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moby--moby/pkg/streamformatter/streamformatter_test.go

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package streamformatter
import (
"encoding/json"
"errors"
"strings"
"testing"
"github.com/docker/docker/pkg/jsonmessage"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestRawProgressFormatterFormatStatus(t *testing.T) {
sf := rawProgressFormatter{}
res := sf.formatStatus("ID", "%s%d", "a", 1)
assert.Equal(t, "a1\r\n", string(res))
}
func TestRawProgressFormatterFormatProgress(t *testing.T) {
sf := rawProgressFormatter{}
progress := &jsonmessage.JSONProgress{
Current: 15,
Total: 30,
Start: 1,
}
res := sf.formatProgress("id", "action", progress, nil)
out := string(res)
assert.True(t, strings.HasPrefix(out, "action [===="))
assert.Contains(t, out, "15B/30B")
assert.True(t, strings.HasSuffix(out, "\r"))
}
func TestFormatStatus(t *testing.T) {
res := FormatStatus("ID", "%s%d", "a", 1)
expected := `{"status":"a1","id":"ID"}` + streamNewline
assert.Equal(t, expected, string(res))
}
func TestFormatError(t *testing.T) {
res := FormatError(errors.New("Error for formatter"))
expected := `{"errorDetail":{"message":"Error for formatter"},"error":"Error for formatter"}` + "\r\n"
assert.Equal(t, expected, string(res))
}
func TestFormatJSONError(t *testing.T) {
err := &jsonmessage.JSONError{Code: 50, Message: "Json error"}
res := FormatError(err)
expected := `{"errorDetail":{"code":50,"message":"Json error"},"error":"Json error"}` + streamNewline
assert.Equal(t, expected, string(res))
}
func TestJsonProgressFormatterFormatProgress(t *testing.T) {
sf := &jsonProgressFormatter{}
progress := &jsonmessage.JSONProgress{
Current: 15,
Total: 30,
Start: 1,
}
res := sf.formatProgress("id", "action", progress, nil)
msg := &jsonmessage.JSONMessage{}
require.NoError(t, json.Unmarshal(res, msg))
assert.Equal(t, "id", msg.ID)
assert.Equal(t, "action", msg.Status)
// The progress will always be in the format of:
// [=========================> ] 15B/30B 412910h51m30s
// The last entry '404933h7m11s' is the timeLeftBox.
// However, the timeLeftBox field may change as progress.String() depends on time.Now().
// Therefore, we have to strip the timeLeftBox from the strings to do the comparison.
// Compare the progress strings before the timeLeftBox
expectedProgress := "[=========================> ] 15B/30B"
// if terminal column is <= 110, expectedProgressShort is expected.
expectedProgressShort := " 15B/30B"
if !(strings.HasPrefix(msg.ProgressMessage, expectedProgress) ||
strings.HasPrefix(msg.ProgressMessage, expectedProgressShort)) {
t.Fatalf("ProgressMessage without the timeLeftBox must be %s or %s, got: %s",
expectedProgress, expectedProgressShort, msg.ProgressMessage)
}
assert.Equal(t, progress, msg.Progress)
}