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package config
import (
"fmt"
"io/ioutil"
"os"
"testing"
"github.com/urfave/cli"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
func TestConfig(t *testing.T) {
RegisterFailHandler(Fail)
RunSpecs(t, "Config Test Suite")
}
var _ = AfterSuite(func() {
})
var _ = Describe("Test Config", func() {
var app *cli.App
var cfgFile *os.File
var logFile *os.File
var kubecfgFile *os.File
BeforeEach(func() {
app = cli.NewApp()
app.Name = "test"
app.Flags = Flags
var err error
cfgFile, err = ioutil.TempFile("", "ovn4nfvconf-")
Expect(err).NotTo(HaveOccurred())
logFile, err = ioutil.TempFile("", "ovn4nfvlog-")
Expect(err).NotTo(HaveOccurred())
kubecfgFile, err = ioutil.TempFile("", "ovn4nfvkubecfg-")
Expect(err).NotTo(HaveOccurred())
})
AfterEach(func() {
os.Remove(cfgFile.Name())
os.Remove(logFile.Name())
os.Remove(kubecfgFile.Name())
})
It("uses expected defaults", func() {
app.Action = func(ctx *cli.Context) error {
cfgPath, err := InitConfig(ctx)
Expect(err).NotTo(HaveOccurred())
Expect(cfgPath).To(Equal(cfgFile.Name()))
Expect(Default.MTU).To(Equal(1400))
Expect(Logging.File).To(Equal(""))
Expect(Logging.Level).To(Equal(4))
Expect(CNI.ConfDir).To(Equal("/etc/cni/net.d"))
Expect(CNI.Plugin).To(Equal("ovn4nfvk8s-cni"))
return nil
}
err := app.Run([]string{app.Name, "-config-file=" + cfgFile.Name(), "-k8s-kubeconfig=" + kubecfgFile.Name()})
Expect(err).NotTo(HaveOccurred())
})
It("missing kubeconfig", func() {
app.Action = func(ctx *cli.Context) error {
_, err := InitConfig(ctx)
Expect(err).To(HaveOccurred())
return nil
}
err := app.Run([]string{app.Name, "-config-file=" + cfgFile.Name()})
Expect(err).NotTo(HaveOccurred())
})
It("tests Config missing file", func() {
app.Action = func(ctx *cli.Context) error {
_, err := InitConfig(ctx)
Expect(err).To(MatchError("failed to open config file NoExistant: open NoExistant: no such file or directory"))
return nil
}
err := app.Run([]string{app.Name, "-config-file=NoExistant"})
Expect(err).NotTo(HaveOccurred())
})
It("tests default config file", func() {
app.Action = func(ctx *cli.Context) error {
cfgPath, err := InitConfig(ctx)
Expect(err).NotTo(HaveOccurred())
Expect(cfgPath).To(Equal(""))
return nil
}
err := app.Run([]string{app.Name, "-k8s-kubeconfig=" + kubecfgFile.Name(), "-logfile=" + logFile.Name()})
Expect(err).NotTo(HaveOccurred())
})
It("overrides defaults with config file options", func() {
cfgData := fmt.Sprintf(`[default]
mtu=1500
[kubernetes]
kubeconfig=%s
[logging]
loglevel=5
logfile=%s
[cni]
conf-dir=/etc/cni/net.blah
plugin=ovn-nfv-k8s-blah`, kubecfgFile.Name(), logFile.Name())
err := ioutil.WriteFile(cfgFile.Name(), []byte(cfgData), 0644)
Expect(err).NotTo(HaveOccurred())
app.Action = func(ctx *cli.Context) error {
var cfgPath string
cfgPath, err = InitConfig(ctx)
Expect(err).NotTo(HaveOccurred())
Expect(cfgPath).To(Equal(cfgFile.Name()))
Expect(Default.MTU).To(Equal(1500))
Expect(Logging.File).To(Equal(logFile.Name()))
Expect(Logging.Level).To(Equal(5))
Expect(CNI.ConfDir).To(Equal("/etc/cni/net.blah"))
Expect(CNI.Plugin).To(Equal("ovn-nfv-k8s-blah"))
Expect(Kubernetes.Kubeconfig).To(Equal(kubecfgFile.Name()))
return nil
}
err = app.Run([]string{app.Name, "-config-file=" + cfgFile.Name()})
Expect(err).NotTo(HaveOccurred())
})
It("overrides defaults with command line options", func() {
app.Action = func(ctx *cli.Context) error {
var cfgPath string
cfgPath, err := InitConfig(ctx)
Expect(err).NotTo(HaveOccurred())
Expect(cfgPath).To(Equal(cfgFile.Name()))
Expect(Default.MTU).To(Equal(1500))
Expect(Logging.File).To(Equal(logFile.Name()))
Expect(Logging.Level).To(Equal(5))
Expect(CNI.ConfDir).To(Equal("/etc/cni/net.blah"))
Expect(CNI.Plugin).To(Equal("ovn-nfv-k8s-blah"))
Expect(Kubernetes.Kubeconfig).To(Equal(kubecfgFile.Name()))
return nil
}
args := []string{
app.Name,
"-config-file=" + cfgFile.Name(),
"-k8s-kubeconfig=" + kubecfgFile.Name(),
"-mtu=1500",
"-loglevel=5", "-logfile=" + logFile.Name(),
"-cni-conf-dir=/etc/cni/net.blah",
"-cni-plugin=ovn-nfv-k8s-blah"}
err := app.Run(args)
Expect(err).NotTo(HaveOccurred())
})
})
|
