. "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() {
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())
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))