github.com/dcarley/cf-cli@v6.24.1-0.20170220111324-4225ff346898+incompatible/api/cloudcontroller/ccv3/task_test.go

package ccv3_test

import (
	"fmt"
	"net/http"
	"net/url"

	"code.cloudfoundry.org/cli/api/cloudcontroller"
	. "code.cloudfoundry.org/cli/api/cloudcontroller/ccv3"
	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
	. "github.com/onsi/gomega/ghttp"
)

var _ = Describe("Task", func() {
	var client *Client

	BeforeEach(func() {
		client = NewTestClient()
	})

	Describe("NewTask", func() {
		Context("when the application exists", func() {
			var response string

			BeforeEach(func() {
				//TODO: check if latest CC API returns this format
				response = `{
  "sequence_id": 3
}`
			})

			Context("when the name is empty", func() {
				BeforeEach(func() {
					server.AppendHandlers(
						CombineHandlers(
							VerifyRequest(http.MethodPost, "/v3/apps/some-app-guid/tasks"),
							VerifyJSON(`{"command":"some command"}`),
							RespondWith(http.StatusAccepted, response, http.Header{"X-Cf-Warnings": {"warning"}}),
						),
					)
				})

				It("creates and returns the task and all warnings", func() {
					task, warnings, err := client.NewTask("some-app-guid", "some command", "", 0, 0)
					Expect(err).ToNot(HaveOccurred())

					Expect(task).To(Equal(Task{SequenceID: 3}))
					Expect(warnings).To(ConsistOf("warning"))
				})
			})

			Context("when the name is not empty", func() {
				BeforeEach(func() {
					server.AppendHandlers(
						CombineHandlers(
							VerifyRequest(http.MethodPost, "/v3/apps/some-app-guid/tasks"),
							VerifyJSON(`{"command":"some command", "name":"some-task-name"}`),
							RespondWith(http.StatusAccepted, response, http.Header{"X-Cf-Warnings": {"warning"}}),
						),
					)
				})

				It("creates and returns the task and all warnings", func() {
					task, warnings, err := client.NewTask("some-app-guid", "some command", "some-task-name", 0, 0)
					Expect(err).ToNot(HaveOccurred())

					Expect(task).To(Equal(Task{SequenceID: 3}))
					Expect(warnings).To(ConsistOf("warning"))
				})
			})

			Context("when the disk size is not 0", func() {
				BeforeEach(func() {
					response := `{
  "disk_in_mb": 123,
  "sequence_id": 3
}`
					server.AppendHandlers(
						CombineHandlers(
							VerifyRequest(http.MethodPost, "/v3/apps/some-app-guid/tasks"),
							VerifyJSON(`{"command":"some command", "disk_in_mb": 123}`),
							RespondWith(http.StatusAccepted, response, http.Header{"X-Cf-Warnings": {"warning"}}),
						),
					)
				})

				It("creates and returns the task and all warnings with the provided disk size", func() {
					task, warnings, err := client.NewTask("some-app-guid", "some command", "", 0, uint64(123))
					Expect(err).ToNot(HaveOccurred())

					Expect(task).To(Equal(Task{DiskInMB: uint64(123), SequenceID: 3}))
					Expect(warnings).To(ConsistOf("warning"))
				})
			})

			Context("when the memory is not 0", func() {
				BeforeEach(func() {
					response := `{
  "memory_in_mb": 123,
  "sequence_id": 3
}`
					server.AppendHandlers(
						CombineHandlers(
							VerifyRequest(http.MethodPost, "/v3/apps/some-app-guid/tasks"),
							VerifyJSON(`{"command":"some command", "memory_in_mb": 123}`),
							RespondWith(http.StatusAccepted, response, http.Header{"X-Cf-Warnings": {"warning"}}),
						),
					)
				})

				It("creates and returns the task and all warnings with the provided memory", func() {
					task, warnings, err := client.NewTask("some-app-guid", "some command", "", uint64(123), 0)
					Expect(err).ToNot(HaveOccurred())

					Expect(task).To(Equal(Task{MemoryInMB: uint64(123), SequenceID: 3}))
					Expect(warnings).To(ConsistOf("warning"))
				})
			})

