def test_abcde_dith():
# A more exotic nod pattern between 3 sky & 2 off-centre object fields
# with slight overlap between pointings. This particular pattern may not
# be possible due to guide probe limits but it should still serve
# to test the kind of thing PIs occasionally do with
# smaller-field instruments, eg. using P2.
patt = {
'test01': (-315., 285.),
'test02': (-285., 315.),
'test03': (-166., -9.),
'test04': (-136., 21.),
'test05': (385., 285.),
'test06': (415., 315.),
'test07': (184., -33.),
'test08': (214., -3.),
'test09': (-15., -415.),
'test10': (15., -385.)
}
sky1 = ['test01', 'test02']
obj1 = ['test03', 'test04']
sky2 = ['test05', 'test06']
obj2 = ['test07', 'test08']
sky3 = ['test09', 'test10']
adpatt = offdict_to_adlist(patt)
skygroup1 = gt.ExposureGroup(get_ad_sublist(adpatt, sky1))
objgroup1 = gt.ExposureGroup(get_ad_sublist(adpatt, obj1))
skygroup2 = gt.ExposureGroup(get_ad_sublist(adpatt, sky2))
objgroup2 = gt.ExposureGroup(get_ad_sublist(adpatt, obj2))
skygroup3 = gt.ExposureGroup(get_ad_sublist(adpatt, sky3))
assert same_lists(gt.group_exposures(adpatt, pkg=PKG),
(skygroup1, objgroup1, skygroup2, objgroup2, skygroup3))
def test_abba_dith_2():
# Dither on source and on sky, from GS-F2-RECOM13-RUN-1-124:
patt = {'S20130427S0199': (0., 0.),
'S20130427S0200': (-20., -20.),
'S20130427S0201': (10., -30.),
'S20130427S0202': (0., 450.),
'S20130427S0203': (-20., 430.),
'S20130427S0204': (10., 420.)}
obj = ['S20130427S0199', 'S20130427S0200', 'S20130427S0201']
sky = ['S20130427S0202', 'S20130427S0203', 'S20130427S0204']
adpatt = offdict_to_adlist(patt)
objgroup = gt.ExposureGroup(get_ad_sublist(adpatt, obj), pkg=PKG)
skygroup = gt.ExposureGroup(get_ad_sublist(adpatt, sky), pkg=PKG)
assert same_lists(gt.group_exposures(adpatt, pkg=PKG), (objgroup, skygroup))
def test_abba():
# Simple 7' nod to sky without dithering (probably overly simple):
patt = {'test01': (0., 0.),
'test02': (210., 363.734),
'test03': (210., 363.734),
'test04': (0., 0.),
'test05': (0., 0.),
'test06': (210., 363.734),
'test07': (210., 363.734),
'test08': (0., 0.)}
obj = ['test01', 'test04', 'test05', 'test08']
sky = ['test02', 'test03', 'test06', 'test07']
adpatt = offdict_to_adlist(patt)
objgroup = gt.ExposureGroup(get_ad_sublist(adpatt, obj), pkg=PKG)
skygroup = gt.ExposureGroup(get_ad_sublist(adpatt, sky), pkg=PKG)
assert same_lists(gt.group_exposures(adpatt, pkg=PKG), (objgroup, skygroup))
def test_abbaacca():
# Simple 7' nod to sky in opposite directions:
patt = {'test01': (0., 0.),
'test02': (210., 363.734),
'test03': (210., 363.734),
'test04': (0., 0.),
'test05': (0., 0.),
'test06': (-210., -363.734),
'test07': (-210., -363.734),
'test08': (0., 0.)}
obj = ['test01', 'test04', 'test05', 'test08']
sky1 = ['test02', 'test03']
sky2 = ['test06', 'test07']
adpatt = offdict_to_adlist(patt)
objgroup = gt.ExposureGroup(get_ad_sublist(adpatt, obj), pkg=PKG)
skygroup1 = gt.ExposureGroup(get_ad_sublist(adpatt, sky1), pkg=PKG)
skygroup2 = gt.ExposureGroup(get_ad_sublist(adpatt, sky2), pkg=PKG)
assert same_lists(gt.group_exposures(adpatt, pkg=PKG),
(objgroup, skygroup1, skygroup2))
def test_abba_dith_1(self):
# Dither 2x2 on source and on sky, with ~50% overlap between A&B fields
# (borderline case for grouping):
patt = {
'test01': (-5., -5.),
'test02': (5., 5.),
'test03': (-5., 175.),
'test04': (5., 185.),
'test05': (-5., 185.),
'test06': (5., 175.),
'test07': (5., -5.),
'test08': (-5., 5.)
}
obj = ['test01', 'test02', 'test07', 'test08']
sky = ['test03', 'test04', 'test05', 'test06']
adpatt = offdict_to_adlist(patt)
objgroup = gt.ExposureGroup(get_ad_sublist(adpatt, obj))
skygroup = gt.ExposureGroup(get_ad_sublist(adpatt, sky))
assert same_lists(gt.group_exposures(adpatt, frac_FOV=0.9),
(objgroup, skygroup))
def test_a_dith():
# These are from Sandy's Q-15 programme:
patt = {'S20140104S0094': (0., -0.),
'S20140104S0095': (15., 15.),
'S20140104S0096': (-5.58580959265E-15, 15.),
'S20140104S0097': (-15., 15.),
'S20140104S0098': (-15., -5.58580959265E-15),
'S20140104S0099': (15., 5.58580959265E-15),
'S20140104S0100': (15., -15.),
'S20140104S0101': (5.58580959265E-15, -15.)}
obj = ['S20140104S0094', 'S20140104S0095', 'S20140104S0096',
'S20140104S0097', 'S20140104S0098', 'S20140104S0099',
'S20140104S0100', 'S20140104S0101']
adpatt = offdict_to_adlist(patt)
objgroup = gt.ExposureGroup(get_ad_sublist(adpatt, obj), pkg=PKG)
assert same_lists(gt.group_exposures(adpatt, pkg=PKG), (objgroup,))
