View Javadoc
1   package org.pojomatic.junit;
2   
3   import org.pojomatic.Pojomatic;
4   import org.pojomatic.test.AssertUtils;
5   
6   /**
7    * Pojomatic-related JUnit-style assertion methods useful for writing tests.
8    * @see org.junit.Assert
9    */
10  public class PojomaticAssert {
11  
12    /**
13     * Asserts that two objects are either both null or are equal according to
14     * {@link Object#equals(Object)}. If not, an {@code AssertionError} is thrown. If the objects are
15     * not equal, but the types of two objects are compatible for equality, then the differences as
16     * determined by {@link Pojomatic#diff(Object, Object)} are included in the failure message.
17     *
18     * @param expected the expected object
19     * @param actual the object which should be tested to equal the expected object
20     * @throws AssertionError if the objects are not equal.
21     * @see #assertEqualsWithDiff(String, Object, Object)
22     */
23    public static void assertEqualsWithDiff(Object expected, Object actual) {
24      assertEqualsWithDiff(null, expected, actual);
25    }
26  
27    /**
28     * Asserts that two objects are either both null or are equal according to
29     * {@link Object#equals(Object)}. If not, an {@code AssertionError} is thrown. If the objects are
30     * not equal, but the types of two objects are compatible for equality, then the differences as
31     * determined by {@link Pojomatic#diff(Object, Object)} are included in the failure message.
32     * @param message a message (possibly {@code null}) to include at the beginning of the
33     *   {@code AssertionError} message.
34     * @param expected the expected object
35     * @param actual the object which should be tested to equal the expected object
36     *
37     * @throws AssertionError if the objects are not equal.
38     */
39    public static void assertEqualsWithDiff(String message, Object expected, Object actual) {
40      AssertUtils.assertEquals(message, expected, actual);
41    }
42  
43    private PojomaticAssert() {}
44  }