user/test-super/org/hibernate/jsr303/tck/super/org/hibernate/jsr303/tck/tests/constraints/builtinconstraints/BuiltinConstraintsTest.java

// $Id: BuiltinConstraintsTest.java 17620 2009-10-04 19:19:28Z hardy.ferentschik
// $
/*
 * JBoss, Home of Professional Open Source Copyright 2009, Red Hat, Inc. and/or
 * its affiliates, and individual contributors by the @authors tag. See the
 * copyright.txt in the distribution for a full listing of individual
 * contributors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by
 * applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
 * OF ANY KIND, either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 */

package org.hibernate.jsr303.tck.tests.constraints.builtinconstraints;

import static org.hibernate.jsr303.tck.util.TestUtil.assertConstraintViolation;
import static org.hibernate.jsr303.tck.util.TestUtil.assertCorrectNumberOfViolations;
import static org.hibernate.jsr303.tck.util.TestUtil.assertCorrectPropertyPaths;

import org.hibernate.jsr303.tck.util.TestUtil;
import org.jboss.test.audit.annotations.SpecAssertion;
import org.jboss.test.audit.annotations.SpecAssertions;
import org.jboss.testharness.AbstractTest;
import org.jboss.testharness.impl.packaging.Artifact;
import org.jboss.testharness.impl.packaging.ArtifactType;
import org.jboss.testharness.impl.packaging.Classes;
import org.testng.annotations.Test;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import javax.validation.ConstraintViolation;
import javax.validation.Validator;
import javax.validation.constraints.AssertFalse;
import javax.validation.constraints.AssertTrue;
import javax.validation.constraints.DecimalMax;
import javax.validation.constraints.DecimalMin;
import javax.validation.constraints.Digits;
import javax.validation.constraints.Future;
import javax.validation.constraints.Max;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Null;
import javax.validation.constraints.Past;
import javax.validation.constraints.Pattern;
import javax.validation.constraints.Size;

/**
 * Tests for built-in constraints. Basically just checks the availabiltiy of the
 * build-in constraints.
 * 
 * Modified by Google:
 * <ul>
 * <li>Removed Calendar</li>
 * </ul>
 * 
 * @author Hardy Ferentschik
 */
@Artifact(artifactType = ArtifactType.JSR303)
@Classes({TestUtil.class, TestUtil.PathImpl.class, TestUtil.NodeImpl.class})
public class BuiltinConstraintsTest extends AbstractTest {

  class AssertFalseDummyEntity {
    @AssertFalse
    boolean primitiveBoolean;

    @AssertFalse
    Boolean objectBoolean;

    public Boolean isObjectBoolean() {
      return objectBoolean;
    }

    public boolean isPrimitiveBoolean() {
      return primitiveBoolean;
    }

    public void setObjectBoolean(Boolean objectBoolean) {
      this.objectBoolean = objectBoolean;
    }

    public void setPrimitiveBoolean(boolean primitiveBoolean) {
      this.primitiveBoolean = primitiveBoolean;
    }
  }

  class AssertTrueDummyEntity {
    @AssertTrue
    boolean primitiveBoolean;

    @AssertTrue
    Boolean objectBoolean;

    public Boolean isObjectBoolean() {
      return objectBoolean;
    }

    public boolean isPrimitiveBoolean() {
      return primitiveBoolean;
    }

    public void setObjectBoolean(Boolean objectBoolean) {
      this.objectBoolean = objectBoolean;
    }

    public void setPrimitiveBoolean(boolean primitiveBoolean) {
      this.primitiveBoolean = primitiveBoolean;
    }
  }

  class DecimalMaxDummyEntity {
    @DecimalMax("101.000000000")
    BigDecimal bigDecimal;

    @DecimalMax("1.01E+2")
    BigInteger bigInteger;

    @DecimalMax("101")
    byte bytePrimitive;

    @DecimalMax("101")
    short shortPrimitive;

    @DecimalMax("101")
    int intPrimitive;

    @DecimalMax("101")
    long longPrimitive;

    @DecimalMax("101")
    Byte byteObject;

    @DecimalMax("101")
    Short shortObject;

    @DecimalMax("101")
    Integer intObject;

