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des_test.go
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des_test.go
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package golem
import "testing"
func TestDESCipherWithModeCBC(t *testing.T) {
cipher := NewDESCipher(ModeCBC)
cipher.SetKey("test example key!1")
testCipher(t, cipher)
}
func TestDESCipherWithModeCFB(t *testing.T) {
cipher := NewDESCipher(ModeCFB)
cipher.SetKey("test example key!2")
testCipher(t, cipher)
}
func TestDESCipherWithModeCTR(t *testing.T) {
cipher := NewDESCipher(ModeCTR)
cipher.SetKey("test example key!3")
testCipher(t, cipher)
}
func TestDESCipherWithModeOFB(t *testing.T) {
cipher := NewDESCipher(ModeOFB)
cipher.SetKey("test example key!4")
testCipher(t, cipher)
}
func TestDESModeCBCDecryptReturnsCorrectErrorWhenTooShort(t *testing.T) {
cipher := NewDESCipher(ModeCBC)
cipher.SetKey("kdsfjas;k@!$KFNMSDFMS")
testText := []byte("test example string ¬¨ˆ¥®†§!@#$%^&*()")
enc := cipher.Encrypt(testText)
_, err := cipher.Decrypt(enc[1:2])
if "ciphertext is too short" != err.Error() {
t.Errorf("Excepted '%v' to equal '%v'", err.Error(), "ciphertext is too short")
}
}
func TestDESModeCBCDecryptReturnsCorrectErrorWhenNotMultipleOfBlock(t *testing.T) {
cipher := NewDESCipher(ModeCBC)
cipher.SetKey("kdsfjas;k@!$KFNMSDFMS")
testText := []byte("test example string ¬¨ˆ¥®†§!@#$%^&*()")
enc := cipher.Encrypt(testText)
_, err := cipher.Decrypt(enc[1:])
if "ciphertext is not a multiple of the block size" != err.Error() {
t.Errorf("Excepted '%v' to equal '%v'", err.Error(), "ciphertext is not a multiple of the block size")
}
}
func TestTripleDESCipherWithModeCBC(t *testing.T) {
cipher := NewDESCipher(ModeCBC)
cipher.SetKey("test example key!1")
testCipher(t, cipher)
}
func TestTripleDESCipherWithModeCFB(t *testing.T) {
cipher := NewTripleDESCipher(ModeCFB)
cipher.SetKey("test example key!2")
testCipher(t, cipher)
}
func TestTripleDESCipherWithModeCTR(t *testing.T) {
cipher := NewTripleDESCipher(ModeCTR)
cipher.SetKey("test example key!3")
testCipher(t, cipher)
}
func TestTripleDESCipherWithModeOFB(t *testing.T) {
cipher := NewTripleDESCipher(ModeOFB)
cipher.SetKey("test example key!4")
testCipher(t, cipher)
}
func TestTripleDESModeCBCDecryptReturnsCorrectErrorWhenTooShort(t *testing.T) {
cipher := NewTripleDESCipher(ModeCBC)
cipher.SetKey("kdsfjas;k@!$KFNMSDFMS")
testText := []byte("test example string ¬¨ˆ¥®†§!@#$%^&*()")
enc := cipher.Encrypt(testText)
_, err := cipher.Decrypt(enc[1:2])
if "ciphertext is too short" != err.Error() {
t.Errorf("Excepted '%v' to equal '%v'", err.Error(), "ciphertext is too short")
}
}
func TestTripleDESModeCBCDecryptReturnsCorrectErrorWhenNotMultipleOfBlock(t *testing.T) {
cipher := NewTripleDESCipher(ModeCBC)
cipher.SetKey("kdsfjas;k@!$KFNMSDFMS")
testText := []byte("test example string ¬¨ˆ¥®†§!@#$%^&*()")
enc := cipher.Encrypt(testText)
_, err := cipher.Decrypt(enc[1:])
if "ciphertext is not a multiple of the block size" != err.Error() {
t.Errorf("Excepted '%v' to equal '%v'", err.Error(), "ciphertext is not a multiple of the block size")
}
}