prometheus/util/runtime/statfs_unix_test.go

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// Copyright 2016 The Prometheus Authors
// 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.
//go:build !windows && !openbsd && !netbsd && !solaris
// +build !windows,!openbsd,!netbsd,!solaris
package runtime
import (
"os"
"testing"
"github.com/grafana/regexp"
"github.com/stretchr/testify/require"
)
var regexpFsType = regexp.MustCompile("^[A-Z][A-Z0-9_]*_MAGIC$")
func TestFsType(t *testing.T) {
var fsType string
path, err := os.Getwd()
require.NoError(t, err)
fsType = FsType(path)
require.Regexp(t, regexpFsType, fsType)
fsType = FsType("/no/where/to/be/found")
require.Equal(t, "0", fsType)
fsType = FsType(" %% not event a real path\n\n")
require.Equal(t, "0", fsType)
}
func TestFsSize(t *testing.T) {
var size uint64
path, err := os.Getwd()
require.NoError(t, err)
size = FsSize(path)
require.Positive(t, size)
size = FsSize("/no/where/to/be/found")
require.Equal(t, uint64(0), size)
size = FsSize(" %% not event a real path\n\n")
require.Equal(t, uint64(0), size)
}