def test_overlap_component(simple_model_overlap, simple_model_alias_overlap):
"""Test if model builder detects the overlap component correctly."""
mb = ModelBuilder()
# Test overlap
overlap = mb._get_component_param_overlap(simple_model_overlap)
assert "Spindown" in overlap.keys()
assert overlap["Spindown"][0] == set(["F0"])
# Only one over lap parameter F0
# Since the _get_component_param_overlap returns non-overlap part,
# we test if the non-overlap number makes sense.
assert overlap["Spindown"][1] == len(simple_model_overlap.params) - 1
assert (overlap["Spindown"][2] == len(
mb.all_components.components["Spindown"].params) - 1)
a_overlap = mb._get_component_param_overlap(simple_model_alias_overlap)
assert a_overlap["Spindown"][0] == set(["F0"])
assert a_overlap["Spindown"][1] == len(
simple_model_alias_overlap.params) - 1
assert (a_overlap["Spindown"][2] == len(
mb.all_components.components["Spindown"].params) - 1)
assert a_overlap["AstrometryEcliptic"][0] == set(["ELONG"])
assert (a_overlap["AstrometryEcliptic"][1] == len(
simple_model_alias_overlap.params) - 1)
assert (a_overlap["AstrometryEcliptic"][2] == len(
mb.all_components.components["AstrometryEcliptic"].params) - 1)
def test_pintify_parfile_repeat_line_with_repeat_param():
repeat_par = base_par + "JUMP -fe 1 1 3\nJUMP -fe 2 1 3"
repeat_par += "\nECORR -fe 1 1 2\nECORR -fe 2 1 2"
m = ModelBuilder()
pint_dict, original_name, unknow = m._pintify_parfile(StringIO(repeat_par))
assert len(pint_dict["JUMP1"]) == 2
assert len(pint_dict["ECORR1"]) == 2
def test_model_fillup(test_timing_model):
"""Test model value fill up"""
mb = ModelBuilder()
tm = mb._setup_model(test_timing_model, pint_dict_base, validate=False)
assert tm.PSR.value == "J1234+5678"
assert np.isclose(tm.F0.value, 173.6879489990983)
assert np.isclose(tm.F0.uncertainty_value, 3.000e-13)
assert tm.DMX_0001.value == 3.01718358e-03
assert tm.DMX_0001.uncertainty_value == 3.89019948e-05
jump_map = tm.get_prefix_mapping("JUMP")
assert len(jump_map.keys()) == len(pint_dict_base["JUMP1"])
assert tm.JUMP1.key == "-fe"
assert tm.JUMP1.key_value == ["L-wide"]
assert tm.JUMP1.value == 1
assert tm.JUMP2.key == "-fe"
assert tm.JUMP2.key_value == ["430"]
assert tm.JUMP2.value == 1
assert tm.JUMP3.key == "-fe1"
assert tm.JUMP3.key_value == ["430"]
assert tm.JUMP3.value == 1
efac = tm.get_prefix_mapping("EFAC")
assert len(efac.keys()) == len(pint_dict_base["EFAC1"])
assert tm.EFAC1.key == "-f"
assert tm.EFAC1.key_value == ["L-wide_PUPPI"]
assert tm.EFAC1.value == 1.156
assert tm.EFAC2.key == "-f"
assert tm.EFAC2.key_value == ["430_ASP"]
assert tm.EFAC2.value == 0.969
equad = tm.get_prefix_mapping("EQUAD")
assert len(equad.keys()) == len(pint_dict_base["EQUAD1"])
def test_parse_parfile_index_param():
indexed_par = base_par + "DMX_0001 1 1 2\nDMX_0025 2 1 3"
m = ModelBuilder()
pint_dict, original_name, unknow = m._pintify_parfile(
StringIO(indexed_par))
assert pint_dict["DMX_0001"] == ["1 1 2"]
assert pint_dict["DMX_0025"] == ["2 1 3"]
def test_subset_component(sub_set_model):
"""Test if model builder detects the subset component.
