command = exec.Command(outPath, sourceDir)
command.Stdin = stdin
})
AfterEach(func() {
err := os.RemoveAll(sourceDir)
Ω(err).ShouldNot(HaveOccurred())
})
JustBeforeEach(func() {
var err error
session, err = gexec.Start(command, GinkgoWriter, GinkgoWriter)
Ω(err).ShouldNot(HaveOccurred())
<-session.Exited
Expect(session.ExitCode()).To(Equal(expectedExitStatus))
})
Context("with a versioned_file and a regex", func() {
var outRequest out.OutRequest
BeforeEach(func() {
outRequest = out.OutRequest{
Source: s3resource.Source{
AccessKeyID: accessKeyID,
SecretAccessKey: secretAccessKey,
Bucket: versionedBucketName,
RegionName: regionName,
Regexp: "some-regex",
VersionedFile: "some-file",
Endpoint: endpoint,
session *gexec.Session
tmpDir string
tmpFile string
)
itExitsWithZero := func() {
It("exits with a zero exit code", func() {
Eventually(session).Should(gexec.Exit(0))
})
}
itExitsWithNonZero := func() {
It("exits with a non-zero exit code", func() {
Eventually(session).Should(gexec.Exit())
Expect(session.ExitCode()).NotTo(BeZero())
})
}
itCallsStopApp := func() {
It("calls stop app", func() {
Eventually(session).Should(gexec.Exit())
contents, err := ioutil.ReadFile(tmpFile)
Expect(err).NotTo(HaveOccurred())
Expect(strings.Count(string(contents), "stop_app -n rabbit@host\n")).To(Equal(1))
Eventually(session.Out).Should(gbytes.Say("It looks like you are trying to upgrade"))
Eventually(session.Out).Should(gbytes.Say("The cluster needs to be taken offline as it cannot run in mixed mode"))
Eventually(session.Out).Should(gbytes.Say("Stopping RabbitMQ on rabbit@host"))
})
}
return m
}
It("outputs a single cpu_load metric", func() {
m := decodeJson(session)
Expect(m.Key).To(Equal("cpu_load"))
Expect(m.Unit).To(Equal("load"))
})
Context("when --config flag is not provided", func() {
BeforeEach(func() {
configPath = ""
})
It("exits with a non-zero exit code", func() {
Expect(session.ExitCode()).ToNot(Equal(0))
})
It("outputs a meaningful error message", func() {
Expect(session.Err).To(gbytes.Say("Missing flag --config"))
})
})
Context("when redis config file does not exist", func() {
BeforeEach(func() {
configPath = "/path/to/nowhere"
})
It("exits with a non-zero exit code", func() {
Expect(session.ExitCode()).ToNot(Equal(0))
})
BeforeEach(func() {
cmdInput = `
{
"version": 1,
"serial": 5,
"modules": [
{
"path": [
"root"
],
"outputs": {
"foo_dns_name": "foo.example.com",
"foo_elastic_ip": "10.210.221.248",
"foo_security_group_id": "sg-12345678"
},
"resources": {},
"depends_on": []
}
]
}
`
})
It("Exits non-zero and outputs nothing on STDOUT", func() {
Eventually(session).Should(gexec.Exit())
Expect(session.ExitCode()).NotTo(Equal(0))
Expect(session.Out.Contents()).To(BeEmpty())
})
})
})