t.Fatalf("certs: expected = %v, got = %v", testCase.expectedResultLen, len(certs))
		}
	}
}

func TestLoadX509KeyPair(t *testing.T) {
	t.Cleanup(func() {
		os.Unsetenv(EnvCertPassword)
	})
	for i, testCase := range loadX509KeyPairTests {
		privateKey, err := createTempFile("private.key", testCase.privateKey)
		if err != nil {

pkg net/http/httputil, type ReverseProxy struct, ErrorLog *log.Logger

# CL 148370043 os, syscall: add Unsetenv, Brad Fitzpatrick <******@****.***>
pkg os, func Unsetenv(string) error
pkg syscall, func Unsetenv(string) error

# CL 144020043 reflect: add Type.Comparable, Russ Cox <******@****.***>
pkg reflect, type Type interface, Comparable() bool

// in order to generate documentation for these uses.
package env

import (
	"os"
	"testing"
	"time"
)

const testVar = "TESTXYZ"

func reset() {
	_ = os.Unsetenv(testVar)
	mutex.Lock()
	allVars = make(map[string]Var)
	mutex.Unlock()
}

func TestString(t *testing.T) {
	reset()

	ev := RegisterStringVar(testVar, "123", "")
	v, present := ev.Lookup()

		os.Setenv("GODEBUG", os.Getenv("GODEBUG")+reducedLimit)
	}

	// Don't let these environment variables confuse the test.
	os.Setenv("GOENV", "off")
	os.Unsetenv("GOFLAGS")
	os.Unsetenv("GOBIN")
	os.Unsetenv("GOPATH")
	os.Unsetenv("GIT_ALLOW_PROTOCOL")
	os.Setenv("HOME", "/test-go-home-does-not-exist")
	// On some systems the default C compiler is ccache.
	// Setting HOME to a non-existent directory will break

		{vcsGit, "foo://example.com/bar.git", true},
		{vcsHg, "foo://example.com/bar.hg", false},
		{vcsSvn, "foo://example.com/svn", false},
		{vcsBzr, "foo://example.com/bar.bzr", false},
	}

	defer os.Unsetenv("GIT_ALLOW_PROTOCOL")
	os.Setenv("GIT_ALLOW_PROTOCOL", "https:foo")
	for _, test := range tests {
		secure := test.vcs.IsSecure(test.url)
		if secure != test.secure {

	}

	for _, test := range tests {
		if test.initialValueExists {
			if err := os.Setenv(test.key, test.initialValue); err != nil {
				t.Fatalf("unable to set env: got %v", err)
			}
		} else {
			os.Unsetenv(test.key)
		}

		t.Run(test.name, func(t *testing.T) {
			t.Setenv(test.key, test.newValue)
			if os.Getenv(test.key) != test.newValue {

func resetProxyEnv(t *testing.T) {
	for _, e := range os.Environ() {
		key, value, _ := strings.Cut(e, "=")
		if strings.HasSuffix(strings.ToLower(key), "_proxy") {
			t.Cleanup(func() { os.Setenv(key, value) })
			os.Unsetenv(key)
		}
	}

	t.Setenv("HTTP_PROXY", "http://proxy.example.com:3128")
	t.Setenv("HTTPS_PROXY", "https://proxy.example.com:3128")
	t.Setenv("NO_PROXY", "example.com,10.0.0.0/8,2001:db8::/48")

	// always go to GOROOT/bin anyway.
	os.Setenv("GOBIN", gorootBin)

	// Make the environment more predictable.
	os.Setenv("LANG", "C")
	os.Setenv("LANGUAGE", "en_US.UTF8")
	os.Unsetenv("GO111MODULE")
	os.Setenv("GOENV", "off")
	os.Unsetenv("GOFLAGS")
	os.Setenv("GOWORK", "off")

	workdir = xworkdir()
	if err := os.WriteFile(pathf("%s/go.mod", workdir), []byte("module bootstrap"), 0666); err != nil {

		}
	}
	return m
}

func initConsoleServer() (*consoleapi.Server, error) {
	// unset all console_ environment variables.
	for _, cenv := range env.List(consolePrefix) {
		os.Unsetenv(cenv)
	}

	// enable all console environment variables
	minioConfigToConsoleFeatures()

	// set certs dir to minio directory
	consoleCerts.GlobalCertsDir = &consoleCerts.ConfigDir{

	if target := os.Getenv(targetEnv); target != "" && TestVersionSwitch != "loop" {
		if gover.LocalToolchain() != target {
			base.Fatalf("toolchain %v invoked to provide %v", gover.LocalToolchain(), target)
		}
		os.Unsetenv(targetEnv)

		// Note: It is tempting to check that if gotoolchain != "local"
		// then target == gotoolchain here, as a sanity check that
		// the child has made the same version determination as the parent.