class TSymbolTable(TestCase): def setUp(self): self.symtab = SymbolTable() def test_keys(self): self.assertEquals(len(self.symtab.keys()), 0) self.symtab.declare("foo", None, 0) keys = self.symtab.keys() self.assertEquals(len(keys), 1) self.assertEquals(keys[0], "foo") def test_contains(self): self.assert_("foo" not in self.symtab) self.symtab.declare("foo", None, 0) self.assert_("foo" in self.symtab) def test_exception(self): expr = Expression('+', 1, 2) self.symtab.define_equ("foo", expr, 0) self.assertRaises(YasmError, self.symtab.define_equ, "foo", expr, 0) self.symtab.define_equ("bar", expr, 0) # cleared self.assertRaises(YasmError, self.symtab.define_special, "bar", 'global') def test_iters(self): tab = self.symtab tab.declare("foo", None, 0) tab.declare("bar", None, 0) tab.declare("baz", None, 0) # while ordering is not known, it must be consistent self.assertEquals(list(tab.keys()), list(tab.iterkeys())) self.assertEquals(list(tab.values()), list(tab.itervalues())) self.assertEquals(list(tab.items()), list(tab.iteritems())) self.assertEquals(list(tab.iteritems()), zip(tab.keys(), tab.values()))
class TSymbolAttr(TestCase): def setUp(self): self.symtab = SymbolTable() self.declsym = self.symtab.declare("foo", None, 0) def test_visibility(self): sym = self.symtab.declare("local1", None, 0) self.assertEquals(sym.visibility, set()) sym = self.symtab.declare("local2", '', 0) self.assertEquals(sym.visibility, set()) sym = self.symtab.declare("local3", 'local', 0) self.assertEquals(sym.visibility, set()) sym = self.symtab.declare("global", 'global', 0) self.assertEquals(sym.visibility, set(['global'])) sym = self.symtab.declare("common", 'common', 0) self.assertEquals(sym.visibility, set(['common'])) sym = self.symtab.declare("extern", 'extern', 0) self.assertEquals(sym.visibility, set(['extern'])) sym = self.symtab.declare("dlocal", 'dlocal', 0) self.assertEquals(sym.visibility, set(['dlocal'])) self.assertRaises(ValueError, lambda: self.symtab.declare("extern2", 'foo', 0)) def test_name(self): self.assertEquals(self.declsym.name, "foo") def test_equ(self): self.assertRaises(AttributeError, lambda: self.declsym.equ) def test_label(self): self.assertRaises(AttributeError, lambda: self.declsym.label) def test_is_special(self): self.assertEquals(self.declsym.is_special, False) def test_is_curpos(self): self.assertEquals(self.declsym.is_curpos, False)