These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			318 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			318 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import test.test_support
 | 
						|
compiler = test.test_support.import_module('compiler', deprecated=True)
 | 
						|
from compiler.ast import flatten
 | 
						|
import os, sys, time, unittest
 | 
						|
from random import random
 | 
						|
from StringIO import StringIO
 | 
						|
 | 
						|
# How much time in seconds can pass before we print a 'Still working' message.
 | 
						|
_PRINT_WORKING_MSG_INTERVAL = 5 * 60
 | 
						|
 | 
						|
class TrivialContext(object):
 | 
						|
    def __enter__(self):
 | 
						|
        return self
 | 
						|
    def __exit__(self, *exc_info):
 | 
						|
        pass
 | 
						|
 | 
						|
class CompilerTest(unittest.TestCase):
 | 
						|
 | 
						|
    def testCompileLibrary(self):
 | 
						|
        # A simple but large test.  Compile all the code in the
 | 
						|
        # standard library and its test suite.  This doesn't verify
 | 
						|
        # that any of the code is correct, merely the compiler is able
 | 
						|
        # to generate some kind of code for it.
 | 
						|
 | 
						|
        next_time = time.time() + _PRINT_WORKING_MSG_INTERVAL
 | 
						|
        # warning: if 'os' or 'test_support' are moved in some other dir,
 | 
						|
        # they should be changed here.
 | 
						|
        libdir = os.path.dirname(os.__file__)
 | 
						|
        testdir = os.path.dirname(test.test_support.__file__)
 | 
						|
 | 
						|
        for dir in [libdir, testdir]:
 | 
						|
            for basename in os.listdir(dir):
 | 
						|
                # Print still working message since this test can be really slow
 | 
						|
                if next_time <= time.time():
 | 
						|
                    next_time = time.time() + _PRINT_WORKING_MSG_INTERVAL
 | 
						|
                    print >>sys.__stdout__, \
 | 
						|
                       '  testCompileLibrary still working, be patient...'
 | 
						|
                    sys.__stdout__.flush()
 | 
						|
 | 
						|
                if not basename.endswith(".py"):
 | 
						|
                    continue
 | 
						|
                if not TEST_ALL and random() < 0.98:
 | 
						|
                    continue
 | 
						|
                path = os.path.join(dir, basename)
 | 
						|
                if test.test_support.verbose:
 | 
						|
                    print "compiling", path
 | 
						|
                f = open(path, "U")
 | 
						|
                buf = f.read()
 | 
						|
                f.close()
 | 
						|
                if "badsyntax" in basename or "bad_coding" in basename:
 | 
						|
                    self.assertRaises(SyntaxError, compiler.compile,
 | 
						|
                                      buf, basename, "exec")
 | 
						|
                else:
 | 
						|
                    try:
 | 
						|
                        compiler.compile(buf, basename, "exec")
 | 
						|
                    except Exception, e:
 | 
						|
                        args = list(e.args)
 | 
						|
                        args.append("in file %s]" % basename)
 | 
						|
                        #args[0] += "[in file %s]" % basename
 | 
						|
                        e.args = tuple(args)
 | 
						|
                        raise
 | 
						|
 | 
						|
    def testNewClassSyntax(self):
 | 
						|
        compiler.compile("class foo():pass\n\n","<string>","exec")
 | 
						|
 | 
						|
    def testYieldExpr(self):
 | 
						|
        compiler.compile("def g(): yield\n\n", "<string>", "exec")
 | 
						|
 | 
						|
    def testKeywordAfterStarargs(self):
 | 
						|
        def f(*args, **kwargs):
 | 
						|
