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# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2016-2017 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
"""Basic tests for CurvesROIWidget"""
__authors__ = ["T. Vincent", "P. Knobel", "H. Payno"]
__license__ = "MIT"
__date__ = "16/11/2017"
import logging
import os.path
import unittest
from collections import OrderedDict
import numpy
from silx.gui import qt
from silx.test.utils import temp_dir
from silx.gui.utils.testutils import TestCaseQt, SignalListener
from silx.gui.plot import PlotWindow, CurvesROIWidget
_logger = logging.getLogger(__name__)
class TestCurvesROIWidget(TestCaseQt):
"""Basic test for CurvesROIWidget"""
def setUp(self):
super(TestCurvesROIWidget, self).setUp()
self.plot = PlotWindow()
self.plot.show()
self.qWaitForWindowExposed(self.plot)
self.widget = self.plot.getCurvesRoiDockWidget()
self.widget.show()
self.qWaitForWindowExposed(self.widget)
def tearDown(self):
self.plot.setAttribute(qt.Qt.WA_DeleteOnClose)
self.plot.close()
del self.plot
self.widget.setAttribute(qt.Qt.WA_DeleteOnClose)
self.widget.close()
del self.widget
super(TestCurvesROIWidget, self).tearDown()
def testWithCurves(self):
"""Plot with curves: test all ROI widget buttons"""
for offset in range(2):
self.plot.addCurve(numpy.arange(1000),
offset + numpy.random.random(1000),
legend=str(offset))
# Add two ROI
self.mouseClick(self.widget.roiWidget.addButton, qt.Qt.LeftButton)
self.qWait(200)
self.mouseClick(self.widget.roiWidget.addButton, qt.Qt.LeftButton)
self.qWait(200)
# Change active curve
self.plot.setActiveCurve(str(1))
# Delete a ROI
self.mouseClick(self.widget.roiWidget.delButton, qt.Qt.LeftButton)
self.qWait(200)
with temp_dir() as tmpDir:
self.tmpFile = os.path.join(tmpDir, 'test.ini')
# Save ROIs
self.widget.roiWidget.save(self.tmpFile)
self.assertTrue(os.path.isfile(self.tmpFile))
self.assertTrue(len(self.widget.getRois()) is 2)
# Reset ROIs
self.mouseClick(self.widget.roiWidget.resetButton,
qt.Qt.LeftButton)
self.qWait(200)
rois = self.widget.getRois()
self.assertTrue(len(rois) is 1)
print(rois)
roiID = list(rois.keys())[0]
self.assertTrue(rois[roiID].getName() == 'ICR')
# Load ROIs
self.widget.roiWidget.load(self.tmpFile)
self.assertTrue(len(self.widget.getRois()) is 2)
del self.tmpFile
def testMiddleMarker(self):
"""Test with middle marker enabled"""
self.widget.roiWidget.roiTable.setMiddleROIMarkerFlag(True)
# Add a ROI
self.mouseClick(self.widget.roiWidget.addButton, qt.Qt.LeftButton)
for roiID in self.widget.roiWidget.roiTable._markersHandler._roiMarkerHandlers:
handler = self.widget.roiWidget.roiTable._markersHandler._roiMarkerHandlers[roiID]
assert handler.getMarker('min')
xleftMarker = handler.getMarker('min').getXPosition()
xMiddleMarker = handler.getMarker('middle').getXPosition()
xRightMarker = handler.getMarker('max').getXPosition()
thValue = xleftMarker + (xRightMarker - xleftMarker) / 2.
self.assertAlmostEqual(xMiddleMarker, thValue)
def testAreaCalculation(self):
"""Test result of area calculation"""
x = numpy.arange(100.)
y = numpy.arange(100.)
