def test_find_in_table():
ST = SymbolTable("")
Content1 = {'Type': "int" , 'Attribute': 'static' , 'TokenLocation': (10,2) }
ST.InsertSymbol("age", Content1)
ST.PushNewScope();
Content2 = {'Type': "float" , 'Attribute': None , 'TokenLocation': (11,2) }
ST.InsertSymbol("temperature", Content2)
ST.PushNewScope();
Content3 = {'Type': "char" , 'Attribute': None , 'TokenLocation': (13,2) }
ST.InsertSymbol("letter", Content3)
ST.PushNewScope();
assert( ST.FindSymbolInTable("letter")[0] == {1: Content3} )
assert( ST.FindSymbolInTable("temperature")[0] == {2: Content2} )
assert( (ST.FindSymbolInTable("age")[0] is {3: Content1}) == False )
#nonexistent symbol case
assert( ST.FindSymbolInTable("foo") == False )
#searcing in current scope case
assert( ST.FindSymbolInCurrentScope("age") == False )
return
def test_push_new_scope():
ST = SymbolTable("")
ST2 = SymbolTable("")
ST.PushNewScope()
ST.PushNewScope()
ST.PushNewScope()
assert(len(ST2.Table) < len(ST.Table))
assert(len(ST.Table) == 3)
def test_write_symbol_table():
ST = SymbolTable("")
ST.DebugMode = True
Content1 = {'Type': "int" , 'Attribute': 'static' , 'TokenLocation': (10,2) }
ST.InsertSymbol("age", Content1)
ST.PushNewScope();
Content2 = {'Type': "float" , 'Attribute': None , 'TokenLocation': (11,2) }
ST.InsertSymbol("temperature", Content2)
Content2 = {'Type': "float" , 'Attribute': 'static' , 'TokenLocation': (12,2) }
ST.InsertSymbol("t2", Content2)
ST.PushNewScope();
Content3 = {'Type': "char" , 'Attribute': None , 'TokenLocation': (13,2) }
ST.InsertSymbol("letter", Content3)
ST.PushNewScope();
ST.WriteSymbolTableToFile("Debug.out")
