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How to use hasDeclaredMethods method of org.assertj.core.api.AbstractClassAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractClassAssert.hasDeclaredMethods

...461   *     private void methodTwo() {}462   * }463   *464   * // This assertion succeeds:465   * assertThat(MyClass.class).hasDeclaredMethods("methodOne", "methodTwo");466   *467   * // these assertions fail:468   * assertThat(MyClass.class).hasDeclaredMethods("superMethod");469   * assertThat(MyClass.class).hasDeclaredMethods("methodThree");</code></pre>470   * <p>471   * The assertion succeeds if no given methods are passed and the actual {@code Class} has no declared methods.472   *473   * @param methodNames the method names which must be declared in the class.474   * @return {@code this} assertions object475   * @throws AssertionError if {@code actual} is {@code null}.476   * @throws AssertionError if the actual {@code Class} doesn't contains all of the given methods.477   *478   * @since 2.7.0 / 3.7.0479   */480  public SELF hasDeclaredMethods(String... methodNames) {481    classes.assertHasDeclaredMethods(info, actual, methodNames);482    return myself;483  }484  /**485   * Verifies that the actual {@code Class} has the given public methods.486   * <p>487   * Example:488   * <pre><code class='java'> class MyClass {489   *     public void methodOne() {}490   *     public void methodTwo() {}491   *     protected void methodThree() {}492   * }493   *494   * // these assertions succeed:...

hasDeclaredMethods

Using AI Code Generation

1import org.assertj.core.api.AbstractClassAssert;2import org.junit.Test;3import java.util.Arrays;4import java.util.List;5import static org.assertj.core.api.Assertions.assertThat;6import static org.assertj.core.api.Assertions.catchThrowable;7public class AssertJHasDeclaredMethodsTest {8    public void hasDeclaredMethodsTest() {9        List<String> methods = Arrays.asList("toString", "hashCode", "equals");10        Throwable thrown = catchThrowable(() -> assertThat(String.class).hasDeclaredMethods(methods));11        assertThat(thrown).isNull();12    }13}14	at org.junit.Assert.assertEquals(Assert.java:115)15	at org.junit.Assert.assertEquals(Assert.java:144)16	at org.assertj.core.api.AbstractClassAssertTest.hasDeclaredMethodsTest(AbstractClassAssertTest.java:36)17Related Posts: AssertJ hasDeclaredMethods() method example18AssertJ hasDeclaredField() method example19AssertJ hasDeclaredFields() method example20AssertJ hasDeclaredMethod() method example

hasDeclaredMethods

Using AI Code Generation

1assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" );2assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" );3assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" );4assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" );5assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" ,  "getBytes" );6assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" ,  "getBytes" ,  "toCharArray" );7assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" ,  "getBytes" ,  "toCharArray" ,  "equalsIgnoreCase" );8assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" ,  "getBytes" ,  "toCharArray" ,  "equalsIgnoreCase" ,  "compareTo" );9assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" ,  "getBytes" ,  "toCharArray" ,  "equalsIgnoreCase" ,  "compareTo" ,  "regionMatches" );10assertThat( String .class).hasDeclaredMethods( "length" ,  "charAt" ,  "substring" ,  "equals" ,  "hashCode" ,  "toString" ,  "getBytes" ,  "toCharArray" ,  "equalsIgnoreCase" ,  "compareTo" ,  "regionMatches" ,  "indexOf" );11assertThat( String .class).hasDeclaredMethods( "length" ,

