V2 Restore images list tests

* Fix history --quiet formatting
* Fix image inspect --format=json
* Fix image list --sort

Signed-off-by: Jhon Honce <jhonce@redhat.com>

3 files changed, 65 insertions, 32 deletions

diff --git a/cmd/podman/images/history.go b/cmd/podman/images/history.go
index b8d216cc1..ce153aa46 100644
--- a/cmd/podman/images/history.go
+++ b/cmd/podman/images/history.go
@@ -89,22 +89,20 @@ func history(cmd *cobra.Command, args []string) error {
 	hdr := "ID\tCREATED\tCREATED BY\tSIZE\tCOMMENT\n"
 	row := "{{.ID}}\t{{.Created}}\t{{.CreatedBy}}\t{{.Size}}\t{{.Comment}}\n"
 
-	if len(opts.format) > 0 {
+	switch {
+	case len(opts.format) > 0:
 		hdr = ""
 		row = opts.format
 		if !strings.HasSuffix(opts.format, "\n") {
 			row += "\n"
 		}
-	} else {
-		switch {
-		case opts.human:
-			row = "{{.ID}}\t{{.Created}}\t{{.CreatedBy}}\t{{.Size}}\t{{.Comment}}\n"
-		case opts.noTrunc:
-			row = "{{.ID}}\t{{.Created}}\t{{.CreatedBy}}\t{{.Size}}\t{{.Comment}}\n"
-		case opts.quiet:
-			hdr = ""
-			row = "{{.ID}}\n"
-		}
+	case opts.quiet:
+		hdr = ""
+		row = "{{.ID}}\n"
+	case opts.human:
+		row = "{{.ID}}\t{{.Created}}\t{{.CreatedBy}}\t{{.Size}}\t{{.Comment}}\n"
+	case opts.noTrunc:
+		row = "{{.ID}}\t{{.Created}}\t{{.CreatedBy}}\t{{.Size}}\t{{.Comment}}\n"
 	}
 	format := hdr + "{{range . }}" + row + "{{end}}"
 
diff --git a/cmd/podman/images/list.go b/cmd/podman/images/list.go
index 552fed804..83c039ed3 100644
--- a/cmd/podman/images/list.go
+++ b/cmd/podman/images/list.go
@@ -99,14 +99,29 @@ func images(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	imageS := summaries
-	sort.Slice(imageS, sortFunc(listFlag.sort, imageS))
+	switch {
+	case listFlag.quiet:
+		return writeId(summaries)
+	case cmd.Flag("format").Changed && listFlag.format == "json":
+		return writeJSON(summaries)
+	default:
+		return writeTemplate(summaries)
+	}
+}
 
-	if cmd.Flag("format").Changed && listFlag.format == "json" {
-		return writeJSON(imageS)
-	} else {
-		return writeTemplate(imageS, err)
+func writeId(imageS []*entities.ImageSummary) error {
+	var ids = map[string]struct{}{}
+	for _, e := range imageS {
+		i := "sha256:" + e.ID
+		if !listFlag.noTrunc {
+			i = fmt.Sprintf("%12.12s", e.ID)
+		}
+		ids[i] = struct{}{}
 	}
+	for k := range ids {
+		fmt.Fprint(os.Stdout, k+"\n")
+	}
+	return nil
 }
 
 func writeJSON(imageS []*entities.ImageSummary) error {
@@ -131,7 +146,7 @@ func writeJSON(imageS []*entities.ImageSummary) error {
 	return enc.Encode(imgs)
 }
 
-func writeTemplate(imageS []*entities.ImageSummary, err error) error {
+func writeTemplate(imageS []*entities.ImageSummary) error {
 	var (
 		hdr, row string
 	)
@@ -143,10 +158,11 @@ func writeTemplate(imageS []*entities.ImageSummary, err error) error {
 			h.Repository, h.Tag = tokenRepoTag(tag)
 			imgs = append(imgs, h)
 		}
-		if e.IsReadOnly() {
-			listFlag.readOnly = true
-		}
+		listFlag.readOnly = e.IsReadOnly()
 	}
+
+	sort.Slice(imgs, sortFunc(listFlag.sort, imgs))
+
 	if len(listFlag.format) < 1 {
 		hdr, row = imageListFormat(listFlag)
 	} else {
@@ -176,37 +192,33 @@ func tokenRepoTag(tag string) (string, string) {
 	}
 }
 
-func sortFunc(key string, data []*entities.ImageSummary) func(i, j int) bool {
+func sortFunc(key string, data []imageReporter) func(i, j int) bool {
 	switch key {
 	case "id":
 		return func(i, j int) bool {
-			return data[i].ID < data[j].ID
+			return data[i].ID() < data[j].ID()
 		}
 	case "repository":
 		return func(i, j int) bool {
-			return data[i].RepoTags[0] < data[j].RepoTags[0]
+			return data[i].Repository < data[j].Repository
 		}
 	case "size":
 		return func(i, j int) bool {
-			return data[i].Size < data[j].Size
+			return data[i].size() < data[j].size()
 		}
 	case "tag":
 		return func(i, j int) bool {
-			return data[i].RepoTags[0] < data[j].RepoTags[0]
+			return data[i].Tag < data[j].Tag
 		}
 	default:
 		// case "created":
 		return func(i, j int) bool {
-			return data[i].Created.After(data[j].Created)
+			return data[i].created().After(data[j].created())
 		}
 	}
 }
 
 func imageListFormat(flags listFlagType) (string, string) {
-	if flags.quiet {
-		return "", "{{.ID}}\n"
-	}
-
 	// Defaults
 	hdr := "REPOSITORY\tTAG"
 	row := "{{.Repository}}\t{{if .Tag}}{{.Tag}}{{else}}<none>{{end}}"
@@ -263,6 +275,10 @@ func (i imageReporter) Created() string {
 	return units.HumanDuration(time.Since(i.ImageSummary.Created)) + " ago"
 }
 
+func (i imageReporter) created() time.Time {
+	return i.ImageSummary.Created
+}
+
 func (i imageReporter) Size() string {
 	s := units.HumanSizeWithPrecision(float64(i.ImageSummary.Size), 3)
 	j := strings.LastIndexFunc(s, unicode.IsNumber)
@@ -272,3 +288,19 @@ func (i imageReporter) Size() string {
 func (i imageReporter) History() string {
 	return strings.Join(i.ImageSummary.History, ", ")
 }
+
+func (i imageReporter) CreatedAt() string {
+	return i.ImageSummary.Created.String()
+}
+
+func (i imageReporter) CreatedSince() string {
+	return i.Created()
+}
+
+func (i imageReporter) CreatedTime() string {
+	return i.CreatedAt()
+}
+
+func (i imageReporter) size() int64 {
+	return i.ImageSummary.Size
+}
diff --git a/cmd/podman/images/rm.go b/cmd/podman/images/rm.go
index da6a90d2b..1cf5fa365 100644
--- a/cmd/podman/images/rm.go
+++ b/cmd/podman/images/rm.go
@@ -54,7 +54,10 @@ func rm(cmd *cobra.Command, args []string) error {
 			fmt.Println("Untagged: " + u)
 		}
 		for _, d := range report.Deleted {
-			fmt.Println("Deleted: " + d)
+			// Make sure an image was deleted (and not just untagged); else print it
+			if len(d) > 0 {
+				fmt.Println("Deleted: " + d)
+			}
 		}
 		registry.SetExitCode(report.ExitCode)
 	}