59 lines
1.1 KiB
V
59 lines
1.1 KiB
V
import rand
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fn gen_randoms(seed int) []int {
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mut randoms := [0].repeat(20)
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rand.seed(seed)
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for i in 0..20 {
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randoms[i] = rand.next(100)
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}
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return randoms
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}
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fn test_rand_reproducibility() {
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mut randoms1 := gen_randoms(42)
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mut randoms2 := gen_randoms(42)
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assert randoms1.len == randoms2.len
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mut len := randoms1.len
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for i in 0..len {
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assert randoms1[i] == randoms2[i]
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}
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randoms1 = gen_randoms(256)
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randoms2 = gen_randoms(256)
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assert randoms1.len == randoms2.len
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len = randoms1.len
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for i in 0..len {
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assert randoms1[i] == randoms2[i]
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}
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}
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fn gen_randoms_r(seed int) []int {
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mut randoms := [0].repeat(20)
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for i in 0..20 {
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randoms[i] = rand.rand_r(&seed)
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}
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return randoms
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}
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fn test_rand_r_reproducibility() {
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mut randoms1 := gen_randoms_r(42)
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mut randoms2 := gen_randoms_r(42)
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assert randoms1.len == randoms2.len
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mut len := randoms1.len
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for i in 0..len {
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assert randoms1[i] == randoms2[i]
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}
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randoms1 = gen_randoms_r(256)
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randoms2 = gen_randoms_r(256)
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assert randoms1.len == randoms2.len
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len = randoms1.len
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for i in 0..len {
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assert randoms1[i] == randoms2[i]
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}
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}
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