Kyle Isom
7c437ac45f
git-subtree-dir: twofactor git-subtree-mainline:4dc135cfe0git-subtree-split:c999bf35b0
31 lines
636 B
Go
31 lines
636 B
Go
package twofactor
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import (
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"fmt"
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"testing"
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)
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var sha1Hmac = []byte{
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0x1f, 0x86, 0x98, 0x69, 0x0e,
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0x02, 0xca, 0x16, 0x61, 0x85,
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0x50, 0xef, 0x7f, 0x19, 0xda,
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0x8e, 0x94, 0x5b, 0x55, 0x5a,
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}
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var truncExpect int64 = 0x50ef7f19
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// This test runs through the truncation example given in the RFC.
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func TestTruncate(t *testing.T) {
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if result := truncate(sha1Hmac); result != truncExpect {
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fmt.Printf("hotp: expected truncate -> %d, saw %d\n",
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truncExpect, result)
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t.FailNow()
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}
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sha1Hmac[19]++
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if result := truncate(sha1Hmac); result == truncExpect {
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fmt.Println("hotp: expected truncation to fail")
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t.FailNow()
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}
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}
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