}
		if len(certs) != testCase.expectedResultLen {
			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 {

		t.Fatalf("lockUID len, got %d, want %d + %d", len(l.lockUID), len(rResources), len(wResources))
	}

	// Expire a minute ago.
	l.expireOldLocks(-time.Minute)
	if len(l.lockMap) != 0 {
		t.Fatalf("after cleanup should be empty, got %d", len(l.lockMap))
	}
	if len(l.lockUID) != 0 {
		t.Fatalf("lockUID len, got %d, want %d", len(l.lockUID), 0)
	}
}

func TestLocalLockerUnlock(t *testing.T) {
	const n = 1000