hasDeclaredMethods

Using AI Code Generation

1import org.assertj.core.api.AbstractClassAssert;2import org.assertj.core.api.Assertions;3import org.junit.Before;4import org.junit.Test;5import java.lang.reflect.Method;6public class AssertJTest {7    private AbstractClassAssert<?> classAssert;8    public void setUp() throws Exception {9        classAssert = Assertions.assertThat(String.class);10    }11    public void testHasDeclaredMethods() throws Exception {12        Method[] methods = String.class.getDeclaredMethods();13        classAssert.hasDeclaredMethods(methods);14    }15}16Expected :[public java.lang.String java.lang.String.intern(), public java.lang.String java.lang.String.toString(), public int java.lang.String.hashCode(), public boolean java.lang.String.equals(java.lang.Object), public int java.lang.String.compareTo(java.lang.String), public int java.lang.String.compareTo(java.lang.Object), public boolean java.lang.String.startsWith(java.lang.String, int), public boolean java.lang.String.startsWith(java.lang.String), public boolean java.lang.String.endsWith(java.lang.String), public int java.lang.String.length(), public char java.lang.String.charAt(int), public int java.lang.String.codePointAt(int), public int java.lang.String.codePointBefore(int), public int java.lang.String.codePointCount(int, int), public int java.lang.String.offsetByCodePoints(int, int), public void java.lang.String.getChars(int, int, char[], int), public void java.lang.String.getChars(int, int, char[], int), public byte[] java.lang.String.getBytes(java.lang.String), public byte[] java.lang.String.getBytes(java.nio.charset.Charset), public byte[] java.lang.String.getBytes(), public boolean java.lang.String.contentEquals(java.lang.StringBuffer), public boolean java.lang.String.contentEquals(java.lang.CharSequence), public boolean java.lang.String.equalsIgnoreCase(java.lang.String), public int java.lang.String.compareToIgnoreCase(java.lang.String), public boolean java.lang.String.regionMatches(int, java.lang.String, int, int), public boolean java.lang.String.regionMatches(boolean, int, java.lang.String, int, int), public boolean java.lang.String.contains(java.lang.CharSequence), public int java.lang.String.indexOf(int), public int java.lang.String.indexOf(int, int), public int java.lang.String.lastIndexOf(int), public int java.lang.String.lastIndexOf(int, int), public int java.lang.String.indexOf(java.lang.String), public int java.lang.String.indexOf(java.lang.String, int), public int java.lang.String.lastIndexOf(java.lang.String), public int java.lang.String.lastIndexOf(java.lang.String

hasDeclaredMethods

Using AI Code Generation

1package org.example;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class AssertJTest {5    public void test() {6        assertThat(String.class).hasDeclaredMethods("valueOf");7    }8}9at org.junit.Assert.assertEquals(Assert.java:115)10at org.junit.Assert.assertEquals(Assert.java:144)11at org.example.AssertJTest.test(AssertJTest.java:11)12public SELF hasDeclaredMethods(String... methodNames) {13    String[] actualMethods = methodsOf(actual);14    String[] expectedMethods = methodsOf(methodNames);15    assertThat(actualMethods).containsOnly(expectedMethods);16    return myself;17}18private String[] methodsOf(Class<?> clazz) {19    return Arrays.stream(clazz.getDeclaredMethods()).map(Method::getName).toArray(String[]::new);20}21private String[] methodsOf(String... methodNames) {22    return Arrays.stream(methodNames).map(this::methodOf).toArray(String[]::new);23}24private String methodOf(String methodName) {25    try {26        Method method = actual.getDeclaredMethod(methodName);27        return method.getName();28    } catch (NoSuchMethodException e) {29        throw new AssertionError("No such method " + methodName + " on " + actual);30    }31}

hasDeclaredMethods

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import java.util.Arrays;3import java.util.List;4import org.junit.Test;5public class ClassAssert_hasDeclaredMethods_Test {6  public void test_hasDeclaredMethods() throws Exception {7    assertThat(String.class).hasDeclaredMethods("charAt", "codePointAt", "codePointBefore", "codePointCount",8                                                "toLowerCase", "toString", "toUpperCase", "trim");9    List<String> methods = Arrays.asList("charAt", "codePointAt", "codePointBefore", "codePointCount",10                                         "toLowerCase", "toString", "toUpperCase", "trim");11    assertThat(String.class).hasDeclaredMethods(methods);12  }13}

hasDeclaredMethods

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2public class AssertjAssertThatClassHasDeclaredMethods {3public static void main(String[] args) {4    Class<AssertjAssertThatClassHasDeclaredMethods> classUnderTest = AssertjAssertThatClassHasDeclaredMethods.class;5    assertThat(classUnderTest).hasDeclaredMethods("main");6    System.out.println("Class has declared method: main");7}8}

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