1 from tests import TestCase, add 2 from yasm import SymbolTable, Expression, YasmError 3 4 class TSymbolTable(TestCase): 5 def setUp(self): 6 self.symtab = SymbolTable() 7 8 def test_keys(self): 9 self.assertEquals(len(self.symtab.keys()), 0) 10 self.symtab.declare("foo", None, 0) 11 keys = self.symtab.keys() 12 self.assertEquals(len(keys), 1) 13 self.assertEquals(keys[0], "foo") 14 15 def test_contains(self): 16 self.assert_("foo" not in self.symtab) 17 self.symtab.declare("foo", None, 0) 18 self.assert_("foo" in self.symtab) 19 20 def test_exception(self): 21 expr = Expression('+', 1, 2) 22 self.symtab.define_equ("foo", expr, 0) 23 self.assertRaises(YasmError, self.symtab.define_equ, "foo", expr, 0) 24 self.symtab.define_equ("bar", expr, 0) # cleared 25 self.assertRaises(YasmError, self.symtab.define_special, "bar", 26 'global') 27 28 def test_iters(self): 29 tab = self.symtab 30 tab.declare("foo", None, 0) 31 tab.declare("bar", None, 0) 32 tab.declare("baz", None, 0) 33 34 # while ordering is not known, it must be consistent 35 self.assertEquals(list(tab.keys()), list(tab.iterkeys())) 36 self.assertEquals(list(tab.values()), list(tab.itervalues())) 37 self.assertEquals(list(tab.items()), list(tab.iteritems())) 38 self.assertEquals(list(tab.iteritems()), zip(tab.keys(), tab.values())) 39 40 add(TSymbolTable) 41 42 class TSymbolAttr(TestCase): 43 def setUp(self): 44 self.symtab = SymbolTable() 45 self.declsym = self.symtab.declare("foo", None, 0) 46 47 def test_visibility(self): 48 sym = self.symtab.declare("local1", None, 0) 49 self.assertEquals(sym.visibility, set()) 50 sym = self.symtab.declare("local2", '', 0) 51 self.assertEquals(sym.visibility, set()) 52 sym = self.symtab.declare("local3", 'local', 0) 53 self.assertEquals(sym.visibility, set()) 54 sym = self.symtab.declare("global", 'global', 0) 55 self.assertEquals(sym.visibility, set(['global'])) 56 sym = self.symtab.declare("common", 'common', 0) 57 self.assertEquals(sym.visibility, set(['common'])) 58 sym = self.symtab.declare("extern", 'extern', 0) 59 self.assertEquals(sym.visibility, set(['extern'])) 60 sym = self.symtab.declare("dlocal", 'dlocal', 0) 61 self.assertEquals(sym.visibility, set(['dlocal'])) 62 63 self.assertRaises(ValueError, 64 lambda: self.symtab.declare("extern2", 'foo', 0)) 65 def test_name(self): 66 self.assertEquals(self.declsym.name, "foo") 67 68 def test_equ(self): 69 self.assertRaises(AttributeError, lambda: self.declsym.equ) 70 71 def test_label(self): 72 self.assertRaises(AttributeError, lambda: self.declsym.label) 73 74 def test_is_special(self): 75 self.assertEquals(self.declsym.is_special, False) 76 77 def test_is_curpos(self): 78 self.assertEquals(self.declsym.is_curpos, False) 79 80 add(TSymbolAttr) 81
