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<?php
// $Id$
class DBLogTestCase extends DrupalWebTestCase {
protected $big_user;
protected $any_user;
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public static function getInfo() {
return array(
'name' => 'DBLog functionality',
'description' => 'Generate events and verify dblog entries; verify user access to log reports based on persmissions.',
'group' => 'DBLog',
);
}
/**
* Enable modules and create users with specific permissions.
*/
function setUp() {
parent::setUp('dblog', 'blog', 'poll');
// Create users.
$this->big_user = $this->drupalCreateUser(array('administer site configuration', 'access administration pages', 'access site reports', 'administer users'));
$this->any_user = $this->drupalCreateUser(array());
}
/**
* Login users, create dblog events, and test dblog functionality through the admin and user interfaces.
*/
function testDBLog() {
// Login the admin user.
$this->drupalLogin($this->big_user);
$row_limit = 100;
$this->verifyRowLimit($row_limit);
$this->verifyCron($row_limit);
$this->verifyEvents();
$this->verifyReports();
// Login the regular user.
$this->drupalLogin($this->any_user);
$this->verifyReports(403);
}
/**
* Verify setting of the dblog row limit.
*
* @param integer $count Log row limit.
*/
private function verifyRowLimit($row_limit) {
// Change the dblog row limit.
$edit = array();
$edit['dblog_row_limit'] = $row_limit;
$this->drupalPost('admin/config/development/logging', $edit, t('Save configuration'));
$this->assertResponse(200);
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// Check row limit variable.
$current_limit = variable_get('dblog_row_limit', 1000);
$this->assertTrue($current_limit == $row_limit, t('[Cache] Row limit variable of @count equals row limit of @limit', array('@count' => $current_limit, '@limit' => $row_limit)));
// Verify dblog row limit equals specified row limit.
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$current_limit = unserialize(db_query("SELECT value FROM {variable} WHERE name = :dblog_limit", array(':dblog_limit' => 'dblog_row_limit'))->fetchField());
$this->assertTrue($current_limit == $row_limit, t('[Variable table] Row limit variable of @count equals row limit of @limit', array('@count' => $current_limit, '@limit' => $row_limit)));
}
/**
* Verify cron applies the dblog row limit.
*
* @param integer $count Log row limit.
*/
private function verifyCron($row_limit) {
// Generate additional log entries.
$this->generateLogEntries($row_limit + 10);
// Verify dblog row count exceeds row limit.
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$count = db_query('SELECT COUNT(wid) FROM {watchdog}')->fetchField();
$this->assertTrue($count > $row_limit, t('Dblog row count of @count exceeds row limit of @limit', array('@count' => $count, '@limit' => $row_limit)));
// Run cron job.
$this->drupalGet('admin/reports/status/run-cron');
$this->assertResponse(200);
$this->assertText(t('Cron ran successfully'), t('Cron ran successfully'));
// Verify dblog row count equals row limit plus one because cron adds a record after it runs.
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$count = db_query('SELECT COUNT(wid) FROM {watchdog}')->fetchField();
$this->assertTrue($count == $row_limit + 1, t('Dblog row count of @count equals row limit of @limit plus one', array('@count' => $count, '@limit' => $row_limit)));
}
/**
* Generate dblog entries.
*
* @param integer $count
* Number of log entries to generate.
* @param $type
* The type of watchdog entry.
* @param $severity
* The severity of the watchdog entry.
*/
private function generateLogEntries($count, $type = 'custom', $severity = WATCHDOG_NOTICE) {
global $base_root;
// Prepare the fields to be logged
$log = array(
'type' => $type,
'message' => 'Log entry added to test the dblog row limit.',
'variables' => array(),
'severity' => $severity,
'link' => NULL,
'user' => $this->big_user,
'request_uri' => $base_root . request_uri(),
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'referer' => $_SERVER['HTTP_REFERER'],
'ip' => ip_address(),
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'timestamp' => REQUEST_TIME,
);
$message = 'Log entry added to test the dblog row limit.';
for ($i = 0; $i < $count; $i++) {
$log['message'] = $this->randomString();
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dblog_watchdog($log);
}
}
/**
* Verify the logged in user has the desired access to the various dblog nodes.
*
* @param integer $response HTTP response code.
*/
private function verifyReports($response = 200) {
$quote = ''';
// View dblog help node.
$this->drupalGet('admin/help/dblog');
$this->assertResponse($response);
if ($response == 200) {
$this->assertText(t('Database logging'), t('DBLog help was displayed'));
}
// View dblog report node.
$this->drupalGet('admin/reports/dblog');
$this->assertResponse($response);
if ($response == 200) {
$this->assertText(t('Recent log entries'), t('DBLog report was displayed'));
}
// View dblog page-not-found report node.
