filesystem->write('foo/foobar/bar.txt', 'data'); $this->filesystem->write('foo/bar/buzz.txt', 'data'); $this->filesystem->write('foobarbuz.txt', 'data'); $this->filesystem->write('foo', 'data'); $allKeys = $this->filesystem->listKeys(' '); //empty pattern results in ->keys call $this->assertEquals( $this->filesystem->keys(), $allKeys['keys'] ); //these values are canonicalized to avoid wrong order or keys issue $keys = $this->filesystem->listKeys('foo'); $this->assertEquals( $this->filesystem->keys(), $keys['keys'], '', 0, 10, true); $keys = $this->filesystem->listKeys('foo/foob'); $this->assertEquals( array('foo/foobar/bar.txt'), $keys['keys'], '', 0, 10, true); $keys = $this->filesystem->listKeys('foo/'); $this->assertEquals( array('foo/foobar/bar.txt', 'foo/bar/buzz.txt'), $keys['keys'], '', 0, 10, true); $keys = $this->filesystem->listKeys('foo'); $this->assertEquals( array('foo/foobar/bar.txt', 'foo/bar/buzz.txt', 'foobarbuz.txt', 'foo'), $keys['keys'], '', 0, 10, true); $keys = $this->filesystem->listKeys('fooz'); $this->assertEquals( array(), $keys['keys'], '', 0, 10, true); } }