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Unit tests for QgsNetworkAccessManager signals

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nyalldawson committed Jan 23, 2019
1 parent 535965b commit aa170ad52454d77cc57b995e3d8d1857e29878b9
Showing with 159 additions and 0 deletions.
  1. +1 −0 tests/src/core/CMakeLists.txt
  2. +158 −0 tests/src/core/testqgsnetworkaccessmanager.cpp
@@ -162,6 +162,7 @@ SET(TESTS
testqgsmeshlayer.cpp
testqgsmeshlayerinterpolator.cpp
testqgsmeshlayerrenderer.cpp
testqgsnetworkaccessmanager.cpp
testqgsnetworkcontentfetcher.cpp
testqgsogcutils.cpp
testqgsogrutils.cpp
@@ -0,0 +1,158 @@
/***************************************************************************
testqgsnetworkaccessmanager.cpp
-----------------------
begin : January 2019
copyright : (C) 2019 by Nyall Dawson
email : nyall dot dawson at gmail dot com
***************************************************************************/

/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/

#include "qgsnetworkcontentfetcher.h"
#include "qgsnetworkaccessmanager.h"
#include "qgsapplication.h"
#include <QObject>
#include "qgstest.h"
#include <QNetworkReply>

class TestQgsNetworkAccessManager : public QObject
{
Q_OBJECT
public:
TestQgsNetworkAccessManager() = default;

private slots:
void initTestCase();// will be called before the first testfunction is executed.
void cleanupTestCase();// will be called after the last testfunction was executed.
void init();// will be called before each testfunction is executed.
void cleanup();// will be called after every testfunction.
void fetchEmptyUrl(); //test fetching blank url
void fetchBadUrl(); //test fetching bad url
void fetchEncodedContent(); //test fetching url content encoded as utf-8

};

void TestQgsNetworkAccessManager::initTestCase()
{
QgsApplication::init();
QgsApplication::initQgis();
}

void TestQgsNetworkAccessManager::cleanupTestCase()
{
QgsApplication::exitQgis();
}

void TestQgsNetworkAccessManager::init()
{
}

void TestQgsNetworkAccessManager::cleanup()
{
}

void TestQgsNetworkAccessManager::fetchEmptyUrl()
{
QObject context;
//test fetching from a blank url
bool loaded = false;
bool gotRequestAboutToBeCreatedSignal = false;
int requestId = -1;
connect( QgsNetworkAccessManager::instance(), qgis::overload< QgsNetworkRequestParameters >::of( &QgsNetworkAccessManager::requestAboutToBeCreated ), &context, [&]( QgsNetworkRequestParameters params )
{
gotRequestAboutToBeCreatedSignal = true;
requestId = params.requestId();
QVERIFY( requestId > 0 );
QCOMPARE( params.operation(), QNetworkAccessManager::GetOperation );
QCOMPARE( params.request().url(), QUrl() );
} );
connect( QgsNetworkAccessManager::instance(), qgis::overload< QgsNetworkReplyContent >::of( &QgsNetworkAccessManager::finished ), &context, [&]( QgsNetworkReplyContent reply )
{
QCOMPARE( reply.errorString(), QStringLiteral( "Protocol \"\" is unknown" ) );
QCOMPARE( reply.requestId(), requestId );
loaded = true;
} );
QgsNetworkAccessManager::instance()->get( QNetworkRequest( QUrl() ) );

while ( !loaded )
{
qApp->processEvents();
}

QVERIFY( gotRequestAboutToBeCreatedSignal );
}

void TestQgsNetworkAccessManager::fetchBadUrl()
{
QObject context;
//test fetching from a blank url
bool loaded = false;
bool gotRequestAboutToBeCreatedSignal = false;
int requestId = -1;
connect( QgsNetworkAccessManager::instance(), qgis::overload< QgsNetworkRequestParameters >::of( &QgsNetworkAccessManager::requestAboutToBeCreated ), &context, [&]( QgsNetworkRequestParameters params )
{
gotRequestAboutToBeCreatedSignal = true;
requestId = params.requestId();
QVERIFY( requestId > 0 );
QCOMPARE( params.operation(), QNetworkAccessManager::GetOperation );
QCOMPARE( params.request().url(), QUrl( QStringLiteral( "http://x" ) ) );
} );
connect( QgsNetworkAccessManager::instance(), qgis::overload< QgsNetworkReplyContent >::of( &QgsNetworkAccessManager::finished ), &context, [&]( QgsNetworkReplyContent reply )
{
QCOMPARE( reply.errorString(), QStringLiteral( "Host x not found" ) );
QCOMPARE( reply.requestId(), requestId );
loaded = true;
} );
QgsNetworkAccessManager::instance()->get( QNetworkRequest( QUrl( QStringLiteral( "http://x" ) ) ) );

while ( !loaded )
{
qApp->processEvents();
}

QVERIFY( gotRequestAboutToBeCreatedSignal );
}


void TestQgsNetworkAccessManager::fetchEncodedContent()
{
QObject context;
//test fetching from a blank url
bool loaded = false;
bool gotRequestAboutToBeCreatedSignal = false;
int requestId = -1;
QUrl u = QUrl::fromLocalFile( QStringLiteral( TEST_DATA_DIR ) + '/' + "encoded_html.html" );
connect( QgsNetworkAccessManager::instance(), qgis::overload< QgsNetworkRequestParameters >::of( &QgsNetworkAccessManager::requestAboutToBeCreated ), &context, [&]( QgsNetworkRequestParameters params )
{
gotRequestAboutToBeCreatedSignal = true;
requestId = params.requestId();
QVERIFY( requestId > 0 );
QCOMPARE( params.operation(), QNetworkAccessManager::GetOperation );
QCOMPARE( params.request().url(), u );
} );
connect( QgsNetworkAccessManager::instance(), qgis::overload< QgsNetworkReplyContent >::of( &QgsNetworkAccessManager::finished ), &context, [&]( QgsNetworkReplyContent reply )
{
QCOMPARE( reply.error(), QNetworkReply::NoError );
QCOMPARE( reply.requestId(), requestId );
QVERIFY( reply.rawHeaderList().contains( "Content-Length" ) );
loaded = true;
} );
QgsNetworkAccessManager::instance()->get( QNetworkRequest( u ) );

while ( !loaded )
{
qApp->processEvents();
}

QVERIFY( gotRequestAboutToBeCreatedSignal );
}

QGSTEST_MAIN( TestQgsNetworkAccessManager )
#include "testqgsnetworkaccessmanager.moc"

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