func prepareStagingFilesystem(cloudfockerHome string) {
if err := utils.CreateAndCleanAppDirs(cloudfockerHome); err != nil {
log.Fatalf(" %s", err)
}
if err := buildpack.AtLeastOneBuildpackIn(cloudfockerHome + "/buildpacks"); err != nil {
log.Fatalf(" %s", err)
}
if err := utils.CopyFockerBinaryToOwnDir(cloudfockerHome); err != nil {
log.Fatalf(" %s", err)
}
}
Context("without buildpacks", func() {
It("should say there are no buildpacks installed", func() {
buildpackDir, _ := ioutil.TempDir(os.TempDir(), "cfocker-buildpack-list-test")
err := buildpack.List(buffer, buildpackDir)
Expect(err).ShouldNot(HaveOccurred())
Eventually(buffer).Should(gbytes.Say(`No buildpacks installed`))
os.RemoveAll(buildpackDir)
})
})
})
Describe("Checking for the presence of at least one buildpack", func() {
Context("with one buildpack", func() {
It("should return without error", func() {
buildpackDir, _ := ioutil.TempDir(os.TempDir(), "cfocker-buildpack-test-buildpack")
os.Mkdir(buildpackDir+"/testbuildpack", 0755)
err := buildpack.AtLeastOneBuildpackIn(buildpackDir)
Expect(err).ShouldNot(HaveOccurred())
os.RemoveAll(buildpackDir)
})
})
Context("with no buildpacks", func() {
It("should return an error", func() {
buildpackDir, _ := ioutil.TempDir(os.TempDir(), "cfocker-buildpack-test-buildpack")
err := buildpack.AtLeastOneBuildpackIn(buildpackDir)
Expect(err).Should(HaveOccurred())
os.RemoveAll(buildpackDir)
})
})
})
})