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-rw-r--r--tests/auto/cpptest/q3daxis-category/tst_axis.cpp2
-rw-r--r--tests/auto/cpptest/q3daxis-logvalue/tst_axis.cpp2
-rw-r--r--tests/auto/cpptest/q3daxis-value/tst_axis.cpp2
-rw-r--r--tests/auto/cpptest/q3dbars-modelproxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dbars-proxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dbars-series/tst_series.cpp2
-rw-r--r--tests/auto/cpptest/q3dbars/tst_bars.cpp2
-rw-r--r--tests/auto/cpptest/q3dcustom-label/tst_custom.cpp2
-rw-r--r--tests/auto/cpptest/q3dcustom-volume/tst_custom.cpp2
-rw-r--r--tests/auto/cpptest/q3dcustom/tst_custom.cpp2
-rw-r--r--tests/auto/cpptest/q3dinput-touch/tst_input.cpp2
-rw-r--r--tests/auto/cpptest/q3dinput/tst_input.cpp2
-rw-r--r--tests/auto/cpptest/q3dscatter-modelproxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dscatter-proxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dscatter-series/tst_series.cpp2
-rw-r--r--tests/auto/cpptest/q3dscatter/tst_scatter.cpp2
-rw-r--r--tests/auto/cpptest/q3dscene-camera/tst_camera.cpp2
-rw-r--r--tests/auto/cpptest/q3dscene-light/tst_light.cpp2
-rw-r--r--tests/auto/cpptest/q3dscene/tst_scene.cpp2
-rw-r--r--tests/auto/cpptest/q3dsurface-heightproxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dsurface-modelproxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dsurface-proxy/tst_proxy.cpp2
-rw-r--r--tests/auto/cpptest/q3dsurface-series/tst_series.cpp2
-rw-r--r--tests/auto/cpptest/q3dsurface/tst_surface.cpp2
-rw-r--r--tests/auto/cpptest/q3dtheme/tst_theme.cpp2
-rw-r--r--tests/manual/barstest/chart.cpp2
-rw-r--r--tests/manual/barstest/chart.h2
-rw-r--r--tests/manual/barstest/custominputhandler.h2
-rw-r--r--tests/manual/directional/scatterdatamodifier.cpp2
-rw-r--r--tests/manual/directional/scatterdatamodifier.h2
-rw-r--r--tests/manual/itemmodeltest/main.cpp2
-rw-r--r--tests/manual/multigraphs/data.cpp2
-rw-r--r--tests/manual/multigraphs/data.h2
-rw-r--r--tests/manual/qmlperf/datagenerator.cpp2
-rw-r--r--tests/manual/qmlperf/datagenerator.h2
-rw-r--r--tests/manual/qmlvolume/datasource.cpp2
-rw-r--r--tests/manual/qmlvolume/datasource.h2
-rw-r--r--tests/manual/scattertest/scatterchart.cpp1
-rw-r--r--tests/manual/scattertest/scatterchart.h2
-rw-r--r--tests/manual/surfacetest/graphmodifier.cpp1
-rw-r--r--tests/manual/surfacetest/graphmodifier.h2
-rw-r--r--tests/manual/surfacetest/main.cpp2
-rw-r--r--tests/manual/volumetrictest/volumetrictest.cpp2
-rw-r--r--tests/manual/volumetrictest/volumetrictest.h2
44 files changed, 0 insertions, 86 deletions
diff --git a/tests/auto/cpptest/q3daxis-category/tst_axis.cpp b/tests/auto/cpptest/q3daxis-category/tst_axis.cpp
index 789ace17..ef0d36ef 100644
--- a/tests/auto/cpptest/q3daxis-category/tst_axis.cpp
+++ b/tests/auto/cpptest/q3daxis-category/tst_axis.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QCategory3DAxis>
-using namespace QtDataVisualization;
-
class tst_axis: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3daxis-logvalue/tst_axis.cpp b/tests/auto/cpptest/q3daxis-logvalue/tst_axis.cpp
index 450059ea..9382f887 100644
--- a/tests/auto/cpptest/q3daxis-logvalue/tst_axis.cpp
