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then.go
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then.go
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package fixtures
import (
"context"
"fmt"
"testing"
"time"
apierr "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
eventbusv1alpha1 "github.com/argoproj/argo-events/pkg/apis/eventbus/v1alpha1"
eventsourcev1alpha1 "github.com/argoproj/argo-events/pkg/apis/eventsource/v1alpha1"
sensorv1alpha1 "github.com/argoproj/argo-events/pkg/apis/sensor/v1alpha1"
eventbuspkg "github.com/argoproj/argo-events/pkg/client/eventbus/clientset/versioned/typed/eventbus/v1alpha1"
eventsourcepkg "github.com/argoproj/argo-events/pkg/client/eventsource/clientset/versioned/typed/eventsource/v1alpha1"
sensorpkg "github.com/argoproj/argo-events/pkg/client/sensor/clientset/versioned/typed/sensor/v1alpha1"
testutil "github.com/argoproj/argo-events/test/util"
)
type Then struct {
t *testing.T
eventBusClient eventbuspkg.EventBusInterface
eventSourceClient eventsourcepkg.EventSourceInterface
sensorClient sensorpkg.SensorInterface
eventBus *eventbusv1alpha1.EventBus
eventSource *eventsourcev1alpha1.EventSource
sensor *sensorv1alpha1.Sensor
restConfig *rest.Config
kubeClient kubernetes.Interface
portForwarderStopChanels map[string]chan struct{}
}
func (t *Then) ExpectEventBusDeleted() *Then {
ctx := context.Background()
_, err := t.eventBusClient.Get(ctx, t.eventBus.Name, metav1.GetOptions{})
if err == nil || !apierr.IsNotFound(err) {
t.t.Fatalf("expected event bus to be deleted: %v", err)
}
return t
}
func (t *Then) ExpectNoSensorPodFound() *Then {
ctx := context.Background()
labelSelector := fmt.Sprintf("controller=sensor-controller,sensor-name=%s", t.sensor.Name)
if err := testutil.WaitForNoPodFound(ctx, t.kubeClient, Namespace, labelSelector, 20*time.Second); err != nil {
t.t.Fatalf("expected no sensor pod found: %v", err)
}
return t
}
// look for regex match in Sensor pod's log
// if countOpt != nil, look for specific count of regex match; else look for at least one instance
func (t *Then) ExpectEventSourcePodLogContains(regex string, options ...testutil.PodLogCheckOption) *Then {
ctx := context.Background()
contains, err := testutil.EventSourcePodLogContains(ctx, t.kubeClient, Namespace, t.eventSource.Name, regex, options...)
if err != nil {
t.t.Fatalf("expected event source pod logs: %v", err)
}
if !contains {
t.t.Fatalf("expected event source pod log contains '%s'", regex)
}
return t
}
// look for regex match in EventSource pod's log
// if countOpt != nil, look for specific count of regex match; else look for at least one instance
func (t *Then) ExpectSensorPodLogContains(regex string, options ...testutil.PodLogCheckOption) *Then {
ctx := context.Background()
contains, err := testutil.SensorPodLogContains(ctx, t.kubeClient, Namespace, t.sensor.Name, regex, options...)
if err != nil {
t.t.Fatalf("expected sensor pod logs: %v", err)
}
if !contains {
t.t.Fatalf("expected sensor pod log contains '%s'", regex)
}
return t
}
func (t *Then) EventSourcePodPortForward(localPort, remotePort int) *Then {
labelSelector := fmt.Sprintf("controller=eventsource-controller,eventsource-name=%s", t.eventSource.Name)
ctx := context.Background()
podList, err := t.kubeClient.CoreV1().Pods(Namespace).List(ctx, metav1.ListOptions{LabelSelector: labelSelector, FieldSelector: "status.phase=Running"})
if err != nil {
t.t.Fatalf("error getting event source pod name: %v", err)
}
podName := podList.Items[0].GetName()
t.t.Logf("EventSource POD name: %s", podName)
stopCh := make(chan struct{}, 1)
if err = testutil.PodPortForward(t.restConfig, Namespace, podName, localPort, remotePort, stopCh); err != nil {
t.t.Fatalf("expected eventsource pod port-forward: %v", err)
}
if t.portForwarderStopChanels == nil {
t.portForwarderStopChanels = make(map[string]chan struct{})
}
t.portForwarderStopChanels[podName] = stopCh
return t
}
func (t *Then) SensorPodPortForward(localPort, remotePort int) *Then {
labelSelector := fmt.Sprintf("controller=sensor-controller,sensor-name=%s", t.sensor.Name)
ctx := context.Background()
podList, err := t.kubeClient.CoreV1().Pods(Namespace).List(ctx, metav1.ListOptions{LabelSelector: labelSelector, FieldSelector: "status.phase=Running"})
if err != nil {
t.t.Fatalf("error getting sensor pod name: %v", err)
}
podName := podList.Items[0].GetName()
t.t.Logf("Sensor POD name: %s", podName)
stopCh := make(chan struct{}, 1)
if err = testutil.PodPortForward(t.restConfig, Namespace, podName, localPort, remotePort, stopCh); err != nil {
t.t.Fatalf("expected sensor pod port-forward: %v", err)
}
if t.portForwarderStopChanels == nil {
t.portForwarderStopChanels = make(map[string]chan struct{})
}
t.portForwarderStopChanels[podName] = stopCh
return t
}
func (t *Then) TerminateAllPodPortForwards() *Then {
if len(t.portForwarderStopChanels) > 0 {
for k, v := range t.portForwarderStopChanels {
t.t.Logf("Terminating port-forward for POD %s", k)
close(v)
}
}
return t
}
func (t *Then) When() *When {
return &When{
t: t.t,
eventBusClient: t.eventBusClient,
eventSourceClient: t.eventSourceClient,
sensorClient: t.sensorClient,
eventBus: t.eventBus,
eventSource: t.eventSource,
sensor: t.sensor,
restConfig: t.restConfig,
kubeClient: t.kubeClient,
}
}