'Batch processing',
'description' => 'Test batch processing in form and non-form workflow.',
'group' => 'Batch API',
);
}
/**
* Tests batches triggered outside of form submission.
*/
function testBatchNoForm() {
// Displaying the page triggers batch 1.
$this->drupalGet('batch-test/no-form');
$this->assertBatchMessages($this->_resultMessages(1), 'Batch for step 2 performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_1'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
}
/**
* Tests batches defined in a form submit handler.
*/
function testBatchForm() {
// Batch 0: no operation.
$edit = array('batch' => 'batch_0');
$this->drupalPost('batch-test/simple', $edit, 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_0'), 'Batch with no operation performed successfully.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
// Batch 1: several simple operations.
$edit = array('batch' => 'batch_1');
$this->drupalPost('batch-test/simple', $edit, 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_1'), 'Batch with simple operations performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_1'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
// Batch 2: one multistep operation.
$edit = array('batch' => 'batch_2');
$this->drupalPost('batch-test/simple', $edit, 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_2'), 'Batch with multistep operation performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_2'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
// Batch 3: simple + multistep combined.
$edit = array('batch' => 'batch_3');
$this->drupalPost('batch-test/simple', $edit, 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_3'), 'Batch with simple and multistep operations performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_3'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
// Batch 4: nested batch.
$edit = array('batch' => 'batch_4');
$this->drupalPost('batch-test/simple', $edit, 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_4'), 'Nested batch performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_4'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
}
/**
* Tests batches defined in a multistep form.
*/
function testBatchFormMultistep() {
$this->drupalGet('batch-test/multistep');
$this->assertText('step 1', 'Form is displayed in step 1.');
// First step triggers batch 1.
$this->drupalPost(NULL, array(), 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_1'), 'Batch for step 1 performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_1'), 'Execution order was correct.');
$this->assertText('step 2', 'Form is displayed in step 2.');
// Second step triggers batch 2.
$this->drupalPost(NULL, array(), 'Submit');
$this->assertBatchMessages($this->_resultMessages('batch_2'), 'Batch for step 2 performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_2'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
}
/**
* Tests batches defined in different submit handlers on the same form.
*/
function testBatchFormMultipleBatches() {
// Batches 1, 2 and 3 are triggered in sequence by different submit
// handlers. Each submit handler modify the submitted 'value'.
$value = rand(0, 255);
$edit = array('value' => $value);
$this->drupalPost('batch-test/chained', $edit, 'Submit');
// Check that result messages are present and in the correct order.
$this->assertBatchMessages($this->_resultMessages('chained'), 'Batches defined in separate submit handlers performed successfully.');
// The stack contains execution order of batch callbacks and submit
// hanlders and logging of corresponding $form_state[{values'].
$this->assertEqual(batch_test_stack(), $this->_resultStack('chained', $value), 'Execution order was correct, and $form_state is correctly persisted.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
}
/**
* Tests batches defined in a programmatically submitted form.
*
* Same as above, but the form is submitted through drupal_form_execute().
*/
function testBatchFormProgrammatic() {
// Batches 1, 2 and 3 are triggered in sequence by different submit
// handlers. Each submit handler modify the submitted 'value'.
$value = rand(0, 255);
$this->drupalGet('batch-test/programmatic/' . $value);
// Check that result messages are present and in the correct order.
$this->assertBatchMessages($this->_resultMessages('chained'), 'Batches defined in separate submit handlers performed successfully.');
// The stack contains execution order of batch callbacks and submit
// hanlders and logging of corresponding $form_state[{values'].
$this->assertEqual(batch_test_stack(), $this->_resultStack('chained', $value), 'Execution order was correct, and $form_state is correctly persisted.');
$this->assertText('Got out of a programmatic batched form.', 'Page execution continues normally.');
}
/**
* Tests that drupal_form_submit() can run within a batch operation.
*/
function testDrupalFormSubmitInBatch() {
// Displaying the page triggers a batch that programmatically submits a
// form.
