+
+ /**
+ * Test if semaphore locking works even when trying to release locks, where the file exists
+ * but it shouldn't harm locking
+ */
+ public function testMissingFileNotOverriding()
+ {
+ $file = get_temppath() . '/test.sem';
+ touch($file);
+
+ $this->assertTrue(file_exists($file));
+ $this->assertFalse($this->instance->release('test', false));
+ $this->assertTrue(file_exists($file));
+ }
+
+ /**
+ * Test overriding semaphore release with already set semaphore
+ * This test proves that semaphore locks cannot get released by other instances except themselves
+ *
+ * Check for Bug https://github.com/friendica/friendica/issues/7298#issuecomment-521996540
+ * @see https://github.com/friendica/friendica/issues/7298#issuecomment-521996540
+ */
+ public function testMissingFileOverriding()
+ {
+ $file = get_temppath() . '/test.sem';
+ touch($file);
+
+ $this->assertTrue(file_exists($file));
+ $this->assertFalse($this->instance->release('test', true));
+ $this->assertTrue(file_exists($file));
+ }
+
+ /**
+ * Test acquire lock even the semaphore file exists, but isn't used
+ */
+ public function testOverrideSemFile()
+ {
+ $file = get_temppath() . '/test.sem';
+ touch($file);
+
+ $this->assertTrue(file_exists($file));
+ $this->assertTrue($this->instance->acquire('test'));
+ $this->assertTrue($this->instance->isLocked('test'));
+ $this->assertTrue($this->instance->release('test'));
+ }