EmbeddedPkg: Extend NvVarStoreFormattedLib LIBRARY_CLASS

[mirror_edk2.git] / AppPkg / Applications / Python / Python-2.7.2 / Lib / test / test_runpy.py

# Test the runpy module\r
import unittest\r
import os\r
import os.path\r
import sys\r
import re\r
import tempfile\r
from test.test_support import verbose, run_unittest, forget\r
from test.script_helper import (temp_dir, make_script, compile_script,\r
                                make_pkg, make_zip_script, make_zip_pkg)\r
\r
\r
from runpy import _run_code, _run_module_code, run_module, run_path\r
# Note: This module can't safely test _run_module_as_main as it\r
# runs its tests in the current process, which would mess with the\r
# real __main__ module (usually test.regrtest)\r
# See test_cmd_line_script for a test that executes that code path\r
\r
# Set up the test code and expected results\r
\r
class RunModuleCodeTest(unittest.TestCase):\r
    """Unit tests for runpy._run_code and runpy._run_module_code"""\r
\r
    expected_result = ["Top level assignment", "Lower level reference"]\r
    test_source = (\r
        "# Check basic code execution\n"\r
        "result = ['Top level assignment']\n"\r
        "def f():\n"\r
        "    result.append('Lower level reference')\n"\r
        "f()\n"\r
        "# Check the sys module\n"\r
        "import sys\n"\r
        "run_argv0 = sys.argv[0]\n"\r
        "run_name_in_sys_modules = __name__ in sys.modules\n"\r
        "if run_name_in_sys_modules:\n"\r
        "   module_in_sys_modules = globals() is sys.modules[__name__].__dict__\n"\r
        "# Check nested operation\n"\r
        "import runpy\n"\r
        "nested = runpy._run_module_code('x=1\\n', mod_name='<run>')\n"\r
    )\r
\r
    def test_run_code(self):\r
        saved_argv0 = sys.argv[0]\r
        d = _run_code(self.test_source, {})\r
        self.assertEqual(d["result"], self.expected_result)\r
        self.assertIs(d["__name__"], None)\r
        self.assertIs(d["__file__"], None)\r
        self.assertIs(d["__loader__"], None)\r
        self.assertIs(d["__package__"], None)\r
        self.assertIs(d["run_argv0"], saved_argv0)\r
        self.assertNotIn("run_name", d)\r
        self.assertIs(sys.argv[0], saved_argv0)\r
\r
    def test_run_module_code(self):\r
        initial = object()\r
        name = "<Nonsense>"\r
        file = "Some other nonsense"\r
        loader = "Now you're just being silly"\r
        package = '' # Treat as a top level module\r
        d1 = dict(initial=initial)\r
        saved_argv0 = sys.argv[0]\r
        d2 = _run_module_code(self.test_source,\r
                              d1,\r
                              name,\r
                              file,\r
                              loader,\r
                              package)\r
        self.assertNotIn("result", d1)\r
        self.assertIs(d2["initial"], initial)\r
        self.assertEqual(d2["result"], self.expected_result)\r
        self.assertEqual(d2["nested"]["x"], 1)\r
        self.assertIs(d2["__name__"], name)\r
        self.assertTrue(d2["run_name_in_sys_modules"])\r
        self.assertTrue(d2["module_in_sys_modules"])\r
        self.assertIs(d2["__file__"], file)\r
        self.assertIs(d2["run_argv0"], file)\r
        self.assertIs(d2["__loader__"], loader)\r
        self.assertIs(d2["__package__"], package)\r
        self.assertIs(sys.argv[0], saved_argv0)\r
        self.assertNotIn(name, sys.modules)\r
\r
\r
class RunModuleTest(unittest.TestCase):\r
    """Unit tests for runpy.run_module"""\r
\r
    def expect_import_error(self, mod_name):\r
        try:\r
            run_module(mod_name)\r
        except ImportError:\r
            pass\r
        else:\r
            self.fail("Expected import error for " + mod_name)\r
\r
    def test_invalid_names(self):\r
        # Builtin module\r
        self.expect_import_error("sys")\r
        # Non-existent modules\r
        self.expect_import_error("sys.imp.eric")\r
        self.expect_import_error("os.path.half")\r
        self.expect_import_error("a.bee")\r
        self.expect_import_error(".howard")\r
        self.expect_import_error("..eaten")\r
        # Package without __main__.py\r
        self.expect_import_error("multiprocessing")\r
\r
    def test_library_module(self):\r
