rclone/backend/sftp/ssh_external_test.go

85 lines
2.0 KiB
Go

//go:build !plan9
package sftp
import (
"testing"
"time"
"github.com/rclone/rclone/fs"
"github.com/stretchr/testify/assert"
)
// TestSSHExternalWaitMultipleCalls verifies that calling Wait() multiple times
// doesn't cause zombie processes
func TestSSHExternalWaitMultipleCalls(t *testing.T) {
// Create a minimal Fs object for testing
opt := &Options{
SSH: fs.SpaceSepList{"echo", "test"},
}
f := &Fs{
opt: *opt,
}
// Create a new SSH session
session := f.newSSHSessionExternal()
// Start a simple command that exits quickly
err := session.Start("exit 0")
assert.NoError(t, err)
// Give the command time to complete
time.Sleep(100 * time.Millisecond)
// Call Wait() multiple times - this should not cause issues
err1 := session.Wait()
err2 := session.Wait()
err3 := session.Wait()
// All calls should return the same result (no error in this case)
assert.NoError(t, err1)
assert.NoError(t, err2)
assert.NoError(t, err3)
// Verify the process has exited
assert.True(t, session.exited())
}
// TestSSHExternalCloseMultipleCalls verifies that calling Close() multiple times
// followed by Wait() calls doesn't cause zombie processes
func TestSSHExternalCloseMultipleCalls(t *testing.T) {
// Create a minimal Fs object for testing
opt := &Options{
SSH: fs.SpaceSepList{"sleep", "10"},
}
f := &Fs{
opt: *opt,
}
// Create a new SSH session
session := f.newSSHSessionExternal()
// Start a long-running command
err := session.Start("sleep 10")
if err != nil {
t.Skip("Cannot start sleep command:", err)
}
// Close should cancel and wait for the process
_ = session.Close()
// Additional Wait() calls should return the same error
err2 := session.Wait()
err3 := session.Wait()
// All should complete without panicking
// err1 could be nil or an error depending on how the process was killed
// err2 and err3 should be the same
assert.Equal(t, err2, err3, "Subsequent Wait() calls should return same result")
// Verify the process has exited
assert.True(t, session.exited())
}