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- from test.test_support import TESTFN, TestFailed
-
- import os
- import random
- import sys
- import py_compile
-
- # Brief digression to test that import is case-sensitive: if we got this
- # far, we know for sure that "random" exists.
- try:
- import RAnDoM
- except ImportError:
- pass
- else:
- raise TestFailed("import of RAnDoM should have failed (case mismatch)")
-
- # Another brief digression to test the accuracy of manifest float constants.
- import double_const # don't blink -- that *was* the test
-
- def test_with_extension(ext): # ext normally ".py"; perhaps ".pyw"
- source = TESTFN + ext
- pyo = TESTFN + os.extsep + "pyo"
- if sys.platform.startswith('java'):
- pyc = TESTFN + "$py.class"
- else:
- pyc = TESTFN + os.extsep + "pyc"
-
- f = open(source, "w")
- print >> f, "# This tests Python's ability to import a", ext, "file."
- a = random.randrange(1000)
- b = random.randrange(1000)
- print >> f, "a =", a
- print >> f, "b =", b
- f.close()
-
- try:
- try:
- mod = __import__(TESTFN)
- except ImportError, err:
- raise ValueError("import from %s failed: %s" % (ext, err))
-
- if mod.a != a or mod.b != b:
- print a, "!=", mod.a
- print b, "!=", mod.b
- raise ValueError("module loaded (%s) but contents invalid" % mod)
- finally:
- os.unlink(source)
-
- try:
- try:
- reload(mod)
- except ImportError, err:
- raise ValueError("import from .pyc/.pyo failed: %s" % err)
- finally:
- try:
- os.unlink(pyc)
- except os.error:
- pass
- try:
- os.unlink(pyo)
- except os.error:
- pass
- del sys.modules[TESTFN]
-
- sys.path.insert(0, os.curdir)
- try:
- test_with_extension(os.extsep + "py")
- if sys.platform.startswith("win"):
- for ext in ".PY", ".Py", ".pY", ".pyw", ".PYW", ".pYw":
- test_with_extension(ext)
- finally:
- del sys.path[0]
-
- # Verify that the imp module can correctly load and find .py files
- import imp
- x = imp.find_module("os")
- os = imp.load_module("os", *x)
-
- def test_module_with_large_stack(module):
- # create module w/list of 65000 elements to test bug #561858
- filename = module + os.extsep + 'py'
-
- # create a file with a list of 65000 elements
- f = open(filename, 'w+')
- f.write('d = [\n')
- for i in range(65000):
- f.write('"",\n')
- f.write(']')
- f.close()
-
- # compile & remove .py file, we only need .pyc (or .pyo)
- f = open(filename, 'r')
- py_compile.compile(filename)
- f.close()
- os.unlink(filename)
-
- # need to be able to load from current dir
- sys.path.append('')
-
- # this used to crash
- exec 'import ' + module
-
- # cleanup
- del sys.path[-1]
- for ext in 'pyc', 'pyo':
- fname = module + os.extsep + ext
- if os.path.exists(fname):
- os.unlink(fname)
-
- test_module_with_large_stack('longlist')
-