+++ b/tests/auto/cpptest/q3daxis-logvalue/tst_axis.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QLogValue3DAxisFormatter>
-using namespace QtDataVisualization;
-
class tst_axis: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3daxis-value/tst_axis.cpp b/tests/auto/cpptest/q3daxis-value/tst_axis.cpp
index ae178edd..3b8455ca 100644
--- a/tests/auto/cpptest/q3daxis-value/tst_axis.cpp
+++ b/tests/auto/cpptest/q3daxis-value/tst_axis.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QValue3DAxis>
-using namespace QtDataVisualization;
-
class tst_axis: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dbars-modelproxy/tst_proxy.cpp b/tests/auto/cpptest/q3dbars-modelproxy/tst_proxy.cpp
index 18cd746e..ca8984ff 100644
--- a/tests/auto/cpptest/q3dbars-modelproxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dbars-modelproxy/tst_proxy.cpp
@@ -35,8 +35,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dbars-proxy/tst_proxy.cpp b/tests/auto/cpptest/q3dbars-proxy/tst_proxy.cpp
index a04c594f..0a9dec52 100644
--- a/tests/auto/cpptest/q3dbars-proxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dbars-proxy/tst_proxy.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QBarDataProxy>
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dbars-series/tst_series.cpp b/tests/auto/cpptest/q3dbars-series/tst_series.cpp
index a52ce9ef..11dfd3f2 100644
--- a/tests/auto/cpptest/q3dbars-series/tst_series.cpp
+++ b/tests/auto/cpptest/q3dbars-series/tst_series.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QBar3DSeries>
-using namespace QtDataVisualization;
-
class tst_series: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dbars/tst_bars.cpp b/tests/auto/cpptest/q3dbars/tst_bars.cpp
index 0d128c36..02de1fba 100644
--- a/tests/auto/cpptest/q3dbars/tst_bars.cpp
+++ b/tests/auto/cpptest/q3dbars/tst_bars.cpp
@@ -36,8 +36,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_bars: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dcustom-label/tst_custom.cpp b/tests/auto/cpptest/q3dcustom-label/tst_custom.cpp
index 44c9d2b2..31a302e3 100644
--- a/tests/auto/cpptest/q3dcustom-label/tst_custom.cpp
+++ b/tests/auto/cpptest/q3dcustom-label/tst_custom.cpp
@@ -33,8 +33,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_custom: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dcustom-volume/tst_custom.cpp b/tests/auto/cpptest/q3dcustom-volume/tst_custom.cpp
index 982353ac..65505b23 100644
--- a/tests/auto/cpptest/q3dcustom-volume/tst_custom.cpp
+++ b/tests/auto/cpptest/q3dcustom-volume/tst_custom.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QCustom3DVolume>
-using namespace QtDataVisualization;
-
class tst_custom: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dcustom/tst_custom.cpp b/tests/auto/cpptest/q3dcustom/tst_custom.cpp
index 94e32c62..39794c35 100644
--- a/tests/auto/cpptest/q3dcustom/tst_custom.cpp
+++ b/tests/auto/cpptest/q3dcustom/tst_custom.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QCustom3DItem>
-using namespace QtDataVisualization;
-
class tst_custom: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dinput-touch/tst_input.cpp b/tests/auto/cpptest/q3dinput-touch/tst_input.cpp
index f33b20da..c6a5d548 100644
--- a/tests/auto/cpptest/q3dinput-touch/tst_input.cpp
