def test_ver_map_verions_in_range():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
vm[1][1] = -1
raises(AssertionError, lambda: check_version_map(vm))
vm[1][1] = spec["numberOfQuestions"] + 1
raises(AssertionError, lambda: check_version_map(vm, spec))
def test_ver_map_json_roundtrip():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
s = json.dumps(vm)
vm2 = json.loads(s)
assert vm != vm2 # I mean, we'd like, but Json doesn't
vm3 = undo_json_packing_of_version_map(vm2)
assert vm == vm3
def test_ver_map_from_dict():
spec = SpecVerifier.demo()
spec_dict = spec.get_public_spec_dict()
vm = make_random_version_map(spec_dict)
check_version_map(vm, spec_dict)
check_version_map(vm, spec)
def test_ver_map_check_spec_or_dict():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
vm.pop(1)
raises(AssertionError, lambda: check_version_map(vm, spec))
raises(AssertionError, lambda: check_version_map(vm, spec.get_public_spec_dict()))
def test_ver_map_fix_has_ver1_only():
# assumes version 2 is fixed in demo: test will need adjusting if that changes
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
vm[1][2] = 2
raises(AssertionError, lambda: check_version_map(vm, spec))
def test_ver_map_types4():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
vm[1][2] = "str"
raises(AssertionError, lambda: check_version_map(vm))
def test_ver_map_types3():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
vm[1]["2"] = vm[1].pop(2)
raises(AssertionError, lambda: check_version_map(vm))
def test_ver_map_fails_if_too_short():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
vm.pop(1)
check_version_map(vm) # passes if we don't know spec
raises(AssertionError, lambda: check_version_map(vm, spec))
def test_make_rand_ver_map():
spec = SpecVerifier.demo()
vm = make_random_version_map(spec)
check_version_map(vm)
check_version_map(vm, spec)
def buildExamDatabaseFromSpec(spec, db, version_map=None):
"""Build metadata for exams from spec and insert into the database.
Arguments:
spec (dict): exam specification, see :func:`plom.SpecVerifier`.
db (database): the database to populate.
version_map (dict/None): optional predetermined version map
keyed by test number and question number. If None, we will
build our own random version mapping. For the map format
see :func:`plom.finish.make_random_version_map`.
Returns:
bool: True if succuess.
str: a status string, one line per test, ending with an error if failure.
Raises:
ValueError: if database already populated.
KeyError: invalid question selection scheme in spec.
"""
buildSpecialRubrics(spec, db)
if db.areAnyPapersProduced():
raise ValueError("Database already populated")
if not version_map:
# TODO: move reproducible random seed support to the make fcn?
random.seed(spec["privateSeed"])
version_map = make_random_version_map(spec)
check_version_map(version_map)
ok = True
status = ""
# build bundles for annotation images
# for q in range(1, 1 + spec["numberOfQuestions"]):
# for v in range(1, 1 + spec["numberOfVersions"]):
# pass
# if not db.createAnnotationBundle(q, v):
# ok = False
# status += "Error making bundle for q.v={}.{}".format(q, v)
# build bundle for replacement pages (for page-not-submitted images)
if not db.createReplacementBundle():
ok = False
status += "Error making bundle for replacement pages"
for t in range(1, spec["numberToProduce"] + 1):
log.info("Creating DB entry for test {} of {}.".format(
t, spec["numberToProduce"]))
if db.createTest(t):
status += "DB entry for test {:04}:".format(t)
else:
status += " Error creating"
ok = False
if db.createIDGroup(t, spec["idPages"]["pages"]):
status += " ID"
else:
status += " Error creating idgroup"
ok = False
if db.createDNMGroup(t, spec["doNotMark"]["pages"]):
status += " DNM"
else:
status += "Error creating DoNotMark-group"
ok = False
for g in range(spec["numberOfQuestions"]): # runs from 0,1,2,...
gs = str(g + 1) # now a str and 1,2,3,...
v = version_map[t][g + 1]
assert v in range(1, spec["numberOfVersions"] + 1)
if spec["question"][gs]["select"] == "fix":
vstr = "f{}".format(v)
assert v == 1
elif spec["question"][gs]["select"] == "shuffle":
vstr = "v{}".format(v)
# elif spec["question"][gs]["select"] == "param":
# vstr = "p{}".format(v)
else:
raise KeyError(
'Invalid spec: question {} "select" of "{}" is unexpected'.
format(gs, spec["question"][gs]["select"]))
# if db.createQGroup(t, int(gs), v, spec["question"][gs]["pages"], int(spec["question"][gs]["mark"])):
if db.createQGroup(t, int(gs), v, spec["question"][gs]["pages"]):
status += " Q{}{}".format(gs, vstr)
else:
status += "Error creating Question {} ver {}".format(gs, vstr)
ok = False
status += "\n"
return ok, status
