parser = h_many1(choice(ch("a"), ch("b"))); } public function testSuccess() { $result1 = h_parse($this->parser, "a"); $result2 = h_parse($this->parser, "b"); $result3 = h_parse($this->parser, "aabbaba"); $this->assertEquals(array("a"), $result1); $this->assertEquals(array("b"), $result2); $this->assertEquals(array("c"), $result3); } public function testFailure() { $result1 = h_parse($this->parser, ""); $result2 = h_parse($this->parser, "daabbabadef"); $this->assertEquals(NULL, $result1); $this->assertEquals(NULL, $result2); } } ?>