Describe("GetAll", func() {
Context("when reading LRPs from BBS succeeds", func() {
BeforeEach(func() {
fakeBBS.ActualLRPGroupsStub = func(filter models.ActualLRPFilter) ([]*models.ActualLRPGroup, error) {
groups := []*models.ActualLRPGroup{}
if filter.Domain == "" {
groups = append(groups, &models.ActualLRPGroup{Instance: &actualLRP1})
}
groups = append(groups, &models.ActualLRPGroup{Instance: &actualLRP2, Evacuating: &evacuatingLRP2})
return groups, nil
}
})
It("calls the BBS to retrieve the actual LRP groups", func() {
handler.GetAll(responseRecorder, newTestRequest(""))
Expect(fakeBBS.ActualLRPGroupsCallCount()).To(Equal(1))
})
It("responds with 200 Status OK", func() {
handler.GetAll(responseRecorder, newTestRequest(""))
Expect(responseRecorder.Code).To(Equal(http.StatusOK))
})
Context("when a domain query param is provided", func() {
It("returns a list of desired lrp responses for the domain", func() {
request, err := http.NewRequest("", "http://example.com?domain=domain-1", nil)
Expect(err).NotTo(HaveOccurred())
handler.GetAll(responseRecorder, request)
response := []receptor.ActualLRPResponse{}
err = json.Unmarshal(responseRecorder.Body.Bytes(), &response)
return nil, errors.New("bam")
}
return []*models.ActualLRPGroup{}, nil
}
})
It("should not call sync until the error resolves", func() {
Eventually(bbsClient.ActualLRPGroupsCallCount).Should(Equal(1))
Consistently(table.SwapCallCount).Should(Equal(0))
atomic.StoreInt32(&returnError, 0)
syncEvents.Sync <- struct{}{}
Eventually(table.SwapCallCount).Should(Equal(1))
Expect(bbsClient.ActualLRPGroupsCallCount()).To(Equal(2))
})
})
Context("when fetching desireds fails", func() {
var returnError int32
BeforeEach(func() {
returnError = 1
bbsClient.DesiredLRPSchedulingInfosStub = func(filter models.DesiredLRPFilter) ([]*models.DesiredLRPSchedulingInfo, error) {
if atomic.LoadInt32(&returnError) == 1 {
return nil, errors.New("bam")
}
return []*models.DesiredLRPSchedulingInfo{}, nil