public function testItCanDoubleAndSaveWithFakeObject()
{
//$dao = new RealDao();
$dao = new FakeDao();
$mathLibrary = new MathematicalLibrary(new Calculator(), new DummyDisplay(), $dao);
$mathLibrary->DoubleAndSave(2);
$this->assertEquals(4, $dao->selectAll()[0]);
}
require_once __DIR__ . '/Calculator.php';
require_once __DIR__ . '/RealDao.php';
?>
<head>
<title>MathLib</title>
</head>
<body>
<form name="FormDouble" action="#" method="post">
<label for="number">Number:</label>
<input type="text" id="number" name="number">
<input type="submit" name="Double it" value="Double it">
</form>
<?php
$value = 0;
$mathLib = new MathematicalLibrary(new Calculator(), new Display());
$value = $_POST["number"] != null && isset($_POST["number"]) && is_numeric($_POST["number"]) ? $_POST["number"] : 0;
//echo "<p style='background-color: aqua;color: black'>".$value."</p>";
if ($value != 0) {
$doubleValue = $mathLib->double($value);
}
?>
<?php
if ($value !== 0) {
?>
<p style='background-color: aqua;color: black'>
The Double of <?php
echo $value;
?>
is <?php