napcok/calamares
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[libcalamares] Test for progress reporting

Browse Source 
- add a dummy job class for tests
- run a queue with 3 jobs from 2 modules to check progress reporting
This commit is contained in:
Adriaan de Groot 2020-08-19 15:07:47 +02:00
parent 521015b1b4
commit 053321d4d2
1 changed files with 161 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

161
src/libcalamares/Tests.cpp
View File

@ -20,9 +20,9 @@
*/
#include "GlobalStorage.h"
#include "JobQueue.h"
#include "Settings.h"
#include "modulesystem/InstanceKey.h"
#include "utils/Logger.h"
#include <QObject>
@ -46,6 +46,8 @@ private Q_SLOTS:
void testInstanceDescription();
void testSettings();
void testJobQueue();
};
void
@ -480,6 +482,163 @@ sequence:
}
}
constexpr const std::chrono::milliseconds MAX_TEST_DURATION( 3000 );
constexpr const int MAX_TEST_SLEEP( 2 ); // seconds, < MAX_TEST_DURATION
Q_STATIC_ASSERT( std::chrono::seconds( MAX_TEST_SLEEP ) < MAX_TEST_DURATION );
class DummyJob : public Calamares::Job
{
public:
DummyJob( QObject* parent )
: Calamares::Job( parent )
{
}
virtual ~DummyJob() override;
QString prettyName() const override;
Calamares::JobResult exec() override;
};
DummyJob::~DummyJob() {}
QString
DummyJob::prettyName() const
{
return QString( "DummyJob" );
}
Calamares::JobResult
DummyJob::exec()
{
cDebug() << "Starting DummyJob";
progress( 0.5 );
QThread::sleep( MAX_TEST_SLEEP );
cDebug() << ".. continuing DummyJob";
progress( 0.75 );
return Calamares::JobResult::ok();
}
void
TestLibCalamares::testJobQueue()
{
// Run an empty queue
{
Calamares::JobQueue q;
QVERIFY( !q.isRunning() );
QSignalSpy spy_progress( &q, &Calamares::JobQueue::progress );
QSignalSpy spy_finished( &q, &Calamares::JobQueue::finished );
QSignalSpy spy_failed( &q, &Calamares::JobQueue::failed );
QEventLoop loop;
connect( &q, &Calamares::JobQueue::finished, &loop, &QEventLoop::quit );
QTimer::singleShot( MAX_TEST_DURATION, &loop, &QEventLoop::quit );
q.start();
QVERIFY( q.isRunning() );
loop.exec();
QVERIFY( !q.isRunning() );
QCOMPARE( spy_finished.count(), 1 );
QCOMPARE( spy_failed.count(), 0 );
QCOMPARE( spy_progress.count(), 1 ); // just one, 100% at queue end
}
// Run a dummy queue
{
Calamares::JobQueue q;
QVERIFY( !q.isRunning() );
q.enqueue( 8, Calamares::JobList() << Calamares::job_ptr( new DummyJob( this ) ) );
QSignalSpy spy_progress( &q, &Calamares::JobQueue::progress );
QSignalSpy spy_finished( &q, &Calamares::JobQueue::finished );
QSignalSpy spy_failed( &q, &Calamares::JobQueue::failed );
QEventLoop loop;
connect( &q, &Calamares::JobQueue::finished, &loop, &QEventLoop::quit );
QTimer::singleShot( MAX_TEST_DURATION, &loop, &QEventLoop::quit );
q.start();
QVERIFY( q.isRunning() );
loop.exec();
QVERIFY( !q.isRunning() );
QCOMPARE( spy_finished.count(), 1 );
QCOMPARE( spy_failed.count(), 0 );
// 0% by the queue at job start
// 50% by the job itself
// 90% by the job itself
// 100% by the queue at job end
// 100% by the queue at queue end
QCOMPARE( spy_progress.count(), 5 );
}
{
Calamares::JobQueue q;
QVERIFY( !q.isRunning() );
q.enqueue( 8, Calamares::JobList() << Calamares::job_ptr( new DummyJob( this ) ) );
q.enqueue( 12,
Calamares::JobList() << Calamares::job_ptr( new DummyJob( this ) )
<< Calamares::job_ptr( new DummyJob( this ) ) );
QSignalSpy spy_progress( &q, &Calamares::JobQueue::progress );
QSignalSpy spy_finished( &q, &Calamares::JobQueue::finished );
QSignalSpy spy_failed( &q, &Calamares::JobQueue::failed );
QEventLoop loop;
connect( &q, &Calamares::JobQueue::finished, &loop, &QEventLoop::quit );
// Run the loop longer because the jobs take longer (there are 3 of them)
QTimer::singleShot( 3 * MAX_TEST_DURATION, &loop, &QEventLoop::quit );
q.start();
QVERIFY( q.isRunning() );
loop.exec();
QVERIFY( !q.isRunning() );
QCOMPARE( spy_finished.count(), 1 );
QCOMPARE( spy_failed.count(), 0 );
// 0% by the queue at job start
// 50% by the job itself
// 90% by the job itself
// 100% by the queue at job end
// 4 more for the next job
// 4 more for the next job
// 100% by the queue at queue end
QCOMPARE( spy_progress.count(), 13 );
/* Consider how progress will be reported:
*
* - the first module has weight 8, so the 1 job it has has weight 8
* - the second module has weight 12, so each of its two jobs has weight 6
*
* Total weight of the modules is 20. So the events are
*
* Job Progress Overall Weight Consumed Overall Progress
* 1 0 0 0.00
* 1 50 4 0.20
* 1 75 6 0.30
* 1 100 8 0.40
* 2 0 8 0.40
* 2 50 11 (8 + 50% of 6) 0.55
* 2 75 12.5 0.625
* 2 100 14 0.70
* 3 0 14 0.70
* 3 50 17 0.85
* 3 75 18.5 0.925
* 3 100 20 1.00
* - 100 20 1.00
*/
cDebug() << "Progress signals:";
qreal overallProgress = 0.0;
for ( const auto& e : spy_progress )
{
QCOMPARE( e.count(), 2 );
const auto v = e.first();
QVERIFY( v.canConvert< qreal >() );
qreal progress = v.toReal();
cDebug() << Logger::SubEntry << progress;
QVERIFY( progress >= overallProgress ); // Doesn't go backwards
overallProgress = progress;
}
}
}
QTEST_GUILESS_MAIN( TestLibCalamares )