		})

		Context("when the cloud controller returns errors and warnings", func() {
			BeforeEach(func() {
				response := `{
  "errors": [
    {
      "code": 10008,
      "detail": "The request is semantically invalid: command presence",
      "title": "CF-UnprocessableEntity"
    },
    {
      "code": 10010,
      "detail": "App not found",
      "title": "CF-ResourceNotFound"
    }
  ]
}`
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodPost, "/v3/apps/some-app-guid/tasks"),
						RespondWith(http.StatusTeapot, response, http.Header{"X-Cf-Warnings": {"warning"}}),
					),
				)
			})

			It("returns the errors and all warnings", func() {
				_, warnings, err := client.NewTask("some-app-guid", "some command", "", 0, 0)
				Expect(err).To(MatchError(UnexpectedResponseError{
					ResponseCode: http.StatusTeapot,
					CCErrorResponse: CCErrorResponse{
						[]CCError{
							{
								Code:   10008,
								Detail: "The request is semantically invalid: command presence",
								Title:  "CF-UnprocessableEntity",
							},
							{
								Code:   10010,
								Detail: "App not found",
								Title:  "CF-ResourceNotFound",
							},
						},
					},
				}))
				Expect(warnings).To(ConsistOf("warning"))
			})
		})
	})

	Describe("GetApplicationTasks", func() {
		Context("when the application exists", func() {
			BeforeEach(func() {
				response1 := fmt.Sprintf(`{
  "pagination": {
    "next": {
      "href": "%s/v3/apps/some-app-guid/tasks?per_page=2&page=2"
    }
  },
  "resources": [
    {
      "guid": "task-1-guid",
      "sequence_id": 1,
      "name": "task-1",
      "command": "some-command",
      "state": "SUCCEEDED",
      "created_at": "2016-11-07T05:59:01Z"
    },
    {
      "guid": "task-2-guid",
      "sequence_id": 2,
      "name": "task-2",
      "command": "some-command",
      "state": "FAILED",
      "created_at": "2016-11-07T06:59:01Z"
    }
  ]
}`, server.URL())
				response2 := `{
  "pagination": {
    "next": null
  },
  "resources": [
    {
      "guid": "task-3-guid",
      "sequence_id": 3,
      "name": "task-3",
      "command": "some-command",
      "state": "RUNNING",
      "created_at": "2016-11-07T07:59:01Z"
    }
  ]
}`
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodGet, "/v3/apps/some-app-guid/tasks", "per_page=2"),
						RespondWith(http.StatusOK, response1, http.Header{"X-Cf-Warnings": {"warning-1"}}),
					),
				)
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodGet, "/v3/apps/some-app-guid/tasks", "per_page=2&page=2"),
						RespondWith(http.StatusOK, response2, http.Header{"X-Cf-Warnings": {"warning-2"}}),
					),
				)
			})

			It("returns a list of tasks associated with the application and all warnings", func() {
				tasks, warnings, err := client.GetApplicationTasks("some-app-guid", url.Values{"per_page": []string{"2"}})
				Expect(err).ToNot(HaveOccurred())

				Expect(tasks).To(ConsistOf(
					Task{
						GUID:       "task-1-guid",
						SequenceID: 1,
						Name:       "task-1",
						State:      "SUCCEEDED",
						CreatedAt:  "2016-11-07T05:59:01Z",
						Command:    "some-command",
					},
					Task{
						GUID:       "task-2-guid",
						SequenceID: 2,
						Name:       "task-2",
						State:      "FAILED",
						CreatedAt:  "2016-11-07T06:59:01Z",
						Command:    "some-command",
					},
					Task{
						GUID:       "task-3-guid",
						SequenceID: 3,
						Name:       "task-3",
						State:      "RUNNING",
						CreatedAt:  "2016-11-07T07:59:01Z",
						Command:    "some-command",
					},
				))
				Expect(warnings).To(ConsistOf("warning-1", "warning-2"))
			})
		})

