public function testFileSystemAdapterDeleteException() { $resolver = $this->getMock('ImgMan\\Storage\\Adapter\\FileSystem\\Resolver\\ResolverDefault'); $resolver->expects($this->any())->method('resolveName')->will($this->returnCallback(function () { throw new \RuntimeException(); })); /** @var $resolver ResolverDefault */ $this->fileSystem->setResolver($resolver); $this->assertFalse($this->fileSystem->deleteImage('test/test')); }