123 lines
5.0 KiB
Plaintext
123 lines
5.0 KiB
Plaintext
<?php
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// $Id$
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/**
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* @file
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* Unit tests for the Drupal Batch API.
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*/
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/**
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* Tests for the batch API progress page theme.
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*/
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class BatchAPIThemeTestCase extends DrupalWebTestCase {
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public static function getInfo() {
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return array(
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'name' => 'Batch API progress page theme',
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'description' => 'Tests that while a progressive batch is running, it correctly uses the theme of the page that started the batch.',
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'group' => 'Batch API',
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);
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}
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function setUp() {
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parent::setUp('system_test');
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// Make sure that the page which starts the batch (an administrative page)
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// is using a different theme than would normally be used by the batch API.
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variable_set('theme_default', 'garland');
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variable_set('admin_theme', 'seven');
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}
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/**
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* Tests that the batch API progress page uses the correct theme.
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*/
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function testBatchAPIProgressPageTheme() {
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// Visit an administrative page that runs a test batch, and check that the
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// theme that was used during batch execution (which the batch callback
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// function saved as a variable) matches the theme used on the
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// administrative page.
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$this->drupalGet('admin/system-test/batch-theme');
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$batch_theme_used = variable_get('system_test_batch_theme_used', 'garland');
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$this->assertEqual($batch_theme_used, 'seven', t('A progressive batch correctly uses the theme of the page that started the batch.'));
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}
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}
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/**
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* Tests the function _batch_api_percentage() to make sure that the rounding
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* works properly in all cases.
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*/
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class BatchAPIPercentagesTestCase extends DrupalWebTestCase {
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protected $testCases = array();
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public static function getInfo() {
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return array(
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'name' => 'Batch API percentages',
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'description' => 'Tests the handling of percentage rounding in the Drupal batch API. This is critical to Drupal user experience.',
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'group' => 'Batch API',
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);
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}
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function setUp() {
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// Set up an array of test cases, where the expected values are the keys,
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// and the values are arrays with the keys 'total' and 'current',
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// corresponding with the function parameters of _batch_api_percentage().
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$this->testCases = array(
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// 1/2 is 50%.
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'50' => array('total' => 2, 'current' => 1),
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// Though we should never encounter a case where the current set is set
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// 0, if we did, we should get 0%.
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'0' => array('total' => 3, 'current' => 0),
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// 1/3 is closer to 33% than to 34%.
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'33' => array('total' => 3, 'current' => 1),
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// 2/3 is closer to 67% than to 66%.
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'67' => array('total' => 3, 'current' => 2),
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// A full 3/3 should equal 100%.
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'100' => array('total' => 3, 'current' => 3),
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// 1/199 should round up to 1%.
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'1' => array('total' => 199, 'current' => 1),
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// 198/199 should round down to 99%.
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'99' => array('total' => 199, 'current' => 198),
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// 199/200 would have rounded up to 100%, which would give the false
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// impression of being finished, so we add another digit and should get
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// 99.5%.
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'99.5' => array('total' => 200, 'current' => 199),
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// The same logic holds for 1/200: we should get 0.5%.
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'0.5' => array('total' => 200, 'current' => 1),
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// Numbers that come out evenly, such as 50/200, should be forced to have
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// extra digits for consistancy.
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'25.0' => array('total' => 200, 'current' => 50),
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// Regardless of number of digits we're using, 100% should always just be
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// 100%.
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'100' => array('total' => 200, 'current' => 200),
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// 1998/1999 should similarly round down to 99.9%.
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'99.9' => array('total' => 1999, 'current' => 1998),
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// 1999/2000 should add another digit and go to 99.95%.
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'99.95' => array('total' => 2000, 'current' => 1999),
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// 19999/20000 should add yet another digit and go to 99.995%.
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'99.995' => array('total' => 20000, 'current' => 19999),
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);
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parent::setUp();
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}
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/**
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* Test the _batch_api_percentage() function with the data stored in the
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* testCases class variable.
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*/
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function testBatchAPIPercentages() {
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require_once DRUPAL_ROOT . '/includes/batch.inc';
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foreach ($this->testCases as $expected_result => $arguments) {
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// PHP sometimes casts numeric strings that are array keys to integers,
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// cast them back here.
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$expected_result = (string)$expected_result;
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$total = $arguments['total'];
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$current = $arguments['current'];
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$actual_result = _batch_api_percentage($total, $current);
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if ($actual_result === $expected_result) {
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$this->pass(t('Expected the batch api percentage at the state @numerator/@denominator to be @expected%, and got @actual%.', array('@numerator' => $current, '@denominator' => $total, '@expected' => $expected_result, '@actual' => $actual_result)));
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}
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else {
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$this->fail(t('Expected the batch api percentage at the state @numerator/@denominator to be @expected%, but got @actual%.', array('@numerator' => $current, '@denominator' => $total, '@expected' => $expected_result, '@actual' => $actual_result)));
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}
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}
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}
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}
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