$value = rand(0, 255);
$this->drupalGet('batch-test/nested-programmatic/' . $value);
$this->assertEqual(batch_test_stack(), array('mock form submitted with value = ' . $value), 'drupal_form_submit() ran successfully within a batch operation.');
}
/**
* Tests batches that return $context['finished'] > 1 do in fact complete.
*
* @see http://drupal.org/node/600836
*/
function testBatchLargePercentage() {
// Displaying the page triggers batch 5.
$this->drupalGet('batch-test/large-percentage');
$this->assertBatchMessages($this->_resultMessages(1), 'Batch for step 2 performed successfully.');
$this->assertEqual(batch_test_stack(), $this->_resultStack('batch_5'), 'Execution order was correct.');
$this->assertText('Redirection successful.', 'Redirection after batch execution is correct.');
}
/**
* Triggers a pass if the texts were found in order in the raw content.
*
* @param $texts
* Array of raw strings to look for .
* @param $message
* Message to display.
*
* @return
* TRUE on pass, FALSE on fail.
*/
function assertBatchMessages($texts, $message) {
$pattern = '|' . implode('.*', $texts) .'|s';
return $this->assertPattern($pattern, $message);
}
/**
* Returns expected execution stacks for the test batches.
*/
function _resultStack($id, $value = 0) {
$stack = array();
switch ($id) {
case 'batch_1':
for ($i = 1; $i <= 10; $i++) {
$stack[] = "op 1 id $i";
}
break;
case 'batch_2':
for ($i = 1; $i <= 10; $i++) {
$stack[] = "op 2 id $i";
}
break;
case 'batch_3':
for ($i = 1; $i <= 5; $i++) {
$stack[] = "op 1 id $i";
}
for ($i = 1; $i <= 5; $i++) {
$stack[] = "op 2 id $i";
}
for ($i = 6; $i <= 10; $i++) {
$stack[] = "op 1 id $i";
}
for ($i = 6; $i <= 10; $i++) {
$stack[] = "op 2 id $i";
}
break;
case 'batch_4':
for ($i = 1; $i <= 5; $i++) {
$stack[] = "op 1 id $i";
}
$stack[] = 'setting up batch 2';
for ($i = 6; $i <= 10; $i++) {
$stack[] = "op 1 id $i";
}
$stack = array_merge($stack, $this->_resultStack('batch_2'));
break;
case 'batch_5':
for ($i = 1; $i <= 10; $i++) {
$stack[] = "op 5 id $i";
}
break;
case 'chained':
$stack[] = 'submit handler 1';
$stack[] = 'value = ' . $value;
$stack = array_merge($stack, $this->_resultStack('batch_1'));
$stack[] = 'submit handler 2';
$stack[] = 'value = ' . ($value + 1);
$stack = array_merge($stack, $this->_resultStack('batch_2'));
$stack[] = 'submit handler 3';
$stack[] = 'value = ' . ($value + 2);
$stack[] = 'submit handler 4';
$stack[] = 'value = ' . ($value + 3);
$stack = array_merge($stack, $this->_resultStack('batch_3'));
break;
}
return $stack;
}
/**
* Returns expected result messages for the test batches.
*/
function _resultMessages($id) {
$messages = array();
switch ($id) {
case 'batch_0':
$messages[] = 'results for batch 0
none';
break;
case 'batch_1':
$messages[] = 'results for batch 1
op 1: processed 10 elements';
break;
case 'batch_2':
$messages[] = 'results for batch 2
op 2: processed 10 elements';
break;
case 'batch_3':
$messages[] = 'results for batch 3
op 1: processed 10 elements
op 2: processed 10 elements';
break;
case 'batch_4':
$messages[] = 'results for batch 4
op 1: processed 10 elements';
$messages = array_merge($messages, $this->_resultMessages('batch_2'));
break;
case 'batch_5':
$messages[] = 'results for batch 5
op 1: processed 10 elements. $context[\'finished\'] > 1 returned from batch process, with success.';
break;
case 'chained':
$messages = array_merge($messages, $this->_resultMessages('batch_1'));
$messages = array_merge($messages, $this->_resultMessages('batch_2'));
$messages = array_merge($messages, $this->_resultMessages('batch_3'));
break;
}
return $messages;
}
}