simplify test

recipes/qcustomplot/all/test_package/test_package.cpp

@@ -1,27 +1,9 @@
-#include <qcustomplot.h>
+// Checks that qcustomplot can be included but not much more.
 
-#include <QApplication>
-#include <QMainWindow>
-#include <QVector>
+#include <qcustomplot.h>
 
 int main(int argc, char *argv[]) {
-    QApplication app(argc, argv);
-    QMainWindow window;
-
     QCustomPlot customPlot;
-    window.setCentralWidget(&customPlot);
-
-    QVector<double> x(101), y(101);
-    for (int i = 0; i < 101; ++i) {
-        x[i] = i / 50.0 - 1;
-        y[i] = x[i] * x[i];
-    }
-    customPlot.addGraph();
-    customPlot.graph(0)->setData(x, y);
-    customPlot.xAxis->setLabel("x");
-    customPlot.yAxis->setLabel("y");
-    customPlot.rescaleAxes();
 
-    window.setGeometry(100, 100, 500, 400);
     return 0;
 }