assertCount(2, $tokenizer->tokenize("This has some words. Why only 4 words?")); $this->assertCount(2, $tokenizer->tokenize("My name is Yooper. I like programming!")); $this->assertCount(2, $tokenizer->tokenize("My name is Yooper!? I like programming!! !!")); $this->assertCount(3, $tokenizer->tokenize($this->getArticle())); $this->assertCount(1, $tokenizer->tokenize("The U.S.A. recently dropped out of the T.P.P.")); } private function getArticle() { return <<