Пример #1
0
func (s *Server) ListJobBuilds(pipelineDB db.PipelineDB) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		var (
			builds []db.Build
			err    error
			until  int
			since  int
			limit  int
		)

		jobName := r.FormValue(":job_name")

		urlUntil := r.FormValue(atc.PaginationQueryUntil)
		until, _ = strconv.Atoi(urlUntil)

		urlSince := r.FormValue(atc.PaginationQuerySince)
		since, _ = strconv.Atoi(urlSince)

		urlLimit := r.FormValue(atc.PaginationQueryLimit)
		limit, _ = strconv.Atoi(urlLimit)
		if limit == 0 {
			limit = atc.PaginationAPIDefaultLimit
		}

		builds, pagination, err := pipelineDB.GetJobBuilds(jobName, db.Page{
			Since: since,
			Until: until,
			Limit: limit,
		})
		if err != nil {
			w.WriteHeader(http.StatusNotFound)
			return
		}

		if pagination.Next != nil {
			s.addNextLink(w, pipelineDB.GetPipelineName(), jobName, *pagination.Next)
		}

		if pagination.Previous != nil {
			s.addPreviousLink(w, pipelineDB.GetPipelineName(), jobName, *pagination.Previous)
		}

		w.WriteHeader(http.StatusOK)

		jobBuilds := make([]atc.Build, len(builds))
		for i := 0; i < len(builds); i++ {
			jobBuilds[i] = present.Build(builds[i])
		}
		json.NewEncoder(w).Encode(jobBuilds)
	})
}
		BeforeEach(func() {
			for i := 0; i < 10; i++ {
				build, err := pipelineDB.CreateJobBuild("job-name")
				Expect(err).NotTo(HaveOccurred())

				_, err = pipelineDB.CreateJobBuild("other-name")
				Expect(err).NotTo(HaveOccurred())

				builds[i] = build
			}
		})

		Context("when there are no builds to be found", func() {
			It("returns the builds, with previous/next pages", func() {
				buildsPage, pagination, err := pipelineDB.GetJobBuilds("nope", db.Page{})
				Expect(err).ToNot(HaveOccurred())
				Expect(buildsPage).To(Equal([]db.Build{}))
				Expect(pagination).To(Equal(db.Pagination{}))
			})
		})

		Context("with no since/until", func() {
			It("returns the first page, with the given limit, and a next page", func() {
				buildsPage, pagination, err := pipelineDB.GetJobBuilds("job-name", db.Page{Limit: 2})
				Expect(err).ToNot(HaveOccurred())
				Expect(buildsPage).To(Equal([]db.Build{builds[9], builds[8]}))
				Expect(pagination.Previous).To(BeNil())
				Expect(pagination.Next).To(Equal(&db.Page{Since: builds[8].ID, Limit: 2}))
			})
		})
		BeforeEach(func() {
			for i := 0; i < 10; i++ {
				build, err := pipelineDB.CreateJobBuild("some-job")
				Expect(err).NotTo(HaveOccurred())

				_, err = pipelineDB.CreateJobBuild("some-other-job")
				Expect(err).NotTo(HaveOccurred())

				builds[i] = build
			}
		})

		Context("when there are no builds to be found", func() {
			It("returns the builds, with previous/next pages", func() {
				buildsPage, pagination, err := pipelineDB.GetJobBuilds("some-other-job", db.Page{})
				Expect(err).ToNot(HaveOccurred())
				Expect(buildsPage).To(Equal([]db.Build{}))
				Expect(pagination).To(Equal(db.Pagination{}))
			})
		})

		Context("with no since/until", func() {
			It("returns the first page, with the given limit, and a next page", func() {
				buildsPage, pagination, err := pipelineDB.GetJobBuilds("some-job", db.Page{Limit: 2})
				Expect(err).ToNot(HaveOccurred())
				Expect(buildsPage).To(Equal([]db.Build{builds[9], builds[8]}))
				Expect(pagination.Previous).To(BeNil())
				Expect(pagination.Next).To(Equal(&db.Page{Since: builds[8].ID, Limit: 2}))
			})
		})