symfony
diff --git a/‎src/Symfony/Component/Process/ProcessPipes.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/ProcessPipes.php
+2Lines changed: 2 additions & 0 deletions b/‎src/Symfony/Component/Process/ProcessPipes.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/ProcessPipes.php
+2Lines changed: 2 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Process/Tests/AbstractProcessTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/Tests/AbstractProcessTest.php
+8-1Lines changed: 8 additions & 1 deletion b/‎src/Symfony/Component/Process/Tests/AbstractProcessTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Process/Tests/AbstractProcessTest.php
+8-1Lines changed: 8 additions & 1 deletion
@@ -284,6 +284,8 @@ private function readFileHandles($close = false)
     private function readStreams($blocking, $close = false)
     {
         if (empty($this->pipes)) {
+            usleep(Process::TIMEOUT_PRECISION * 1E4);
+
             return array();
         }
 
 
@@ -596,7 +596,14 @@ public function testRunProcessWithTimeout()
         }
         $duration = microtime(true) - $start;
 
-        $this->assertLessThan($timeout + Process::TIMEOUT_PRECISION, $duration);
+        if (defined('PHP_WINDOWS_VERSION_BUILD')) {
+            // Windows is a bit slower as it read file handles, then allow twice the precision
+            $maxDuration = $timeout + 2 * Process::TIMEOUT_PRECISION;
+        } else {
+            $maxDuration = $timeout + Process::TIMEOUT_PRECISION;
+        }
+
+        $this->assertLessThan($maxDuration, $duration);
     }
 
     public function testCheckTimeoutOnNonStartedProcess()
Original file line number	Diff line number	Diff line change
`@@ -284,6 +284,8 @@ private function readFileHandles($close = false)`
`284`	`284`	`private function readStreams($blocking, $close = false)`
`285`	`285`	`{`
`286`	`286`	`if (empty($this->pipes)) {`
	`287`	`+ usleep(Process::TIMEOUT_PRECISION * 1E4);`
	`288`	`+`
`287`	`289`	`return array();`
`288`	`290`	`}`
`289`	`291`