forked from bufbuild/buf
/
internaltesting.go
60 lines (54 loc) · 1.91 KB
/
internaltesting.go
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// Copyright 2020-2023 Buf Technologies, Inc.
//
// 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
//
// http://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 internaltesting
import (
"context"
"os"
"strings"
"testing"
"github.com/bufbuild/buf/private/pkg/storage"
"github.com/bufbuild/buf/private/pkg/storage/storageos"
"github.com/stretchr/testify/require"
)
// CopyReadBucketToTempDir copies the ReadBucket to a new temporary directory.
//
// Returns the temporary directory path and a ReadWriteBucket of the temporary directory.
func CopyReadBucketToTempDir(
ctx context.Context,
tb testing.TB,
storageosProvider storageos.Provider,
readBucket storage.ReadBucket,
) (string, storage.ReadWriteBucket) {
// Copy to temporary directory to avoid writing to filesystem
tempDirPath := tb.TempDir()
readWriteBucket, err := storageosProvider.NewReadWriteBucket(tempDirPath)
require.NoError(tb, err)
_, err = storage.Copy(ctx, readBucket, readWriteBucket)
require.NoError(tb, err)
return tempDirPath, readWriteBucket
}
// NewEnvFunc returns a new env func for testing.
func NewEnvFunc(tb testing.TB) func(string) map[string]string {
tempDirPath := tb.TempDir()
return func(use string) map[string]string {
return map[string]string{
useEnvVar(use, "CACHE_DIR"): tempDirPath,
useEnvVar(use, "CONFIG_DIR"): tempDirPath,
"PATH": os.Getenv("PATH"),
}
}
}
func useEnvVar(use string, suffix string) string {
return strings.ToUpper(use) + "_" + suffix
}