88 lines
1.7 KiB
V
88 lines
1.7 KiB
V
module arrays
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fn test_min() {
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a := [8, 2, 6, 4]
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assert min<int>(a) == 2
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assert min<int>(a[2..]) == 4
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b := [f32(5.1), 3.1, 1.1, 9.1]
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assert min<f32>(b) == f32(1.1)
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assert min<f32>(b[..2]) == f32(3.1)
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c := [byte(4), 9, 3, 1]
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assert min<byte>(c) == byte(1)
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assert min<byte>(c[..3]) == byte(3)
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}
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fn test_max() {
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a := [8, 2, 6, 4]
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assert max<int>(a) == 8
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assert max<int>(a[1..]) == 6
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b := [f32(5.1), 3.1, 1.1, 9.1]
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assert max<f32>(b) == f32(9.1)
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assert max<f32>(b[..3]) == f32(5.1)
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c := [byte(4), 9, 3, 1]
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assert max<byte>(c) == byte(9)
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assert max<byte>(c[2..]) == byte(3)
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}
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fn test_idx_min() {
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a := [8, 2, 6, 4]
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assert idx_min<int>(a) == 1
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b := [f32(5.1), 3.1, 1.1, 9.1]
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assert idx_min<f32>(b) == 2
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c := [byte(4), 9, 3, 1]
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assert idx_min<byte>(c) == 3
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}
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fn test_idx_max() {
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a := [8, 2, 6, 4]
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assert idx_max<int>(a) == 0
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b := [f32(5.1), 3.1, 1.1, 9.1]
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assert idx_max<f32>(b) == 3
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c := [byte(4), 9, 3, 1]
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assert idx_max<byte>(c) == 1
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}
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fn test_merge() {
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a := [1, 3, 5, 5, 7]
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b := [2, 4, 4, 5, 6, 8]
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c := []int{}
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d := []int{}
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assert merge<int>(a, b) == [1, 2, 3, 4, 4, 5, 5, 5, 6, 7, 8]
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assert merge<int>(c, d) == []
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assert merge<int>(a, c) == a
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assert merge<int>(d, b) == b
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}
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fn test_fixed_array_assignment() {
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mut a := [2]int{}
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a[0] = 111
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a[1] = 222
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b := a
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assert b[0] == a[0]
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assert b[1] == a[1]
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mut c := [2]int{}
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c = a
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assert c[0] == a[0]
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assert c[1] == a[1]
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d := [3]int{init: 333}
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for val in d {
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assert val == 333
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}
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e := [3]string{init: 'vlang'}
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for val in e {
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assert val == 'vlang'
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}
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}
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fn test_group() {
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x := [4, 5, 6]
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y := [2, 1, 3]
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z := group<int>(x, y)
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assert z == [[4, 2], [5, 1], [6, 3]]
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x2 := [8, 9]
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z2 := group<int>(x2, y)
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assert z2 == [[8, 2], [9, 1]]
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assert group<int>(x, []int{}) == [][]int{}
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}
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