1
|
<?php
|
2
|
|
3
|
/**
|
4
|
* @file
|
5
|
* Contains \CtoolsMathExpressionStackTestCase
|
6
|
*/
|
7
|
|
8
|
/**
|
9
|
* Tests the simple MathExpressionStack class.
|
10
|
*/
|
11
|
class CtoolsMathExpressionStackTestCase extends DrupalWebTestCase {
|
12
|
public static function getInfo() {
|
13
|
return array(
|
14
|
'name' => 'CTools math expression stack tests',
|
15
|
'description' => 'Test the stack class of the math expression library.',
|
16
|
'group' => 'ctools',
|
17
|
);
|
18
|
}
|
19
|
|
20
|
public function setUp() {
|
21
|
parent::setUp('ctools', 'ctools_plugin_test');
|
22
|
}
|
23
|
|
24
|
public function testStack() {
|
25
|
$stack = new ctools_math_expr_stack();
|
26
|
|
27
|
// Test the empty stack.
|
28
|
$this->assertNull($stack->last());
|
29
|
$this->assertNull($stack->pop());
|
30
|
|
31
|
// Add an element and see whether it's the right element.
|
32
|
$value = $this->randomName();
|
33
|
$stack->push($value);
|
34
|
$this->assertIdentical($value, $stack->last());
|
35
|
$this->assertIdentical($value, $stack->pop());
|
36
|
$this->assertNull($stack->pop());
|
37
|
|
38
|
// Add multiple elements and see whether they are returned in the right order.
|
39
|
$values = array($this->randomName(), $this->randomName(), $this->randomName());
|
40
|
foreach ($values as $value) {
|
41
|
$stack->push($value);
|
42
|
}
|
43
|
|
44
|
// Test the different elements at different positions with the last() method.
|
45
|
$count = count($values);
|
46
|
foreach ($values as $key => $value) {
|
47
|
$this->assertEqual($value, $stack->last($count - $key));
|
48
|
}
|
49
|
|
50
|
// Pass in a non-valid number to last.
|
51
|
$non_valid_number = rand(10, 20);
|
52
|
$this->assertNull($stack->last($non_valid_number));
|
53
|
|
54
|
// Test the order of the poping.
|
55
|
$values = array_reverse($values);
|
56
|
foreach ($values as $key => $value) {
|
57
|
$this->assertEqual($stack->last(), $value);
|
58
|
$this->assertEqual($stack->pop(), $value);
|
59
|
}
|
60
|
$this->assertNull($stack->pop());
|
61
|
|
62
|
}
|
63
|
}
|