            self.assertEqual((args, kwargs), ((2,3), {'x': 1, 'y': 4}))
 | 
						|
        c = compiler.compile('f(x=1, *(2, 3), y=4)', '<string>', 'exec')
 | 
						|
        exec c in {'f': f}
 | 
						|
 | 
						|
        self.assertRaises(SyntaxError, compiler.parse, "foo(a=1, b)")
 | 
						|
        self.assertRaises(SyntaxError, compiler.parse, "foo(1, *args, 3)")
 | 
						|
 | 
						|
    def testTryExceptFinally(self):
 | 
						|
        # Test that except and finally clauses in one try stmt are recognized
 | 
						|
        c = compiler.compile("try:\n 1//0\nexcept:\n e = 1\nfinally:\n f = 1",
 | 
						|
                             "<string>", "exec")
 | 
						|
        dct = {}
 | 
						|
        exec c in dct
 | 
						|
        self.assertEqual(dct.get('e'), 1)
 | 
						|
        self.assertEqual(dct.get('f'), 1)
 | 
						|
 | 
						|
    def testDefaultArgs(self):
 | 
						|
        self.assertRaises(SyntaxError, compiler.parse, "def foo(a=1, b): pass")
 | 
						|
 | 
						|
    def testDocstrings(self):
 | 
						|
        c = compiler.compile('"doc"', '<string>', 'exec')
 | 
						|
        self.assertIn('__doc__', c.co_names)
 | 
						|
        c = compiler.compile('def f():\n "doc"', '<string>', 'exec')
 | 
						|
        g = {}
 | 
						|
        exec c in g
 | 
						|
        self.assertEqual(g['f'].__doc__, "doc")
 | 
						|
 | 
						|
    def testLineNo(self):
 | 
						|
        # Test that all nodes except Module have a correct lineno attribute.
 | 
						|
        filename = __file__
 | 
						|
        if filename.endswith((".pyc", ".pyo")):
 | 
						|
            filename = filename[:-1]
 | 
						|
        tree = compiler.parseFile(filename)
 | 
						|
        self.check_lineno(tree)
 | 
						|
 | 
						|
    def check_lineno(self, node):
 | 
						|
        try:
 | 
						|
            self._check_lineno(node)
 | 
						|
        except AssertionError:
 | 
						|
            print node.__class__, node.lineno
 | 
						|
            raise
 | 
						|
 | 
						|
    def _check_lineno(self, node):
 | 
						|
        if not node.__class__ in NOLINENO:
 | 
						|
            self.assertIsInstance(node.lineno, int,
 | 
						|
                "lineno=%s on %s" % (node.lineno, node.__class__))
 | 
						|
            self.assertTrue(node.lineno > 0,
 | 
						|
                "lineno=%s on %s" % (node.lineno, node.__class__))
 | 
						|
        for child in node.getChildNodes():
 | 
						|
            self.check_lineno(child)
 | 
						|
 | 
						|
    def testFlatten(self):
 | 
						|
        self.assertEqual(flatten([1, [2]]), [1, 2])
 | 
						|
        self.assertEqual(flatten((1, (2,))), [1, 2])
 | 
						|
 | 
						|
    def testNestedScope(self):
 | 
						|
        c = compiler.compile('def g():\n'
 | 
						|
                             '    a = 1\n'
 | 
						|
                             '    def f(): return a + 2\n'
 | 
						|
                             '    return f()\n'
 | 
						|
                             'result = g()',
 | 
						|
                             '<string>',
 | 
						|
                             'exec')
 | 
						|
        dct = {}
 | 
						|
        exec c in dct
 | 
						|
        self.assertEqual(dct.get('result'), 3)
 | 
						|
 | 
						|
    def testGenExp(self):
 | 
						|
        c = compiler.compile('list((i,j) for i in range(3) if i < 3'
 | 
						|
                             '           for j in range(4) if j > 2)',
 | 
						|
                             '<string>',
 | 
						|
                             'eval')
 | 
						|
        self.assertEqual(eval(c), [(0, 3), (1, 3), (2, 3)])
 | 
						|
 | 
						|
    def testSetLiteral(self):
 | 
						|
        c = compiler.compile('{1, 2, 3}', '<string>', 'eval')