$this->drupalGet('admin/reports/page-not-found');
$this->assertResponse($response);
if ($response == 200) {
$this->assertText(t('Top ' . $quote . 'page not found' . $quote . ' errors'), t('DBLog page-not-found report was displayed'));
}
// View dblog access-denied report node.
$this->drupalGet('admin/reports/access-denied');
$this->assertResponse($response);
if ($response == 200) {
$this->assertText(t('Top ' . $quote . 'access denied' . $quote . ' errors'), t('DBLog access-denied report was displayed'));
}
// View dblog event node.
$this->drupalGet('admin/reports/event/1');
$this->assertResponse($response);
if ($response == 200) {
$this->assertText(t('Details'), t('DBLog event node was displayed'));
}
}
/**
* Verify events.
*/
private function verifyEvents() {
// Invoke events.
$this->doUser();
$this->doNode('article');
$this->doNode('blog');
$this->doNode('page');
$this->doNode('poll');
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// When a user account is canceled, any content they created remains but the
// uid = 0. Their blog entry shows as "'s blog" on the home page. Records
// in the watchdog table related to that user have the uid set to zero.
}
/**
* Generate and verify user events.
*
*/
private function doUser() {
// Set user variables.
$name = $this->randomName();
$pass = user_password();
// Add user using form to generate add user event (which is not triggered by drupalCreateUser).
$edit = array();
$edit['name'] = $name;
$edit['mail'] = $name . '@example.com';
$edit['pass[pass1]'] = $pass;
$edit['pass[pass2]'] = $pass;
$edit['status'] = 1;
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$this->drupalPost('admin/people/create', $edit, t('Create new account'));
$this->assertResponse(200);
// Retrieve user object.
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$user = user_load_by_name($name);
$this->assertTrue($user != NULL, t('User @name was loaded', array('@name' => $name)));
$user->pass_raw = $pass; // Needed by drupalLogin.
// Login user.
$this->drupalLogin($user);
// Logout user.
$this->drupalLogout();
// Fetch row ids in watchdog that relate to the user.
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$result = db_query('SELECT wid FROM {watchdog} WHERE uid = :uid', array(':uid' => $user->uid));
foreach ($result as $row) {
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$ids[] = $row->wid;
}
$count_before = (isset($ids)) ? count($ids) : 0;
$this->assertTrue($count_before > 0, t('DBLog contains @count records for @name', array('@count' => $count_before, '@name' => $user->name)));
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// Login the admin user.
$this->drupalLogin($this->big_user);
// Delete user.
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// We need to POST here to invoke batch_process() in the internal browser.
$this->drupalPost('user/' . $user->uid . '/cancel', array('user_cancel_method' => 'user_cancel_reassign'), t('Cancel account'));
// Count rows that have uids for the user.
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$count = db_query('SELECT COUNT(wid) FROM {watchdog} WHERE uid = :uid', array(':uid' => $user->uid))->fetchField();
$this->assertTrue($count == 0, t('DBLog contains @count records for @name', array('@count' => $count, '@name' => $user->name)));
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// Count rows in watchdog that previously related to the deleted user.
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$select = db_select('watchdog');
$select->addExpression('COUNT(*)');
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$select->condition('uid', 0);
if ($ids) {
$select->condition('wid', $ids, 'IN');
}
$count_after = $select->execute()->fetchField();
$this->assertTrue($count_after == $count_before, t('DBLog contains @count records for @name that now have uid = 0', array('@count' => $count_before, '@name' => $user->name)));
unset($ids);
// Fetch row ids in watchdog that relate to the user.
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$result = db_query('SELECT wid FROM {watchdog} WHERE uid = :uid', array(':uid' => $user->uid));
foreach ($result as $row) {
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$ids[] = $row->wid;
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}
$this->assertTrue(!isset($ids), t('DBLog contains no records for @name', array('@name' => $user->name)));
// View the dblog report.
$this->drupalGet('admin/reports/dblog');
$this->assertResponse(200);
// Verify events were recorded.
// Add user.
// Default display includes name and email address; if too long then email is replaced by three periods.
// $this->assertRaw(t('New user: %name (%mail)', array('%name' => $edit['name'], '%mail' => $edit['mail'])), t('DBLog event was recorded: [add user]'));
$this->assertRaw(t('New user: %name', array('%name' => $name)), t('DBLog event was recorded: [add user]'));
// Login user.
$this->assertRaw(t('Session opened for %name', array('%name' => $name)), t('DBLog event was recorded: [login user]'));
// Logout user.
$this->assertRaw(t('Session closed for %name', array('%name' => $name)), t('DBLog event was recorded: [logout user]'));
// Delete user.
