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MOBILE-3833 behat: Document performance config

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This commit is contained in:
Noel De Martin 2022-03-15 10:38:10 +01:00
parent faec9c4a8e
commit 994d1bb149
2 changed files with 57 additions and 1 deletions
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39
tests/behat/classes/performance_measure.php
View File

@ -14,6 +14,8 @@
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
use Behat\Mink\Exception\DriverException;
use Facebook\WebDriver\Exception\InvalidArgumentException;
use Moodle\BehatExtension\Driver\WebDriver;
/**
@ -268,7 +270,7 @@ class performance_measure implements behat_app_listener {
$scripting = 0;
$styling = 0;
$networking = 0;
$logs = $this->driver->getWebDriver()->manage()->getLog('performance');
$logs = $this->getPerformanceLogs();
foreach ($logs as $log) {
// TODO this should filter by end time as well, but it seems like the timestamps are not
@ -304,4 +306,39 @@ class performance_measure implements behat_app_listener {
$this->networking = $networking;
}
/**
* Get performance logs.
*
* @return array Performance logs.
*/
private function getPerformanceLogs(): array {
try {
return $this->driver->getWebDriver()->manage()->getLog('performance');
} catch (InvalidArgumentException $e) {
throw new DriverException(
implode("\n", [
"It wasn't possible to get performance logs, make sure that you have configured the following capabilities:",
"",
"\$CFG->behat_profiles = [",
" 'default' => [",
" 'browser' => 'chrome',",
" 'wd_host' => 'http://selenium:4444/wd/hub',",
" 'capabilities' => [",
" 'extra_capabilities' => [",
" 'goog:loggingPrefs' => ['performance' => 'ALL'],",
" 'chromeOptions' => [",
" 'perfLoggingPrefs' => [",
" 'traceCategories' => 'devtools.timeline',",
" ],",
" ],",
" ],",
" ],",
" ],",
");",
"",
])
);
}
}
}

19
tests/behat/performance.feature
View File

@ -1,6 +1,25 @@
@app @javascript @performance
Feature: Measure performance.
# In order to run performance tests, you need to add the following capabilities to your Behat configuration:
#
# $CFG->behat_profiles = [
# 'default' => [
# 'browser' => 'chrome',
# 'wd_host' => 'http://selenium:4444/wd/hub',
# 'capabilities' => [
# 'extra_capabilities' => [
# 'goog:loggingPrefs' => ['performance' => 'ALL'],
# 'chromeOptions' => [
# 'perfLoggingPrefs' => [
# 'traceCategories' => 'devtools.timeline',
# ],
# ],
# ],
# ],
# ],
# ];
Background:
Given the following "users" exist:
| username |