package imageprocessor

import (
	"bytes"
	"errors"
	"testing"
)

// TestImageProcessor_EmptyFormatRefused verifies that a request with no format
// is refused, as both image routes give every request a format before it is
// processed.
func TestImageProcessor_EmptyFormatRefused(t *testing.T) {
	t.Parallel()

	_, err := New(Params{}).Process(
		t.Context(), bytes.NewReader(createTestJPEG(t, 20, 20)), &Request{},
	)
	if !errors.Is(err, ErrUnsupportedOutputFormat) {
		t.Errorf("Process() error = %v, want %v", err, ErrUnsupportedOutputFormat)
	}
}