Tests the Update Manager module when no updates are available.
function testNoUpdatesAvailable() {
$this
->setSystemInfo7_0();
$this
->refreshUpdateStatus(array(
'drupal' => '0',
));
$this
->standardTests();
$this
->assertText(t('Up to date'));
$this
->assertNoText(t('Update available'));
$this
->assertNoText(t('Security update required!'));
}