testutils.ConfigAdd(): new helper function

Author: mhagger

git_sizer_test.go

@@ -263,12 +263,9 @@ func TestRefSelections(t *testing.T) {
 				path := clonePath
 
 				for _, c := range p.config {
-					cmd := testutils.GitCommand(
-						t, path,
-						"config", "--add", fmt.Sprintf("refgroup.mygroup.%s", c[0]), c[1],
+					testutils.ConfigAdd(
+						t, path, fmt.Sprintf("refgroup.mygroup.%s", c[0]), c[1],
 					)
-					err := cmd.Run()
-					require.NoError(t, err)
 				}
 
 				args := []string{"--show-refs", "--no-progress", "--json", "--json-version=2"}

internal/testutils/repoutils.go

@@ -144,3 +144,12 @@ func AddAuthorInfo(cmd *exec.Cmd, timestamp *time.Time) {
 	)
 	*timestamp = timestamp.Add(60 * time.Second)
 }
+
+// ConfigAdd adds a key-value pair to the gitconfig in the repository
+// at `repoPath`.
+func ConfigAdd(t *testing.T, repoPath string, key, value string) {
+	t.Helper()
+
+	err := GitCommand(t, repoPath, "config", "--add", key, value).Run()
+	require.NoError(t, err)
+}