moby/pkg/streamformatter/streamwriter_test.go
2020-02-11 00:06:42 +01:00

35 lines
886 B
Go

package streamformatter // import "github.com/docker/docker/pkg/streamformatter"
import (
"bytes"
"testing"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestStreamWriterStdout(t *testing.T) {
buffer := &bytes.Buffer{}
content := "content"
sw := NewStdoutWriter(buffer)
size, err := sw.Write([]byte(content))
assert.NilError(t, err)
assert.Check(t, is.Equal(len(content), size))
expected := `{"stream":"content"}` + streamNewline
assert.Check(t, is.Equal(expected, buffer.String()))
}
func TestStreamWriterStderr(t *testing.T) {
buffer := &bytes.Buffer{}
content := "content"
sw := NewStderrWriter(buffer)
size, err := sw.Write([]byte(content))
assert.NilError(t, err)
assert.Check(t, is.Equal(len(content), size))
expected := `{"stream":"\u001b[91mcontent\u001b[0m"}` + streamNewline
assert.Check(t, is.Equal(expected, buffer.String()))
}