'foo.settings/baz', 'value' => 'wambooli', 'in' => '~/foo.settings.yml', ]; $plugin = new Define($config, uniqID(), []); $plugin->setTarget($this->target); $plugin->execute(); $url = $this->dir->getChild('foo.settings.yml')->url(); $this->assertFileExists($url); $expected = <<assertEquals($expected, file_get_contents($url)); } }