Sponsoring The Perl Toolchain Summit 2025: Help make this important event another success Learn more

TRIZEN / Sidef-v3.97.1 / scripts / Tests / slices_cons.sf 

            

              
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

              
#!/usr/bin/ruby
# Tests for Array/Range `each_slice`, `map_slice`, `each_cons` and `map_cons`.
var r = 1..10
var a = @r
assert_eq(a.slices(3), [[1, 2, 3], [4, 5, 6], [7, 8, 9], [10]])
assert_eq(a.cons(3), [[1, 2, 3], [2, 3, 4], [3, 4, 5], [4, 5, 6], [5, 6, 7], [6, 7, 8], [7, 8, 9], [8, 9, 10]])
assert_eq(a.slices(4), r.slices(4))
assert_eq(a.cons(4), r.cons(4))
do {
    var arr1 = []
    var arr2 = []
    r.each_slice(3, {|*a|
        next if (a == [4,5,6])
        arr1 << a
    })
    a.each_slice(3, {|*a|
        next if (a == [4,5,6])
        arr2 << a
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [[1, 2, 3], [7, 8, 9], [10]])
}
do {
    var arr1 = []
    var arr2 = []
    r.each_slice(5, {|*a|
        arr1 << a
    })
    a.each_slice(5, {|*a|
        arr2 << a
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [[1, 2, 3, 4, 5], [6, 7, 8, 9, 10]])
}
do {
    var arr1 = []
    var arr2 = []
    r.each_slice(3, {|*a|
        arr1 << a
        break if (a == [4,5,6])
    })
    a.each_slice(3, {|*a|
        arr2 << a
        break if (a == [4,5,6])
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [[1, 2, 3], [4, 5, 6]])
}
do {
    var arr1 = []
    var arr2 = []
    r.each_cons(3, {|*a|
        next if (a == [4,5,6])
        arr1 << a
    })
    a.each_cons(3, {|*a|
        next if (a == [4,5,6])
        arr2 << a
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [[1, 2, 3], [2, 3, 4], [3, 4, 5], [5, 6, 7], [6, 7, 8], [7, 8, 9], [8, 9, 10]])
}
do {
    var arr1 = []
    var arr2 = []
    r.each_cons(3, {|*a|
        arr1 << a
        break if (a == [4,5,6])
    })
    a.each_cons(3, {|*a|
        arr2 << a
        break if (a == [4,5,6])
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [[1, 2, 3], [2, 3, 4], [3, 4, 5], [4, 5, 6]])
}
do {
    var arr1 = r.map_cons(3, {|*a|
        next if (a == [4,5,6])
        a
    })
    var arr2 = a.map_cons(3, {|*a|
        next if (a == [4,5,6])
        a
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [[1, 2, 3], [2, 3, 4], [3, 4, 5], [5, 6, 7], [6, 7, 8], [7, 8, 9], [8, 9, 10]])
}
do {
    var arr1 = r.map_cons(3, {|*a|
        next if (a == [4,5,6])
        a.sum
    })
    var arr2 = a.map_cons(3, {|*a|
        next if (a == [4,5,6])
        a.sum
    })
    assert_eq(arr1, arr2)
    assert_eq(arr1, [6, 9, 12, 18, 21, 24, 27])
}
assert_eq(r, 1..10)
assert_eq(a, [1,2,3,4,5,6,7,8,9,10])
say "** Test passed!"