gistfile1.txt

func Encrypt(string text, string[] publicKeys) (string, error) {
  // string is the encrypted text
  // error is null if encryption went OK, or non-null when there was an error
  //      (e.g. one of the public keys wasn't well formatted)
  //      (http://stackoverflow.com/questions/2341486/how-are-pgp-keys-formatted)
}

func Decrypt(string text, string privateKey) (string, error) {
  // string is the decrypted text
  // error is null if decryption went OK, or non-null when there was an error
  //      (e.g. the private key is not valid, or is not the correct one)
}

var TestMe = "Who let the dogs out"
var TestMeLarge = GetTextFromURL("http://example.com/really_long_text.txt")
// type PGPKey = {string pub, string priv}
var PGPKeys = MakePGPKeys(10)     // makes an  array of type PGPKey
var OtherPGPKey = MakePGPKey()    // makes a single PGPKey object


// Optionally split this into EncryptTest and DecryptTest to test the methods separately
func CryptoTest() {
  var Correct = Encrypt(TestMe, PGPKeys)            // assume you can pass both arrays and elements
  var CorrectLarge = Encrypt(TestMeLarge, PGPKeys)
  var Incorrect = Encrypt(TestMe, OtherPGPKey)
  
  test.AssertEquals(Decrypt(Correct, PGPKeys[0]), TestMe)
  test.AssertEquals(Decrypt(CorrectLarge, PGPKeys[0]), TestMeLarge)
  test.AssertTrue(Decrypt(Incorrect, PGPKeys[0]) != TestMe)           // this wasn't encrypted with PGPKeys[0]
}