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BeanValidationTest.java
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BeanValidationTest.java
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/*
* The MIT License
*
* Copyright (c) 2020, Mahmoud Ben Hassine (mahmoud.benhassine@icloud.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.jeasy.random.validation;
import org.jeasy.random.EasyRandom;
import org.jeasy.random.EasyRandomParameters;
import org.jeasy.random.randomizers.range.BigDecimalRangeRandomizer;
import org.jeasy.random.randomizers.range.IntegerRangeRandomizer;
import org.jeasy.random.randomizers.registry.CustomRandomizerRegistry;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import javax.validation.ConstraintViolation;
import javax.validation.Valid;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import javax.validation.constraints.DecimalMax;
import javax.validation.constraints.DecimalMin;
import javax.validation.constraints.Digits;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import java.math.BigDecimal;
import java.time.LocalDateTime;
import java.util.Date;
import java.util.List;
import java.util.Set;
import static org.assertj.core.api.Assertions.assertThat;
class BeanValidationTest {
private EasyRandom easyRandom;
@BeforeEach
void setUp() {
easyRandom = new EasyRandom();
}
@Test
void sizeConstraintShouldNotBePropagatedToEmbeddedBeans() {
EasyRandomParameters parameters = new EasyRandomParameters()
.collectionSizeRange(11, 15)
.stringLengthRange(16, 20);
easyRandom = new EasyRandom(parameters);
BeanValidationAnnotatedBean bean = easyRandom.nextObject(BeanValidationAnnotatedBean.class);
assertThat(bean.getSizedListEmbeddedBean().size()).isBetween(2, 10); // @Size constraint
assertThat(bean.getSizedListEmbeddedBean()).allSatisfy(embeddedBean -> {
assertThat(embeddedBean.getItems().size()).isBetween(11, 15);
assertThat(embeddedBean.getItems()).allSatisfy(stringItem -> assertThat(stringItem.length()).isBetween(16, 20));
});
}
@Test
void sizeConstraintShouldTakePrecedenceOverCollectionSizeRangeInEmbeddedBeans() {
EasyRandomParameters parameters = new EasyRandomParameters()
.collectionSizeRange(11, 15)
.stringLengthRange(16, 20);
easyRandom = new EasyRandom(parameters);
BeanValidationAnnotatedBean bean = easyRandom.nextObject(BeanValidationAnnotatedBean.class);
assertThat(bean.getSizedListEmbeddedBean().size()).isBetween(2, 10); // @Size constraint
assertThat(bean.getSizedListEmbeddedBean()).allSatisfy(embeddedBean -> {
assertThat(embeddedBean.getItems().size()).isBetween(11, 15);
assertThat(embeddedBean.getOtherItems().size()).isBetween(3, 5); // @Size(min = 3, max = 5) constraint should take precedence over collectionSizeRange(11, 15)
assertThat(embeddedBean.getItems()).allSatisfy(stringItem -> assertThat(stringItem.length()).isBetween(16, 20));
assertThat(embeddedBean.getOtherItems()).allSatisfy(stringItem -> assertThat(stringItem.length()).isBetween(16, 20));
});
}
@Test
void generatedValuesShouldBeValidAccordingToValidationConstraints() {
BeanValidationAnnotatedBean bean = easyRandom.nextObject(BeanValidationAnnotatedBean.class);
assertThat(bean).isNotNull();
assertThat(bean.isUnsupported()).isFalse();// @AssertFalse boolean unsupported;
assertThat(bean.isActive()).isTrue();// @AssertTrue boolean active;
assertThat(bean.getUnusedString()).isNull();// @Null String unusedString;
assertThat(bean.getUsername()).isNotNull();// @NotNull String username;
assertThat(bean.getBirthday()).isInThePast();// @Past Date birthday;
assertThat(bean.getBirthdayLocalDateTime()).isBefore(LocalDateTime.now());// @Past LocalDateTime birthdayLocalDateTime;
