function testWithinFloatingPointMargin()
{
$within = new WithinMarginExpectation(1.0, 0.2);
$this->assertFalse($within->test(0.7));
$this->assertTrue($within->test(0.8));
$this->assertTrue($within->test(0.9));
$this->assertTrue($within->test(1.1));
$this->assertTrue($within->test(1.2));
$this->assertFalse($within->test(1.3));
}
/**
* Tests the expectation. True if it matches the
* held value.
* @param mixed $compare Comparison value.
* @return boolean True if correct.
* @access public
*/
function test($compare)
{
return !parent::test($compare);
}
/**
* Sets the range of values to compare against.
* Used for comparing floating point and integer values.
* @param mixed $minimum Lowest permissable value.
* @param mixed $maximum Highest permissable value.
* @param string $message Customised message on failure.
* @access public
*/
function __construct($minimum, $maximum, $message = '%s')
{
parent::__construct($minimum, $maximum, $message);
$this->upper = $maximum;
$this->lower = $minimum;
}