/** * expectedException PHPUnit_Framework_Error */ public function testIs_Alpha() { $contact = new CContact(); $this->assertTrue($contact->is_alpha(123)); $this->assertTrue($contact->is_alpha('123')); $this->assertFalse($contact->is_alpha('monkey')); $this->assertFalse($contact->is_alpha('3.14159')); $this->assertFalse($contact->is_alpha(3.14159)); }