import normalizeSafeSignature from "./normalizeSafeSignature"

describe("normalizeSafeSignature", () => {
  const signatureLength = "81"
  const vForUtf8Validation = "a7"
  const vForRawBytes = "27"

  // signature with v set to execute utf8 validation path and moved to the end
  const convertedSignatureWithoutV =
    "99a1c1d934dc4b57d031c016f43b65f7910d348a1254a0f9fcec0e997e46d0105b35e115b9155288e15153d8ad3ba6eed5d2823e9b8c50826eabd580f6f960f6"

  // uncompressed public key with 04 prefix dropped
  const uncompressedPublicKey =
    "d6297218553acc1b236a0a4d6a9b50b6956ca100fd27f5b64fc328f503dbf32b26ee6ccf22e0ac278e3edb684879359ef3a81e5ecc06c8a779cd978af637f450"

  it("should normalize a signature", async () => {
    const publicKey =
      "02d6297218553acc1b236a0a4d6a9b50b6956ca100fd27f5b64fc328f503dbf32b"
    const signature =
      "0x2799a1c1d934dc4b57d031c016f43b65f7910d348a1254a0f9fcec0e997e46d0105b35e115b9155288e15153d8ad3ba6eed5d2823e9b8c50826eabd580f6f960f6"

    const result = await normalizeSafeSignature(signature, publicKey)

    const expectedSignature =
      signatureLength +
      convertedSignatureWithoutV +
      vForUtf8Validation +
      uncompressedPublicKey

    expect(result).toBe(expectedSignature)
  })

  it("should not set the highest bit on v if UTF-8 conversion flag is set to false", async () => {
    const publicKey =
      "02d6297218553acc1b236a0a4d6a9b50b6956ca100fd27f5b64fc328f503dbf32b"

    const signature =
      "0x2799a1c1d934dc4b57d031c016f43b65f7910d348a1254a0f9fcec0e997e46d0105b35e115b9155288e15153d8ad3ba6eed5d2823e9b8c50826eabd580f6f960f6"

    const result = await normalizeSafeSignature(signature, publicKey, false)

    const expectedSignature =
      signatureLength +
      convertedSignatureWithoutV +
      vForRawBytes +
      uncompressedPublicKey

    expect(result).toBe(expectedSignature)
  })
})