+++ b/tests/auto/cpptest/q3dinput-touch/tst_input.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QTouch3DInputHandler>
-using namespace QtDataVisualization;
-
class tst_input: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dinput/tst_input.cpp b/tests/auto/cpptest/q3dinput/tst_input.cpp
index 16861a91..2b36f4aa 100644
--- a/tests/auto/cpptest/q3dinput/tst_input.cpp
+++ b/tests/auto/cpptest/q3dinput/tst_input.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/Q3DInputHandler>
-using namespace QtDataVisualization;
-
class tst_input: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscatter-modelproxy/tst_proxy.cpp b/tests/auto/cpptest/q3dscatter-modelproxy/tst_proxy.cpp
index 6d0d7ed5..cd0f0b3a 100644
--- a/tests/auto/cpptest/q3dscatter-modelproxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dscatter-modelproxy/tst_proxy.cpp
@@ -33,8 +33,6 @@
#include <QtDataVisualization/Q3DScatter>
#include <QtWidgets/QTableWidget>
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscatter-proxy/tst_proxy.cpp b/tests/auto/cpptest/q3dscatter-proxy/tst_proxy.cpp
index 3ca07aa2..1d40e845 100644
--- a/tests/auto/cpptest/q3dscatter-proxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dscatter-proxy/tst_proxy.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QScatterDataProxy>
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscatter-series/tst_series.cpp b/tests/auto/cpptest/q3dscatter-series/tst_series.cpp
index eef9f908..aa5cc205 100644
--- a/tests/auto/cpptest/q3dscatter-series/tst_series.cpp
+++ b/tests/auto/cpptest/q3dscatter-series/tst_series.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QScatter3DSeries>
-using namespace QtDataVisualization;
-
class tst_series: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscatter/tst_scatter.cpp b/tests/auto/cpptest/q3dscatter/tst_scatter.cpp
index 64561340..502c2923 100644
--- a/tests/auto/cpptest/q3dscatter/tst_scatter.cpp
+++ b/tests/auto/cpptest/q3dscatter/tst_scatter.cpp
@@ -33,8 +33,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_scatter: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscene-camera/tst_camera.cpp b/tests/auto/cpptest/q3dscene-camera/tst_camera.cpp
index 0c92581d..2925956d 100644
--- a/tests/auto/cpptest/q3dscene-camera/tst_camera.cpp
+++ b/tests/auto/cpptest/q3dscene-camera/tst_camera.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/Q3DCamera>
-using namespace QtDataVisualization;
-
class tst_camera: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscene-light/tst_light.cpp b/tests/auto/cpptest/q3dscene-light/tst_light.cpp
index d5eb4507..6246ab01 100644
--- a/tests/auto/cpptest/q3dscene-light/tst_light.cpp
+++ b/tests/auto/cpptest/q3dscene-light/tst_light.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/Q3DLight>
-using namespace QtDataVisualization;
-
class tst_light: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dscene/tst_scene.cpp b/tests/auto/cpptest/q3dscene/tst_scene.cpp
index 2b450f64..b40072ef 100644
--- a/tests/auto/cpptest/q3dscene/tst_scene.cpp
+++ b/tests/auto/cpptest/q3dscene/tst_scene.cpp
@@ -34,8 +34,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_scene: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dsurface-heightproxy/tst_proxy.cpp b/tests/auto/cpptest/q3dsurface-heightproxy/tst_proxy.cpp
