talos/pkg/conditions/files_test.go
Andrey Smirnov 96aa9638f7
chore: rename talos-systems/talos to siderolabs/talos
There's a cyclic dependency on siderolink library which imports talos
machinery back. We will fix that after we get talos pushed under a new
name.

Signed-off-by: Andrey Smirnov <andrey.smirnov@talos-systems.com>
2022-11-03 16:50:32 +04:00

142 lines
2.8 KiB
Go

// 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 http://mozilla.org/MPL/2.0/.
package conditions_test
import (
"context"
"os"
"path/filepath"
"testing"
"time"
"github.com/stretchr/testify/suite"
"github.com/siderolabs/talos/pkg/conditions"
)
type FilesSuite struct {
suite.Suite
tempDir string
}
func (suite *FilesSuite) SetupSuite() {
suite.tempDir = suite.T().TempDir()
}
func (suite *FilesSuite) createFile(name string) (path string) {
path = filepath.Join(suite.tempDir, name)
f, err := os.Create(path)
suite.Require().NoError(err)
suite.Require().NoError(f.Close())
return
}
func (suite *FilesSuite) TestString() {
suite.Require().Equal("file \"abc.txt\" to exist", conditions.WaitForFileToExist("abc.txt").String())
}
func (suite *FilesSuite) TestWaitForFileToExist() {
path := suite.createFile("w.txt")
err := conditions.WaitForFileToExist(path).Wait(context.Background())
suite.Require().NoError(err)
suite.Require().NoError(os.Remove(path))
errCh := make(chan error)
go func() {
errCh <- conditions.WaitForFileToExist(path).Wait(context.Background())
}()
time.Sleep(50 * time.Millisecond)
select {
case <-errCh:
suite.Fail("unexpected return")
default:
}
suite.createFile("w.txt")
suite.Require().NoError(<-errCh)
suite.Require().NoError(os.Remove(path))
ctx, ctxCancel := context.WithCancel(context.Background())
go func() {
errCh <- conditions.WaitForFileToExist(path).Wait(ctx)
}()
time.Sleep(50 * time.Millisecond)
select {
case <-errCh:
suite.Fail("unexpected return")
default:
}
ctxCancel()
suite.Require().EqualError(<-errCh, context.Canceled.Error())
}
func (suite *FilesSuite) TestWaitForAllFilesToExist() {
pathA := suite.createFile("wA.txt")
pathB := suite.createFile("wB.txt")
err := conditions.WaitForFilesToExist(pathA, pathB).Wait(context.Background())
suite.Require().NoError(err)
suite.Require().NoError(os.Remove(pathB))
errCh := make(chan error)
go func() {
errCh <- conditions.WaitForFilesToExist(pathA, pathB).Wait(context.Background())
}()
time.Sleep(50 * time.Millisecond)
select {
case <-errCh:
suite.Fail("unexpected return")
default:
}
suite.createFile("wB.txt")
suite.Require().NoError(<-errCh)
suite.Require().NoError(os.Remove(pathA))
suite.Require().NoError(os.Remove(pathB))
ctx, ctxCancel := context.WithCancel(context.Background())
go func() {
errCh <- conditions.WaitForFilesToExist(pathA, pathB).Wait(ctx)
}()
time.Sleep(50 * time.Millisecond)
select {
case <-errCh:
suite.Fail("unexpected return")
default:
}
ctxCancel()
suite.Require().EqualError(<-errCh, context.Canceled.Error())
}
func TestFilesSuite(t *testing.T) {
suite.Run(t, new(FilesSuite))
}