def test_definitions(self):
e1 = Equation(full_name="Jon's Law")
e1.save(no_wiki=True)
v1 = Variable(full_name="Jon's Constant")
v1.save(no_wiki=True)
e1.add_defined_var(v1.full_name)
self.assertEqual(e1.defined_var.full_name, v1.full_name)
def test_infobase_add_SearchTerm(self):
""" test linking a search term to an infobase or creating it if it
doesn't exist. """
v1 = Variable(full_name="acceleration")
v1.save(no_wiki=True)
# creating a search term for the first time
v1.add_SearchTerm("acc")
try:
s1 = SearchTerm.objects.get(term="acc")
except (ObjectDoesNotExist, MultipleObjectsReturned), e:
raise AssertionError
def test_infobase_add_from_sequence(self):
v1 = Variable(full_name="acceleration")
v1.save(no_wiki=True)
u1 = Unit(full_name="ms")
u1.save(no_wiki=True)
u2 = Unit(full_name="meter")
u2.save(no_wiki=True)
u3 = Unit(full_name="second")
u3.save(no_wiki=True)
u1.make_composition_links("meter,second")
v1.add_units_links("meter,second")
try:
uget1 = u1.composition_links.get(full_name="meter")
uget2 = u1.composition_links.get(full_name="second")
uget3 = v1.units_links.get(full_name="meter")
uget4 = v1.units_links.get(full_name="second")
except (ObjectDoesNotExist, MultipleObjectsReturned), e:
raise AssertionError
def test_infobase_save(self):
""" the save function is automated to add displaystyle to the latex,
add a description and link from wikipedia, and full_name and
quick_name as search terms. """
v1 = Variable(full_name="Newton's Second Law",
quick_name="F=ma",
representation="F=ma")
v1.save()
self.assertEqual(v1.representation, "$\\displaystyle{F=ma}$")
self.assertEqual(v1.description_url, u"http://en.wikipedia.org/wiki/Newton%27s_laws_of_motion")
# NOTE: The above represents a case where the description returned by
# wikipedia is NOT what we want, so we need to revise it.
try:
s1 = SearchTerm.objects.get(term=v1.full_name)
s2 = SearchTerm.objects.get(term=v1.quick_name)
except ObjectDoesNotExist:
raise AssertionError
self.assertTrue(s1 in v1.search_terms.all())
self.assertTrue(s2 in v1.search_terms.all())
# test save method on existing object
v1.description = "something else"
v1.save()
self.assertEqual(v1.description, "something else")
def test_equation_add_variables(self):
e1 = Equation(full_name="Jon's Law")
e1.save(no_wiki=True)
v1 = Variable(full_name="Jon's Constant")
v1.save(no_wiki=True)
v2 = Variable(full_name="Jon's Operator")
v2.save(no_wiki=True)
v3 = Variable(full_name="Jon's Plus Sign")
v3.save(no_wiki=True)
e1.add_defined_var("Jon's Constant")
e1.add_variables("Jon's Constant,Jon's Operator,Jon's Plus Sign")
self.assertEqual(e1.defined_var.full_name, v1.full_name)
self.assertTrue(v2 in e1.variables.all())
self.assertTrue(v3 in e1.variables.all())
self.assertFalse(v1 in e1.variables.all())
def test_infobase_strings(self):
""" check representation with $ removed and confirm latex is valid """
v1 = Variable(representation=r'$a$')
v1.save(no_wiki=True)
self.assertEqual(v1.rep_without_dollars(), r'\displaystyle{a}')
u1.save(no_wiki=True)
u2 = Unit(full_name="meter")
u2.save(no_wiki=True)
u3 = Unit(full_name="second")
u3.save(no_wiki=True)
u1.make_composition_links("meter,second")
v1.add_units_links("meter,second")
try:
uget1 = u1.composition_links.get(full_name="meter")
uget2 = u1.composition_links.get(full_name="second")
uget3 = v1.units_links.get(full_name="meter")
uget4 = v1.units_links.get(full_name="second")
except (ObjectDoesNotExist, MultipleObjectsReturned), e:
raise AssertionError
v2 = Variable(full_name="Jon's Constant")
v2.save(no_wiki=True)
u4 = Unit(full_name="kilogram")
u4.save(no_wiki=True)
u4.make_composition_links("base")
self.assertFalse(bool(u4.composition_links.all()))
def test_definitions(self):
e1 = Equation(full_name="Jon's Law")
e1.save(no_wiki=True)
v1 = Variable(full_name="Jon's Constant")
v1.save(no_wiki=True)
e1.add_defined_var(v1.full_name)
self.assertEqual(e1.defined_var.full_name, v1.full_name)
def test_equation_add_variables(self):
e1 = Equation(full_name="Jon's Law")
