package mcrypto import ( . "testing" "time" "github.com/ansel1/merry" "github.com/mediocregopher/mediocre-go-lib/mrand" "github.com/stretchr/testify/assert" ) func TestSignerVerifier(t *T) { secret := NewSecret(mrand.Bytes(16)) var prevStr string var prevSig Signature for i := 0; i < 10000; i++ { now := time.Now().Round(0) secret.testNow = now thisStr := mrand.Hex(512) thisSig := SignString(secret, thisStr) thisSigStr := thisSig.String() // sanity checks assert.NotEmpty(t, thisSigStr) assert.Equal(t, now, thisSig.Time()) assert.NoError(t, VerifyString(secret, thisSig, thisStr)) // marshaling/unmarshaling var thisSig2 Signature assert.NoError(t, thisSig2.UnmarshalText([]byte(thisSigStr))) assert.Equal(t, thisSigStr, thisSig2.String()) assert.Equal(t, now, thisSig2.Time()) assert.NoError(t, VerifyString(secret, thisSig2, thisStr)) if prevStr != "" { assert.NotEqual(t, prevSig.String(), thisSigStr) err := VerifyString(secret, prevSig, thisStr) assert.True(t, merry.Is(err, ErrInvalidSig)) } prevStr = thisStr prevSig = thisSig } }