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package worker_watcher //nolint:golint,stylecheck
import (
"context"
"os/exec"
"testing"
"time"
"github.com/spiral/roadrunner/v2/interfaces/worker"
workerImpl "github.com/spiral/roadrunner/v2/pkg/worker"
"github.com/stretchr/testify/assert"
)
func TestNewWorkersStack(t *testing.T) {
stack := NewWorkersStack(0)
assert.Equal(t, uint64(0), stack.actualNumOfWorkers)
assert.Equal(t, []worker.BaseProcess{}, stack.workers)
}
func TestStack_Push(t *testing.T) {
stack := NewWorkersStack(1)
w, err := workerImpl.InitBaseWorker(&exec.Cmd{})
assert.NoError(t, err)
stack.Push(w)
assert.Equal(t, uint64(1), stack.actualNumOfWorkers)
}
func TestStack_Pop(t *testing.T) {
stack := NewWorkersStack(1)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
stack.Push(w)
assert.Equal(t, uint64(1), stack.actualNumOfWorkers)
_, _ = stack.Pop()
assert.Equal(t, uint64(0), stack.actualNumOfWorkers)
}
func TestStack_FindAndRemoveByPid(t *testing.T) {
stack := NewWorkersStack(1)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
assert.NoError(t, w.Start())
stack.Push(w)
assert.Equal(t, uint64(1), stack.actualNumOfWorkers)
stack.FindAndRemoveByPid(w.Pid())
assert.Equal(t, uint64(0), stack.actualNumOfWorkers)
}
func TestStack_IsEmpty(t *testing.T) {
stack := NewWorkersStack(1)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
stack.Push(w)
assert.Equal(t, uint64(1), stack.actualNumOfWorkers)
assert.Equal(t, false, stack.IsEmpty())
}
func TestStack_Workers(t *testing.T) {
stack := NewWorkersStack(1)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
assert.NoError(t, w.Start())
stack.Push(w)
wrks := stack.Workers()
assert.Equal(t, 1, len(wrks))
assert.Equal(t, w.Pid(), wrks[0].Pid())
}
func TestStack_Reset(t *testing.T) {
stack := NewWorkersStack(1)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
assert.NoError(t, w.Start())
stack.Push(w)
assert.Equal(t, uint64(1), stack.actualNumOfWorkers)
stack.Reset()
assert.Equal(t, uint64(0), stack.actualNumOfWorkers)
}
func TestStack_Destroy(t *testing.T) {
stack := NewWorkersStack(1)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
assert.NoError(t, w.Start())
stack.Push(w)
stack.Destroy(context.Background())
assert.Equal(t, uint64(0), stack.actualNumOfWorkers)
}
func TestStack_DestroyWithWait(t *testing.T) {
stack := NewWorkersStack(2)
cmd := exec.Command("php", "../tests/client.php", "echo", "pipes")
w, err := workerImpl.InitBaseWorker(cmd)
assert.NoError(t, err)
assert.NoError(t, w.Start())
stack.Push(w)
stack.Push(w)
assert.Equal(t, uint64(2), stack.actualNumOfWorkers)
go func() {
wrk, _ := stack.Pop()
time.Sleep(time.Second * 3)
stack.Push(wrk)
}()
time.Sleep(time.Second)
stack.Destroy(context.Background())
assert.Equal(t, uint64(0), stack.actualNumOfWorkers)
}
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