public function testPlaceholderSubstitution() { // a route that matches a two-segment URI with the first segment being 'alpha' // and the second being used as the action $r = new Route('/alpha/{beta}', 'alpha/{beta}'); $this->assertFalse($r->match('/beta/delta')); $this->assertTrue($r->match('/alpha/delta')); $this->assertEquals(['beta' => 'delta'], $r->args()); $this->assertEquals('alpha/delta', $r->to()); }