forked from quic-go/quic-go
46 lines
2.0 KiB
Go
46 lines
2.0 KiB
Go
package crypto
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import (
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Crypto/NullAEAD", func() {
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It("opens", func() {
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aad := []byte("All human beings are born free and equal in dignity and rights.")
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plainText := []byte("They are endowed with reason and conscience and should act towards one another in a spirit of brotherhood.")
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hash := []byte{0x98, 0x9b, 0x33, 0x3f, 0xe8, 0xde, 0x32, 0x5c, 0xa6, 0x7f, 0x9c, 0xf7}
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cipherText := append(hash, plainText...)
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aead := &NullAEAD{}
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res, err := aead.Open(0, aad, cipherText)
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Expect(err).ToNot(HaveOccurred())
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Expect(res).To(Equal([]byte("They are endowed with reason and conscience and should act towards one another in a spirit of brotherhood.")))
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})
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It("fails", func() {
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aad := []byte("All human beings are born free and equal in dignity and rights..")
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plainText := []byte("They are endowed with reason and conscience and should act towards one another in a spirit of brotherhood.")
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hash := []byte{0x98, 0x9b, 0x33, 0x3f, 0xe8, 0xde, 0x32, 0x5c, 0xa6, 0x7f, 0x9c, 0xf7}
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cipherText := append(hash, plainText...)
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aead := &NullAEAD{}
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_, err := aead.Open(0, aad, cipherText)
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Expect(err).To(HaveOccurred())
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})
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It("seals", func() {
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aad := []byte("All human beings are born free and equal in dignity and rights.")
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plainText := []byte("They are endowed with reason and conscience and should act towards one another in a spirit of brotherhood.")
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aead := &NullAEAD{}
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Expect(aead.Seal(0, aad, plainText)).To(Equal(append([]byte{0x98, 0x9b, 0x33, 0x3f, 0xe8, 0xde, 0x32, 0x5c, 0xa6, 0x7f, 0x9c, 0xf7}, []byte("They are endowed with reason and conscience and should act towards one another in a spirit of brotherhood.")...)))
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})
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It("rejects short ciphertexts", func() {
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_, err := NullAEAD{}.Open(0, nil, nil)
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Expect(err).To(MatchError("NullAEAD: ciphertext cannot be less than 12 bytes long"))
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})
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It("has nil diversification nonce", func() {
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Expect(NullAEAD{}.DiversificationNonce()).To(BeEmpty())
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})
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})
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