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HV-1921 Create a tester library for constraint validators with depend…
…ency injection
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50 changes: 50 additions & 0 deletions
50
...renceguide/chapter06/customvalidatorwithdependency/CustomValidatorWithDependencyTest.java
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package org.hibernate.validator.referenceguide.chapter06.customvalidatorwithdependency; | ||
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import static org.easymock.EasyMock.eq; | ||
import static org.easymock.EasyMock.expect; | ||
import static org.easymock.EasyMock.isA; | ||
import static org.easymock.EasyMock.mock; | ||
import static org.easymock.EasyMock.replay; | ||
import static org.easymock.EasyMock.verify; | ||
import static org.junit.Assert.assertEquals; | ||
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import java.util.Map; | ||
import java.util.Set; | ||
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import jakarta.validation.ConstraintValidatorContext; | ||
import jakarta.validation.ConstraintViolation; | ||
import jakarta.validation.Validator; | ||
import jakarta.validation.ValidatorFactory; | ||
import org.hibernate.validator.testutil.PreconfiguredValidatorsValidatorFactory; | ||
import org.junit.Test; | ||
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@SuppressWarnings("unused") | ||
//tag::field[] | ||
public class CustomValidatorWithDependencyTest { | ||
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@Test | ||
public void mockCustomValidatorWithDependency() { | ||
ZipCodeValidator zipCodeValidator = mock( ZipCodeValidator.class ); | ||
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expect( zipCodeValidator.isValid( eq( "1234" ), isA( ConstraintValidatorContext.class ) ) ) | ||
.andStubReturn( true ); | ||
zipCodeValidator.initialize( isA( ZipCode.class ) ); | ||
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replay( zipCodeValidator ); | ||
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ValidatorFactory validatorFactory = PreconfiguredValidatorsValidatorFactory.builder() | ||
.defaultValidators( Map.of( ZipCodeValidator.class, zipCodeValidator ) ) | ||
.build(); | ||
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Validator validator = validatorFactory.getValidator(); | ||
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Person person = new Person( "1234" ); | ||
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Set<ConstraintViolation<Person>> constraintViolations = validator.validate( person ); | ||
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assertEquals( 0, constraintViolations.size() ); | ||
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verify( zipCodeValidator ); | ||
} | ||
} | ||
//end::field[] |
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...rg/hibernate/validator/referenceguide/chapter06/customvalidatorwithdependency/Person.java
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//tag::include[] | ||
package org.hibernate.validator.referenceguide.chapter06.customvalidatorwithdependency; | ||
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public class Person { | ||
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@ZipCode | ||
private String zipCode; | ||
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public Person(String zipCode) { | ||
this.zipCode = zipCode; | ||
} | ||
} | ||
//end::include[] |
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33
...g/hibernate/validator/referenceguide/chapter06/customvalidatorwithdependency/ZipCode.java
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//tag::include[] | ||
package org.hibernate.validator.referenceguide.chapter06.customvalidatorwithdependency; | ||
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import static java.lang.annotation.ElementType.ANNOTATION_TYPE; | ||
import static java.lang.annotation.ElementType.FIELD; | ||
import static java.lang.annotation.ElementType.METHOD; | ||
import static java.lang.annotation.ElementType.TYPE_USE; | ||
import static java.lang.annotation.RetentionPolicy.RUNTIME; | ||
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//end::include[] | ||
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import java.lang.annotation.Documented; | ||
import java.lang.annotation.Retention; | ||
import java.lang.annotation.Target; | ||
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import jakarta.validation.Constraint; | ||
import jakarta.validation.Payload; | ||
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//tag::include[] | ||
@Target({METHOD, FIELD, ANNOTATION_TYPE, TYPE_USE}) | ||
@Retention(RUNTIME) | ||
@Constraint(validatedBy = ZipCodeValidator.class) | ||
@Documented | ||
public @interface ZipCode { | ||
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String message() default "{org.hibernate.validator.referenceguide.chapter06." + | ||
"customvalidatorwithdependency.ZipCode.message}"; | ||
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Class<?>[] groups() default {}; | ||
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Class<? extends Payload>[] payload() default {}; | ||
} | ||
//end::include[] |
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...e/validator/referenceguide/chapter06/customvalidatorwithdependency/ZipCodeRepository.java
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package org.hibernate.validator.referenceguide.chapter06.customvalidatorwithdependency; | ||
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public interface ZipCodeRepository { | ||
boolean isExist(String zipCode); | ||
} |
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...te/validator/referenceguide/chapter06/customvalidatorwithdependency/ZipCodeValidator.java
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//tag::include[] | ||
package org.hibernate.validator.referenceguide.chapter06.customvalidatorwithdependency; | ||
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//end::include[] | ||
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import jakarta.inject.Inject; | ||
import jakarta.validation.ConstraintValidator; | ||
import jakarta.validation.ConstraintValidatorContext; | ||
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//tag::include[] | ||
public class ZipCodeValidator implements ConstraintValidator<ZipCode, String> { | ||
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@Inject | ||
public ZipCodeRepository zipCodeRepository; | ||
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@Override | ||
public boolean isValid(String zipCode, ConstraintValidatorContext constraintContext) { | ||
if ( zipCode == null ) { | ||
return true; | ||
} | ||
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return zipCodeRepository.isExist( zipCode ); | ||
} | ||
} | ||
//end::include[] |
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68
...c/main/java/org/hibernate/validator/testutil/PreconfiguredConstraintValidatorFactory.java
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/* | ||
* 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.testutil; | ||
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import jakarta.validation.ConstraintValidator; | ||
import jakarta.validation.ConstraintValidatorFactory; | ||
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import java.util.HashMap; | ||
import java.util.Map; | ||
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public class PreconfiguredConstraintValidatorFactory implements ConstraintValidatorFactory { | ||
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private final Map<Class<? extends ConstraintValidator>, ConstraintValidator<?, ?>> defaultValidators; | ||
private final ConstraintValidatorFactory delegated; | ||
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private PreconfiguredConstraintValidatorFactory(Builder builder) { | ||
this.defaultValidators = builder.defaultValidators; | ||
this.delegated = builder.delegated; | ||
} | ||
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public static Builder builder() { | ||
return new Builder(); | ||
} | ||
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@SuppressWarnings("unchecked") | ||
@Override | ||
public <T extends ConstraintValidator<?, ?>> T getInstance(Class<T> key) { | ||
if ( defaultValidators.containsKey( key ) ) { | ||
return (T) defaultValidators.get( key ); | ||
} | ||
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return delegated.getInstance( key ); | ||
} | ||
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@Override | ||
public void releaseInstance(ConstraintValidator<?, ?> instance) { | ||
delegated.releaseInstance( instance ); | ||
} | ||
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public static class Builder { | ||
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private ConstraintValidatorFactory delegated; | ||
private final Map<Class<? extends ConstraintValidator>, ConstraintValidator<?, ?>> defaultValidators = new HashMap<>(); | ||
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private Builder() { | ||
} | ||
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public Builder defaultValidators( | ||
Map<Class<? extends ConstraintValidator>, ConstraintValidator<?, ?>> validators) { | ||
this.defaultValidators.putAll( validators ); | ||
return this; | ||
} | ||
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public Builder delegated( | ||
ConstraintValidatorFactory delegated) { | ||
this.delegated = delegated; | ||
return this; | ||
} | ||
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public PreconfiguredConstraintValidatorFactory build() { | ||
return new PreconfiguredConstraintValidatorFactory( this ); | ||
} | ||
} | ||
} |
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