package rpc import ( "os" "path/filepath" "testing" ) func mustReadFile(t *testing.T, name string) string { t.Helper() wd, err := os.Getwd() if err != nil { t.Fatalf("getwd: %v", err) } b, err := os.ReadFile(filepath.Join(wd, name)) if err != nil { t.Fatalf("read %s: %v", name, err) } return string(b) }