public function test_keywords() { $this->assertEquals($this->seo->getKeywords(), ""); $this->seo->setKeywords(['hello', 'world', 'pyncil', 'seo']); $this->assertEquals($this->seo->getKeywords(), "<meta name=\"keywords\" content=\"hello, world, pyncil, seo\">"); $this->seo->setKeywords('dog, cat, fish, pig'); $this->assertEquals($this->seo->getKeywords(), "<meta name=\"keywords\" content=\"dog, cat, fish, pig\">"); $this->seo->addKeyword('potato')->addKeyword('test')->addKeyword('new')->addKeyword('kid'); $this->assertEquals($this->seo->getKeywords(), "<meta name=\"keywords\" content=\"dog, cat, fish, pig, potato, test, new, kid\">"); $this->seo->setKeywords(['hello', 'world', 'pyncil', 'seo']); $this->assertEquals($this->seo->getKeywords(), "<meta name=\"keywords\" content=\"hello, world, pyncil, seo\">"); $this->seo->addKeywords(['potato', 'test'])->addKeywords('new, kid'); $this->assertEquals($this->seo->getKeywords(), "<meta name=\"keywords\" content=\"hello, world, pyncil, seo, potato, test, new, kid\">"); }