cri-o/cmd/kpod/common_test.go
Ryan Cole a040f20a76 Add 'kpod images' and 'kpod rmi' commands
'kpod images' lists all images on a system.  'kpod rmi' removes
one or more images from a system.  The images will not be removed
if they are associated with a running container, unless the -f
option is used

Signed-off-by: Ryan Cole <rcyoalne@gmail.com>
2017-07-11 15:52:57 -04:00

95 lines
2 KiB
Go

package main
import (
"os/exec"
"os/user"
"testing"
"flag"
is "github.com/containers/image/storage"
"github.com/containers/storage"
"github.com/urfave/cli"
)
func TestGetStore(t *testing.T) {
// Make sure the tests are running as root
failTestIfNotRoot(t)
set := flag.NewFlagSet("test", 0)
globalSet := flag.NewFlagSet("test", 0)
globalSet.String("root", "", "path to the root directory in which data, including images, is stored")
globalCtx := cli.NewContext(nil, globalSet, nil)
command := cli.Command{Name: "imagesCommand"}
c := cli.NewContext(nil, set, globalCtx)
c.Command = command
_, err := getStore(c)
if err != nil {
t.Error(err)
}
}
func TestParseMetadata(t *testing.T) {
// Make sure the tests are running as root
failTestIfNotRoot(t)
store, err := storage.GetStore(storage.DefaultStoreOptions)
if err != nil {
t.Fatal(err)
} else if store != nil {
is.Transport.SetStore(store)
}
images, err := store.Images()
if err != nil {
t.Fatalf("Error reading images: %v", err)
} else if len(images) == 0 {
t.Fatalf("no images with metadata to parse")
}
_, err = parseMetadata(images[0])
if err != nil {
t.Error(err)
}
}
func TestGetSize(t *testing.T) {
// Make sure the tests are running as root
failTestIfNotRoot(t)
store, err := storage.GetStore(storage.DefaultStoreOptions)
if err != nil {
t.Fatal(err)
} else if store != nil {
is.Transport.SetStore(store)
}
images, err := store.Images()
if err != nil {
t.Fatalf("Error reading images: %v", err)
}
_, err = getSize(images[0], store)
if err != nil {
t.Error(err)
}
}
func failTestIfNotRoot(t *testing.T) {
u, err := user.Current()
if err != nil {
t.Log("Could not determine user. Running without root may cause tests to fail")
} else if u.Uid != "0" {
t.Fatal("tests will fail unless run as root")
}
}
func pullTestImage(name string) error {
cmd := exec.Command("crioctl", "image", "pull", name)
err := cmd.Run()
if err != nil {
return err
}
return nil
}