diff options
author | Valentin Rothberg <rothberg@redhat.com> | 2020-07-10 15:22:39 +0200 |
---|---|---|
committer | Valentin Rothberg <rothberg@redhat.com> | 2020-07-10 15:44:17 +0200 |
commit | bb9d939155c2ce37654abd58a71f650bde6bce50 (patch) | |
tree | f8b63a675fb0a7856f816eb982ab4dcf1e042bd7 /cmd/podman | |
parent | 2ac8c6953481eb7391a6a7594709811f7ae3167f (diff) | |
download | podman-bb9d939155c2ce37654abd58a71f650bde6bce50.tar.gz podman-bb9d939155c2ce37654abd58a71f650bde6bce50.tar.bz2 podman-bb9d939155c2ce37654abd58a71f650bde6bce50.zip |
version/info: format: allow more json variants
Allow more variants to yield json output for `podman version` and
`podman info`. Instead of comparing strings, use a regex and add
unit and e2e tests.
Fixes: #6927
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'cmd/podman')
-rw-r--r-- | cmd/podman/parse/json.go | 9 | ||||
-rw-r--r-- | cmd/podman/parse/json_test.go | 30 | ||||
-rw-r--r-- | cmd/podman/system/info.go | 3 | ||||
-rw-r--r-- | cmd/podman/system/version.go | 3 |
4 files changed, 43 insertions, 2 deletions
diff --git a/cmd/podman/parse/json.go b/cmd/podman/parse/json.go new file mode 100644 index 000000000..95a6633b8 --- /dev/null +++ b/cmd/podman/parse/json.go @@ -0,0 +1,9 @@ +package parse + +import "regexp" + +var jsonFormatRegex = regexp.MustCompile(`^(\s*json\s*|\s*{{\s*json\s*\.\s*}}\s*)$`) + +func MatchesJSONFormat(s string) bool { + return jsonFormatRegex.Match([]byte(s)) +} diff --git a/cmd/podman/parse/json_test.go b/cmd/podman/parse/json_test.go new file mode 100644 index 000000000..5cad185fd --- /dev/null +++ b/cmd/podman/parse/json_test.go @@ -0,0 +1,30 @@ +package parse + +import ( + "testing" + + "github.com/stretchr/testify/assert" +) + +func TestMatchesJSONFormat(t *testing.T) { + tests := []struct { + input string + expected bool + }{ + {"json", true}, + {" json", true}, + {"json ", true}, + {" json ", true}, + {"{{json .}}", true}, + {"{{ json .}}", true}, + {"{{json . }}", true}, + {" {{ json . }} ", true}, + {"{{json }}", false}, + {"{{json .", false}, + {"json . }}", false}, + } + + for _, tt := range tests { + assert.Equal(t, tt.expected, MatchesJSONFormat(tt.input)) + } +} diff --git a/cmd/podman/system/info.go b/cmd/podman/system/info.go index 699f7b55c..410b3455a 100644 --- a/cmd/podman/system/info.go +++ b/cmd/podman/system/info.go @@ -5,6 +5,7 @@ import ( "os" "text/template" + "github.com/containers/libpod/v2/cmd/podman/parse" "github.com/containers/libpod/v2/cmd/podman/registry" "github.com/containers/libpod/v2/cmd/podman/validate" "github.com/containers/libpod/v2/pkg/domain/entities" @@ -68,7 +69,7 @@ func info(cmd *cobra.Command, args []string) error { return err } - if inFormat == "json" { + if parse.MatchesJSONFormat(inFormat) { b, err := json.MarshalIndent(info, "", " ") if err != nil { return err diff --git a/cmd/podman/system/version.go b/cmd/podman/system/version.go index 5aac34699..9b70bc9f4 100644 --- a/cmd/podman/system/version.go +++ b/cmd/podman/system/version.go @@ -8,6 +8,7 @@ import ( "text/tabwriter" "github.com/containers/buildah/pkg/formats" + "github.com/containers/libpod/v2/cmd/podman/parse" "github.com/containers/libpod/v2/cmd/podman/registry" "github.com/containers/libpod/v2/cmd/podman/validate" "github.com/containers/libpod/v2/libpod/define" @@ -41,7 +42,7 @@ func version(cmd *cobra.Command, args []string) error { } switch { - case versionFormat == "json", versionFormat == "{{ json .}}": + case parse.MatchesJSONFormat(versionFormat): s, err := json.MarshalToString(versions) if err != nil { return err |