        run_module("runpy")\r
\r
    def _add_pkg_dir(self, pkg_dir):\r
        os.mkdir(pkg_dir)\r
        pkg_fname = os.path.join(pkg_dir, "__init__"+os.extsep+"py")\r
        pkg_file = open(pkg_fname, "w")\r
        pkg_file.close()\r
        return pkg_fname\r
\r
    def _make_pkg(self, source, depth, mod_base="runpy_test"):\r
        pkg_name = "__runpy_pkg__"\r
        test_fname = mod_base+os.extsep+"py"\r
        pkg_dir = sub_dir = tempfile.mkdtemp()\r
        if verbose: print "  Package tree in:", sub_dir\r
        sys.path.insert(0, pkg_dir)\r
        if verbose: print "  Updated sys.path:", sys.path[0]\r
        for i in range(depth):\r
            sub_dir = os.path.join(sub_dir, pkg_name)\r
            pkg_fname = self._add_pkg_dir(sub_dir)\r
            if verbose: print "  Next level in:", sub_dir\r
            if verbose: print "  Created:", pkg_fname\r
        mod_fname = os.path.join(sub_dir, test_fname)\r
        mod_file = open(mod_fname, "w")\r
        mod_file.write(source)\r
        mod_file.close()\r
        if verbose: print "  Created:", mod_fname\r
        mod_name = (pkg_name+".")*depth + mod_base\r
        return pkg_dir, mod_fname, mod_name\r
\r
    def _del_pkg(self, top, depth, mod_name):\r
        for entry in list(sys.modules):\r
            if entry.startswith("__runpy_pkg__"):\r
                del sys.modules[entry]\r
        if verbose: print "  Removed sys.modules entries"\r
        del sys.path[0]\r
        if verbose: print "  Removed sys.path entry"\r
        for root, dirs, files in os.walk(top, topdown=False):\r
            for name in files:\r
                try:\r
                    os.remove(os.path.join(root, name))\r
                except OSError, ex:\r
                    if verbose: print ex # Persist with cleaning up\r
            for name in dirs:\r
                fullname = os.path.join(root, name)\r
                try:\r
                    os.rmdir(fullname)\r
                except OSError, ex:\r
                    if verbose: print ex # Persist with cleaning up\r
        try:\r
            os.rmdir(top)\r
            if verbose: print "  Removed package tree"\r
        except OSError, ex:\r
            if verbose: print ex # Persist with cleaning up\r
\r
    def _check_module(self, depth):\r
        pkg_dir, mod_fname, mod_name = (\r
               self._make_pkg("x=1\n", depth))\r
        forget(mod_name)\r
        try:\r
            if verbose: print "Running from source:", mod_name\r
            d1 = run_module(mod_name) # Read from source\r
            self.assertIn("x", d1)\r
            self.assertTrue(d1["x"] == 1)\r
            del d1 # Ensure __loader__ entry doesn't keep file open\r
            __import__(mod_name)\r
            os.remove(mod_fname)\r
            if verbose: print "Running from compiled:", mod_name\r
            d2 = run_module(mod_name) # Read from bytecode\r
            self.assertIn("x", d2)\r
            self.assertTrue(d2["x"] == 1)\r
            del d2 # Ensure __loader__ entry doesn't keep file open\r
        finally:\r
            self._del_pkg(pkg_dir, depth, mod_name)\r
        if verbose: print "Module executed successfully"\r
\r
    def _check_package(self, depth):\r
        pkg_dir, mod_fname, mod_name = (\r
               self._make_pkg("x=1\n", depth, "__main__"))\r
        pkg_name, _, _ = mod_name.rpartition(".")\r
        forget(mod_name)\r
        try:\r
            if verbose: print "Running from source:", pkg_name\r
            d1 = run_module(pkg_name) # Read from source\r
            self.assertIn("x", d1)\r
            self.assertTrue(d1["x"] == 1)\r
            del d1 # Ensure __loader__ entry doesn't keep file open\r
            __import__(mod_name)\r
            os.remove(mod_fname)\r
            if verbose: print "Running from compiled:", pkg_name\r
            d2 = run_module(pkg_name) # Read from bytecode\r
            self.assertIn("x", d2)\r
            self.assertTrue(d2["x"] == 1)\r
            del d2 # Ensure __loader__ entry doesn't keep file open\r
        finally:\r
            self._del_pkg(pkg_dir, depth, pkg_name)\r
        if verbose: print "Package executed successfully"\r
\r
    def _add_relative_modules(self, base_dir, source, depth):\r