    @DecimalMax("101")
    Long longObject;
  }

  class DecimalMinDummyEntity {
    @DecimalMin("101.000000000")
    BigDecimal bigDecimal;

    @DecimalMin("1.01E+2")
    BigInteger bigInteger;

    @DecimalMin("101")
    byte bytePrimitive;

    @DecimalMin("101")
    short shortPrimitive;

    @DecimalMin("101")
    int intPrimitive;

    @DecimalMin("101")
    long longPrimitive;

    @DecimalMin("101")
    Byte byteObject;

    @DecimalMin("101")
    Short shortObject;

    @DecimalMin("101")
    Integer intObject;

    @DecimalMin("101")
    Long longObject;
  }

  class DigitsDummyEntity {
    @Digits(integer = 1, fraction = 2)
    BigDecimal bigDecimal;

    @Digits(integer = 1, fraction = 0)
    BigInteger bigInteger;

    @Digits(integer = 1, fraction = 0)
    byte bytePrimitive;

    @Digits(integer = 1, fraction = 0)
    short shortPrimitive;

    @Digits(integer = 1, fraction = 0)
    int intPrimitive;

    @Digits(integer = 1, fraction = 0)
    long longPrimitive;

    @Digits(integer = 1, fraction = 0)
    Byte byteObject;

    @Digits(integer = 1, fraction = 0)
    Short shortObject;

    @Digits(integer = 1, fraction = 0)
    Integer intObject;

    @Digits(integer = 1, fraction = 0)
    Long longObject;
  }

  class FutureDummyEntity {
    // @Future
    // Calendar calendar;

    @Future
    Date date;
  }

  class MaxDummyEntity {
    @Max(101)
    BigDecimal bigDecimal;

    @Max(101)
    BigInteger bigInteger;

    @Max(101)
    byte bytePrimitive;

    @Max(101)
    short shortPrimitive;

    @Max(101)
    int intPrimitive;

    @Max(101)
    long longPrimitive;

    @Max(101)
    Byte byteObject;

    @Max(101)
    Short shortObject;

    @Max(101)
    Integer intObject;

    @Max(101)
    Long longObject;
  }

  class MinDummyEntity {
    @Min(101)
    BigDecimal bigDecimal;

    @Min(101)
    BigInteger bigInteger;

    @Min(101)
    byte bytePrimitive;

    @Min(101)
    short shortPrimitive;

    @Min(101)
    int intPrimitive;

    @Min(101)
    long longPrimitive;

    @Min(101)
    Byte byteObject;

    @Min(101)
    Short shortObject;

    @Min(101)
    Integer intObject;

    @Min(101)
    Long longObject;
  }

  class NotNullDummyEntity {
    @NotNull
    Object property;

    public Object getProperty() {
      return property;
    }

    public void setProperty(Object property) {
      this.property = property;
    }
  }

  class NullDummyEntity {
    @Null
    Object property;

    public Object getProperty() {
      return property;
    }

    public void setProperty(Object property) {
      this.property = property;
    }
  }

  class PastDummyEntity {
    // @Past
    // Calendar calendar;

    @Past
    Date date;
  }

  class PatternDummyEntity {
    @Pattern(regexp = "[a-z][a-z] \\d\\d")
    String pattern;
  }

  class SizeDummyEntity {
    @Size(min = 1, max = 1)
    String string;

    @Size(min = 1, max = 1)
    Collection<String> collection;

    @Size(min = 1, max = 1)
    Map<String, String> map;

    @Size(min = 1, max = 1)
    Integer[] integerArray;

    @Size(min = 1, max = 1)
    int[] intArray;
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "f")})
  public void testAssertFalseConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    AssertFalseDummyEntity dummy = new AssertFalseDummyEntity();
    dummy.setPrimitiveBoolean(true);

    Set<ConstraintViolation<AssertFalseDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);
    assertConstraintViolation(constraintViolations.iterator().next(),
        AssertFalseDummyEntity.class, true, "primitiveBoolean");

    dummy.setPrimitiveBoolean(false);
    dummy.setObjectBoolean(Boolean.TRUE);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);
    assertConstraintViolation(constraintViolations.iterator().next(),
        AssertFalseDummyEntity.class, Boolean.TRUE, "objectBoolean");

    dummy.setObjectBoolean(Boolean.FALSE);
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "e")})
  public void testAssertTrueConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    AssertTrueDummyEntity dummy = new AssertTrueDummyEntity();

