/*
* Hibernate Validator, declare and validate application constraints
*
* License: Apache License, Version 2.0
* See the license.txt file in the root directory or <http://www.apache.org/licenses/LICENSE-2.0>.
*/
package org.hibernate.validator.test.internal.metadata.aggregated;
import java.lang.annotation.Annotation;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.util.Collections;
import javax.validation.ElementKind;
import javax.validation.constraints.NotNull;
import javax.validation.groups.Default;
import org.joda.time.DateMidnight;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.hibernate.validator.internal.engine.DefaultParameterNameProvider;
import org.hibernate.validator.internal.engine.valuehandling.UnwrapMode;
import org.hibernate.validator.internal.metadata.BeanMetaDataManager;
import org.hibernate.validator.internal.metadata.aggregated.BeanMetaData;
import org.hibernate.validator.internal.metadata.aggregated.ExecutableMetaData;
import org.hibernate.validator.internal.metadata.core.ConstraintHelper;
import org.hibernate.validator.internal.metadata.descriptor.ConstraintDescriptorImpl;
import org.hibernate.validator.internal.metadata.provider.MetaDataProvider;
import org.hibernate.validator.internal.metadata.raw.ExecutableElement;
import org.hibernate.validator.internal.util.ExecutableHelper;
import org.hibernate.validator.internal.util.TypeResolutionHelper;
import org.hibernate.validator.test.internal.metadata.ConsistentDateParameters;
import org.hibernate.validator.test.internal.metadata.Customer;
import org.hibernate.validator.test.internal.metadata.CustomerRepository.ValidationGroup;
import org.hibernate.validator.test.internal.metadata.CustomerRepositoryExt;
import static org.fest.assertions.Assertions.assertThat;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
/**
* Tests creation of {@link ExecutableMetaData} in {@link org.hibernate.validator.internal.metadata.aggregated.BeanMetaDataImpl}.
*
* @author Gunnar Morling
*/
public class ExecutableMetaDataTest {
private BeanMetaData<CustomerRepositoryExt> beanMetaData;
@BeforeMethod
public void setupBeanMetaData() {
BeanMetaDataManager beanMetaDataManager = new BeanMetaDataManager(
new ConstraintHelper(),
new ExecutableHelper( new TypeResolutionHelper() ),
new DefaultParameterNameProvider(),
Collections.<MetaDataProvider>emptyList()
);
beanMetaData = beanMetaDataManager.getBeanMetaData( CustomerRepositoryExt.class );
}
@Test
public void getNameOfMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "createCustomer", CharSequence.class, String.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getName() ).isEqualTo( method.getName() );
}
@Test
public void getNameOfConstructor() throws Exception {
Constructor<CustomerRepositoryExt> constructor = CustomerRepositoryExt.class.getConstructor( String.class );
ExecutableMetaData constructorMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forConstructor(
constructor
)
);
assertThat( constructorMetaData.getName() ).isEqualTo( constructor.getDeclaringClass().getSimpleName() );
}
@Test
public void getTypeForMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "createCustomer", CharSequence.class, String.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getType() ).isEqualTo( Customer.class );
}
@Test
public void getTypeForVoidMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "zap" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getType() ).isEqualTo( void.class );
}
@Test
public void getTypeForConstructor() throws Exception {
Constructor<CustomerRepositoryExt> constructor = CustomerRepositoryExt.class.getConstructor( String.class );
ExecutableMetaData constructorMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forConstructor(
constructor
)
);
assertThat( constructorMetaData.getType() ).isEqualTo( CustomerRepositoryExt.class );
}
@Test
public void getParameterTypes() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "createCustomer", CharSequence.class, String.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getParameterTypes() ).isEqualTo( method.getParameterTypes() );
}
@Test
public void getParameterTypesForParameterlessExcutable() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "foo" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getParameterTypes() ).isEqualTo( method.getParameterTypes() );
}
@Test
public void getKindForMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "foo" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getKind() ).isEqualTo( ElementKind.METHOD );
}
@Test
public void getKindForConstructor() throws Exception {
Constructor<CustomerRepositoryExt> constructor = CustomerRepositoryExt.class.getConstructor( String.class );
ExecutableMetaData constructorMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forConstructor(
constructor
)
);
assertThat( constructorMetaData.getKind() ).isEqualTo( ElementKind.CONSTRUCTOR );
}
@Test
public void getIdentifierForMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "createCustomer", CharSequence.class, String.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getIdentifier() ).isEqualTo(
"createCustomer[interface java.lang.CharSequence, class java.lang.String]"
);
}
@Test
public void getIdentifierForParameterlessMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "foo" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData.getIdentifier() ).isEqualTo( "foo[]" );
}
@Test
public void getIdentifierForConstructor() throws Exception {
Constructor<CustomerRepositoryExt> constructor = CustomerRepositoryExt.class.getConstructor( String.class );
ExecutableMetaData constructorMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forConstructor(
