Unit tests for QgsNetworkAccessManager signals

qgis · Jan 23, 2019 · aa170ad · aa170ad
1 parent 535965b
commit aa170ad
Show file tree

Hide file tree

Showing 2 changed files with 159 additions and 0 deletions.
diff --git a/tests/src/core/CMakeLists.txt b/tests/src/core/CMakeLists.txt
@@ -162,6 +162,7 @@ SET(TESTS
  testqgsmeshlayer.cpp
  testqgsmeshlayerinterpolator.cpp
  testqgsmeshlayerrenderer.cpp
+ testqgsnetworkaccessmanager.cpp
  testqgsnetworkcontentfetcher.cpp
  testqgsogcutils.cpp
  testqgsogrutils.cpp

diff --git a/tests/src/core/testqgsnetworkaccessmanager.cpp b/tests/src/core/testqgsnetworkaccessmanager.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"