assertThat(bean.getPastOrPresent()).isBeforeOrEqualTo(new Date());// @PastOrPresent Date pastOrPresent;
assertThat(bean.getEventDate()).isInTheFuture();// @Future Date eventDate;
assertThat(bean.getEventLocalDateTime()).isAfter(LocalDateTime.now());// @Future LocalDateTime eventLocalDateTime;
assertThat(bean.getFutureOrPresent()).isAfterOrEqualTo(new Date());// @FutureOrPresent Date eventDate;
assertThat(bean.getPositive()).isGreaterThan(0);// @Positive int positive;
assertThat(bean.getPositiveOrZero()).isGreaterThanOrEqualTo(0);// @PositiveOrZero int positiveOrZero;
assertThat(bean.getNegative()).isLessThan(0);// @Negative int negative;
assertThat(bean.getNegativeOrZero()).isLessThanOrEqualTo(0);// @NegativeOrZero int negativeOrZero;
assertThat(bean.getPositiveLong()).isGreaterThan(0);// @Positive Long positive;
assertThat(bean.getPositiveOrZeroLong()).isGreaterThanOrEqualTo(0);// @PositiveOrZero Long positiveOrZero;
assertThat(bean.getNegativeLong()).isLessThan(0);// @Negative Long negative;
assertThat(bean.getNegativeOrZeroLong()).isLessThanOrEqualTo(0);// @NegativeOrZero Long negativeOrZero;
assertThat(bean.getNotBlank()).isNotBlank(); // @NotBlank String notBlank;
assertThat(bean.getEmail()).isNotBlank().contains(".", "@"); // @Email String email;
assertThat(bean.getMaxQuantity()).isLessThanOrEqualTo(10);// @Max(10) int maxQuantity;
assertThat(bean.getMinQuantity()).isGreaterThanOrEqualTo(5);// @Min(5) int minQuantity;
assertThat(bean.getMaxDiscount()).isLessThanOrEqualTo(new BigDecimal("30.00"));// @DecimalMax("30.00") BigDecimal maxDiscount;
assertThat(bean.getMinDiscount()).isGreaterThanOrEqualTo(new BigDecimal("5.00"));// @DecimalMin("5.00") BigDecimal minDiscount;
assertThat(bean.getDiscount()).isLessThanOrEqualTo(new BigDecimal("1.00"));// @DecimalMax("1.00") BigDecimal discount;
assertThat(bean.getDiscount()).isGreaterThanOrEqualTo(new BigDecimal("0.01"));// @DecimalMin("0.01") BigDecimal discount;
assertThat(bean.getMinQuantity()).isGreaterThanOrEqualTo(5);// @Min(5) int minQuantity;
assertThat(bean.getBriefMessage().length()).isBetween(2, 10);// @Size(min=2, max=10) String briefMessage;
assertThat(bean.getSizedCollection().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedCollection;
assertThat(bean.getSizedList().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedList;
assertThat(bean.getSizedListEmbeddedBean().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedListEmbeddedBean;
assertThat(bean.getSizedSet().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedSet;
assertThat(bean.getSizedMap().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedMap;
assertThat(bean.getSizedArray().length).isBetween(2, 10);// @Size(min=2, max=10) String sizedArray;
assertThat(bean.getSizedString().length()).isBetween(2, 255);// @Size(min=2) String sizedString;
assertThat(bean.getRegexString()).matches("[a-z]{4}");
}
@Test
void generatedValuesShouldBeValidAccordingToValidationConstraintsOnMethod() {
BeanValidationMethodAnnotatedBean bean = easyRandom.nextObject(BeanValidationMethodAnnotatedBean.class);
assertThat(bean).isNotNull();
assertThat(bean.isUnsupported()).isFalse();// @AssertFalse boolean unsupported;
assertThat(bean.isActive()).isTrue();// @AssertTrue boolean active;
assertThat(bean.getUnusedString()).isNull();// @Null String unusedString;
assertThat(bean.getUsername()).isNotNull();// @NotNull String username;
assertThat(bean.getBirthday()).isInThePast();// @Past Date birthday;
assertThat(bean.getBirthdayLocalDateTime()).isBefore(LocalDateTime.now());// @Past LocalDateTime birthdayLocalDateTime;
assertThat(bean.getPastOrPresent()).isBeforeOrEqualTo(new Date());// @PastOrPresent Date pastOrPresent;
