def test_EPERTask_run_parallel(self):
"Test the EPERTask.run method for the parallel direction."
ccd = sensorTest.MaskedCCD(self.fits_file)
task = sensorTest.EPERTask()
task.config.direction = 'p'
task.config.cti = True
task.config.verbose = self.verbose
cti, bias_ests = task.run(self.fits_file, 1, range(1, 17),
self.overscans)
nrows = ccd.amp_geom.imaging.getHeight()
cti_expected = (float(self.overscans * self.overscan_value) /
float(self.imaging_value) / float(nrows))
for amp in ccd:
self.assertEqual(cti[amp].value, cti_expected)
def test_EPERTask_run_serial(self):
"Test the EPERTask.run method for the serial direction."
ccd = sensorTest.MaskedCCD(self.fits_file)
task = sensorTest.EPERTask()
task.config.direction = 's'
task.config.cti = True
task.config.verbose = self.verbose
cti, bias_ests = task.run(self.fits_file, 1, range(1, 17),
self.overscans)
ncols = (ccd.amp_geom.prescan.getWidth() +
ccd.amp_geom.imaging.getWidth())
cti_expected = (float(self.overscans * self.overscan_value) /
float(self.imaging_value) / float(ncols))
for amp in ccd:
self.assertEqual(cti[amp].value, cti_expected)
def test_subimage_serial(self):
"Test the SubImage class for the serial direction."
ccd = sensorTest.MaskedCCD(self.fits_file)
task = sensorTest.EPERTask()
task.config.direction = 's'
task.config.verbose = self.verbose
for amp in ccd:
subimage = SubImage(ccd, amp, self.overscans, task)
lastcol = ccd.amp_geom.imaging.getMaxX()
nrows = ccd.amp_geom.imaging.getHeight()
last_imaging_col = subimage(lastcol).getImage().getArray().flatten()
self.assertEqual(nrows, len(last_imaging_col))
self.assertEqual(nrows*self.imaging_value, sum(last_imaging_col))
for icol in range(1, self.overscans+1):
overscan_col = subimage(lastcol + icol)
self.assertEqual(nrows*self.overscan_value,
sum(overscan_col.getImage().getArray().flatten()))
def test_subimage_parallel(self):
"Test the SubImage class for the parallel direction."
ccd = sensorTest.MaskedCCD(self.fits_file)
task = sensorTest.EPERTask()
task.config.direction = 'p'
task.config.verbose = self.verbose
for amp in ccd:
subimage = SubImage(ccd, amp, self.overscans, task)
lastrow = ccd.amp_geom.imaging.getMaxY()
ncols = ccd.amp_geom.imaging.getWidth()
last_imaging_row = subimage(lastrow).getImage().getArray().flatten()
self.assertEqual(ncols, len(last_imaging_row))
self.assertEqual(ncols*self.imaging_value, sum(last_imaging_row))
for irow in range(1, self.overscans+1):
overscan_row = subimage(lastrow + irow)
self.assertEqual(ncols*self.overscan_value,
sum(overscan_row.getImage().getArray().flatten()))