package logs import ( "bytes" "os" "testing" "time" "github.com/rs/zerolog" "github.com/stretchr/testify/assert" ) func TestNewInstanaLogger(t *testing.T) { buf := bytes.NewBuffer(nil) cwb := zerolog.ConsoleWriter{Out: buf, TimeFormat: time.RFC3339, NoColor: true} out := zerolog.MultiLevelWriter(zerolog.ConsoleWriter{Out: os.Stderr, TimeFormat: time.RFC3339}, cwb) logger := NewInstanaLogger(zerolog.New(out).With().Caller().Logger()) logger.Info("foo") assert.Equal(t, " INF instana_test.go:21 > foo\n", buf.String()) }