def test_pixsim_cosmics(self):
night = '20150105'
expid = 124
camera = 'r0'
obs.new_exposure('arc', night=night, expid=expid, nspec=3)
pixsim.simulate(night, expid, camera, nspec=3, trimxy=True, cosmics=self.cosmics)
self.assertTrue(os.path.exists(io.findfile('simspec', night, expid)))
simspec = io.read_simspec(io.findfile('simspec', night, expid))
self.assertTrue(os.path.exists(io.findfile('simpix', night, expid, camera)))
self.assertTrue(os.path.exists(io.findfile('pix', night, expid, camera)))
def test_pixsim(self):
night = '20150105'
expid = 123
camera = 'r0'
obs.new_exposure('arc', night=night, expid=expid, nspec=3)
pixsim.simulate(night, expid, camera, nspec=3, trimxy=True)
self.assertTrue(os.path.exists(io.findfile('simspec', night, expid)))
simspec = io.read_simspec(io.findfile('simspec', night, expid))
self.assertTrue(
os.path.exists(io.findfile('simpix', night, expid, camera)))
self.assertTrue(
os.path.exists(io.findfile('pix', night, expid, camera)))
def test_simulate(self):
import desispec.image
night = self.night
expid = self.expid
camera = 'r0'
nspec = 3
obs.new_exposure('arc', night=night, expid=expid, nspec=nspec)
simspec = io.read_simspec(io.findfile('simspec', night, expid))
psf = desimodel.io.load_psf(camera[0])
psf.npix_y, psf.npix_x = self.ccdshape
image, rawpix, truepix = pixsim.simulate(camera, simspec, psf, nspec=nspec)
self.assertTrue(isinstance(image, desispec.image.Image))
self.assertTrue(isinstance(rawpix, np.ndarray))
self.assertTrue(isinstance(truepix, np.ndarray))
self.assertEqual(image.pix.shape, truepix.shape)
self.assertEqual(image.pix.shape[0], rawpix.shape[0])
self.assertLess(image.pix.shape[1], rawpix.shape[1]) #- raw has overscan
def test_simulate(self):
import desispec.image
night = self.night
expid = self.expid
camera = 'r0'
nspec = 3
obs.new_exposure('arc', night=night, expid=expid, nspec=nspec)
simspec = io.read_simspec(io.findfile('simspec', night, expid))
psf = desimodel.io.load_psf(camera[0])
psf.npix_y, psf.npix_x = self.ccdshape
image, rawpix, truepix = pixsim.simulate(camera, simspec, psf, nspec=nspec)
self.assertTrue(isinstance(image, desispec.image.Image))
self.assertTrue(isinstance(rawpix, np.ndarray))
self.assertTrue(isinstance(truepix, np.ndarray))
self.assertEqual(image.pix.shape, truepix.shape)
self.assertEqual(image.pix.shape[0], rawpix.shape[0])
self.assertLess(image.pix.shape[1], rawpix.shape[1]) #- raw has overscan