        if depth <= 1:\r
            raise ValueError("Relative module test needs depth > 1")\r
        pkg_name = "__runpy_pkg__"\r
        module_dir = base_dir\r
        for i in range(depth):\r
            parent_dir = module_dir\r
            module_dir = os.path.join(module_dir, pkg_name)\r
        # Add sibling module\r
        sibling_fname = os.path.join(module_dir, "sibling"+os.extsep+"py")\r
        sibling_file = open(sibling_fname, "w")\r
        sibling_file.close()\r
        if verbose: print "  Added sibling module:", sibling_fname\r
        # Add nephew module\r
        uncle_dir = os.path.join(parent_dir, "uncle")\r
        self._add_pkg_dir(uncle_dir)\r
        if verbose: print "  Added uncle package:", uncle_dir\r
        cousin_dir = os.path.join(uncle_dir, "cousin")\r
        self._add_pkg_dir(cousin_dir)\r
        if verbose: print "  Added cousin package:", cousin_dir\r
        nephew_fname = os.path.join(cousin_dir, "nephew"+os.extsep+"py")\r
        nephew_file = open(nephew_fname, "w")\r
        nephew_file.close()\r
        if verbose: print "  Added nephew module:", nephew_fname\r
\r
    def _check_relative_imports(self, depth, run_name=None):\r
        contents = r"""\\r
from __future__ import absolute_import\r
from . import sibling\r
from ..uncle.cousin import nephew\r
"""\r
        pkg_dir, mod_fname, mod_name = (\r
               self._make_pkg(contents, depth))\r
        try:\r
            self._add_relative_modules(pkg_dir, contents, depth)\r
            pkg_name = mod_name.rpartition('.')[0]\r
            if verbose: print "Running from source:", mod_name\r
            d1 = run_module(mod_name, run_name=run_name) # Read from source\r
            self.assertIn("__package__", d1)\r
            self.assertTrue(d1["__package__"] == pkg_name)\r
            self.assertIn("sibling", d1)\r
            self.assertIn("nephew", d1)\r
            del d1 # Ensure __loader__ entry doesn't keep file open\r
            __import__(mod_name)\r
            os.remove(mod_fname)\r
            if verbose: print "Running from compiled:", mod_name\r
            d2 = run_module(mod_name, run_name=run_name) # Read from bytecode\r
            self.assertIn("__package__", d2)\r
            self.assertTrue(d2["__package__"] == pkg_name)\r
            self.assertIn("sibling", d2)\r
            self.assertIn("nephew", d2)\r
            del d2 # Ensure __loader__ entry doesn't keep file open\r
        finally:\r
            self._del_pkg(pkg_dir, depth, mod_name)\r
        if verbose: print "Module executed successfully"\r
\r
    def test_run_module(self):\r
        for depth in range(4):\r
            if verbose: print "Testing package depth:", depth\r
            self._check_module(depth)\r
\r
    def test_run_package(self):\r
        for depth in range(1, 4):\r
            if verbose: print "Testing package depth:", depth\r
            self._check_package(depth)\r
\r
    def test_explicit_relative_import(self):\r
        for depth in range(2, 5):\r
            if verbose: print "Testing relative imports at depth:", depth\r
            self._check_relative_imports(depth)\r
\r
    def test_main_relative_import(self):\r
        for depth in range(2, 5):\r
            if verbose: print "Testing main relative imports at depth:", depth\r
            self._check_relative_imports(depth, "__main__")\r
\r
\r
class RunPathTest(unittest.TestCase):\r
    """Unit tests for runpy.run_path"""\r
    # Based on corresponding tests in test_cmd_line_script\r
\r
    test_source = """\\r
# Script may be run with optimisation enabled, so don't rely on assert\r
# statements being executed\r
def assertEqual(lhs, rhs):\r
    if lhs != rhs:\r
        raise AssertionError('%r != %r' % (lhs, rhs))\r
def assertIs(lhs, rhs):\r
    if lhs is not rhs:\r
        raise AssertionError('%r is not %r' % (lhs, rhs))\r
# Check basic code execution\r
result = ['Top level assignment']\r
def f():\r
    result.append('Lower level reference')\r
f()\r
assertEqual(result, ['Top level assignment', 'Lower level reference'])\r
# Check the sys module\r
import sys\r
assertIs(globals(), sys.modules[__name__].__dict__)\r
argv0 = sys.argv[0]\r
"""\r
\r
    def _make_test_script(self, script_dir, script_basename, source=None):\r
