Clean Code

Appendix B: 
org.jfree.date.SerialDate
66 public void testWeekdayCodeToString() throws Exception {
67 assertEquals("Sunday", weekdayCodeToString(SUNDAY));
68 assertEquals("Monday", weekdayCodeToString(MONDAY));
69 assertEquals("Tuesday", weekdayCodeToString(TUESDAY));
70 assertEquals("Wednesday", weekdayCodeToString(WEDNESDAY));
71 assertEquals("Thursday", weekdayCodeToString(THURSDAY));
72 assertEquals("Friday", weekdayCodeToString(FRIDAY));
73 assertEquals("Saturday", weekdayCodeToString(SATURDAY));
74 }
75 
76 public void testIsValidMonthCode() throws Exception {
77 for (int i = 1; i <= 12; i++)
78 assertTrue(isValidMonthCode(i));
79 assertFalse(isValidMonthCode(0));
80 assertFalse(isValidMonthCode(13));
81 }
82 
83 public void testMonthToQuarter() throws Exception {
84 assertEquals(1, monthCodeToQuarter(JANUARY));
85 assertEquals(1, monthCodeToQuarter(FEBRUARY));
86 assertEquals(1, monthCodeToQuarter(MARCH));
87 assertEquals(2, monthCodeToQuarter(APRIL));
88 assertEquals(2, monthCodeToQuarter(MAY));
89 assertEquals(2, monthCodeToQuarter(JUNE));
90 assertEquals(3, monthCodeToQuarter(JULY));
91 assertEquals(3, monthCodeToQuarter(AUGUST));
92 assertEquals(3, monthCodeToQuarter(SEPTEMBER));
93 assertEquals(4, monthCodeToQuarter(OCTOBER));
94 assertEquals(4, monthCodeToQuarter(NOVEMBER));
95 assertEquals(4, monthCodeToQuarter(DECEMBER));
96 
97 try {
98 monthCodeToQuarter(-1);
99 fail("Invalid Month Code should throw exception");
100 } catch (IllegalArgumentException e) {
101 }
102 }
103 
104 public void testMonthCodeToString() throws Exception {
105 assertEquals("January", monthCodeToString(JANUARY));
106 assertEquals("February", monthCodeToString(FEBRUARY));
107 assertEquals("March", monthCodeToString(MARCH));
108 assertEquals("April", monthCodeToString(APRIL));
109 assertEquals("May", monthCodeToString(MAY));
110 assertEquals("June", monthCodeToString(JUNE));
111 assertEquals("July", monthCodeToString(JULY));
112 assertEquals("August", monthCodeToString(AUGUST));
113 assertEquals("September", monthCodeToString(SEPTEMBER));
114 assertEquals("October", monthCodeToString(OCTOBER));
115 assertEquals("November", monthCodeToString(NOVEMBER));
116 assertEquals("December", monthCodeToString(DECEMBER));
117 
118 assertEquals("Jan", monthCodeToString(JANUARY, true));
119 assertEquals("Feb", monthCodeToString(FEBRUARY, true));
120 assertEquals("Mar", monthCodeToString(MARCH, true));
121 assertEquals("Apr", monthCodeToString(APRIL, true));
122 assertEquals("May", monthCodeToString(MAY, true));
123 assertEquals("Jun", monthCodeToString(JUNE, true));
124 assertEquals("Jul", monthCodeToString(JULY, true));
125 assertEquals("Aug", monthCodeToString(AUGUST, true));
126 assertEquals("Sep", monthCodeToString(SEPTEMBER, true));
127 assertEquals("Oct", monthCodeToString(OCTOBER, true));