gittest: Add function to write formatted pktlines

Add function to write formatted pktlines to a writer.

1 files changed, 8 insertions, 0 deletions

diff --git a/internal/git/gittest/pktline.go b/internal/git/gittest/pktline.go
index a75bb7b5f..e198f01e0 100644
--- a/internal/git/gittest/pktline.go
+++ b/internal/git/gittest/pktline.go
@@ -1,6 +1,7 @@
 package gittest
 
 import (
+	"fmt"
 	"io"
 	"testing"
 
@@ -14,6 +15,13 @@ func WritePktlineString(t *testing.T, writer io.Writer, data string) {
 	require.NoError(t, err)
 }
 
+// WritePktlinef formats the given format string and writes the pktline-formatted data into the
+// writer.
+func WritePktlinef(t *testing.T, writer io.Writer, format string, args ...interface{}) {
+	_, err := pktline.WriteString(writer, fmt.Sprintf(format, args...))
+	require.NoError(t, err)
+}
+
 // WritePktlineFlush writes the pktline-formatted flush into the writer.
 func WritePktlineFlush(t *testing.T, writer io.Writer) {
 	require.NoError(t, pktline.WriteFlush(writer))