def test_clone(self):
self.scope.insert(Symbol('A', 0, 0))
self.scope.insert(Symbol('B', 0, 0))
clone = self.scope.clone()
self.assertTrue(self.scope.find('A') is not clone.find('A'))
self.assertTrue(self.scope.find('B') is not clone.find('B'))
def test_insert(self):
self.assertEqual(Scope.INSERT_SUCCESS,
self.scope.insert(Symbol('A', 0, 0)))
self.assertEqual(Scope.INSERT_REDECL,
self.scope.insert(Symbol('A', 0, 0)))
self.assertEqual(Scope.INSERT_SUCCESS,
self.scope.insert(Symbol('B', 0, 0)))
def test_find_diff_scope(self):
self.sym.insert(Symbol('A', 0, 0))
self.sym.push()
self.sym.insert(Symbol('B', 0, 0))
found, in_scope = self.sym.find('A')
self.assertTrue(found is not None)
self.assertTrue(found.identifier is 'A')
self.assertTrue(type(found) is Symbol)
def test_symbol_table_clone(self):
self.sym.insert(Symbol('A', 0, 0))
self.sym.push()
self.sym.insert(Symbol('B', 0, 0))
clone = self.sym.clone()
self.assertTrue(self.sym.size() == clone.size())
self.assertTrue(self.sym.find('A')[0] is not clone.find('A')[0])
self.assertTrue(self.sym.find('B')[0] is not clone.find('B')[0])
self.sym.pop()
self.assertTrue(self.sym.size() == clone.size() - 1)
self.assertTrue(
self.sym.find('B')[0] is None and clone.find('B')[0] is not None)
def test_find_same_scope(self):
self.assertTrue(
self.sym.insert(Symbol('A', 0, 0))[0] == Scope.INSERT_SUCCESS)
found, in_scope = self.sym.find('A')
self.assertTrue(found is not None)
self.assertTrue(found.identifier is 'A')
self.assertTrue(type(found) is Symbol)
def test_insert(self):
self.assertTrue(
self.sym.insert(Symbol('A', 0, 0))[0] == Scope.INSERT_SUCCESS)
self.assertTrue(
self.sym.insert(Symbol('B', 0, 0))[0] == Scope.INSERT_SUCCESS)
self.sym.push()
self.assertTrue(
self.sym.insert(Symbol('A', 0, 0))[0] == Scope.INSERT_SHADOWED)
self.assertTrue(
self.sym.insert(Symbol('B', 0, 0))[0] == Scope.INSERT_SHADOWED)
self.assertTrue(
self.sym.insert(Symbol('A', 0, 0))[0] == Scope.INSERT_REDECL)
self.assertTrue(
self.sym.insert(Symbol('B', 0, 0))[0] == Scope.INSERT_REDECL)
def test_size(self):
self.assertEqual(0, self.scope.size())
self.scope.insert(Symbol('A', 0, 0))
self.assertEqual(1, self.scope.size())
def test_find(self):
self.scope.insert(Symbol('A', 0, 0))
found = self.scope.find('A')
self.assertTrue(found is not None)
self.assertTrue(found.identifier is 'A')
self.assertTrue(type(found) is Symbol)