# Add two curves
self.plot.addCurve(x, y, legend="positive")
self.plot.addCurve(-x, y, legend="negative")
# Make sure there is an active curve and it is the positive one
self.plot.setActiveCurve("positive")
# Add two ROIs
roi_neg = CurvesROIWidget.ROI(name='negative', fromdata=-20,
todata=-10, type_='X')
roi_pos = CurvesROIWidget.ROI(name='positive', fromdata=10,
todata=20, type_='X')
self.widget.roiWidget.setRois((roi_pos, roi_neg))
posCurve = self.plot.getCurve('positive')
negCurve = self.plot.getCurve('negative')
self.assertEqual(roi_pos.computeRawAndNetArea(posCurve),
(numpy.trapz(y=[10, 20], x=[10, 20]),
0.0))
self.assertEqual(roi_pos.computeRawAndNetArea(negCurve),
(0.0, 0.0))
self.assertEqual(roi_neg.computeRawAndNetArea(posCurve),
((0.0), 0.0))
self.assertEqual(roi_neg.computeRawAndNetArea(negCurve),
((-150.0), 0.0))
def testCountsCalculation(self):
"""Test result of count calculation"""
x = numpy.arange(100.)
y = numpy.arange(100.)
# Add two curves
self.plot.addCurve(x, y, legend="positive")
self.plot.addCurve(-x, y, legend="negative")
# Make sure there is an active curve and it is the positive one
self.plot.setActiveCurve("positive")
# Add two ROIs
roi_neg = CurvesROIWidget.ROI(name='negative', fromdata=-20,
todata=-10, type_='X')
roi_pos = CurvesROIWidget.ROI(name='positive', fromdata=10,
todata=20, type_='X')
self.widget.roiWidget.setRois((roi_pos, roi_neg))
posCurve = self.plot.getCurve('positive')
negCurve = self.plot.getCurve('negative')
self.assertEqual(roi_pos.computeRawAndNetCounts(posCurve),
(y[10:21].sum(), 0.0))
self.assertEqual(roi_pos.computeRawAndNetCounts(negCurve),
(0.0, 0.0))
self.assertEqual(roi_neg.computeRawAndNetCounts(posCurve),
((0.0), 0.0))
self.assertEqual(roi_neg.computeRawAndNetCounts(negCurve),
(y[10:21].sum(), 0.0))
def testDeferedInit(self):
"""Test behavior of the deferedInit"""
x = numpy.arange(100.)
y = numpy.arange(100.)
self.plot.addCurve(x=x, y=y, legend="name", replace="True")
roisDefs = OrderedDict([
["range1",
OrderedDict([["from", 20], ["to", 200], ["type", "energy"]])],
["range2",
OrderedDict([["from", 300], ["to", 500], ["type", "energy"]])]
])
roiWidget = self.plot.getCurvesRoiDockWidget().roiWidget
self.plot.getCurvesRoiDockWidget().setRois(roisDefs)
self.assertTrue(len(roiWidget.getRois()) is len(roisDefs))
self.plot.getCurvesRoiDockWidget().setVisible(True)
self.assertTrue(len(roiWidget.getRois()) is len(roisDefs))
def testDictCompatibility(self):
"""Test that ROI api is valid with dict and not information is lost"""
roiDict = {'from': 20, 'to': 200, 'type': 'energy', 'comment': 'no',
'name': 'myROI', 'calibration': [1, 2, 3]}
roi = CurvesROIWidget.ROI._fromDict(roiDict)
self.assertTrue(roi.toDict() == roiDict)
def testShowAllROI(self):
"""Test the show allROI action"""
x = numpy.arange(100.)
y = numpy.arange(100.)
