"GOSUMDB=" + testSumDBVerifierKey,
		"GONOPROXY=",
		"GONOSUMDB=",
		"GOVCS=*:all",
		"devnull=" + os.DevNull,
		"goversion=" + gover.Local(),
		"CMDGO_TEST_RUN_MAIN=true",
		"HGRCPATH=",
		"GOTOOLCHAIN=auto",
		"newline=\n",
	}

	if testenv.Builder() != "" || os.Getenv("GIT_TRACE_CURL") == "1" {
		// To help diagnose https://go.dev/issue/52545,

// deletes it after the tests have been run.
func TestMain(m *testing.M) {
	// When CMDGO_TEST_RUN_MAIN is set, we're reusing the test binary as cmd/go.
	// Enable the special behavior needed in cmd/go/internal/work,
	// run the main func exported via export_test.go, and exit.
	// We set CMDGO_TEST_RUN_MAIN via os.Setenv and testScript.setup.
	if os.Getenv("CMDGO_TEST_RUN_MAIN") != "" {
		cfg.SetGOROOT(cfg.GOROOT, true)