    Set<ConstraintViolation<AssertTrueDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);
    assertConstraintViolation(constraintViolations.iterator().next(),
        AssertTrueDummyEntity.class, false, "primitiveBoolean");

    dummy.setPrimitiveBoolean(true);
    dummy.setObjectBoolean(Boolean.FALSE);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);
    assertConstraintViolation(constraintViolations.iterator().next(),
        AssertTrueDummyEntity.class, Boolean.FALSE, "objectBoolean");

    dummy.setObjectBoolean(Boolean.TRUE);
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "j")})
  public void testDecimalMaxConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    DecimalMaxDummyEntity dummy = new DecimalMaxDummyEntity();

    dummy.intPrimitive = 102;
    dummy.longPrimitive = 1234;
    dummy.bytePrimitive = 102;
    dummy.shortPrimitive = 102;

    Set<ConstraintViolation<DecimalMaxDummyEntity>> constraintViolations = validator
        .validate(dummy);
    // only the max constraints on the primitive values should fail. Object
    // values re still null and should pass per spec
    assertCorrectNumberOfViolations(constraintViolations, 4);
    assertCorrectPropertyPaths(constraintViolations, "bytePrimitive",
        "intPrimitive", "longPrimitive", "shortPrimitive");

    dummy.intPrimitive = 101;
    dummy.longPrimitive = 100;
    dummy.bytePrimitive = 99;
    dummy.shortPrimitive = 42;

    dummy.intObject = Integer.valueOf("102");
    dummy.longObject = Long.valueOf("12345");
    dummy.byteObject = Byte.parseByte("111");
    dummy.shortObject = Short.parseShort("1234");
    dummy.bigDecimal = BigDecimal.valueOf(102);
    dummy.bigInteger = BigInteger.valueOf(102);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 6);
    assertCorrectPropertyPaths(constraintViolations, "byteObject", "intObject",
        "longObject", "shortObject", "bigDecimal", "bigInteger");

    dummy.intObject = Integer.valueOf("101");
    dummy.longObject = Long.valueOf("100");
    dummy.byteObject = Byte.parseByte("100");
    dummy.shortObject = Short.parseShort("101");
    dummy.bigDecimal = BigDecimal.valueOf(100.9);
    dummy.bigInteger = BigInteger.valueOf(100);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "i")})
  public void testDecimalMinConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    DecimalMinDummyEntity dummy = new DecimalMinDummyEntity();

    Set<ConstraintViolation<DecimalMinDummyEntity>> constraintViolations = validator
        .validate(dummy);
    // only the min constraints on the primitive values should fail. Object
    // values re still null and should pass per spec
    assertCorrectNumberOfViolations(constraintViolations, 4);
    assertCorrectPropertyPaths(constraintViolations, "bytePrimitive",
        "intPrimitive", "longPrimitive", "shortPrimitive");

    dummy.intPrimitive = 101;
    dummy.longPrimitive = 1001;
    dummy.bytePrimitive = 111;
    dummy.shortPrimitive = 142;

    dummy.intObject = Integer.valueOf("100");
    dummy.longObject = Long.valueOf("0");
    dummy.byteObject = Byte.parseByte("-1");
    dummy.shortObject = Short.parseShort("3");
    dummy.bigDecimal = BigDecimal.valueOf(100.9);
    dummy.bigInteger = BigInteger.valueOf(100);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 6);
    assertCorrectPropertyPaths(constraintViolations, "byteObject", "intObject",
        "longObject", "shortObject", "bigDecimal", "bigInteger");

    dummy.intObject = Integer.valueOf("101");
    dummy.longObject = Long.valueOf("12345");
    dummy.byteObject = Byte.parseByte("102");
    dummy.shortObject = Short.parseShort("111");
    dummy.bigDecimal = BigDecimal.valueOf(101.1);
    dummy.bigInteger = BigInteger.valueOf(101);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "l")})
  public void testDigitsConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    DigitsDummyEntity dummy = new DigitsDummyEntity();

    dummy.intPrimitive = 42;
    dummy.longPrimitive = 42;
    dummy.bytePrimitive = 42;
    dummy.shortPrimitive = 42;

