@Test
    void testIsSame_ForeignKey_ForeignKey() {
        final ForeignKey[] foreignKeys = new ForeignKey[] {
            foreignKeyA2_C1, foreignKeyB2_D1
        };
        
        for (int i = 0; i < foreignKeys.length; i++) {
            for (int j = 0; j < foreignKeys.length; j++) {
                assertEquals(
                    "  Is " + foreignKeys[i].getId() + 
                    " same as " + foreignKeys[j].getId() + 
                    ": ", i == j, 
                    DocumentDbUtil.isSame(foreignKeys[i], foreignKeys[j])
                );
            }
        }
    }
Test of isSame method, of class DocumentDbUtil.
runtime-parent/runtime-config/src/test/java/com/speedment/runtime/config/util/DocumentUtilTest.java