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File: tests/AliasedArrayTest.php

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File: tests/AliasedArrayTest.php
Role: Unit test script
Content type: text/plain
Description: PHPUnit tests
Class: Aliased Array
Assign array entries that point to other entries
Author: By
Last change: New
Date: 6 years ago
Size: 2,844 bytes
 

Contents

Class file image Download
<?php
// Tests for AliasedArray class

require __DIR__ . '/../AliasedArray.class.php';

class
AliasedArrayTest extends PHPUnit_Framework_TestCase {

    function
test_1() {

       
$a = new AliasedArray();

       
$this->assertEquals(NULL, $a->get(0));
       
$this->assertEquals(NULL, $a['abc']);

       
// default array assignment

       
$a->set('zero');
       
$this->assertEquals('zero', $a->get(0));

       
$a[] = 'one';
       
$this->assertEquals('one', $a->get(1));

       
$this->assertEquals(2, count($a));

       
// overwrite

       
$a->set('newzero', 0);
       
$this->assertEquals('newzero', $a->get(0));

       
// set an alias of zerokey to element 0.

       
$a->alias(0, 'zerokey');
        try{
           
$a->alias(0, 'zerokey');
           
$this->fail('Failed to throw exception for duplicate alias');
        } catch (
Exception $e) {}

       
$this->assertTrue(isset($a[0]));
       
$this->assertEquals('newzero', $a[0]);
       
$this->assertEquals('newzero', $a->get('zerokey'));
       
$this->assertEquals('newzero', $a['zerokey']);

       
// Try to add a alias pointing to a non-existant index

       
try {
           
$a->alias(400, 'a2');
           
$this->fail('Failed to throw exception when no key for alias exists');
        } catch (
Exception $exc) { }

       
$a[400] = null;
       
$a->alias(400, 'a2');
       
$a->alias(400, 'a3');
       
$this->assertNull($a->get(400));
       
$this->assertNull($a->get('a2'));
       
$this->assertNull($a->get('a3'));

       
$a[400] = 1;

        unset(
$a[400]);
       
$this->assertNull($a[400]);
       
$this->assertNull($a['a2']);
       
$this->assertNull($a['a3']);

       
$a[400] = 1;
       
$a->alias(400, 'b');
        unset(
$a['b']);
       
$this->assertNull($a[400]);
       
$this->assertNull($a['b']);

       
// null returned for element never set.

       
$this->assertNull($a[1000]);

       
// make sure iterator works.

       
for($i=0; $i<count($a); $i++) {
            if (
$i == 0) $this->assertEquals('newzero', $a[0]);
            if (
$i == 1) $this->assertEquals('one', $a[1]);
        }

       
$a->append('hello'); // adds element 401
       
$this->assertTrue(count($a) == 3);

       
$a['abc'] = 'abc';
       
$this->assertTrue(count($a) == 4);

       
$copy = $a->getArrayCopy();
       
$this->assertTrue(count($copy) == count($a));

       
$this->assertEquals(1, count($a->getAliases()));
    }

    function
testParent() {
       
$aa = new AliasedArray(array('a'=>1,'b'=>2,'c'=>3));
       
$this->assertEquals(3,$aa->count());
       
$aa->alias('a', 'one');
       
$aa->alias('b', 'two');
       
$aa->alias('c', 'three');
       
$this->assertEquals(1, $aa['one']);
       
$this->assertEquals(2, $aa['two']);
       
$this->assertEquals(3, $aa['three']);
    }

}

?>

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