"""
mb = ModelBuilder()
# Test subset
superset = mb._is_subset_component(sub_set_model)
assert superset == "Spindown"
def test_pintify_parfile_alises():
aliases_par = base_par.replace("ELONG", "LAMBDA")
m = ModelBuilder()
pint_dict, original_name, unknow = m._pintify_parfile(
StringIO(aliases_par))
assert pint_dict["ELONG"] == ["0 1 3"]
assert len(unknow) == 0
assert "LAMBDA" not in pint_dict.keys()
def test_model_fillup_prefix_adding(test_timing_model):
pint_dict_prefix = copy.deepcopy(pint_dict_base)
pint_dict_prefix["DMX_0002"] = ["5.01718358D-03 1 3.89019948D-05"]
pint_dict_prefix["DMX_0345"] = ["3.01718358D-03 1 5.89019948D-05"]
mb = ModelBuilder()
tm = mb._setup_model(test_timing_model, pint_dict_prefix, validate=False)
assert np.isclose(tm.DMX_0002.value, 5.01718358e-03)
assert np.isclose(tm.DMX_0002.uncertainty_value, 3.89019948e-05)
assert np.isclose(tm.DMX_0345.value, 3.01718358e-03)
assert np.isclose(tm.DMX_0345.uncertainty_value, 5.89019948e-05)
def test_pintify_parfile_repeat_line_mix_alises():
repeat_par = base_par + "EQUAD -fe 1 1 3\nT2EQUAD -fe 2 1 3\nEQUAD -fe 4 2 2"
m = ModelBuilder()
with pytest.raises(TimingModelError):
m._pintify_parfile(StringIO(repeat_par))
pint_dict, original_name, unknow = m._pintify_parfile(
StringIO(repeat_par), allow_name_mixing=True)
# The list order is swaped since parse_parfile will pack EQUADs first and
# then the pintify will add T2ECORR to the list.
assert pint_dict["EQUAD1"] == ["-fe 1 1 3", "-fe 4 2 2", "-fe 2 1 3"]
assert "T2EQUAD" not in pint_dict.keys()
def test_model_fillup_prefix_adding_spin_freq(test_timing_model):
pint_dict_prefix = copy.deepcopy(pint_dict_base)
pint_dict_prefix["F1"] = ["5.0D-11 1 3.0e-15"]
pint_dict_prefix["F2"] = ["5.0D-13 1 3.0e-15"]
pint_dict_prefix["F3"] = ["3.0D-14 1 5.0e-15"]
mb = ModelBuilder()
tm = mb._setup_model(test_timing_model, pint_dict_prefix)
assert np.isclose(tm.F2.value, 5.0e-13)
assert np.isclose(tm.F2.uncertainty_value, 3.0e-15)
assert np.isclose(tm.F3.value, 3.0e-14)
assert np.isclose(tm.F3.uncertainty_value, 5.0e-15)
def test_model_from_par_hassubset():
"""Test Get model from test par file with a subset component."""
# Define a subset parameter model that is registered. So the metaclass can
# catch it.
class SubsetModel2(PhaseComponent):
"""Test model component hosting the parameters which are a subset of spindown."""
register = True
category = "simple_test"
def __init__(self):
super(SubsetModel2, self).__init__()
self.add_param(floatParameter(name="F0", value=0.0, unit="1/s"))
with pytest.raises(ComponentConflict):
mb = ModelBuilder()
# Have to remove the SubsetModel2, since it will fail other tests.
del Component.component_types["SubsetModel2"]
def test_model_from_par():
"""Test Get model from test par file."""
