From f72e435759e8fafe3b06af35072c1907ba016546 Mon Sep 17 00:00:00 2001 From: Oleg Pudeyev Date: Tue, 4 Dec 2012 02:21:53 -0500 Subject: [ticket/10103] Test for flock lock class, with concurrency no less. PHPBB3-10103 --- tests/lock/flock_test.php | 108 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 tests/lock/flock_test.php (limited to 'tests/lock/flock_test.php') diff --git a/tests/lock/flock_test.php b/tests/lock/flock_test.php new file mode 100644 index 0000000000..5c645de27c --- /dev/null +++ b/tests/lock/flock_test.php @@ -0,0 +1,108 @@ +acquire(); + $this->assertTrue($ok); + $lock->release(); + } + + public function test_consecutive_locking() + { + $path = __DIR__ . '/../tmp/precious'; + + $lock = new phpbb_lock_flock($path); + $ok = $lock->acquire(); + $this->assertTrue($ok); + $lock->release(); + + $ok = $lock->acquire(); + $this->assertTrue($ok); + $lock->release(); + + $ok = $lock->acquire(); + $this->assertTrue($ok); + $lock->release(); + } + + /* This hangs the process. + public function test_concurrent_locking_fail() + { + $path = __DIR__ . '/../tmp/precious'; + + $lock1 = new phpbb_lock_flock($path); + $ok = $lock1->acquire(); + $this->assertTrue($ok); + + $lock2 = new phpbb_lock_flock($path); + $ok = $lock2->acquire(); + $this->assertFalse($ok); + + $lock->release(); + $ok = $lock2->acquire(); + $this->assertTrue($ok); + } + */ + + public function test_concurrent_locking() + { + if (!function_exists('pcntl_fork')) + { + $this->markTestSkipped('pcntl extension and pcntl_fork are required for this test'); + } + + $path = __DIR__ . '/../tmp/precious'; + + if ($pid = pcntl_fork()) + { + // parent + // wait 0.5 s, acquire the lock, note how long it took + sleep(0.5); + + $lock = new phpbb_lock_flock($path); + $start = time(); + $ok = $lock->acquire(); + $delta = time() - $start; + $this->assertTrue($ok); + $this->assertTrue($delta > 0.5); + + $lock->release(); + + // acquire again, this should be instantaneous + $start = time(); + $ok = $lock->acquire(); + $delta = time() - $start; + $this->assertTrue($ok); + $this->assertTrue($delta < 0.1); + + // reap the child + $status = null; + pcntl_waitpid($pid, $status); + } + else + { + // child + // immediately acquire the lock and sleep for 2 s + $lock = new phpbb_lock_flock($path); + $ok = $lock->acquire(); + $this->assertTrue($ok); + sleep(2); + $lock->release(); + + // and go away silently + pcntl_exec('/usr/bin/env', array('true')); + } + } +} -- cgit v1.2.1 From fc410e1cd0071a2de3dc90ce62a5abbef0266f15 Mon Sep 17 00:00:00 2001 From: Oleg Pudeyev Date: Tue, 4 Dec 2012 02:38:57 -0500 Subject: [ticket/10103] Try a longer sleep for travis. Apparently travis takes longer than half a second to fork php. PHPBB3-10103 --- tests/lock/flock_test.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'tests/lock/flock_test.php') diff --git a/tests/lock/flock_test.php b/tests/lock/flock_test.php index 5c645de27c..bc682f9410 100644 --- a/tests/lock/flock_test.php +++ b/tests/lock/flock_test.php @@ -69,7 +69,7 @@ class phpbb_lock_flock_test extends phpbb_test_case { // parent // wait 0.5 s, acquire the lock, note how long it took - sleep(0.5); + sleep(1); $lock = new phpbb_lock_flock($path); $start = time(); -- cgit v1.2.1 From a553cfbc30472f136f9904d97bf4d09a7187518f Mon Sep 17 00:00:00 2001 From: Oleg Pudeyev Date: Tue, 4 Dec 2012 13:46:01 -0500 Subject: [ticket/10103] Inline assignment is bad? PHPBB3-10103 --- tests/lock/flock_test.php | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'tests/lock/flock_test.php') diff --git a/tests/lock/flock_test.php b/tests/lock/flock_test.php index bc682f9410..abcb4e79c2 100644 --- a/tests/lock/flock_test.php +++ b/tests/lock/flock_test.php @@ -65,7 +65,8 @@ class phpbb_lock_flock_test extends phpbb_test_case $path = __DIR__ . '/../tmp/precious'; - if ($pid = pcntl_fork()) + $pid = pcntl_fork(); + if ($pid) { // parent // wait 0.5 s, acquire the lock, note how long it took -- cgit v1.2.1 From 285feb49f82084b5b489aa1fc6765b9b02ea1b29 Mon Sep 17 00:00:00 2001 From: Oleg Pudeyev Date: Tue, 4 Dec 2012 13:47:57 -0500 Subject: [ticket/10103] assertLessThan/assertGreaterThan. PHPBB3-10103 --- tests/lock/flock_test.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'tests/lock/flock_test.php') diff --git a/tests/lock/flock_test.php b/tests/lock/flock_test.php index abcb4e79c2..8bb7d0a041 100644 --- a/tests/lock/flock_test.php +++ b/tests/lock/flock_test.php @@ -77,7 +77,7 @@ class phpbb_lock_flock_test extends phpbb_test_case $ok = $lock->acquire(); $delta = time() - $start; $this->assertTrue($ok); - $this->assertTrue($delta > 0.5); + $this->assertGreaterThan(0.5, $delta); $lock->release(); @@ -86,7 +86,7 @@ class phpbb_lock_flock_test extends phpbb_test_case $ok = $lock->acquire(); $delta = time() - $start; $this->assertTrue($ok); - $this->assertTrue($delta < 0.1); + $this->assertLessThan(0.1, $delta); // reap the child $status = null; -- cgit v1.2.1 From e22dd7dfadedd951d1fd17b61fa700c572ca4d79 Mon Sep 17 00:00:00 2001 From: Oleg Pudeyev Date: Tue, 4 Dec 2012 13:50:35 -0500 Subject: [ticket/10103] Assert with messages. PHPBB3-10103 --- tests/lock/flock_test.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'tests/lock/flock_test.php') diff --git a/tests/lock/flock_test.php b/tests/lock/flock_test.php index 8bb7d0a041..1edc96b3a4 100644 --- a/tests/lock/flock_test.php +++ b/tests/lock/flock_test.php @@ -77,7 +77,7 @@ class phpbb_lock_flock_test extends phpbb_test_case $ok = $lock->acquire(); $delta = time() - $start; $this->assertTrue($ok); - $this->assertGreaterThan(0.5, $delta); + $this->assertGreaterThan(0.5, $delta, 'First lock acquired too soon'); $lock->release(); @@ -86,7 +86,7 @@ class phpbb_lock_flock_test extends phpbb_test_case $ok = $lock->acquire(); $delta = time() - $start; $this->assertTrue($ok); - $this->assertLessThan(0.1, $delta); + $this->assertLessThan(0.1, $delta, 'Second lock not acquired instantaneously'); // reap the child $status = null; -- cgit v1.2.1