Exemplo n.º 1
0
func TestReadTimeout(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()
			}()
		}
	}()

	// Do

	c1, err := redis.Dial(l.Addr().Network(), l.Addr().String(), redis.DialReadTimeout(time.Millisecond))
	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")
	}

	// Send/Flush/Receive

	c2, err := redis.Dial(l.Addr().Network(), l.Addr().String(), redis.DialReadTimeout(time.Millisecond))
	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")
	}
}
Exemplo n.º 2
0
// Connect to local instance of Redis running on the default port.
func ExampleDial(x int) {
	c, err := redis.Dial("tcp", ":6379")
	if err != nil {
		// handle error
	}
	defer c.Close()
}
Exemplo n.º 3
0
func TestWrite(t *testing.T) {
	for _, tt := range writeTests {
		var buf bytes.Buffer
		c, _ := redis.Dial("", "", dialTestConn(nil, &buf))
		err := c.Send(tt.args[0].(string), tt.args[1:]...)
		if err != nil {
			t.Errorf("Send(%v) returned error %v", tt.args, err)
			continue
		}
		c.Flush()
		actual := buf.String()
		if actual != tt.expected {
			t.Errorf("Send(%v) = %q, want %q", tt.args, actual, tt.expected)
		}
	}
}
Exemplo n.º 4
0
// Returns a new pool of Redis connections
func (redisBroker *RedisBroker) newPool() *redis.Pool {
	return &redis.Pool{
		MaxIdle:     3,
		IdleTimeout: 240 * time.Second,
		Dial: func() (redis.Conn, error) {
			c, err := redis.Dial("tcp", redisBroker.host)
			if err != nil {
				return nil, err
			}
			return c, err
		},
		TestOnBorrow: func(c redis.Conn, t time.Time) error {
			_, err := c.Do("PING")
			return err
		},
	}
}
Exemplo n.º 5
0
func TestRead(t *testing.T) {
	for _, tt := range readTests {
		c, _ := redis.Dial("", "", dialTestConn(strings.NewReader(tt.reply), nil))
		actual, err := c.Receive()
		if tt.expected == errorSentinel {
			if err == nil {
				t.Errorf("Receive(%q) did not return expected error", tt.reply)
			}
		} else {
			if err != nil {
				t.Errorf("Receive(%q) returned error %v", tt.reply, err)
				continue
			}
			if !reflect.DeepEqual(actual, tt.expected) {
				t.Errorf("Receive(%q) = %v, want %v", tt.reply, actual, tt.expected)
			}
		}
	}
}
Exemplo n.º 6
0
func TestDialURL(t *testing.T) {
	for _, d := range dialErrors {
		_, err := redis.DialURL(d.rawurl)
		if err == nil || !strings.Contains(err.Error(), d.expectedError) {
			t.Errorf("DialURL did not return expected error (expected %v to contain %s)", err, d.expectedError)
		}
	}

	checkPort := func(network, address string) (net.Conn, error) {
		if address != "localhost:6379" {
			t.Errorf("DialURL did not set port to 6379 by default (got %v)", address)
		}
		return net.Dial(network, address)
	}
	c, err := redis.DialURL("redis://localhost", redis.DialNetDial(checkPort))
	if err != nil {
		t.Error("dial error:", err)
	}
	c.Close()

	checkHost := func(network, address string) (net.Conn, error) {
		if address != "localhost:6379" {
			t.Errorf("DialURL did not set host to localhost by default (got %v)", address)
		}
		return net.Dial(network, address)
	}
	c, err = redis.DialURL("redis://:6379", redis.DialNetDial(checkHost))
	if err != nil {
		t.Error("dial error:", err)
	}
	c.Close()

	// Check that the database is set correctly
	c1, err := redis.DialURL("redis://:6379/8")
	defer c1.Close()
	if err != nil {
		t.Error("Dial error:", err)
	}
	dbSize, _ := redis.Int(c1.Do("DBSIZE"))
	if dbSize > 0 {
		t.Fatal("DB 8 has existing keys; aborting test to avoid overwriting data")
	}
	c1.Do("SET", "var", "val")

	c2, err := redis.Dial("tcp", ":6379")
	defer c2.Close()
	if err != nil {
		t.Error("dial error:", err)
	}
	_, err = c2.Do("SELECT", "8")
	if err != nil {
		t.Error(err)
	}
	got, err := redis.String(c2.Do("GET", "var"))
	if err != nil {
		t.Error(err)
	}
	if got != "val" {
		t.Error("DialURL did not correctly set the db.")
	}
	_, err = c2.Do("DEL", "var")
}
Exemplo n.º 7
0
// Returns / creates instance of Redis connection
func (redisBackend *RedisBackend) open() (redis.Conn, error) {
	return redis.Dial("tcp", redisBackend.host)
}
Exemplo n.º 8
0
// Returns / creates instance of Redis connection
func (redisBroker *RedisBroker) open() (redis.Conn, error) {
	return redis.Dial("tcp", redisBroker.host)
}