		Context("when the application does not exist", func() {
			BeforeEach(func() {
				response := `{
  "errors": [
    {
      "code": 10010,
      "detail": "App not found",
      "title": "CF-ResourceNotFound"
    }
  ]
}`
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodGet, "/v3/apps/some-app-guid/tasks"),
						RespondWith(http.StatusNotFound, response),
					),
				)
			})

			It("returns a ResourceNotFoundError", func() {
				_, _, err := client.GetApplicationTasks("some-app-guid", nil)
				Expect(err).To(MatchError(cloudcontroller.ResourceNotFoundError{Message: "App not found"}))
			})
		})

		Context("when the cloud controller returns errors and warnings", func() {
			BeforeEach(func() {
				response := `{
  "errors": [
    {
      "code": 10008,
      "detail": "The request is semantically invalid: command presence",
      "title": "CF-UnprocessableEntity"
    },
    {
      "code": 10010,
      "detail": "App not found",
      "title": "CF-ResourceNotFound"
    }
  ]
}`
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodGet, "/v3/apps/some-app-guid/tasks"),
						RespondWith(http.StatusTeapot, response, http.Header{"X-Cf-Warnings": {"warning"}}),
					),
				)
			})

			It("returns the errors and all warnings", func() {
				_, warnings, err := client.GetApplicationTasks("some-app-guid", nil)
				Expect(err).To(MatchError(UnexpectedResponseError{
					ResponseCode: http.StatusTeapot,
					CCErrorResponse: CCErrorResponse{
						[]CCError{
							{
								Code:   10008,
								Detail: "The request is semantically invalid: command presence",
								Title:  "CF-UnprocessableEntity",
							},
							{
								Code:   10010,
								Detail: "App not found",
								Title:  "CF-ResourceNotFound",
							},
						},
					},
				}))
				Expect(warnings).To(ConsistOf("warning"))
			})
		})
	})

	Describe("UpdateTask", func() {
		Context("when the request succeeds", func() {
			BeforeEach(func() {
				response := `{
          "guid": "task-3-guid",
          "sequence_id": 3,
          "name": "task-3",
          "command": "some-command",
          "state": "CANCELING",
          "created_at": "2016-11-07T07:59:01Z"
        }`
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodPut, "/v3/tasks/some-task-guid/cancel"),
						RespondWith(http.StatusAccepted, response, http.Header{"X-Cf-Warnings": {"warning"}}),
					),
				)
			})

			It("returns the task and warnings", func() {
				task, warnings, err := client.UpdateTask("some-task-guid")
				Expect(err).ToNot(HaveOccurred())

				Expect(task).To(Equal(Task{
					GUID:       "task-3-guid",
					SequenceID: 3,
					Name:       "task-3",
					Command:    "some-command",
					State:      "CANCELING",
					CreatedAt:  "2016-11-07T07:59:01Z",
				}))
				Expect(warnings).To(ConsistOf("warning"))
			})
		})

		Context("when the request fails", func() {
			BeforeEach(func() {
				response := `{
  "errors": [
    {
      "code": 10008,
      "detail": "The request is semantically invalid: command presence",
      "title": "CF-UnprocessableEntity"
    },
    {
      "code": 10010,
      "detail": "App not found",
      "title": "CF-ResourceNotFound"
    }
  ]
}`
				server.AppendHandlers(
					CombineHandlers(
						VerifyRequest(http.MethodPut, "/v3/tasks/some-task-guid/cancel"),
						RespondWith(http.StatusTeapot, response, http.Header{"X-Cf-Warnings": {"warning"}}),
					),
				)
			})

			It("returns the errors and all warnings", func() {
				_, warnings, err := client.UpdateTask("some-task-guid")
				Expect(err).To(MatchError(UnexpectedResponseError{
					ResponseCode: http.StatusTeapot,
					CCErrorResponse: CCErrorResponse{
						[]CCError{
							{
								Code:   10008,
								Detail: "The request is semantically invalid: command presence",
								Title:  "CF-UnprocessableEntity",
							},
							{
								Code:   10010,
								Detail: "App not found",
								Title:  "CF-ResourceNotFound",
							},
						},
					},
				}))
				Expect(warnings).To(ConsistOf("warning"))
			})
		})
	})
})