assertThat(bean.getEventDate()).isInTheFuture();// @Future Date eventDate;
assertThat(bean.getEventLocalDateTime()).isAfter(LocalDateTime.now());// @Future LocalDateTime eventLocalDateTime;
assertThat(bean.getFutureOrPresent()).isAfterOrEqualTo(new Date());// @FutureOrPresent Date eventDate;
assertThat(bean.getPositive()).isGreaterThan(0);// @Positive int positive;
assertThat(bean.getPositiveOrZero()).isGreaterThanOrEqualTo(0);// @PositiveOrZero int positiveOrZero;
assertThat(bean.getNegative()).isLessThan(0);// @Negative int negative;
assertThat(bean.getNegativeOrZero()).isLessThanOrEqualTo(0);// @NegativeOrZero int negativeOrZero;
assertThat(bean.getPositiveLong()).isGreaterThan(0);// @Positive Long positive;
assertThat(bean.getPositiveOrZeroLong()).isGreaterThanOrEqualTo(0);// @PositiveOrZero Long positiveOrZero;
assertThat(bean.getNegativeLong()).isLessThan(0);// @Negative Long negative;
assertThat(bean.getNegativeOrZeroLong()).isLessThanOrEqualTo(0);// @NegativeOrZero Long negativeOrZero;
assertThat(bean.getNotBlank()).isNotBlank(); // @NotBlank String notBlank;
assertThat(bean.getEmail()).isNotBlank().contains(".", "@"); // @Email String email;
assertThat(bean.getMaxQuantity()).isLessThanOrEqualTo(10);// @Max(10) int maxQuantity;
assertThat(bean.getMinQuantity()).isGreaterThanOrEqualTo(5);// @Min(5) int minQuantity;
assertThat(bean.getMaxDiscount()).isLessThanOrEqualTo(new BigDecimal("30.00"));// @DecimalMax("30.00") BigDecimal maxDiscount;
assertThat(bean.getMinDiscount()).isGreaterThanOrEqualTo(new BigDecimal("5.00"));// @DecimalMin("5.00") BigDecimal minDiscount;
assertThat(bean.getDiscount()).isLessThanOrEqualTo(new BigDecimal("1.00"));// @DecimalMax("1.00") BigDecimal discount;
assertThat(bean.getDiscount()).isGreaterThanOrEqualTo(new BigDecimal("0.01"));// @DecimalMin("0.01") BigDecimal discount;
assertThat(bean.getMinQuantity()).isGreaterThanOrEqualTo(5);// @Min(5) int minQuantity;
assertThat(bean.getBriefMessage().length()).isBetween(2, 10);// @Size(min=2, max=10) String briefMessage;
assertThat(bean.getSizedCollection().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedCollection;
assertThat(bean.getSizedList().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedList;
assertThat(bean.getSizedListEmbeddedBean().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedListEmbeddedBean;
assertThat(bean.getSizedSet().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedSet;
assertThat(bean.getSizedMap().size()).isBetween(2, 10);// @Size(min=2, max=10) String sizedMap;
assertThat(bean.getSizedArray().length).isBetween(2, 10);// @Size(min=2, max=10) String sizedArray;
assertThat(bean.getSizedString().length()).isBetween(2, 255);// @Size(min=2) String sizedString;
assertThat(bean.getRegexString()).matches("[a-z]{4}");
}
@Test
void generatedValuesForBeanWithoutReadMethod() {
BeanValidationWithoutReadMethodBean bean = easyRandom.nextObject(BeanValidationWithoutReadMethodBean.class);
assertThat(bean).hasNoNullFieldsOrProperties();
}
@Test
void shouldGenerateTheSameValueForTheSameSeed() {
EasyRandomParameters parameters = new EasyRandomParameters().seed(123L);
EasyRandom random = new EasyRandom(parameters);
BeanValidationAnnotatedBean bean = random.nextObject(BeanValidationAnnotatedBean.class);
assertThat(bean.getUsername()).isEqualTo("eOMtThyhVNLWUZNRcBaQKxI");
// uses DateRange with now as end, so test is not repeatable
// assertThat(bean.getBirthday()).isEqualTo("2007-07-22T13:20:35.628"); // same for birthdayLocalDateTime
// uses DateRange with now as start, so test is not repeatable
// assertThat(bean.getEventDate()).isEqualTo("2017-07-22T13:20:35.628"); // same for eventLocalDateTime