 | 
						|
        self.assertEqual(eval(c), {1,2,3})
 | 
						|
        c = compiler.compile('{1, 2, 3,}', '<string>', 'eval')
 | 
						|
        self.assertEqual(eval(c), {1,2,3})
 | 
						|
 | 
						|
    def testDictLiteral(self):
 | 
						|
        c = compiler.compile('{1:2, 2:3, 3:4}', '<string>', 'eval')
 | 
						|
        self.assertEqual(eval(c), {1:2, 2:3, 3:4})
 | 
						|
        c = compiler.compile('{1:2, 2:3, 3:4,}', '<string>', 'eval')
 | 
						|
        self.assertEqual(eval(c), {1:2, 2:3, 3:4})
 | 
						|
 | 
						|
    def testSetComp(self):
 | 
						|
        c = compiler.compile('{x for x in range(1, 4)}', '<string>', 'eval')
 | 
						|
        self.assertEqual(eval(c), {1, 2, 3})
 | 
						|
        c = compiler.compile('{x * y for x in range(3) if x != 0'
 | 
						|
                             '       for y in range(4) if y != 0}',
 | 
						|
                             '<string>',
 | 
						|
                             'eval')
 | 
						|
        self.assertEqual(eval(c), {1, 2, 3, 4, 6})
 | 
						|
 | 
						|
    def testDictComp(self):
 | 
						|
        c = compiler.compile('{x:x+1 for x in range(1, 4)}', '<string>', 'eval')
 | 
						|
        self.assertEqual(eval(c), {1:2, 2:3, 3:4})
 | 
						|
        c = compiler.compile('{(x, y) : y for x in range(2) if x != 0'
 | 
						|
                             '            for y in range(3) if y != 0}',
 | 
						|
                             '<string>',
 | 
						|
                             'eval')
 | 
						|
        self.assertEqual(eval(c), {(1, 2): 2, (1, 1): 1})
 | 
						|
 | 
						|
    def testWith(self):
 | 
						|
        # SF bug 1638243
 | 
						|
        c = compiler.compile('from __future__ import with_statement\n'
 | 
						|
                             'def f():\n'
 | 
						|
                             '    with TrivialContext():\n'
 | 
						|
                             '        return 1\n'
 | 
						|
                             'result = f()',
 | 
						|
                             '<string>',
 | 
						|
                             'exec' )
 | 
						|
        dct = {'TrivialContext': TrivialContext}
 | 
						|
        exec c in dct
 | 
						|
        self.assertEqual(dct.get('result'), 1)
 | 
						|
 | 
						|
    def testWithAss(self):
 | 
						|
        c = compiler.compile('from __future__ import with_statement\n'
 | 
						|
                             'def f():\n'
 | 
						|
                             '    with TrivialContext() as tc:\n'
 | 
						|
                             '        return 1\n'
 | 
						|
                             'result = f()',
 | 
						|
                             '<string>',
 | 
						|
                             'exec' )
 | 
						|
        dct = {'TrivialContext': TrivialContext}
 | 
						|
        exec c in dct
 | 
						|
        self.assertEqual(dct.get('result'), 1)
 | 
						|
 | 
						|
    def testWithMult(self):
 | 
						|
        events = []
 | 
						|
        class Ctx:
 | 
						|
            def __init__(self, n):
 | 
						|
                self.n = n
 | 
						|
            def __enter__(self):
 | 
						|
                events.append(self.n)
 | 
						|
            def __exit__(self, *args):
 | 
						|
                pass
 | 
						|
        c = compiler.compile('from __future__ import with_statement\n'
 | 
						|
                             'def f():\n'
 | 
						|
                             '    with Ctx(1) as tc, Ctx(2) as tc2:\n'
 | 
						|
                             '        return 1\n'
 | 
						|
                             'result = f()',
 | 
						|
                             '<string>',
 | 
						|
                             'exec' )
 | 
						|
        dct = {'Ctx': Ctx}
 | 
						|