    Set<ConstraintViolation<DigitsDummyEntity>> constraintViolations = validator
        .validate(dummy);
    // only the max constraints on the primitive values should fail. Object
    // values re still null and should pass per spec
    assertCorrectNumberOfViolations(constraintViolations, 4);
    assertCorrectPropertyPaths(constraintViolations, "bytePrimitive",
        "intPrimitive", "longPrimitive", "shortPrimitive");

    dummy.intPrimitive = 1;
    dummy.longPrimitive = 1;
    dummy.bytePrimitive = 1;
    dummy.shortPrimitive = 1;

    dummy.intObject = Integer.valueOf("102");
    dummy.longObject = Long.valueOf("12345");
    dummy.byteObject = Byte.parseByte("111");
    dummy.shortObject = Short.parseShort("1234");
    dummy.bigDecimal = BigDecimal.valueOf(102);
    dummy.bigInteger = BigInteger.valueOf(102);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 6);
    assertCorrectPropertyPaths(constraintViolations, "byteObject", "intObject",
        "longObject", "shortObject", "bigDecimal", "bigInteger");

    dummy.intObject = Integer.valueOf("1");
    dummy.longObject = Long.valueOf("1");
    dummy.byteObject = Byte.parseByte("1");
    dummy.shortObject = Short.parseShort("1");
    dummy.bigDecimal = BigDecimal.valueOf(1.93);
    dummy.bigInteger = BigInteger.valueOf(5);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "n")})
  public void testFutureConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    FutureDummyEntity dummy = new FutureDummyEntity();

    Set<ConstraintViolation<FutureDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);

    // Calendar cal = GregorianCalendar.getInstance();
    // cal.add(Calendar.YEAR, -1);
    //
    // dummy.calendar = cal;
    // dummy.date = cal.getTime();
    //
    // constraintViolations = validator.validate(dummy);
    // assertCorrectNumberOfViolations(constraintViolations, 2);
    // assertCorrectPropertyPaths(constraintViolations, "date", "calendar");
    //
    // cal.add(Calendar.YEAR, 2);
    // dummy.calendar = cal;
    // dummy.date = cal.getTime();
    // constraintViolations = validator.validate(dummy);
    // assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "h")})
  public void testMaxConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    MaxDummyEntity dummy = new MaxDummyEntity();

    dummy.intPrimitive = 102;
    dummy.longPrimitive = 1234;
    dummy.bytePrimitive = 102;
    dummy.shortPrimitive = 102;

    Set<ConstraintViolation<MaxDummyEntity>> constraintViolations = validator
        .validate(dummy);
    // only the max constraints on the primitive values should fail. Object
    // values re still null and should pass per spec
    assertCorrectNumberOfViolations(constraintViolations, 4);
    assertCorrectPropertyPaths(constraintViolations, "bytePrimitive",
        "intPrimitive", "longPrimitive", "shortPrimitive");

    dummy.intPrimitive = 101;
    dummy.longPrimitive = 100;
    dummy.bytePrimitive = 99;
    dummy.shortPrimitive = 42;

    dummy.intObject = Integer.valueOf("102");
    dummy.longObject = Long.valueOf("12345");
    dummy.byteObject = Byte.parseByte("111");
    dummy.shortObject = Short.parseShort("1234");
    dummy.bigDecimal = BigDecimal.valueOf(102);
    dummy.bigInteger = BigInteger.valueOf(102);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 6);
    assertCorrectPropertyPaths(constraintViolations, "byteObject", "intObject",
        "longObject", "shortObject", "bigDecimal", "bigInteger");

    dummy.intObject = Integer.valueOf("101");
    dummy.longObject = Long.valueOf("100");
    dummy.byteObject = Byte.parseByte("100");
    dummy.shortObject = Short.parseShort("101");
    dummy.bigDecimal = BigDecimal.valueOf(100.9);
    dummy.bigInteger = BigInteger.valueOf(100);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "g")})
  public void testMinConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    MinDummyEntity dummy = new MinDummyEntity();

