(list.size() - 1));59    }60    /**61     * Asserts that this collection has a resource with the given name and return it62     *63     * @return returns the matching resource64     */65    public R hasName(String name)66    {67        return (R) filterName(name).first();68    }69    /**70     * Filters the resources by name71     */72    public AI filterName(String name)73    {74        return filter((Condition<R>) Conditions.hasName(name));75    }76    /**77     * Filters the resources using the given label key and value78     */79    public AI filterLabel(String key, String value)80    {81        return filter((Condition<R>) Conditions.hasLabel(key, value));82    }83    /**84     * Filters the resources using the given namespace85     */86    public AI filterNamespace(String namespace)87    {88        return filter((Condition<R>) Conditions.hasNamespace(namespace));89    }90}...

Source:ComponentFilterAppConfigTest.java

1package hello.core.scan.filter;2import org.assertj.core.api.AssertionInfo;3import org.assertj.core.api.Assertions;4import org.junit.jupiter.api.Test;5import org.springframework.beans.factory.NoSuchBeanDefinitionException;6import org.springframework.context.ApplicationContext;7import org.springframework.context.annotation.AnnotationConfigApplicationContext;8import org.springframework.context.annotation.ComponentScan;9import org.springframework.context.annotation.Configuration;10import org.springframework.context.annotation.FilterType;11import static org.assertj.core.api.Assertions.assertThat;12public class ComponentFilterAppConfigTest {13    @Test14    void filterScan() {15        ApplicationContext ac = new AnnotationConfigApplicationContext(ComponentFilterAppConfig.class);16        BeanA beanA = ac.getBean("beanA", BeanA.class);17        assertThat(beanA).isNotNull();18        org.junit.jupiter.api.Assertions.assertThrows(19                NoSuchBeanDefinitionException.class,20                () -> ac.getBean("beanB", BeanB.class));21    }22    @Configuration23    @ComponentScan(24            includeFilters = @ComponentScan.Filter(classes = MyIncludeComponent.class),25            excludeFilters = @ComponentScan.Filter(classes = MyExcludeComponent.class)26    )27    static class ComponentFilterAppConfig {28    }...

filter

Using AI Code Generation

1package com.automationrhapsody.junit5;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.filter.Filters.filter;4import java.util.ArrayList;5import java.util.List;6import org.junit.jupiter.api.Test;7public class FilterTest {8    public void filterTest() {9        List<String> names = new ArrayList<>();10        names.add("John");11        names.add("David");12        names.add("Alex");13        names.add("John");14        names.add("David");15        names.add("Alex");16        List<String> filteredNames = filter(names).with("John").get();17        assertThat(filteredNames).hasSize(2).contains("John", "John");18    }19}20[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ junit5 ---21[INFO] --- maven-compiler-plugin:3.8.0:compile (default-compile) @ junit5 ---22[INFO] --- maven-resources-plugin:2.6:testResources (default-testResources) @ junit5 ---23[INFO] --- maven-compiler-plugin:3.8.0:testCompile (default-testCompile) @ junit5 ---24[INFO] --- maven-surefire-plugin:2.22.0:test (default-test) @ junit5 ---

filter

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.api.filter.Filters;3import org.assertj.core.util.Lists;4import org.junit.Test;5import java.util.List;6public class FilterTest {7    public void testFilter() {8        List<String> names = Lists.newArrayList("John", "Jane", "Adam", "Tom");9        Assertions.assertThat(names)10                .filteredOn(s -> s.startsWith("J"))11                .containsOnly("John", "Jane");12    }13}

filter

Using AI Code Generation

1package org.kodejava.example.assertj;2import org.assertj.core.api.Assertions;3import org.assertj.core.api.filter.Filters;4import org.assertj.core.util.Lists;5import java.util.List;6public class FilterList {7    public static void main(String[] args) {8        List<String> names = Lists.newArrayList("John", "Jane", "Peter",9                "Paul", "Jack", "Mary");10        List<String> jNames = Filters.filter(names).with("J*").get();11        Assertions.assertThat(jNames).contains("John", "Jane");12    }13}

filter

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import static org.assertj.core.api.filter.Filters.*;3import java.util.List;4import java.util.ArrayList;5public class FilterTest {6	public static void main(String[] args) {7		List<Person> persons = new ArrayList<>();8		persons.add(new Person("Jack", 20));9		persons.add(new Person("John", 25));10		persons.add(new Person("James", 30));11		List<Person> filtered = filter(persons).with("age").greaterThanOrEqualTo(25).get();12		System.out.println(filtered);13	}14}15public class Person {16	private String name;17	private int age;18	public Person(String name, int age) {19		this.name = name;20		this.age = age;21	}22	public String getName() {23		return name;24	}25	public int getAge() {26		return age;27	}28	public String toString() {29		return "Person [name=" + name + ", age=" + age + "]";30	}31}

filter

Using AI Code Generation

1import org.assertj.core.api.filter.Filters;2class Test {3  public static void main(String[] args) {4    List<Integer> list = Arrays.asList(1, 2, 3, 4);5    List<Integer> filteredList = Filters.filter(list).with(new Condition<Integer>() {6      public boolean matches(Integer value) {7        return value < 3;8      }9    }).get();10    System.out.println(filteredList);11  }12}

filter

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import static org.assertj.core.api.filter.Filters.*;3import java.util.*;4public class AssertJFilter {5   public static void main(String[] args) {6      List<Developer> developers = Arrays.asList(7         new Developer("mkyong", 30),8         new Developer("alvin", 20),9         new Developer("jason", 40),10         new Developer("iris", 50));11      List<Developer> result = filter(developers).with("age", 20).get();12      assertThat(result).extracting("name").containsOnly("alvin");13      result = filter(developers).with("name", "mkyong").get();14      assertThat(result).extracting("age").containsOnly(30);15   }16}

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