How to use MethodSupport class of org.assertj.core.util.introspection package

Best Assertj code snippet using org.assertj.core.util.introspection.MethodSupport

Source:MethodSupport_methodResultFor_Test.java

...19import org.junit.Before;20import org.junit.Rule;21import org.junit.Test;22/**23 * Tests for <code>{@link MethodSupport#methodResultFor(Object, String)}</code>.24 *25 * @author MichaÅ Piotrkowski26 */27public class MethodSupport_methodResultFor_Test {28  @Rule29  public ExpectedException thrown = none();30  private Person bruceWayne;31  private Person joker;32  private SuperHero batman;33  @Before34  public void setUp() {35    bruceWayne = new Person("Bruce Wayne");36    joker = new Person("Joker");37    batman = new SuperHero("Batman", bruceWayne, joker);38  }39  @Test40  public void should_invoke_methods_without_arguments() {41    Object result = MethodSupport.methodResultFor(batman, "archenemy");42    assertThat(result).isEqualTo(joker);43  }44  @Test45  public void should_invoke_methods_from_superclass() {46    Object result = MethodSupport.methodResultFor(batman, "getName");47    assertThat(result).isEqualTo("Batman");48  }49  @Test50  public void should_fail_meaningfully_if_object_instance_not_provided() {51    thrown.expectNullPointerException("Object instance can not be null!");52    MethodSupport.methodResultFor(null, "methodName");53  }54  @Test55  public void should_fail_meaningfully_if_method_name_not_provided() {56    thrown.expectNullPointerException("Method name can not be empty!");57    MethodSupport.methodResultFor(batman, null);58  }59  @Test60  public void should_fail_meaningfully_if_method_name_is_empty() {61    thrown.expectIllegalArgumentException("Method name can not be empty!");62    MethodSupport.methodResultFor(batman, "");63  }64  @Test65  public void should_fail_meaningfully_if_method_not_found() {66    thrown.expectIllegalArgumentException("Can't find method 'commitCrime' in class SuperHero.class. Make sure public" +67                                            " method exists and accepts no arguments!");68    MethodSupport.methodResultFor(batman, "commitCrime");69  }70  @Test71  public void should_fail_meaningfully_if_method_does_not_return_value() {72    thrown.expectIllegalArgumentException("Method 'saveTheDay' in class SuperHero.class has to return a value!");73    MethodSupport.methodResultFor(batman, "saveTheDay");74  }75  @Test76  public void should_fail_meaningfully_if_method_is_not_public() {77    thrown.expectIllegalArgumentException("Can't find method 'trueIdentity' in class SuperHero.class. Make sure " +78                                            "public method exists and accepts no arguments!");79    MethodSupport.methodResultFor(batman, "trueIdentity");80  }81}...

MethodSupport

Using AI Code Generation

1    MethodSupport methodSupport = new MethodSupport();2    Method method = methodSupport.findMethod("methodName", "className");3    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2");4    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3");5    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4");6    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4", "param5");7    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4", "param5", "param6");8    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4", "param5", "param6", "param7");9    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4", "param5", "param6", "param7", "param8");10    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4", "param5", "param6", "param7", "param8", "param9");11    Method method = methodSupport.findMethod("methodName", "className", "param1", "param2", "param3", "param4", "param5", "param6", "param7", "param8", "param9", "param10");12    Method method = methodSupport.findMethod("methodName",

MethodSupport

Using AI Code Generation

1MethodSupport methodSupport = new MethodSupport();2String methodName = methodSupport.methodNameFrom(method);3Object[] methodParameters = methodSupport.methodParametersFrom(method);4MethodSupport methodSupport = new MethodSupport();5String methodName = methodSupport.methodNameFrom(method);6Object[] methodParameters = methodSupport.methodParametersFrom(method);7MethodSupport methodSupport = new MethodSupport();8String methodName = methodSupport.methodNameFrom(method);9Object[] methodParameters = methodSupport.methodParametersFrom(method);10MethodSupport methodSupport = new MethodSupport();11String methodName = methodSupport.methodNameFrom(method);12Object[] methodParameters = methodSupport.methodParametersFrom(method);13MethodSupport methodSupport = new MethodSupport();14String methodName = methodSupport.methodNameFrom(method);15Object[] methodParameters = methodSupport.methodParametersFrom(method);16MethodSupport methodSupport = new MethodSupport();17String methodName = methodSupport.methodNameFrom(method);

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