index e031688c..5bb2862f 100644
--- a/tests/auto/cpptest/q3dsurface-heightproxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dsurface-heightproxy/tst_proxy.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QHeightMapSurfaceDataProxy>
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dsurface-modelproxy/tst_proxy.cpp b/tests/auto/cpptest/q3dsurface-modelproxy/tst_proxy.cpp
index 8f573ccb..07411aa7 100644
--- a/tests/auto/cpptest/q3dsurface-modelproxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dsurface-modelproxy/tst_proxy.cpp
@@ -35,8 +35,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dsurface-proxy/tst_proxy.cpp b/tests/auto/cpptest/q3dsurface-proxy/tst_proxy.cpp
index cda6bcce..7c793910 100644
--- a/tests/auto/cpptest/q3dsurface-proxy/tst_proxy.cpp
+++ b/tests/auto/cpptest/q3dsurface-proxy/tst_proxy.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QSurfaceDataProxy>
-using namespace QtDataVisualization;
-
class tst_proxy: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dsurface-series/tst_series.cpp b/tests/auto/cpptest/q3dsurface-series/tst_series.cpp
index 97119f63..23f86dd5 100644
--- a/tests/auto/cpptest/q3dsurface-series/tst_series.cpp
+++ b/tests/auto/cpptest/q3dsurface-series/tst_series.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/QSurface3DSeries>
-using namespace QtDataVisualization;
-
class tst_series: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dsurface/tst_surface.cpp b/tests/auto/cpptest/q3dsurface/tst_surface.cpp
index 04fe5d21..e0add57c 100644
--- a/tests/auto/cpptest/q3dsurface/tst_surface.cpp
+++ b/tests/auto/cpptest/q3dsurface/tst_surface.cpp
@@ -33,8 +33,6 @@
#include "cpptestutil.h"
-using namespace QtDataVisualization;
-
class tst_surface: public QObject
{
Q_OBJECT
diff --git a/tests/auto/cpptest/q3dtheme/tst_theme.cpp b/tests/auto/cpptest/q3dtheme/tst_theme.cpp
index 63635b48..58a22592 100644
--- a/tests/auto/cpptest/q3dtheme/tst_theme.cpp
+++ b/tests/auto/cpptest/q3dtheme/tst_theme.cpp
@@ -31,8 +31,6 @@
#include <QtDataVisualization/Q3DTheme>
-using namespace QtDataVisualization;
-
class tst_theme: public QObject
{
Q_OBJECT
diff --git a/tests/manual/barstest/chart.cpp b/tests/manual/barstest/chart.cpp
index 2cc52ecf..93751d59 100644
--- a/tests/manual/barstest/chart.cpp
+++ b/tests/manual/barstest/chart.cpp
@@ -42,8 +42,6 @@
#include <QtCore/QElapsedTimer>
#include <QtCore/qmath.h>
-using namespace QtDataVisualization;
-
const QString celsiusString = QString(QChar(0xB0)) + "C";
GraphModifier::GraphModifier(Q3DBars *barchart, QColorDialog *colorDialog)
diff --git a/tests/manual/barstest/chart.h b/tests/manual/barstest/chart.h
index eb5b948b..9a4cd60e 100644
--- a/tests/manual/barstest/chart.h
+++ b/tests/manual/barstest/chart.h
@@ -42,8 +42,6 @@
#include <QTimer>
#include <QLabel>
-using namespace QtDataVisualization;
-
class GraphModifier : public QObject
{
Q_OBJECT
diff --git a/tests/manual/barstest/custominputhandler.h b/tests/manual/barstest/custominputhandler.h
index ef07d5ec..ce864335 100644
--- a/tests/manual/barstest/custominputhandler.h
+++ b/tests/manual/barstest/custominputhandler.h
