package net.bytebuddy.implementation.bind.annotation;
import net.bytebuddy.description.method.MethodDescription;
import net.bytebuddy.description.type.TypeDescription;
import net.bytebuddy.implementation.bind.MethodDelegationBinder;
import net.bytebuddy.implementation.bytecode.assign.Assigner;
import net.bytebuddy.test.utility.ObjectPropertyAssertion;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class PipeBinderTest extends AbstractAnnotationBinderTest<Pipe> {
private TargetMethodAnnotationDrivenBinder.ParameterBinder<Pipe> binder;
@Mock
private MethodDescription targetMethod;
@Mock
private TypeDescription targetMethodType;
@Mock
private TypeDescription.Generic genericTargetMethodType;
public PipeBinderTest() {
super(Pipe.class);
}
@Override
@Before
public void setUp() throws Exception {
super.setUp();
when(targetMethod.getDeclaringType()).thenReturn(targetMethodType);
when(genericTargetMethodType.asErasure()).thenReturn(targetMethodType);
binder = new Pipe.Binder(targetMethod);
}
@Override
protected TargetMethodAnnotationDrivenBinder.ParameterBinder<Pipe> getSimpleBinder() {
return binder;
}
@Test
public void testParameterBinding() throws Exception {
when(target.getType()).thenReturn(genericTargetMethodType);
MethodDelegationBinder.ParameterBinding<?> parameterBinding = binder.bind(annotationDescription,
source,
target,
implementationTarget,
assigner,
Assigner.Typing.STATIC);
assertThat(parameterBinding.isValid(), is(true));
}
@Test
public void testCannotPipeStaticMethod() throws Exception {
when(target.getType()).thenReturn(genericTargetMethodType);
when(source.isStatic()).thenReturn(true);
MethodDelegationBinder.ParameterBinding<?> parameterBinding = binder.bind(annotationDescription,
source,
target,
implementationTarget,
assigner,
Assigner.Typing.STATIC);
assertThat(parameterBinding.isValid(), is(false));
}
@Test(expected = IllegalStateException.class)
public void testParameterBindingOnIllegalTargetTypeThrowsException() throws Exception {
TypeDescription.Generic targetType = mock(TypeDescription.Generic.class);
TypeDescription rawTargetType = mock(TypeDescription.class);
when(targetType.asErasure()).thenReturn(rawTargetType);
when(target.getType()).thenReturn(targetType);
binder.bind(annotationDescription,
source,
target,
implementationTarget,
assigner,
Assigner.Typing.STATIC);
}
@Test
public void testObjectProperties() throws Exception {
ObjectPropertyAssertion.of(Pipe.Binder.class).apply();
ObjectPropertyAssertion.of(Pipe.Binder.Redirection.class).apply();
ObjectPropertyAssertion.of(Pipe.Binder.Redirection.MethodCall.class).skipSynthetic().apply();
ObjectPropertyAssertion.of(Pipe.Binder.Redirection.ConstructorCall.class).apply();
}
}