add test case for container list

Signed-off-by: jason yang <jasonyangshadow@gmail.com>

internal/app/wwctl/container/list/main.go

@@ -11,26 +11,30 @@ import (
 	"github.com/spf13/cobra"
 )
 
-func CobraRunE(cmd *cobra.Command, args []string) (err error) {
-	containerInfo, err := container.ContainerList()
-	if err != nil {
-		wwlog.Error("%s", err)
+var containerList = container.ContainerList
+
+func CobraRunE(vars *variables) func(cmd *cobra.Command, args []string) (err error) {
+	return func(cmd *cobra.Command, args []string) (err error) {
+		containerInfo, err := containerList()
+		if err != nil {
+			wwlog.Error("%s", err)
+			return
+		}
+
+		ph := helper.NewPrintHelper([]string{"CONTAINER NAME", "NODES", "KERNEL VERSION", "CREATION TIME", "MODIFICATION TIME", "SIZE"})
+		for i := 0; i < len(containerInfo); i++ {
+			createTime := time.Unix(int64(containerInfo[i].CreateDate), 0)
+			modTime := time.Unix(int64(containerInfo[i].ModDate), 0)
+			ph.Append([]string{
+				containerInfo[i].Name,
+				strconv.FormatUint(uint64(containerInfo[i].NodeCount), 10),
+				containerInfo[i].KernelVersion,
+				createTime.Format(time.RFC822),
+				modTime.Format(time.RFC822),
+				util.ByteToString(int64(containerInfo[i].Size)),
+			})
+		}
+		ph.Render()
 		return
 	}
-
-	ph := helper.NewPrintHelper([]string{"CONTAINER NAME", "NODES", "KERNEL VERSION", "CREATION TIME", "MODIFICATION TIME", "SIZE"})
-	for i := 0; i < len(containerInfo); i++ {
-		createTime := time.Unix(int64(containerInfo[i].CreateDate), 0)
-		modTime := time.Unix(int64(containerInfo[i].ModDate), 0)
-		ph.Append([]string{
-			containerInfo[i].Name,
-			strconv.FormatUint(uint64(containerInfo[i].NodeCount), 10),
-			containerInfo[i].KernelVersion,
-			createTime.Format(time.RFC822),
-			modTime.Format(time.RFC822),
-			util.ByteToString(int64(containerInfo[i].Size)),
-		})
-	}
-	ph.Render()
-	return
 }