@@ -32,8 +32,6 @@
#include <QtDataVisualization/QAbstract3DInputHandler>
-using namespace QtDataVisualization;
-
class CustomInputHandler : public QAbstract3DInputHandler
{
Q_OBJECT
diff --git a/tests/manual/directional/scatterdatamodifier.cpp b/tests/manual/directional/scatterdatamodifier.cpp
index 2a98625d..6968920c 100644
--- a/tests/manual/directional/scatterdatamodifier.cpp
+++ b/tests/manual/directional/scatterdatamodifier.cpp
@@ -37,8 +37,6 @@
#include <qmath.h>
#include <QComboBox>
-using namespace QtDataVisualization;
-
const int numberOfCols = 8;
const int numberOfRows = 8;
const float limit = 8.0f;
diff --git a/tests/manual/directional/scatterdatamodifier.h b/tests/manual/directional/scatterdatamodifier.h
index 447e1603..7ca463c3 100644
--- a/tests/manual/directional/scatterdatamodifier.h
+++ b/tests/manual/directional/scatterdatamodifier.h
@@ -35,8 +35,6 @@
#include <QtGui/QFont>
#include <QtCore/QTimer>
-using namespace QtDataVisualization;
-
class ScatterDataModifier : public QObject
{
Q_OBJECT
diff --git a/tests/manual/itemmodeltest/main.cpp b/tests/manual/itemmodeltest/main.cpp
index 4a32ca3b..a9a7f357 100644
--- a/tests/manual/itemmodeltest/main.cpp
+++ b/tests/manual/itemmodeltest/main.cpp
@@ -50,8 +50,6 @@
#define USE_STATIC_DATA
-using namespace QtDataVisualization;
-
class GraphDataGenerator : public QObject
{
public:
diff --git a/tests/manual/multigraphs/data.cpp b/tests/manual/multigraphs/data.cpp
index 8279e3e6..f5f855cd 100644
--- a/tests/manual/multigraphs/data.cpp
+++ b/tests/manual/multigraphs/data.cpp
@@ -40,8 +40,6 @@
#include <QSize>
#include <QImage>
-using namespace QtDataVisualization;
-
Data::Data(Q3DSurface *surface, Q3DScatter *scatter, Q3DBars *bars,
QTextEdit *statusArea, QWidget *widget) :
m_surface(surface),
diff --git a/tests/manual/multigraphs/data.h b/tests/manual/multigraphs/data.h
index 8f759f6a..fcd0f54f 100644
--- a/tests/manual/multigraphs/data.h
+++ b/tests/manual/multigraphs/data.h
@@ -38,8 +38,6 @@
#include <QtDataVisualization/QHeightMapSurfaceDataProxy>
#include <QTextEdit>
-using namespace QtDataVisualization;
-
class Data : public QObject
{
Q_OBJECT
diff --git a/tests/manual/qmlperf/datagenerator.cpp b/tests/manual/qmlperf/datagenerator.cpp
index 0d8cf9b2..18db9004 100644
--- a/tests/manual/qmlperf/datagenerator.cpp
+++ b/tests/manual/qmlperf/datagenerator.cpp
@@ -31,8 +31,6 @@
#include <QDebug>
#include <QRandomGenerator>
-using namespace QtDataVisualization;
-
Q_DECLARE_METATYPE(QScatter3DSeries *)
DataGenerator::DataGenerator(QObject *parent) :
diff --git a/tests/manual/qmlperf/datagenerator.h b/tests/manual/qmlperf/datagenerator.h
index affcebbb..ac816b92 100644
--- a/tests/manual/qmlperf/datagenerator.h
+++ b/tests/manual/qmlperf/datagenerator.h
@@ -33,8 +33,6 @@
#include <QtDataVisualization/QScatter3DSeries>
#include <QtCore/QFile>
-using namespace QtDataVisualization;
-
class DataGenerator : public QObject
{
Q_OBJECT
diff --git a/tests/manual/qmlvolume/datasource.cpp b/tests/manual/qmlvolume/datasource.cpp
index a06ea6d9..9aa11963 100644
--- a/tests/manual/qmlvolume/datasource.cpp
+++ b/tests/manual/qmlvolume/datasource.cpp
@@ -32,8 +32,6 @@
#include <QtGui/QRgb>
#include <QtGui/QVector3D>