    Set<ConstraintViolation<MinDummyEntity>> constraintViolations = validator
        .validate(dummy);
    // only the min constraints on the primitive values should fail. Object
    // values re still null and should pass per spec
    assertCorrectNumberOfViolations(constraintViolations, 4);
    assertCorrectPropertyPaths(constraintViolations, "bytePrimitive",
        "intPrimitive", "longPrimitive", "shortPrimitive");

    dummy.intPrimitive = 101;
    dummy.longPrimitive = 1001;
    dummy.bytePrimitive = 111;
    dummy.shortPrimitive = 142;

    dummy.intObject = Integer.valueOf("100");
    dummy.longObject = Long.valueOf("0");
    dummy.byteObject = Byte.parseByte("-1");
    dummy.shortObject = Short.parseShort("3");
    dummy.bigDecimal = BigDecimal.valueOf(100.9);
    dummy.bigInteger = BigInteger.valueOf(100);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 6);
    assertCorrectPropertyPaths(constraintViolations, "byteObject", "intObject",
        "longObject", "shortObject", "bigDecimal", "bigInteger");

    dummy.intObject = Integer.valueOf("101");
    dummy.longObject = Long.valueOf("12345");
    dummy.byteObject = Byte.parseByte("102");
    dummy.shortObject = Short.parseShort("111");
    dummy.bigDecimal = BigDecimal.valueOf(101.1);
    dummy.bigInteger = BigInteger.valueOf(101);

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "d")})
  public void testNotNullConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    NotNullDummyEntity dummy = new NotNullDummyEntity();
    Set<ConstraintViolation<NotNullDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);
    assertConstraintViolation(constraintViolations.iterator().next(),
        NotNullDummyEntity.class, null, "property");

    dummy.setProperty(new Object());
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "c")})
  public void testNullConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    NullDummyEntity dummy = new NullDummyEntity();
    Object foo = new Object();
    dummy.setProperty(foo);
    Set<ConstraintViolation<NullDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);

    assertConstraintViolation(constraintViolations.iterator().next(),
        NullDummyEntity.class, foo, "property");

    dummy.setProperty(null);
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "m")})
  public void testPastConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    PastDummyEntity dummy = new PastDummyEntity();

    Set<ConstraintViolation<PastDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);

    // Calendar cal = GregorianCalendar.getInstance();
    // cal.add(Calendar.YEAR, 1);
    //
    // dummy.calendar = cal;
    // dummy.date = cal.getTime();
    //
    // constraintViolations = validator.validate(dummy);
    // assertCorrectNumberOfViolations(constraintViolations, 2);
    // assertCorrectPropertyPaths(constraintViolations, "date", "calendar");
    //
    // cal.add(Calendar.YEAR, -2);
    // dummy.calendar = cal;
    // dummy.date = cal.getTime();
    // constraintViolations = validator.validate(dummy);
    // assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "o")})
  public void testPatternConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    PatternDummyEntity dummy = new PatternDummyEntity();

    Set<ConstraintViolation<PatternDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);

    dummy.pattern = "ab cd";
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 1);
    assertConstraintViolation(constraintViolations.iterator().next(),
        PatternDummyEntity.class, "ab cd", "pattern");

    dummy.pattern = "wc 00";
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }

  @Test
  @SpecAssertions({
      @SpecAssertion(section = "6", id = "a"),
      @SpecAssertion(section = "6", id = "k")})
  public void testSizeConstraint() {
    Validator validator = TestUtil.getValidatorUnderTest();
    SizeDummyEntity dummy = new SizeDummyEntity();

    Set<ConstraintViolation<SizeDummyEntity>> constraintViolations = validator
        .validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);

    dummy.collection = new HashSet<String>();
    dummy.collection.add("foo");
    dummy.collection.add("bar");

    dummy.string = "";

    dummy.map = new HashMap<String, String>();
    dummy.map.put("key1", "value1");
    dummy.map.put("key2", "value2");

    dummy.integerArray = new Integer[0];

    dummy.intArray = new int[0];

    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 5);
    assertCorrectPropertyPaths(constraintViolations, "collection", "map",
        "string", "integerArray", "intArray");

    dummy.collection.remove("bar");
    dummy.string = "a";
    dummy.integerArray = new Integer[1];
    dummy.intArray = new int[1];
    dummy.map.remove("key1");
    constraintViolations = validator.validate(dummy);
    assertCorrectNumberOfViolations(constraintViolations, 0);
  }
}