Add duration tracking and average time calculation to benchmark tests

Author: PierreRaybaut

qwt/tests/test_curvebenchmark1.py

@@ -142,6 +142,7 @@ def __init__(self, max_n=1000000, parent=None, unattended=False, **kwargs):
         self.text = BMText(self)
         self.tabs.addTab(self.text, "Contents")
         self.resize(*self.SIZE)
+        self.durations = []
 
         # Force window to show up and refresh (for test purpose only)
         self.show()
@@ -160,7 +161,9 @@ def process_iteration(self, title, description, widget, t0):
         # Force widget to refresh (for test purpose only)
         QApplication.processEvents()
 
-        time_str = "Elapsed time: %d ms" % ((time.time() - t0) * 1000)
+        duration = (time.time() - t0) * 1000
+        self.durations.append(duration)
+        time_str = "Elapsed time: %d ms" % duration
         widget.text.setText(time_str)
         self.text.append("<br><i>%s:</i><br>%s" % (description, time_str))
         print("[%s] %s" % (utils.get_lib_versions(), time_str))

qwt/tests/test_loadtest.py

@@ -10,6 +10,8 @@
 
 import time
 
+import numpy as np
+
 # Local imports
 from qwt.tests import test_curvebenchmark1 as cb
 from qwt.tests import utils
@@ -47,6 +49,9 @@ def run_benchmark(self, max_n, unattended, **kwargs):
                 symtext,
             )
             self.process_iteration(title, description, widget, t0)
+        print("")
+        time_str = "Average elapsed time: %d ms" % np.mean(self.durations)
+        print("[%s] %s" % (utils.get_lib_versions(), time_str))
 
 
 def test_loadtest():