fix: fixed writing golden files

pipeline/release/body_test.go

@@ -1,6 +1,7 @@
 package release
 
 import (
+	"flag"
 	"io/ioutil"
 	"os"
 	"testing"
@@ -11,6 +12,8 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
+var update = flag.Bool("update", false, "update .golden files")
+
 func TestDescribeBody(t *testing.T) {
 	var changelog = "\nfeature1: description\nfeature2: other description"
 	var ctx = context.New(config.Project{})
@@ -28,10 +31,12 @@ func TestDescribeBody(t *testing.T) {
 	out, err := describeBodyVersion(ctx, "go version go1.9 darwin/amd64")
 	assert.NoError(t, err)
 
-	bts, err := ioutil.ReadFile("testdata/release1.txt")
+	var golden = "testdata/release1.golden"
+	if *update {
+		ioutil.WriteFile(golden, out.Bytes(), 0755)
+	}
+	bts, err := ioutil.ReadFile(golden)
 	assert.NoError(t, err)
-	// ioutil.WriteFile("testdata/release1.txt", out.Bytes(), 0755)
-
 	assert.Equal(t, string(bts), out.String())
 }
 
@@ -43,9 +48,12 @@ func TestDescribeBodyNoDockerImagesNoBrews(t *testing.T) {
 	out, err := describeBodyVersion(ctx, "go version go1.9 darwin/amd64")
 	assert.NoError(t, err)
 
-	bts, err := ioutil.ReadFile("testdata/release2.txt")
+	var golden = "testdata/release2.golden"
+	if *update {
+		ioutil.WriteFile(golden, out.Bytes(), 0655)
+	}
+	bts, err := ioutil.ReadFile(golden)
 	assert.NoError(t, err)
-	// ioutil.WriteFile("testdata/release2.txt", out.Bytes(), 0755)
 
 	assert.Equal(t, string(bts), out.String())
 }