diff --git a/internal/infra/git/branch_test.go b/internal/infra/git/branch_test.go
new file mode 100644
index 0000000..5c08695
--- /dev/null
+++ b/internal/infra/git/branch_test.go
@@ -0,0 +1,23 @@
+package git
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestParseRemoteBranches(t *testing.T) {
+	t.Parallel()
+	input := []byte("aabbccdd\trefs/heads/main\n" +
+		"eeff0011\trefs/heads/develop\n" +
+		"22334455\trefs/heads/feature/foo\n" +
+		"deadbeef\trefs/tags/v1.0\n")
+	got := parseRemoteBranches(input)
+	require.Equal(t, []string{"main", "develop", "feature/foo"}, got)
+}
+
+func TestParseRemoteBranches_Empty(t *testing.T) {
+	t.Parallel()
+	got := parseRemoteBranches(nil)
+	require.Nil(t, got)
+}