diff --git a/src/LibEvLoop.php b/src/LibEvLoop.php
index 1f0124ae..929d2eb6 100644
--- a/src/LibEvLoop.php
+++ b/src/LibEvLoop.php
@@ -35,6 +35,10 @@ public function __construct()
*/
public function addReadStream($stream, callable $listener)
{
+ if (isset($this->readEvents[(int) $stream])) {
+ return;
+ }
+
$callback = function () use ($stream, $listener) {
call_user_func($listener, $stream, $this);
};
@@ -50,6 +54,10 @@ public function addReadStream($stream, callable $listener)
*/
public function addWriteStream($stream, callable $listener)
{
+ if (isset($this->writeEvents[(int) $stream])) {
+ return;
+ }
+
$callback = function () use ($stream, $listener) {
call_user_func($listener, $stream, $this);
};
diff --git a/tests/AbstractLoopTest.php b/tests/AbstractLoopTest.php
index d054648a..3351a8aa 100644
--- a/tests/AbstractLoopTest.php
+++ b/tests/AbstractLoopTest.php
@@ -47,6 +47,20 @@ public function testAddReadStream()
$this->tickLoop($this->loop);
}
+ public function testAddReadStreamIgnoresSecondCallable()
+ {
+ list ($input, $output) = $this->createSocketPair();
+
+ $this->loop->addReadStream($input, $this->expectCallableExactly(2));
+ $this->loop->addReadStream($input, $this->expectCallableNever());
+
+ fwrite($output, "foo\n");
+ $this->tickLoop($this->loop);
+
+ fwrite($output, "bar\n");
+ $this->tickLoop($this->loop);
+ }
+
public function testAddWriteStream()
{
list ($input) = $this->createSocketPair();
@@ -56,6 +70,16 @@ public function testAddWriteStream()
$this->tickLoop($this->loop);
}
+ public function testAddWriteStreamIgnoresSecondCallable()
+ {
+ list ($input) = $this->createSocketPair();
+
+ $this->loop->addWriteStream($input, $this->expectCallableExactly(2));
+ $this->loop->addWriteStream($input, $this->expectCallableNever());
+ $this->tickLoop($this->loop);
+ $this->tickLoop($this->loop);
+ }
+
public function testRemoveReadStreamInstantly()
{
list ($input, $output) = $this->createSocketPair();
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