summaryrefslogtreecommitdiff
path: root/jni/ruby/test/date/test_date.rb
blob: 3d8bf868c4107338fc76cfb6bee2d7f78d5429a2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
require 'test/unit'
require 'date'

class DateSub < Date; end
class DateTimeSub < DateTime; end

class TestDate < Test::Unit::TestCase

  def test__const
    assert_nil(Date::MONTHNAMES[0])
    assert_equal('January', Date::MONTHNAMES[1])
    assert_equal(13, Date::MONTHNAMES.size)
    assert_equal('Sunday', Date::DAYNAMES[0])
    assert_equal(7, Date::DAYNAMES.size)

    assert_nil(Date::ABBR_MONTHNAMES[0])
    assert_equal('Jan', Date::ABBR_MONTHNAMES[1])
    assert_equal(13, Date::ABBR_MONTHNAMES.size)
    assert_equal('Sun', Date::ABBR_DAYNAMES[0])
    assert_equal(7, Date::ABBR_DAYNAMES.size)

    assert(Date::MONTHNAMES.frozen?)
    assert(Date::MONTHNAMES[1].frozen?)
    assert(Date::DAYNAMES.frozen?)
    assert(Date::DAYNAMES[0].frozen?)

    assert(Date::ABBR_MONTHNAMES.frozen?)
    assert(Date::ABBR_MONTHNAMES[1].frozen?)
    assert(Date::ABBR_DAYNAMES.frozen?)
    assert(Date::ABBR_DAYNAMES[0].frozen?)
  end

  def test_sub
    d = DateSub.new
    dt = DateTimeSub.new

    assert_instance_of(DateSub, d)
    assert_instance_of(DateTimeSub, dt)

    assert_instance_of(DateSub, DateSub.today)
    assert_instance_of(DateTimeSub, DateTimeSub.now)

    assert_equal('-4712-01-01', d.to_s)
    assert_equal('-4712-01-01T00:00:00+00:00', dt.to_s)

    d2 = d + 1
    assert_instance_of(DateSub, d2)
    d2 = d - 1
    assert_instance_of(DateSub, d2)
    d2 = d >> 1
    assert_instance_of(DateSub, d2)
    d2 = d << 1
    assert_instance_of(DateSub, d2)
    d2 = d.succ
    assert_instance_of(DateSub, d2)
    d2 = d.next
    assert_instance_of(DateSub, d2)
    d2 = d.italy
    assert_instance_of(DateSub, d2)
    d2 = d.england
    assert_instance_of(DateSub, d2)
    d2 = d.julian
    assert_instance_of(DateSub, d2)
    d2 = d.gregorian
    assert_instance_of(DateSub, d2)
    s = Marshal.dump(d)
    d2 = Marshal.load(s)
    assert_equal(d2, d)
    assert_instance_of(DateSub, d2)

    dt2 = dt + 1
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt - 1
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt >> 1
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt << 1
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt.succ
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt.next
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt.italy
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt.england
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt.julian
    assert_instance_of(DateTimeSub, dt2)
    dt2 = dt.gregorian
    assert_instance_of(DateTimeSub, dt2)
    s = Marshal.dump(dt)
    dt2 = Marshal.load(s)
    assert_equal(dt2, dt)
    assert_instance_of(DateTimeSub, dt2)
  end

  def test_eql_p
    d = Date.jd(0)
    d2 = Date.jd(0)
    dt = DateTime.jd(0)
    dt2 = DateTime.jd(0)

    assert_equal(d, d2)
    assert_not_equal(d, 0)

    assert_equal(dt, dt2)
    assert_not_equal(dt, 0)

    assert_equal(d, dt)
    assert_equal(d2, dt2)
  end

  def test_hash
    h = {}
    h[Date.new(1999,5,23)] = 0
    h[Date.new(1999,5,24)] = 1
    h[Date.new(1999,5,25)] = 2
    h[Date.new(1999,5,25)] = 9
    assert_equal(3, h.size)
    assert_equal(9, h[Date.new(1999,5,25)])
    assert_equal(9, h[DateTime.new(1999,5,25)])

    h = {}
    h[DateTime.new(1999,5,23)] = 0
    h[DateTime.new(1999,5,24)] = 1
    h[DateTime.new(1999,5,25)] = 2
    h[DateTime.new(1999,5,25)] = 9
    assert_equal(3, h.size)
    assert_equal(9, h[Date.new(1999,5,25)])
    assert_equal(9, h[DateTime.new(1999,5,25)])
  end

  def test_freeze
    d = Date.new
    d.freeze
    assert_equal(true, d.frozen?)
    assert_instance_of(Fixnum, d.yday)
    assert_instance_of(String, d.to_s)
  end

  def test_submillisecond_comparison
    d1 = DateTime.new(2013, 12, 6, 0, 0, Rational(1, 10000))
    d2 = DateTime.new(2013, 12, 6, 0, 0, Rational(2, 10000))
    # d1 is 0.0001s earlier than d2
    assert_equal(-1, d1 <=> d2)
    assert_equal(0, d1 <=> d1)
    assert_equal(1, d2 <=> d1)
  end

end