test_par1 = """
PSR B1855+09
LAMBDA 286.8634893301156 1 0.0000000165859
BETA 32.3214877555037 1 0.0000000273526
PMLAMBDA -3.2701 1 0.0141
PMBETA -5.0982 1 0.0291
PX 0.2929 1 0.2186
F0 186.4940812707752116 1 0.0000000000328468
F1 -6.205147513395D-16 1 1.379566413719D-19
PEPOCH 54978.000000
START 53358.726
FINISH 56598.873
DM 13.299393
DMX 14.000000
DMX_0001 1.51618630D-02 1 3.51684846D-03
DMXEP_0001 53358.72746
DMXR1_0001 53358.72746
DMXR2_0001 53358.77841
DMXF1_0001 424.000
DMXF2_0001 1442.000
DMX_0002 1.52370685D-02 1 3.51683449D-03
DMXEP_0002 53420.54893
DMXR1_0002 53420.54893
DMXR2_0002 53420.58620
DMXF1_0002 424.000
DMXF2_0002 1442.000
FD1 1.61666384D-04 1 3.38650356D-05
FD2 -1.88210030D-04 1 4.13173074D-05
SOLARN0 0.00
EPHEM DE421
ECL IERS2003
CLK TT(BIPM)
UNITS TDB
TIMEEPH FB90
T2CMETHOD TEMPO
CORRECT_TROPOSPHERE N
PLANET_SHAPIRO N
#DILATEFREQ N
NTOA 4005
TRES 5.52
TZRMJD 54981.28084616488447
TZRFRQ 424.000
TZRSITE 3
NITS 1
INFO -f
BINARY DD
A1 9.230780480 1 0.000000203
E 0.0000216340 1 0.0000000236
T0 54975.5128660817 1 0.0019286695
PB 12.32717119132762 1 0.00000000019722
OM 276.536118059963 1 0.056323656112
SINI 0.999461 1 0.000178
M2 0.233837 1 0.011278
RNAMP 0.17173D-01
RNIDX -4.91353
TNRedAmp -14.227505410948254
TNRedGam 4.91353
TNRedC 45
T2EFAC -f L-wide_PUPPI 1.507
T2EFAC -f 430_ASP 1.147
T2EQUAD -f L-wide_PUPPI 0.25518
T2EQUAD -f 430_ASP 0.01410
ECORR -f 430_PUPPI 0.00601
ECORR -f L-wide_PUPPI 0.31843
JUMP -fe L-wide -0.000009449 1 0.000009439
"""
mb = ModelBuilder()
param_inpar, original_name, unknown = mb._pintify_parfile(
io.StringIO(test_par1))
# valid_param_inline = []
# for l in test_par1.split("\n"):
# l = l.strip()
# if not (l.startswith("#") or l == ""):
# valid_param_inline.append(l.split()[0])
# assert set(repeat) == {"JUMP", "ECORR", "T2EQUAD", "T2EFAC"}
comps, conflict, _ = mb.choose_model(param_inpar)
assert comps == {
"Spindown",
"FD",
"AbsPhase",
"ScaleToaError",
"TroposphereDelay",
"PhaseJump",
"DispersionDMX",
"AstrometryEcliptic",
"BinaryDD",
"DispersionDM",
"EcorrNoise",
"SolarWindDispersion",
"PLRedNoise",
"SolarSystemShapiro",
}
tm = mb(io.StringIO(test_par1))
assert len(tm.get_prefix_mapping("EQUAD")) == 2
assert len(tm.get_prefix_mapping("EFAC")) == 2
assert len(tm.get_prefix_mapping("JUMP")) == 1
def test_pintify_parfile_unrecognize():
wrong_par = base_par + "UNKNOWN 2 1 1"
m = ModelBuilder()
pint_dict, original_name, unknow = m._pintify_parfile(StringIO(wrong_par))
assert unknow == {"UNKNOWN": ["2 1 1"]}
def test_pintify_parfile_duplicate_binary():
dup_par = base_par + "BINARY DD\nBINARY BT"
m = ModelBuilder()
with pytest.raises(TimingModelError):
m._pintify_parfile(StringIO(dup_par))
def test_pintify_parfile_from_parfile_dict():
m = ModelBuilder()
par_dict = parse_parfile(StringIO(base_par))
pint_dict, original_name, unknow = m._pintify_parfile(par_dict)
assert len(pint_dict) == len((base_par.strip()).split("\n"))
assert len(unknow) == 0
def test_pintify_parfile_repeat_line_with_nonrepeat_param():
repeat_par = base_par + "DM 1 1 3\nF0 2 1 3"
m = ModelBuilder()
with pytest.raises(TimingModelError):
m._pintify_parfile(StringIO(repeat_par))
def test_pintify_parfile_repeat_line_with_repeat_aliases():
repeat_par = base_par + "T2EQUAD -fe 1 1 3\nT2EQUAD -fe 2 1 3"
m = ModelBuilder()
pint_dict, original_name, unknow = m._pintify_parfile(StringIO(repeat_par))
assert len(pint_dict["EQUAD1"]) == 2
assert "T2EQUAD" not in pint_dict.keys()
def test_pintify_parfile_nonrepeat_with_alise_repeating():
aliases_par = base_par + "LAMBDA 2 1 3"
m = ModelBuilder()
with pytest.raises(TimingModelError):
m._pintify_parfile(StringIO(aliases_par))
