001    /*
002     * Created on Oct 20, 2010
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
005     * the License. You may obtain a copy of the License at
006     *
007     * http://www.apache.org/licenses/LICENSE-2.0
008     *
009     * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
010     * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
011     * specific language governing permissions and limitations under the License.
012     *
013     * Copyright @2010-2011 the original author or authors.
014     */
015    package org.fest.assertions.api;
016    
017    import java.util.Comparator;
018    
019    import org.fest.assertions.core.NumberAssert;
020    import org.fest.assertions.internal.Shorts;
021    import org.fest.util.ComparatorBasedComparisonStrategy;
022    import org.fest.util.VisibleForTesting;
023    
024    /**
025     * Assertion methods for shorts.
026     * <p>
027     * To create an instance of this class, invoke <code>{@link Assertions#assertThat(Short)}</code> or
028     * <code>{@link Assertions#assertThat(short)}</code>.
029     * </p>
030     *
031     * @author Yvonne Wang
032     * @author David DIDIER
033     * @author Ansgar Konermann
034     * @author Alex Ruiz
035     */
036    public class ShortAssert extends AbstractComparableAssert<ShortAssert, Short> implements NumberAssert<Short> {
037    
038      @VisibleForTesting Shorts shorts = Shorts.instance();
039    
040      protected ShortAssert(Short actual) {
041        super(actual, ShortAssert.class);
042      }
043    
044      /**
045       * Verifies that the actual value is equal to the given one.
046       * @param expected the given value to compare the actual value to.
047       * @return {@code this} assertion object.
048       * @throws AssertionError if the actual value is {@code null}.
049       * @throws AssertionError if the actual value is not equal to the given one.
050       */
051      public ShortAssert isEqualTo(short expected) {
052        shorts.assertEqual(info, actual, expected);
053        return this;
054      }
055    
056      /**
057       * Verifies that the actual value is not equal to the given one.
058       * @param other the given value to compare the actual value to.
059       * @return {@code this} assertion object.
060       * @throws AssertionError if the actual value is {@code null}.
061       * @throws AssertionError if the actual value is equal to the given one.
062       */
063      public ShortAssert isNotEqualTo(short other) {
064        shorts.assertNotEqual(info, actual, other);
065        return this;
066      }
067    
068      /** {@inheritDoc} */
069      public ShortAssert isZero() {
070        shorts.assertIsZero(info, actual);
071        return this;
072      }
073    
074      /** {@inheritDoc} */
075      public ShortAssert isNotZero() {
076        shorts.assertIsNotZero(info, actual);
077        return this;
078      }
079    
080      /** {@inheritDoc} */
081      public ShortAssert isPositive() {
082        shorts.assertIsPositive(info, actual);
083        return this;
084      }
085    
086      /** {@inheritDoc} */
087      public ShortAssert isNegative() {
088        shorts.assertIsNegative(info, actual);
089        return this;
090      }
091    
092      /**
093       * Verifies that the actual value is less than the given one.
094       * @param other the given value to compare the actual value to.
095       * @return {@code this} assertion object.
096       * @throws AssertionError if the actual value is {@code null}.
097       * @throws AssertionError if the actual value is equal to or greater than the given one.
098       */
099      public ShortAssert isLessThan(short other) {
100        shorts.assertLessThan(info, actual, other);
101        return this;
102      }
103    
104      /**
105       * Verifies that the actual value is less than or equal to the given one.
106       * @param other the given value to compare the actual value to.
107       * @return {@code this} assertion object.
108       * @throws AssertionError if the actual value is {@code null}.
109       * @throws AssertionError if the actual value is greater than the given one.
110       */
111      public ShortAssert isLessThanOrEqualTo(short other) {
112        shorts.assertLessThanOrEqualTo(info, actual, other);
113        return this;
114      }
115    
116      /**
117       * Verifies that the actual value is greater than the given one.
118       * @param other the given value to compare the actual value to.
119       * @return {@code this} assertion object.
120       * @throws AssertionError if the actual value is {@code null}.
121       * @throws AssertionError if the actual value is equal to or less than the given one.
122       */
123      public ShortAssert isGreaterThan(short other) {
124        shorts.assertGreaterThan(info, actual, other);
125        return this;
126      }
127    
128      /**
129       * Verifies that the actual value is greater than or equal to the given one.
130       * @param other the given value to compare the actual value to.
131       * @return {@code this} assertion object.
132       * @throws AssertionError if the actual value is {@code null}.
133       * @throws AssertionError if the actual value is less than the given one.
134       */
135      public ShortAssert isGreaterThanOrEqualTo(short other) {
136        shorts.assertGreaterThanOrEqualTo(info, actual, other);
137        return this;
138      }
139    
140      @Override
141      public ShortAssert usingComparator(Comparator<?> customComparator) {
142        super.usingComparator(customComparator);
143        this.shorts = new Shorts(new ComparatorBasedComparisonStrategy(customComparator));
144        return myself;
145      }
146      
147      @Override
148      public ShortAssert usingDefaultComparator() {
149        super.usingDefaultComparator();
150        this.shorts = Shorts.instance();
151        return myself;
152      }
153    }