        exec c in dct
 | 
						|
        self.assertEqual(dct.get('result'), 1)
 | 
						|
        self.assertEqual(events, [1, 2])
 | 
						|
 | 
						|
    def testGlobal(self):
 | 
						|
        code = compiler.compile('global x\nx=1', '<string>', 'exec')
 | 
						|
        d1 = {'__builtins__': {}}
 | 
						|
        d2 = {}
 | 
						|
        exec code in d1, d2
 | 
						|
        # x should be in the globals dict
 | 
						|
        self.assertEqual(d1.get('x'), 1)
 | 
						|
 | 
						|
    def testPrintFunction(self):
 | 
						|
        c = compiler.compile('from __future__ import print_function\n'
 | 
						|
                             'print("a", "b", sep="**", end="++", '
 | 
						|
                                    'file=output)',
 | 
						|
                             '<string>',
 | 
						|
                             'exec' )
 | 
						|
        dct = {'output': StringIO()}
 | 
						|
        exec c in dct
 | 
						|
        self.assertEqual(dct['output'].getvalue(), 'a**b++')
 | 
						|
 | 
						|
    def _testErrEnc(self, src, text, offset):
 | 
						|
        try:
 | 
						|
            compile(src, "", "exec")
 | 
						|
        except SyntaxError, e:
 | 
						|
            self.assertEqual(e.offset, offset)
 | 
						|
            self.assertEqual(e.text, text)
 | 
						|
 | 
						|
    def testSourceCodeEncodingsError(self):
 | 
						|
        # Test SyntaxError with encoding definition
 | 
						|
        sjis = "print '\x83\x70\x83\x43\x83\x5c\x83\x93', '\n"
 | 
						|
        ascii = "print '12345678', '\n"
 | 
						|
        encdef = "#! -*- coding: ShiftJIS -*-\n"
 | 
						|
 | 
						|
        # ascii source without encdef
 | 
						|
        self._testErrEnc(ascii, ascii, 19)
 | 
						|
 | 
						|
        # ascii source with encdef
 | 
						|
        self._testErrEnc(encdef+ascii, ascii, 19)
 | 
						|
 | 
						|
        # non-ascii source with encdef
 | 
						|
        self._testErrEnc(encdef+sjis, sjis, 19)
 | 
						|
 | 
						|
        # ShiftJIS source without encdef
 | 
						|
        self._testErrEnc(sjis, sjis, 19)
 | 
						|
 | 
						|
 | 
						|
NOLINENO = (compiler.ast.Module, compiler.ast.Stmt, compiler.ast.Discard)
 | 
						|
 | 
						|
###############################################################################
 | 
						|
# code below is just used to trigger some possible errors, for the benefit of
 | 
						|
# testLineNo
 | 
						|
###############################################################################
 | 
						|
 | 
						|
class Toto:
 | 
						|
    """docstring"""
 | 
						|
    pass
 | 
						|
 | 
						|
a, b = 2, 3
 | 
						|
[c, d] = 5, 6
 | 
						|
l = [(x, y) for x, y in zip(range(5), range(5,10))]
 | 
						|
l[0]
 | 
						|
l[3:4]
 | 
						|
d = {'a': 2}
 | 
						|
d = {}
 | 
						|
d = {x: y for x, y in zip(range(5), range(5,10))}
 | 
						|
s = {x for x in range(10)}
 | 
						|
s = {1}
 | 
						|
t = ()
 | 
						|
t = (1, 2)
 | 
						|
l = []
 | 
						|
l = [1, 2]
 | 
						|
if l:
 | 
						|
    pass
 | 
						|
else:
 | 
						|
    a, b = b, a
 | 
						|
 | 
						|
try:
 | 
						|
    print yo
 | 
						|
except:
 | 
						|
    yo = 3
 | 
						|
else:
 | 
						|
    yo += 3
 | 
						|
 | 
						|
try:
 | 
						|
    a += b
 | 
						|
finally:
 | 
						|
    b = 0
 | 
						|
 | 
						|
from math import *
 | 
						|
 | 
						|
###############################################################################
 | 
						|
 | 
						|
def test_main():
 | 
						|
    global TEST_ALL
 | 
						|
    TEST_ALL = test.test_support.is_resource_enabled("cpu")
 | 
						|
    test.test_support.run_unittest(CompilerTest)
 | 
						|
 | 
						|
if __name__ == "__main__":
 | 
						|
    test_main()
 |