consul/agent/hcp/manager_test.go

102 lines
2.8 KiB
Go

package hcp
import (
"io"
"testing"
"time"
"github.com/hashicorp/go-hclog"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/require"
"golang.org/x/net/context"
)
func TestManager_Run(t *testing.T) {
client := NewMockClient(t)
statusF := func(ctx context.Context) (ServerStatus, error) {
return ServerStatus{ID: t.Name()}, nil
}
updateCh := make(chan struct{}, 1)
client.EXPECT().PushServerStatus(mock.Anything, &ServerStatus{ID: t.Name()}).Return(nil).Once()
mgr := NewManager(ManagerConfig{
Client: client,
Logger: hclog.New(&hclog.LoggerOptions{Output: io.Discard}),
StatusFn: statusF,
})
mgr.testUpdateSent = updateCh
ctx, cancel := context.WithCancel(context.Background())
t.Cleanup(cancel)
go mgr.Run(ctx)
select {
case <-updateCh:
case <-time.After(time.Second):
require.Fail(t, "manager did not send update in expected time")
}
// Make sure after manager has stopped no more statuses are pushed.
cancel()
client.AssertExpectations(t)
}
func TestManager_SendUpdate(t *testing.T) {
client := NewMockClient(t)
statusF := func(ctx context.Context) (ServerStatus, error) {
return ServerStatus{ID: t.Name()}, nil
}
updateCh := make(chan struct{}, 1)
// Expect two calls, once during run startup and again when SendUpdate is called
client.EXPECT().PushServerStatus(mock.Anything, &ServerStatus{ID: t.Name()}).Return(nil).Twice()
mgr := NewManager(ManagerConfig{
Client: client,
Logger: hclog.New(&hclog.LoggerOptions{Output: io.Discard}),
StatusFn: statusF,
})
mgr.testUpdateSent = updateCh
go mgr.Run(context.Background())
select {
case <-updateCh:
case <-time.After(time.Second):
require.Fail(t, "manager did not send update in expected time")
}
mgr.SendUpdate()
select {
case <-updateCh:
case <-time.After(time.Second):
require.Fail(t, "manager did not send update in expected time")
}
client.AssertExpectations(t)
}
func TestManager_SendUpdate_Periodic(t *testing.T) {
client := NewMockClient(t)
statusF := func(ctx context.Context) (ServerStatus, error) {
return ServerStatus{ID: t.Name()}, nil
}
updateCh := make(chan struct{}, 1)
// Expect two calls, once during run startup and again when SendUpdate is called
client.EXPECT().PushServerStatus(mock.Anything, &ServerStatus{ID: t.Name()}).Return(nil).Twice()
mgr := NewManager(ManagerConfig{
Client: client,
Logger: hclog.New(&hclog.LoggerOptions{Output: io.Discard}),
StatusFn: statusF,
MaxInterval: time.Second,
MinInterval: 100 * time.Millisecond,
})
mgr.testUpdateSent = updateCh
go mgr.Run(context.Background())
select {
case <-updateCh:
case <-time.After(time.Second):
require.Fail(t, "manager did not send update in expected time")
}
select {
case <-updateCh:
case <-time.After(time.Second):
require.Fail(t, "manager did not send update in expected time")
}
client.AssertExpectations(t)
}