68 lines
2.1 KiB
Go
68 lines
2.1 KiB
Go
package mcrypto
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import (
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. "testing"
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"time"
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"github.com/ansel1/merry"
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"github.com/mediocregopher/mediocre-go-lib/mtest"
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"github.com/stretchr/testify/assert"
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)
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func TestSignerVerifier(t *T) {
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secret := mtest.RandBytes(16)
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sigI, ver := NewSignerVerifier(secret)
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sig := sigI.(signVerifier)
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weakSigI, weakVer := NewWeakSignerVerifier(secret)
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weakSig := weakSigI.(signVerifier)
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var prevStr string
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var prevSig, prevWeakSig Signature
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for i := 0; i < 10000; i++ {
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now := time.Now().Round(0)
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sig.testNow = now
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weakSig.testNow = now
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thisStr := mtest.RandHex(512)
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thisSig := SignString(sig, thisStr)
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thisWeakSig := SignString(weakSig, thisStr)
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thisSigStr, thisWeakSigStr := thisSig.String(), thisWeakSig.String()
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// checking the times made it
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assert.Equal(t, now, thisSig.Time())
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assert.Equal(t, now, thisWeakSig.Time())
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// sanity checks
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assert.NotEmpty(t, thisSigStr)
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assert.NotEmpty(t, thisWeakSigStr)
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assert.NotEqual(t, thisSigStr, thisWeakSigStr)
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assert.True(t, len(thisSigStr) > len(thisWeakSigStr))
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// marshaling/unmarshaling
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var thisSig2, thisWeakSig2 Signature
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assert.NoError(t, thisSig2.UnmarshalText([]byte(thisSigStr)))
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assert.Equal(t, thisSigStr, thisSig2.String())
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assert.NoError(t, thisWeakSig2.UnmarshalText([]byte(thisWeakSigStr)))
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assert.Equal(t, thisWeakSigStr, thisWeakSig2.String())
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assert.Equal(t, now, thisSig2.Time())
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assert.Equal(t, now, thisWeakSig2.Time())
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// Either sigVer should be able to verify either signature
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assert.NoError(t, VerifyString(ver, thisSig, thisStr))
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assert.NoError(t, VerifyString(weakVer, thisWeakSig, thisStr))
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assert.NoError(t, VerifyString(ver, thisWeakSig, thisStr))
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assert.NoError(t, VerifyString(weakVer, thisSig, thisStr))
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if prevStr != "" {
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assert.NotEqual(t, prevSig.String(), thisSigStr)
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assert.NotEqual(t, prevWeakSig.String(), thisWeakSigStr)
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err := VerifyString(ver, prevSig, thisStr)
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assert.True(t, merry.Is(err, ErrInvalidSig))
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err = VerifyString(ver, prevWeakSig, thisStr)
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assert.True(t, merry.Is(err, ErrInvalidSig))
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}
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prevStr = thisStr
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prevSig = thisSig
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prevWeakSig = thisWeakSig
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}
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}
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