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64 lines
1.4 KiB
V
64 lines
1.4 KiB
V
module cuid2
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import rand.musl
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import rand.mt19937
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fn test_cuid2() {
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// default prng(wyrand), default id length = 24
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mut g24 := new()
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uuid24 := g24.generate()
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assert uuid24.len == 24
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assert is_cuid(uuid24)
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// default prng(wyrand), id length = 2
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mut g2 := new(length: 2)
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uuid2 := g2.generate()
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assert uuid2.len == 2
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assert is_cuid(uuid2)
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// default prng(wyrand), id length = 32
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mut g32 := new(length: 32)
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uuid32 := g32.generate()
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assert uuid32.len == 32
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assert is_cuid(uuid32)
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// musl prng, id length = 28
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mut g_musl := new(prng: &musl.MuslRNG{}, length: 28)
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uuid_musl := g_musl.generate()
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assert uuid_musl.len == 28
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assert is_cuid(uuid_musl)
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// mt19937 prng, default id length = 24
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mut g_mt19937 := new(prng: &mt19937.MT19937RNG{})
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uuid_mt19937 := g_mt19937.generate()
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assert uuid_mt19937.len == 24
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assert is_cuid(uuid_mt19937)
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// successive calls
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// default prng(wyrand), default id length = 24
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mut g := new()
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mut ids := []string{}
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for id in g {
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eprintln(id)
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// id length should be default length(24)
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assert id.len == 24
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assert is_cuid(id)
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ids << id
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if ids.len == 5 {
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break
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}
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}
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// successive calls to g.next() in a row should be unique
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assert ids[0] != ids[1]
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assert ids[0] != ids[2]
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assert ids[0] != ids[3]
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assert ids[0] != ids[4]
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assert ids[1] != ids[2]
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assert ids[1] != ids[3]
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assert ids[1] != ids[4]
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assert ids[2] != ids[3]
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assert ids[2] != ids[4]
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assert ids[3] != ids[4]
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}
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