function Test_of_decrementAttribute() { $AkTestField = new AkTestField(); $AkTestField->set('integer_field', 10); $this->assertTrue($AkTestField->integer_field === 10); $this->assertTrue($AkTestField->get('integer_field') === 10); $AkTestField->decrementAttribute('integer_field'); $this->assertTrue($AkTestField->integer_field === 9); $this->assertTrue($AkTestField->get('integer_field') === 9); $AkTestField->decrementAttribute('decimal_field'); $this->assertTrue($AkTestField->decimal_field === 0); $this->assertTrue($AkTestField->get('decimal_field') === 0); $AkTestField->decrementAttribute('decimal_field'); $this->assertTrue($AkTestField->decimal_field === -1); $this->assertTrue($AkTestField->get('decimal_field') === -1); }