$this->assertRaw(t('Deleted user: %name', array('%name' => $name)), t('DBLog event was recorded: [delete user]'));
}
/**
* Generate and verify node events.
*
* @param string $type Content type.
*/
private function doNode($type) {
// Create user.
$perm = array('create ' . $type . ' content', 'edit own ' . $type . ' content', 'delete own ' . $type . ' content');
$user = $this->drupalCreateUser($perm);
// Login user.
$this->drupalLogin($user);
// Create node using form to generate add content event (which is not triggered by drupalCreateNode).
$edit = $this->getContent($type);
$title = $edit['title'];
$this->drupalPost('node/add/' . $type, $edit, t('Save'));
$this->assertResponse(200);
// Retrieve node object.
$node = $this->drupalGetNodeByTitle($title);
$this->assertTrue($node != NULL, t('Node @title was loaded', array('@title' => $title)));
// Edit node.
$edit = $this->getContentUpdate($type);
$this->drupalPost('node/' . $node->nid . '/edit', $edit, t('Save'));
$this->assertResponse(200);
// Delete node.
$this->drupalPost('node/' . $node->nid . '/delete', array(), t('Delete'));
$this->assertResponse(200);
// View node (to generate page not found event).
$this->drupalGet('node/' . $node->nid);
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$this->assertResponse(404);
// View the dblog report (to generate access denied event).
$this->drupalGet('admin/reports/dblog');
$this->assertResponse(403);
// Login the admin user.
$this->drupalLogin($this->big_user);
// View the dblog report.
$this->drupalGet('admin/reports/dblog');
$this->assertResponse(200);
// Verify events were recorded.
// Content added.
$this->assertRaw(t('@type: added %title', array('@type' => $type, '%title' => $title)), t('DBLog event was recorded: [content added]'));
// Content updated.
$this->assertRaw(t('@type: updated %title', array('@type' => $type, '%title' => $title)), t('DBLog event was recorded: [content updated]'));
// Content deleted.
$this->assertRaw(t('@type: deleted %title', array('@type' => $type, '%title' => $title)), t('DBLog event was recorded: [content deleted]'));
// View dblog access-denied report node.
$this->drupalGet('admin/reports/access-denied');
$this->assertResponse(200);
// Access denied.
$this->assertText(t('admin/reports/dblog'), t('DBLog event was recorded: [access denied]'));
// View dblog page-not-found report node.
$this->drupalGet('admin/reports/page-not-found');
$this->assertResponse(200);
// Page not found.
$this->assertText(t('node/@nid', array('@nid' => $node->nid)), t('DBLog event was recorded: [page not found]'));
}
/**
* Create content based on content type.
*
* @param string $type Content type.
* @return array Content.
*/
private function getContent($type) {
switch ($type) {
case 'poll':
$content = array(
'title' => $this->randomName(8),
'choice[new:0][chtext]' => $this->randomName(32),
'choice[new:1][chtext]' => $this->randomName(32),
);
break;
default:
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$langcode = FIELD_LANGUAGE_NONE;
$content = array(
'title' => $this->randomName(8),
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"body[$langcode][0][value]" => $this->randomName(32),
);
break;
}
return $content;
}
/**
* Create content update based on content type.
*
* @param string $type Content type.
* @return array Content.
*/
private function getContentUpdate($type) {
switch ($type) {
case 'poll':
$content = array(
'choice[chid:1][chtext]' => $this->randomName(32),
'choice[chid:2][chtext]' => $this->randomName(32),
);
break;
default:
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$langcode = FIELD_LANGUAGE_NONE;
$content = array(
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"body[$langcode][0][value]" => $this->randomName(32),
);
break;
}
return $content;
}
/**
* Login an admin user, create dblog event, and test clearing dblog functionality through the admin interface.
*/
protected function testDBLogAddAndClear() {
global $base_root;
// Get a count of how many watchdog entries there are.
$count = db_query('SELECT COUNT(*) FROM {watchdog}')->fetchField();
$log = array(
'type' => 'custom',
'message' => 'Log entry added to test the doClearTest clear down.',
'variables' => array(),
'severity' => WATCHDOG_NOTICE,
'link' => NULL,
'user' => $this->big_user,
'request_uri' => $base_root . request_uri(),
'referer' => $_SERVER['HTTP_REFERER'],
'ip' => ip_address(),
'timestamp' => REQUEST_TIME,
);
// Add a watchdog entry.
dblog_watchdog($log);
// Make sure the table count has actually incremented.
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$this->assertEqual($count + 1, db_query('SELECT COUNT(*) FROM {watchdog}')->fetchField(), t('dblog_watchdog() added an entry to the dblog :count', array(':count' => $count)));
// Login the admin user.
