Golang New Examples

Example #1

File: app_test.go Project: pivotal-cf-experimental/cf-probe

	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"

	"github.com/cloudfoundry/gunk/command_runner"
	"github.com/cloudfoundry/gunk/command_runner/fake_command_runner"
	. "github.com/cloudfoundry/gunk/command_runner/fake_command_runner/matchers"

	. "github.com/pivotal-cf-experimental/cf-probe/big_apps/helpers"
)

var _ = Describe("Big Apps Helpers", func() {
	assetPath := "../../assets/big-app-base"

	Describe("Push", func() {
		It("calls 'gcf push' with the app name and path", func() {
			runner := fake_command_runner.New()
			app, err := NewBigApp(runner, assetPath, 0)
			Expect(err).To(BeNil())

			app.Push()

			expectedCommand := fake_command_runner.CommandSpec{Path: "gcf", Args: []string{"push", app.Name, "-p", app.Location}}

			Expect(runner).To(HaveExecutedSerially(expectedCommand))
		})
	})

	Describe("NewBigApp", func() {
		var app *BigApp

		BeforeEach(func() {

Example #2

File: starter_test.go Project: glyn/pango

var _ = Describe("CgroupStarter", func() {
	var (
		runner      *fake_command_runner.FakeCommandRunner
		starter     *rundmc.CgroupStarter
		procCgroups *FakeReadCloser

		tmpDir string
	)

	BeforeEach(func() {
		var err error
		tmpDir, err = ioutil.TempDir("", "gdncgroup")
		Expect(err).NotTo(HaveOccurred())

		runner = fake_command_runner.New()
		procCgroups = &FakeReadCloser{Buffer: bytes.NewBufferString("")}
		starter = &rundmc.CgroupStarter{
			CgroupPath:    path.Join(tmpDir, "cgroup"),
			CommandRunner: runner,
			ProcCgroups:   procCgroups,
		}
	})

	AfterEach(func() {
		os.RemoveAll(tmpDir)
	})

	It("mkdirs the cgroup path", func() {
		starter.Start()
		Expect(path.Join(tmpDir, "cgroup")).To(BeADirectory())

Example #3

File: aufs_test.go Project: cloudfoundry/garden-shed

				It("should return the error", func() {
					Expect(aufsCake.Create(namespacedChildID, parentID, "")).To(Equal(testError))
				})

				It("should not unmount the parent", func() {
					Expect(aufsCake.Create(namespacedChildID, parentID, "")).To(Equal(testError))
					Expect(cake.UnmountCallCount()).To(Equal(0))
				})
			})

			Context("when getting parent's path succeeds", func() {
				var succeedingRunner *fake_command_runner.FakeCommandRunner

				BeforeEach(func() {
					succeedingRunner = fake_command_runner.New()
					succeedingRunner.WhenRunning(fake_command_runner.CommandSpec{}, func(cmd *exec.Cmd) error {
						return nil
					})
				})

				It("should unmount the parentID", func() {
					aufsCake.Runner = succeedingRunner
					Expect(aufsCake.Create(namespacedChildID, parentID, "")).To(Succeed())
					Expect(cake.UnmountCallCount()).To(Equal(1))
					Expect(cake.UnmountArgsForCall(0)).To(Equal(parentID))
				})

				It("should only unmount the parentID after mounting it", func() {
					cake.UnmountStub = func(id layercake.ID) error {
						Expect(cake.PathCallCount()).Should(BeNumerically(">", 0))