assertThat(bean.getMaxQuantity()).isEqualTo(-2055951745);
assertThat(bean.getMinQuantity()).isEqualTo(91531906);
assertThat(bean.getMaxDiscount()).isEqualTo(new BigDecimal(1.2786858993971550457757757612853311002254486083984375));
assertThat(bean.getMinDiscount()).isEqualTo(new BigDecimal(7662282876638370609146101740543801632384371011755725427644785896281033154465107481014236865090602870006608143292003443098160947481248487711461114361337135608579588927391230902925850523644737673724379044725003237691291118781433336121334962263919251188630152674215174880065707256545268445171714648124229156864D));
assertThat(bean.getDiscount()).isEqualTo(new BigDecimal(0.182723708049134681008496272625052370131015777587890625));
assertThat(bean.getMinQuantity()).isEqualTo(91531906);
assertThat(bean.getBriefMessage()).isEqualTo("tg");
assertThat(bean.getRegexString()).isEqualTo("vuna");
assertThat(bean.getPositive()).isEqualTo(91531902);
assertThat(bean.getPositiveOrZero()).isEqualTo(91531901);
assertThat(bean.getNegative()).isEqualTo(-2055951746);
assertThat(bean.getNegativeOrZero()).isEqualTo(-2055951746);
assertThat(bean.getEmail()).isEqualTo("celine.schoen@hotmail.com");
assertThat(bean.getNotBlank()).isEqualTo("tg");
}
@Test
void generatedBeanShouldBeValidUsingBeanValidationAPI() {
BeanValidationAnnotatedBean bean = easyRandom.nextObject(BeanValidationAnnotatedBean.class);
ValidatorFactory validatorFactory = Validation.buildDefaultValidatorFactory();
Validator validator = validatorFactory.getValidator();
Set<ConstraintViolation<BeanValidationAnnotatedBean>> violations = validator.validate(bean);
assertThat(violations).isEmpty();
}
@Test
void customBeanValidationRegistryTest() {
// given
class Salary {
@Digits(integer = 2, fraction = 2) // OSS developer salary.. :-)
private BigDecimal amount;
}
EasyRandomParameters parameters = new EasyRandomParameters()
.randomizerRegistry(new MyCustomBeanValidationRandomizerRegistry());
EasyRandom easyRandom = new EasyRandom(parameters);
// when
Salary salary = easyRandom.nextObject(Salary.class);
// then
assertThat(salary).isNotNull();
assertThat(salary.amount).isLessThanOrEqualTo(new BigDecimal("99.99"));
}
@Test
void customRegistryTest() {
// given
class Amount {
@NotNull
@Digits(integer = 12, fraction = 3)
protected BigDecimal amount;
}
class DiscountEffect {
@Digits(integer = 6, fraction = 4)
protected BigDecimal percentage;
protected Amount amount;
@Digits(integer = 12, fraction = 3)
protected BigDecimal quantity;
@NotNull
@DecimalMax("65535")
@DecimalMin("1")
protected Integer size;
}
class Discount {
@NotNull
@Size(min = 1)
@Valid
protected List<DiscountEffect> discountEffects;
}
CustomRandomizerRegistry registry = new CustomRandomizerRegistry();
registry.registerRandomizer(BigDecimal.class, new BigDecimalRangeRandomizer(Double.valueOf(5d), Double.valueOf(10d), Integer.valueOf(3)));
registry.registerRandomizer(Integer.class, new IntegerRangeRandomizer(5, 10));
EasyRandomParameters parameters = new EasyRandomParameters()
.randomizerRegistry(registry);
EasyRandom easyRandom = new EasyRandom(parameters);
// when
Discount discount = easyRandom.nextObject(Discount.class);
// then
assertThat(discount.discountEffects)
.isNotEmpty()
.allSatisfy(discountEffect -> {
assertThat(discountEffect).isNotNull();
assertThat(discountEffect.percentage).isBetween(new BigDecimal("5.000"), new BigDecimal("10.000"));
assertThat(discountEffect.quantity).isBetween(new BigDecimal("5.000"), new BigDecimal("10.000"));
assertThat(discountEffect.amount.amount).isBetween(new BigDecimal("5.000"), new BigDecimal("10.000"));
assertThat(discountEffect.size).isBetween(5, 10);
});
}
}