package br.com.caelum.stella.bean.validation.xml;
import java.util.ArrayList;
import java.util.Collection;
import javax.validation.ConstraintValidatorContext;
import junit.framework.Assert;
import net.vidageek.mirror.dsl.Mirror;
import org.junit.Test;
import org.mockito.Mockito;
import br.com.caelum.stella.bean.validation.xml.MaxElements;
import br.com.caelum.stella.bean.validation.xml.logic.StellaMaxElementsValidator;
@SuppressWarnings("deprecation")
public class StellaMaxElementsValidatorTest {
private ConstraintValidatorContext context = Mockito.mock(ConstraintValidatorContext.class);
@Test
public void testThatNullIsValid() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
Assert.assertTrue(validator.isValid(null, context));
}
@Test(expected = IllegalStateException.class)
public void testThatThrowsExceptionIfAnnotatedElementIsNotACollectionOrArray() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator.isValid("", context);
}
@Test
public void testThatDoesNotThrowExceptionIfAnnotatedElementIsACollection() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
validator.isValid(new ArrayList<String>(), context);
}
@Test
public void testThatDoesNotThrowsExceptionIfAnnotatedElementIsAnArray() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
validator.isValid(new Integer[10], context);
}
@Test
public void testThatIsInvalidIfElementNumberIsSmallerThanCollectionSize() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
ArrayList<String> list = new ArrayList<String>();
list.add("");
list.add("");
list.add("");
list.add("");
Assert.assertFalse(validator.isValid(list, context));
}
@Test
public void testThatIsValidIfElementNumberIsBiggerThanCollectionSize() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
ArrayList<String> list = new ArrayList<String>();
list.add("");
list.add("");
Assert.assertTrue(validator.isValid(list, context));
}
@Test
public void testThatIsValidIfElementNumberIsBiggerThanNonNullArrayElements() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
Assert.assertTrue(validator.isValid(new Integer[100], context));
}
@Test
public void testThatIsInvalidIfElementNumberIsSmallerThanNonNullArrayElements() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
Integer[] array = new Integer[100];
array[0] = 1;
array[1] = 1;
array[2] = 1;
Assert.assertFalse(validator.isValid(array, context));
}
@Test(expected = IllegalStateException.class)
public void testThatThrowsExceptionIfObjectIsArrayOfPrimitiveTypes() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator
.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class).atField("c"));
validator.isValid(new int[10], context);
}
@Test(expected = IllegalStateException.class)
public void testThatThrowsExceptionIfValueIsNegative() {
StellaMaxElementsValidator validator = new StellaMaxElementsValidator();
validator.initialize(new Mirror().on(AnnotatedModel.class).reflect().annotation(MaxElements.class)
.atField("c2"));
}
public static class AnnotatedModel {
@MaxElements(2)
public Collection<String> c;
@MaxElements(-2)
public Collection<String> c2;
}
}