49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
package uuid
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import (
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"testing"
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)
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const iterations = 1000
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func TestUUID4Generation(t *testing.T) {
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for i := 0; i < iterations; i++ {
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u := Generate()
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if u[6]&0xf0 != 0x40 {
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t.Fatalf("version byte not correctly set: %v, %08b %08b", u, u[6], u[6]&0xf0)
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}
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if u[8]&0xc0 != 0x80 {
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t.Fatalf("top order 8th byte not correctly set: %v, %b", u, u[8])
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}
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}
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}
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func TestParseAndEquality(t *testing.T) {
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for i := 0; i < iterations; i++ {
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u := Generate()
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parsed, err := Parse(u.String())
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if err != nil {
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t.Fatalf("error parsing uuid %v: %v", u, err)
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}
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if parsed != u {
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t.Fatalf("parsing round trip failed: %v != %v", parsed, u)
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}
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}
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for _, c := range []string{
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"bad",
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"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", // correct length, incorrect format
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" 20cc7775-2671-43c7-8742-51d1cfa23258", // leading space
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"20cc7775-2671-43c7-8742-51d1cfa23258 ", // trailing space
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"00000000-0000-0000-0000-x00000000000", // out of range character
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} {
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if _, err := Parse(c); err == nil {
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t.Fatalf("parsing %q should have failed", c)
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}
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}
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}
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