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package oae2
import (
"bytes"
"io"
"strings"
"testing"
)
func TestRoundTrip(t *testing.T) {
t.Parallel()
const (
msg = "Hello World!"
key = "password123"
blockSize = 1
)
buf := new(bytes.Buffer)
w := NewWriter(buf, []byte(key), blockSize)
if _, err := io.WriteString(w, msg); err != nil {
t.Fatalf("NewWriter.Write failed: %s", err)
}
if err := w.Close(); err != nil {
t.Fatalf("NewWriter.Close failed: %s", err)
}
got, err := io.ReadAll(NewReader(buf, []byte(key), blockSize))
if err != nil {
t.Fatalf("NewReader.Read failed: %s", err)
}
if string(got) != msg {
t.Errorf("Message failed to round-trip, got %q, want %q", got, msg)
}
}
func TestReadFromWriteTo(t *testing.T) {
t.Parallel()
const (
msg = "Hello World!"
key = "asdf"
blockSize = 2
)
buf := new(bytes.Buffer)
w := NewWriter(buf, []byte(key), blockSize)
if _, err := io.Copy(w, struct{ io.Reader }{strings.NewReader(msg)}); err != nil {
t.Fatalf("NewWriter.WriteTo failed: %s", err)
}
if err := w.Close(); err != nil {
t.Fatalf("NewWriter.Close failed: %s", err)
}
got := new(strings.Builder)
if _, err := io.Copy(got, NewReader(buf, []byte(key), blockSize)); err != nil {
t.Fatalf("NewReader.Read failed: %s", err)
}
if got.String() != msg {
t.Errorf("Message failed to round-trip, got %q, want %q", got, msg)
}
}
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