        if source is None:\r
            source = self.test_source\r
        return make_script(script_dir, script_basename, source)\r
\r
    def _check_script(self, script_name, expected_name, expected_file,\r
                            expected_argv0, expected_package):\r
        result = run_path(script_name)\r
        self.assertEqual(result["__name__"], expected_name)\r
        self.assertEqual(result["__file__"], expected_file)\r
        self.assertIn("argv0", result)\r
        self.assertEqual(result["argv0"], expected_argv0)\r
        self.assertEqual(result["__package__"], expected_package)\r
\r
    def _check_import_error(self, script_name, msg):\r
        msg = re.escape(msg)\r
        self.assertRaisesRegexp(ImportError, msg, run_path, script_name)\r
\r
    def test_basic_script(self):\r
        with temp_dir() as script_dir:\r
            mod_name = 'script'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            self._check_script(script_name, "<run_path>", script_name,\r
                               script_name, None)\r
\r
    def test_script_compiled(self):\r
        with temp_dir() as script_dir:\r
            mod_name = 'script'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            compiled_name = compile_script(script_name)\r
            os.remove(script_name)\r
            self._check_script(compiled_name, "<run_path>", compiled_name,\r
                               compiled_name, None)\r
\r
    def test_directory(self):\r
        with temp_dir() as script_dir:\r
            mod_name = '__main__'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            self._check_script(script_dir, "<run_path>", script_name,\r
                               script_dir, '')\r
\r
    def test_directory_compiled(self):\r
        with temp_dir() as script_dir:\r
            mod_name = '__main__'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            compiled_name = compile_script(script_name)\r
            os.remove(script_name)\r
            self._check_script(script_dir, "<run_path>", compiled_name,\r
                               script_dir, '')\r
\r
    def test_directory_error(self):\r
        with temp_dir() as script_dir:\r
            mod_name = 'not_main'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            msg = "can't find '__main__' module in %r" % script_dir\r
            self._check_import_error(script_dir, msg)\r
\r
    def test_zipfile(self):\r
        with temp_dir() as script_dir:\r
            mod_name = '__main__'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            zip_name, fname = make_zip_script(script_dir, 'test_zip', script_name)\r
            self._check_script(zip_name, "<run_path>", fname, zip_name, '')\r
\r
    def test_zipfile_compiled(self):\r
        with temp_dir() as script_dir:\r
            mod_name = '__main__'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            compiled_name = compile_script(script_name)\r
            zip_name, fname = make_zip_script(script_dir, 'test_zip', compiled_name)\r
            self._check_script(zip_name, "<run_path>", fname, zip_name, '')\r
\r
    def test_zipfile_error(self):\r
        with temp_dir() as script_dir:\r
            mod_name = 'not_main'\r
            script_name = self._make_test_script(script_dir, mod_name)\r
            zip_name, fname = make_zip_script(script_dir, 'test_zip', script_name)\r
            msg = "can't find '__main__' module in %r" % zip_name\r
            self._check_import_error(zip_name, msg)\r
\r
    def test_main_recursion_error(self):\r
        with temp_dir() as script_dir, temp_dir() as dummy_dir:\r
            mod_name = '__main__'\r
            source = ("import runpy\n"\r
                      "runpy.run_path(%r)\n") % dummy_dir\r
            script_name = self._make_test_script(script_dir, mod_name, source)\r
            zip_name, fname = make_zip_script(script_dir, 'test_zip', script_name)\r
            msg = "recursion depth exceeded"\r
            self.assertRaisesRegexp(RuntimeError, msg, run_path, zip_name)\r
\r
\r
\r
def test_main():\r
    run_unittest(RunModuleCodeTest, RunModuleTest, RunPathTest)\r
\r
if __name__ == "__main__":\r
    test_main()\r