prysm-pulse/build/bazel/data_path.go

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// Copyright 2020 The Cockroach Authors.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.
package bazel
import (
"path"
"path/filepath"
"testing"
"github.com/prysmaticlabs/prysm/testing/require"
)
// TestDataPath returns a path to an asset in the testdata directory. It knows
// to access accesses the right path when executing under bazel.
//
// For example, if there is a file testdata/a.txt, you can get a path to that
// file using TestDataPath(t, "a.txt").
func TestDataPath(t testing.TB, relative ...string) string {
relative = append([]string{"testdata"}, relative...)
// dev notifies the library that the test is running in a subdirectory of the
// workspace with the environment variable below.
if BuiltWithBazel() {
runfiles, err := RunfilesPath()
require.NoError(t, err)
return path.Join(runfiles, RelativeTestTargetPath(), path.Join(relative...))
}
// Otherwise we're in the package directory and can just return a relative path.
ret := path.Join(relative...)
ret, err := filepath.Abs(ret)
require.NoError(t, err)
return ret
}