caesar_test.go


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package caesar

import (
	"testing"
)

func TestCaesar(t *testing.T) {
	msg := "Attack at dawn"
	encoded := Encode(msg)
	if encoded == msg {
		t.Errorf("expected ciphertext and plaintext to differ")
	}
	decoded := Decode(encoded)
	if decoded != msg {
		t.Errorf("expected recovered plaintext to match message, but got: %s", decoded)
	}
}