symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_codeop.py
changeset 1 2fb8b9db1c86
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_codeop.py	Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,192 @@
+"""
+   Test cases for codeop.py
+   Nick Mathewson
+"""
+import unittest
+from test.test_support import run_unittest, is_jython
+
+from codeop import compile_command, PyCF_DONT_IMPLY_DEDENT
+
+if is_jython:
+    import sys
+    import cStringIO
+
+    def unify_callables(d):
+        for n,v in d.items():
+            if callable(v):
+                d[n] = callable
+        return d
+
+class CodeopTests(unittest.TestCase):
+
+    def assertValid(self, str, symbol='single'):
+        '''succeed iff str is a valid piece of code'''
+        if is_jython:
+            code = compile_command(str, "<input>", symbol)
+            self.assert_(code)
+            if symbol == "single":
+                d,r = {},{}
+                saved_stdout = sys.stdout
+                sys.stdout = cStringIO.StringIO()
+                try:
+                    exec code in d
+                    exec compile(str,"<input>","single") in r
+                finally:
+                    sys.stdout = saved_stdout
+            elif symbol == 'eval':
+                ctx = {'a': 2}
+                d = { 'value': eval(code,ctx) }
+                r = { 'value': eval(str,ctx) }
+            self.assertEquals(unify_callables(r),unify_callables(d))
+        else:
+            expected = compile(str, "<input>", symbol, PyCF_DONT_IMPLY_DEDENT)
+            self.assertEquals( compile_command(str, "<input>", symbol), expected)
+
+    def assertIncomplete(self, str, symbol='single'):
+        '''succeed iff str is the start of a valid piece of code'''
+        self.assertEquals( compile_command(str, symbol=symbol), None)
+
+    def assertInvalid(self, str, symbol='single', is_syntax=1):
+        '''succeed iff str is the start of an invalid piece of code'''
+        try:
+            compile_command(str,symbol=symbol)
+            self.fail("No exception thrown for invalid code")
+        except SyntaxError:
+            self.assert_(is_syntax)
+        except OverflowError:
+            self.assert_(not is_syntax)
+
+    def test_valid(self):
+        av = self.assertValid
+
+        # special case
+        if not is_jython:
+            self.assertEquals(compile_command(""),
+                            compile("pass", "<input>", 'single',
+                                    PyCF_DONT_IMPLY_DEDENT))
+            self.assertEquals(compile_command("\n"),
+                            compile("pass", "<input>", 'single',
+                                    PyCF_DONT_IMPLY_DEDENT))
+        else:
+            av("")
+            av("\n")
+
+        av("a = 1")
+        av("\na = 1")
+        av("a = 1\n")
+        av("a = 1\n\n")
+        av("\n\na = 1\n\n")
+
+        av("def x():\n  pass\n")
+        av("if 1:\n pass\n")
+
+        av("\n\nif 1: pass\n")
+        av("\n\nif 1: pass\n\n")
+
+        av("def x():\n\n pass\n")
+        av("def x():\n  pass\n  \n")
+        av("def x():\n  pass\n \n")
+
+        av("pass\n")
+        av("3**3\n")
+
+        av("if 9==3:\n   pass\nelse:\n   pass\n")
+        av("if 1:\n pass\n if 1:\n  pass\n else:\n  pass\n")
+
+        av("#a\n#b\na = 3\n")
+        av("#a\n\n   \na=3\n")
+        av("a=3\n\n")
+        av("a = 9+ \\\n3")
+
+        av("3**3","eval")
+        av("(lambda z: \n z**3)","eval")
+
+        av("9+ \\\n3","eval")
+        av("9+ \\\n3\n","eval")
+
+        av("\n\na**3","eval")
+        av("\n \na**3","eval")
+        av("#a\n#b\na**3","eval")
+
+    def test_incomplete(self):
+        ai = self.assertIncomplete
+
+        ai("(a **")
+        ai("(a,b,")
+        ai("(a,b,(")
+        ai("(a,b,(")
+        ai("a = (")
+        ai("a = {")
+        ai("b + {")
+
+        ai("if 9==3:\n   pass\nelse:")
+        ai("if 9==3:\n   pass\nelse:\n")
+        ai("if 9==3:\n   pass\nelse:\n   pass")
+        ai("if 1:")
+        ai("if 1:\n")
+        ai("if 1:\n pass\n if 1:\n  pass\n else:")
+        ai("if 1:\n pass\n if 1:\n  pass\n else:\n")
+        ai("if 1:\n pass\n if 1:\n  pass\n else:\n  pass")
+
+        ai("def x():")
+        ai("def x():\n")
+        ai("def x():\n\n")
+
+        ai("def x():\n  pass")
+        ai("def x():\n  pass\n ")
+        ai("def x():\n  pass\n  ")
+        ai("\n\ndef x():\n  pass")
+
+        ai("a = 9+ \\")
+        ai("a = 'a\\")
+        ai("a = '''xy")
+
+        ai("","eval")
+        ai("\n","eval")
+        ai("(","eval")
+        ai("(\n\n\n","eval")
+        ai("(9+","eval")
+        ai("9+ \\","eval")
+        ai("lambda z: \\","eval")
+
+    def test_invalid(self):
+        ai = self.assertInvalid
+        ai("a b")
+
+        ai("a @")
+        ai("a b @")
+        ai("a ** @")
+
+        ai("a = ")
+        ai("a = 9 +")
+
+        ai("def x():\n\npass\n")
+
+        ai("\n\n if 1: pass\n\npass")
+
+        ai("a = 9+ \\\n")
+        ai("a = 'a\\ ")
+        ai("a = 'a\\\n")
+
+        ai("a = 1","eval")
+        ai("a = (","eval")
+        ai("]","eval")
+        ai("())","eval")
+        ai("[}","eval")
+        ai("9+","eval")
+        ai("lambda z:","eval")
+        ai("a b","eval")
+
+    def test_filename(self):
+        self.assertEquals(compile_command("a = 1\n", "abc").co_filename,
+                          compile("a = 1\n", "abc", 'single').co_filename)
+        self.assertNotEquals(compile_command("a = 1\n", "abc").co_filename,
+                             compile("a = 1\n", "def", 'single').co_filename)
+
+
+def test_main():
+    run_unittest(CodeopTests)
+
+
+if __name__ == "__main__":
+    test_main()