self.plot.addCurve(x=x, y=y, legend="name", replace="True")
roisDefsDict = {
"range1": {"from": 20, "to": 200,"type": "energy"},
"range2": {"from": 300, "to": 500, "type": "energy"}
}
roisDefsObj = (
CurvesROIWidget.ROI(name='range3', fromdata=20, todata=200,
type_='energy'),
CurvesROIWidget.ROI(name='range4', fromdata=300, todata=500,
type_='energy')
)
self.widget.roiWidget.showAllMarkers(True)
roiWidget = self.plot.getCurvesRoiDockWidget().roiWidget
roiWidget.setRois(roisDefsDict)
self.assertTrue(len(self.plot._getAllMarkers()) is 2*3)
markersHandler = self.widget.roiWidget.roiTable._markersHandler
roiWidget.showAllMarkers(True)
ICRROI = markersHandler.getVisibleRois()
self.assertTrue(len(ICRROI) is 2)
roiWidget.showAllMarkers(False)
ICRROI = markersHandler.getVisibleRois()
self.assertTrue(len(ICRROI) is 1)
roiWidget.setRois(roisDefsObj)
self.qapp.processEvents()
self.assertTrue(len(self.plot._getAllMarkers()) is 2*3)
markersHandler = self.widget.roiWidget.roiTable._markersHandler
roiWidget.showAllMarkers(True)
ICRROI = markersHandler.getVisibleRois()
self.assertTrue(len(ICRROI) is 2)
roiWidget.showAllMarkers(False)
ICRROI = markersHandler.getVisibleRois()
self.assertTrue(len(ICRROI) is 1)
def testRoiEdition(self):
"""Make sure if the ROI object is edited the ROITable will be updated
"""
roi = CurvesROIWidget.ROI(name='linear', fromdata=0, todata=5)
self.widget.roiWidget.setRois((roi, ))
x = (0, 1, 1, 2, 2, 3)
y = (1, 1, 2, 2, 1, 1)
self.plot.addCurve(x=x, y=y, legend='linearCurve')
self.plot.setActiveCurve(legend='linearCurve')
self.widget.calculateROIs()
roiTable = self.widget.roiWidget.roiTable
indexesColumns = CurvesROIWidget.ROITable.COLUMNS_INDEX
itemRawCounts = roiTable.item(0, indexesColumns['Raw Counts'])
itemNetCounts = roiTable.item(0, indexesColumns['Net Counts'])
self.assertTrue(itemRawCounts.text() == '8.0')
self.assertTrue(itemNetCounts.text() == '2.0')
itemRawArea = roiTable.item(0, indexesColumns['Raw Area'])
itemNetArea = roiTable.item(0, indexesColumns['Net Area'])
self.assertTrue(itemRawArea.text() == '4.0')
self.assertTrue(itemNetArea.text() == '1.0')
roi.setTo(2)
itemRawArea = roiTable.item(0, indexesColumns['Raw Area'])
self.assertTrue(itemRawArea.text() == '3.0')
roi.setFrom(1)
itemRawArea = roiTable.item(0, indexesColumns['Raw Area'])
self.assertTrue(itemRawArea.text() == '2.0')
def testRemoveActiveROI(self):
"""Test widget behavior when removing the active ROI"""
roi = CurvesROIWidget.ROI(name='linear', fromdata=0, todata=5)
self.widget.roiWidget.setRois((roi,))
self.widget.roiWidget.roiTable.setActiveRoi(None)
self.assertTrue(len(self.widget.roiWidget.roiTable.selectedItems()) is 0)
self.widget.roiWidget.setRois((roi,))
self.plot.setActiveCurve(legend='linearCurve')
self.widget.calculateROIs()
def testEmitCurrentROI(self):
"""Test behavior of the CurvesROIWidget.sigROISignal"""
roi = CurvesROIWidget.ROI(name='linear', fromdata=0, todata=5)
self.widget.roiWidget.setRois((roi,))
signalListener = SignalListener()
self.widget.roiWidget.sigROISignal.connect(signalListener.partial())
self.widget.show()
self.qapp.processEvents()
self.assertTrue(signalListener.callCount() is 0)
self.assertTrue(self.widget.roiWidget.roiTable.activeRoi is roi)
roi.setFrom(0.0)
self.qapp.processEvents()
self.assertTrue(signalListener.callCount() is 0)
roi.setFrom(0.3)
self.qapp.processEvents()
self.assertTrue(signalListener.callCount() is 1)
def suite():
test_suite = unittest.TestSuite()
for TestClass in (TestCurvesROIWidget,):
test_suite.addTest(
unittest.defaultTestLoader.loadTestsFromTestCase(TestClass))
return test_suite
if __name__ == '__main__':
unittest.main(defaultTest='suite')
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