示例#1
0
func TestReadDeadline(t *testing.T) {
	l, err := net.Listen("tcp", "127.0.0.1:0")
	if err != nil {
		t.Fatalf("net.Listen returned %v", err)
	}
	defer l.Close()

	go func() {
		for {
			c, err := l.Accept()
			if err != nil {
				return
			}
			go func() {
				time.Sleep(time.Second)
				c.Write([]byte("+OK\r\n"))
				c.Close()
			}()
		}
	}()

	c1, err := redis.DialTimeout(l.Addr().Network(), l.Addr().String(), 0, time.Millisecond, 0)
	if err != nil {
		t.Fatalf("redis.Dial returned %v", err)
	}
	defer c1.Close()

	_, err = c1.Do("PING")
	if err == nil {
		t.Fatalf("c1.Do() returned nil, expect error")
	}
	if c1.Err() == nil {
		t.Fatalf("c1.Err() = nil, expect error")
	}

	c2, err := redis.DialTimeout(l.Addr().Network(), l.Addr().String(), 0, time.Millisecond, 0)
	if err != nil {
		t.Fatalf("redis.Dial returned %v", err)
	}
	defer c2.Close()

	c2.Send("PING")
	c2.Flush()
	_, err = c2.Receive()
	if err == nil {
		t.Fatalf("c2.Receive() returned nil, expect error")
	}
	if c2.Err() == nil {
		t.Fatalf("c2.Err() = nil, expect error")
	}
}
示例#2
0
// Dial dials the local Redis server and selects database 9. To prevent
// stomping on real data, DialTestDB fails if database 9 contains data. The
// returned connection flushes database 9 on close.
func Dial() (redis.Conn, error) {
	c, err := redis.DialTimeout("tcp", ":6379", 0, 1*time.Second, 1*time.Second)
	if err != nil {
		return nil, err
	}

	_, err = c.Do("SELECT", "9")
	if err != nil {
		c.Close()
		return nil, err
	}

	n, err := redis.Int(c.Do("DBSIZE"))
	if err != nil {
		c.Close()
		return nil, err
	}

	if n != 0 {
		c.Close()
		return nil, errors.New("database #9 is not empty, test can not continue")
	}

	return testConn{c}, nil
}