$this->drupalLogin($this->big_user);
// Now post to clear the db table.
$this->drupalPost('admin/reports/dblog', array(), t('Clear log messages'));
// Count rows in watchdog that previously related to the deleted user.
$count = db_query('SELECT COUNT(*) FROM {watchdog}')->fetchField();
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$this->assertEqual($count, 0, t('DBLog contains :count records after a clear.', array(':count' => $count)));
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/**
* Test the dblog filter on admin/reports/dblog.
*/
protected function testFilter() {
$this->drupalLogin($this->big_user);
// Clear log to ensure that only generated entries are found.
db_delete('watchdog')->execute();
// Generate watchdog entries.
$type_names = array();
$types = array();
for ($i = 0; $i < 3; $i++) {
$type_names[] = $type_name = $this->randomName();
$severity = WATCHDOG_EMERG;
for ($j = 0; $j < 3; $j++) {
$types[] = $type = array(
'count' => mt_rand(1, 5),
'type' => $type_name,
'severity' => $severity++,
);
$this->generateLogEntries($type['count'], $type['type'], $type['severity']);
}
}
// View the dblog.
$this->drupalGet('admin/reports/dblog');
// Confirm all the entries are displayed.
$count = $this->getTypeCount($types);
foreach ($types as $key => $type) {
$this->assertEqual($count[$key], $type['count'], 'Count matched');
}
// Filter by each type and confirm that entries with various severities are
// displayed.
foreach ($type_names as $type_name) {
$edit = array(
'type[]' => array($type_name),
);
$this->drupalPost(NULL, $edit, t('Filter'));
// Count the number of entries of this type.
$type_count = 0;
foreach ($types as $type) {
if ($type['type'] == $type_name) {
$type_count += $type['count'];
}
}
$count = $this->getTypeCount($types);
$this->assertEqual(array_sum($count), $type_count, 'Count matched');
}
// Set filter to match each of the three type attributes and confirm the
// number of entries displayed.
foreach ($types as $key => $type) {
$edit = array(
'type[]' => array($type['type']),
'severity[]' => array($type['severity']),
);
$this->drupalPost(NULL, $edit, t('Filter'));
$count = $this->getTypeCount($types);
$this->assertEqual(array_sum($count), $type['count'], 'Count matched');
}
}
/**
* Get the log entry information form the page.
*
* @return
* List of entries and their information.
*/
protected function getLogEntries() {
$entries = array();
if ($table = $this->xpath('.//table[@id="admin-dblog"]')) {
$table = array_shift($table);
foreach ($table->tbody->tr as $row) {
$entries[] = array(
'severity' => $this->getSeverityConstant($row['class']),
'type' => $this->asText($row->td[1]),
'message' => $this->asText($row->td[3]),
'user' => $this->asText($row->td[4]),
);
}
}
return $entries;
}
/**
* Get the count of entries per type.
*
* @param $types
* The type information to compare against.
* @return
* The count of each type keyed by the key of the $types array.
*/
protected function getTypeCount(array $types) {
$entries = $this->getLogEntries();
$count = array_fill(0, count($types), 0);
foreach ($entries as $entry) {
foreach ($types as $key => $type) {
if ($entry['type'] == $type['type'] && $entry['severity'] == $type['severity']) {
$count[$key]++;
break;
}
}
}
return $count;
}
/**
* Get the watchdog severity constant corresponding to the CSS class.
*
* @param $class
* CSS class attribute.
* @return
* The watchdog severity constant or NULL if not found.
*/
protected function getSeverityConstant($class) {
// Reversed array from dblog_overview().
$map = array(
'dblog-debug' => WATCHDOG_DEBUG,
'dblog-info' => WATCHDOG_INFO,
'dblog-notice' => WATCHDOG_NOTICE,
'dblog-warning' => WATCHDOG_WARNING,
'dblog-error' => WATCHDOG_ERROR,
'dblog-critical' => WATCHDOG_CRITICAL,
'dblog-alert' => WATCHDOG_ALERT,
'dblog-emerg' => WATCHDOG_EMERG,
);
// Find the class that contains the severity.
$classes = explode(' ', $class);
foreach ($classes as $class) {
if (isset($map[$class])) {
return $map[$class];
}
}
return NULL;
}
/**
* Extract the text contained by the element.
*
* @param $element
* Element to extract text from.
* @return
* Extracted text.
*/
protected function asText(SimpleXMLElement $element) {
if (!is_object($element)) {
return $this->fail('The element is not an element.');
}
return trim(html_entity_decode(strip_tags($element->asXML())));
}