-using namespace QtDataVisualization;
-
Q_DECLARE_METATYPE(QCustom3DVolume *)
DataSource::DataSource(QObject *parent) :
diff --git a/tests/manual/qmlvolume/datasource.h b/tests/manual/qmlvolume/datasource.h
index cd7ca2d6..37602a2c 100644
--- a/tests/manual/qmlvolume/datasource.h
+++ b/tests/manual/qmlvolume/datasource.h
@@ -33,8 +33,6 @@
#include <QtDataVisualization/QCustom3DVolume>
#include <QtCore/QObject>
-using namespace QtDataVisualization;
-
class DataSource : public QObject
{
Q_OBJECT
diff --git a/tests/manual/scattertest/scatterchart.cpp b/tests/manual/scattertest/scatterchart.cpp
index c6775df2..ca8414ac 100644
--- a/tests/manual/scattertest/scatterchart.cpp
+++ b/tests/manual/scattertest/scatterchart.cpp
@@ -37,7 +37,6 @@
#include <QtDataVisualization/Q3DInputHandler>
#include <qmath.h>
#include <qrandom.h>
-using namespace QtDataVisualization;
//#define RANDOM_SCATTER
diff --git a/tests/manual/scattertest/scatterchart.h b/tests/manual/scattertest/scatterchart.h
index 05fb0b03..43fabeac 100644
--- a/tests/manual/scattertest/scatterchart.h
+++ b/tests/manual/scattertest/scatterchart.h
@@ -38,8 +38,6 @@
#include <QTimer>
#include <QLabel>
-using namespace QtDataVisualization;
-
class ScatterDataModifier : public QObject
{
Q_OBJECT
diff --git a/tests/manual/surfacetest/graphmodifier.cpp b/tests/manual/surfacetest/graphmodifier.cpp
index 11cabb4d..76c5afb9 100644
--- a/tests/manual/surfacetest/graphmodifier.cpp
+++ b/tests/manual/surfacetest/graphmodifier.cpp
@@ -42,7 +42,6 @@
#ifndef QT_NO_CURSOR
#include <QtGui/QCursor>
#endif
-using namespace QtDataVisualization;
//#define JITTER_PLANE
//#define WONKY_PLANE
diff --git a/tests/manual/surfacetest/graphmodifier.h b/tests/manual/surfacetest/graphmodifier.h
index c520f3c5..e535021a 100644
--- a/tests/manual/surfacetest/graphmodifier.h
+++ b/tests/manual/surfacetest/graphmodifier.h
@@ -40,8 +40,6 @@
#define MULTI_SERIES
-using namespace QtDataVisualization;
-
class GraphModifier : public QObject
{
Q_OBJECT
diff --git a/tests/manual/surfacetest/main.cpp b/tests/manual/surfacetest/main.cpp
index ed22420c..239a6eba 100644
--- a/tests/manual/surfacetest/main.cpp
+++ b/tests/manual/surfacetest/main.cpp
@@ -45,8 +45,6 @@
#include <QFrame>
#include <QDebug>
-using namespace QtDataVisualization;
-
const int initialTheme = 4;
int main(int argc, char *argv[])
diff --git a/tests/manual/volumetrictest/volumetrictest.cpp b/tests/manual/volumetrictest/volumetrictest.cpp
index a60c55bc..7b6e3821 100644
--- a/tests/manual/volumetrictest/volumetrictest.cpp
+++ b/tests/manual/volumetrictest/volumetrictest.cpp
@@ -40,8 +40,6 @@
#include <QtWidgets/QLabel>
#include <QtCore/QDebug>
-using namespace QtDataVisualization;
-
const int imageCount = 512;
const float xMiddle = 100.0f;
const float yMiddle = 2.5f;
diff --git a/tests/manual/volumetrictest/volumetrictest.h b/tests/manual/volumetrictest/volumetrictest.h
index 83e0d01a..b100b827 100644
--- a/tests/manual/volumetrictest/volumetrictest.h
+++ b/tests/manual/volumetrictest/volumetrictest.h
@@ -37,8 +37,6 @@
#include <QtDataVisualization/q3dbars.h>
#include <QtWidgets/QLabel>
-using namespace QtDataVisualization;
-
class VolumetricModifier : public QObject
{
Q_OBJECT