constructor
)
);
assertThat( constructorMetaData.getIdentifier() ).isEqualTo( "CustomerRepositoryExt[class java.lang.String]" );
}
@Test
public void requiresUnwrappingForMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "methodRequiringUnwrapping" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertEquals( methodMetaData.unwrapMode(), UnwrapMode.UNWRAP );
}
@Test
public void requiresUnwrappingForConstructor() throws Exception {
Constructor<CustomerRepositoryExt> constructor = CustomerRepositoryExt.class.getConstructor( long.class );
ExecutableMetaData constructorMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forConstructor(
constructor
)
);
assertEquals( constructorMetaData.unwrapMode(), UnwrapMode.UNWRAP );
}
@Test
public void methodWithConstrainedParameter() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "createCustomer", CharSequence.class, String.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertFalse( methodMetaData.isCascading() );
assertTrue( methodMetaData.isConstrained() );
assertThat( methodMetaData ).isEmpty();
assertFalse( methodMetaData.getParameterMetaData( 0 ).isConstrained() );
assertFalse( methodMetaData.getParameterMetaData( 0 ).isCascading() );
assertTrue( methodMetaData.getParameterMetaData( 1 ).isConstrained() );
assertFalse( methodMetaData.getParameterMetaData( 1 ).isCascading() );
assertThat( methodMetaData.getParameterMetaData( 1 ) ).hasSize( 1 );
assertEquals(
methodMetaData.getParameterMetaData( 1 )
.iterator()
.next()
.getDescriptor()
.getAnnotation()
.annotationType(),
NotNull.class
);
assertThat( methodMetaData ).isEmpty();
assertThat( methodMetaData.getCrossParameterConstraints() ).isEmpty();
}
@Test
public void methodWithCascadedParameter() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "saveCustomer", Customer.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertFalse( methodMetaData.isCascading() );
assertTrue( methodMetaData.isConstrained() );
assertThat( methodMetaData ).isEmpty();
assertTrue( methodMetaData.getParameterMetaData( 0 ).isConstrained() );
assertTrue( methodMetaData.getParameterMetaData( 0 ).isCascading() );
assertThat( methodMetaData.getParameterMetaData( 0 ) ).isEmpty();
assertThat( methodMetaData ).isEmpty();
assertThat( methodMetaData.getCrossParameterConstraints() ).isEmpty();
}
@Test
public void methodWithCrossParameterConstraint() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod(
"methodWithCrossParameterConstraint",
DateMidnight.class,
DateMidnight.class
);
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertFalse( methodMetaData.isCascading() );
assertTrue( methodMetaData.isConstrained() );
assertThat( methodMetaData ).isEmpty();
assertThat( methodMetaData.getCrossParameterConstraints() ).hasSize( 1 );
assertThat(
methodMetaData.getCrossParameterConstraints()
.iterator()
.next()
.getDescriptor()
.getAnnotation()
.annotationType()
).isEqualTo( ConsistentDateParameters.class );
}
@Test
public void methodWithConstrainedReturnValue() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "bar" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertFalse( methodMetaData.isCascading() );
assertTrue( methodMetaData.isConstrained() );
assertThat( methodMetaData ).hasSize( 1 );
assertEquals(
methodMetaData.iterator().next().getDescriptor().getAnnotation().annotationType(), NotNull.class
);
assertThat( methodMetaData.getCrossParameterConstraints() ).isEmpty();
}
@Test
public void returnValueConstraintFromSuperType() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "bar" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat( methodMetaData ).hasSize( 1 );
assertFalse( methodMetaData.isCascading() );
ConstraintDescriptorImpl<? extends Annotation> descriptor = methodMetaData.iterator()
.next()
.getDescriptor();
assertEquals( descriptor.getAnnotation().annotationType(), NotNull.class );
}
@Test
public void returnValueConstraintsAddUpInHierarchy() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "baz" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertFalse( methodMetaData.isCascading() );
assertTrue( methodMetaData.isConstrained() );
assertThat( methodMetaData ).hasSize( 2 );
}
@Test
public void methodWithCascadedReturnValue() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "foo" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertTrue( methodMetaData.isCascading() );
assertTrue( methodMetaData.isConstrained() );
assertThat( methodMetaData ).isEmpty();
assertThat( methodMetaData.getCrossParameterConstraints() ).isEmpty();
}
@Test
public void locallyDefinedGroupConversion() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "methodWithReturnValueGroupConversion" );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertThat(
methodMetaData.getReturnValueMetaData()
.getCascadables()
.iterator()
.next()
.convertGroup( Default.class )
).isEqualTo( ValidationGroup.class );
}
@Test
public void unconstrainedMethod() throws Exception {
Method method = CustomerRepositoryExt.class.getMethod( "updateCustomer", Customer.class );
ExecutableMetaData methodMetaData = beanMetaData.getMetaDataFor(
ExecutableElement.forMethod(
method
)
);
assertFalse( methodMetaData.isCascading() );
assertFalse( methodMetaData.isConstrained() );
assertThat( methodMetaData ).isEmpty();
assertThat( methodMetaData.getCrossParameterConstraints() ).isEmpty();
assertEquals( methodMetaData.unwrapMode(), UnwrapMode.AUTOMATIC );
assertThat( methodMetaData.getParameterMetaData( 0 ).isConstrained() ).isFalse();
assertThat( methodMetaData.getParameterMetaData( 0 ).isCascading() ).isFalse();
assertThat( methodMetaData.getParameterMetaData( 0 ) ).isEmpty();
}
}