kdnotify/fifo/mk_test.go

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/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
package fifo
import (
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
TempDir = ""
Pattern = "kdnotify_fifo_*"
)
func Test_Open(t *testing.T) {
t.Parallel()
cxt := NewCxt(t)
defer cxt.Cleanup()
p := cxt.NewPath("open.fifo")
fifo, err := MkPipe(p)
assert.NoError(t, err)
assert.NotNil(t, fifo)
}
func Test_Existing(t *testing.T) {
t.Parallel()
cxt := NewCxt(t)
defer cxt.Cleanup()
p := cxt.NewPath("existing.fifo")
f1, err := MkPipe(p)
assert.NoError(t, err)
f2, err := MkPipe(p)
assert.NoError(t, err)
assert.NotNil(t, f1)
assert.NotNil(t, f2)
}
func NewCxt(t *testing.T) *TestCxt {
dir, err := os.MkdirTemp(TempDir, Pattern)
require.NoError(t, err)
return &TestCxt{Path: dir}
}
type TestCxt struct {
Path string
}
func (c *TestCxt) NewPath(rest ...string) string {
rest = append(rest, "")
copy(rest[1:], rest[0:])
rest[0] = c.Path
return filepath.Join(rest...)
}
func (c *TestCxt) Cleanup() {
os.RemoveAll(c.Path)
}