// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//	https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package deid

import (
	"bytes"
	"strings"
	"testing"

	"github.com/GoogleCloudPlatform/golang-samples/internal/testutil"
)

func TestDeidentifyTableFPE(t *testing.T) {
	tc := testutil.SystemTest(t)

	keyRingName, err := createKeyRing(t, tc.ProjectID)
	if err != nil {
		t.Fatal(err)
	}

	kmsKeyName, wrappedAesKey, keyVersion, err := createKey(t, tc.ProjectID, keyRingName)
	if err != nil {
		t.Fatal(err)
	}
	defer destroyKey(t, tc.ProjectID, keyVersion)

	contains := "De-identify Table after format-preserving encryption"

	var buf bytes.Buffer

	if err := deidentifyTableFPE(&buf, tc.ProjectID, kmsKeyName, wrappedAesKey); err != nil {
		t.Fatal(err)
	}

	if got := buf.String(); !strings.Contains(got, contains) {
		t.Errorf("deidentifyTableFPE() = %q,%q ", got, contains)
	}
}
