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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function, unicode_literals
import os
import unittest
from shutil import rmtree
from tempfile import (
gettempdir,
mkdtemp,
)
from mozboot.mozconfig import (
MozconfigFindException,
find_mozconfig,
DEFAULT_TOPSRCDIR_PATHS,
DEPRECATED_TOPSRCDIR_PATHS,
DEPRECATED_HOME_PATHS,
)
from mozunit import main
class TestFindMozconfig(unittest.TestCase):
def setUp(self):
self._old_env = dict(os.environ)
os.environ.pop("MOZCONFIG", None)
os.environ.pop("MOZ_OBJDIR", None)
os.environ.pop("CC", None)
os.environ.pop("CXX", None)
self._temp_dirs = set()
def tearDown(self):
os.environ.clear()
os.environ.update(self._old_env)
for d in self._temp_dirs:
rmtree(d)
def get_temp_dir(self):
d = mkdtemp()
self._temp_dirs.add(d)
return d
def test_find_legacy_env(self):
"""Ensure legacy mozconfig path definitions result in error."""
os.environ["MOZ_MYCONFIG"] = "/foo"
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(self.get_temp_dir())
self.assertTrue(str(e.exception).startswith("The MOZ_MYCONFIG"))
def test_find_multiple_configs(self):
"""Ensure multiple relative-path MOZCONFIGs result in error."""
relative_mozconfig = ".mconfig"
os.environ["MOZCONFIG"] = relative_mozconfig
srcdir = self.get_temp_dir()
curdir = self.get_temp_dir()
dirs = [srcdir, curdir]
for d in dirs:
path = os.path.join(d, relative_mozconfig)
with open(path, "w") as f:
f.write(path)
orig_dir = os.getcwd()
try:
os.chdir(curdir)
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(srcdir)
finally:
os.chdir(orig_dir)
self.assertIn("exists in more than one of", str(e.exception))
for d in dirs:
self.assertIn(d, str(e.exception))
def test_find_multiple_but_identical_configs(self):
"""Ensure multiple relative-path MOZCONFIGs pointing at the same file are OK."""
relative_mozconfig = "../src/.mconfig"
os.environ["MOZCONFIG"] = relative_mozconfig
topdir = self.get_temp_dir()
srcdir = os.path.join(topdir, "src")
os.mkdir(srcdir)
curdir = os.path.join(topdir, "obj")
os.mkdir(curdir)
path = os.path.join(srcdir, relative_mozconfig)
with open(path, "w"):
pass
orig_dir = os.getcwd()
try:
os.chdir(curdir)
self.assertEqual(
os.path.realpath(find_mozconfig(srcdir)), os.path.realpath(path)
)
finally:
os.chdir(orig_dir)
def test_find_no_relative_configs(self):
"""Ensure a missing relative-path MOZCONFIG is detected."""
relative_mozconfig = ".mconfig"
os.environ["MOZCONFIG"] = relative_mozconfig
srcdir = self.get_temp_dir()
curdir = self.get_temp_dir()
dirs = [srcdir, curdir]
orig_dir = os.getcwd()
try:
os.chdir(curdir)
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(srcdir)
finally:
os.chdir(orig_dir)
self.assertIn("does not exist in any of", str(e.exception))
for d in dirs:
self.assertIn(d, str(e.exception))
def test_find_relative_mozconfig(self):
"""Ensure a relative MOZCONFIG can be found in the srcdir."""
relative_mozconfig = ".mconfig"
os.environ["MOZCONFIG"] = relative_mozconfig
srcdir = self.get_temp_dir()
curdir = self.get_temp_dir()
path = os.path.join(srcdir, relative_mozconfig)
with open(path, "w"):
pass
orig_dir = os.getcwd()
try:
os.chdir(curdir)
self.assertEqual(
os.path.normpath(find_mozconfig(srcdir)), os.path.normpath(path)
)
finally:
os.chdir(orig_dir)
def test_find_abs_path_not_exist(self):
"""Ensure a missing absolute path is detected."""
os.environ["MOZCONFIG"] = "/foo/bar/does/not/exist"
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(self.get_temp_dir())
self.assertIn("path that does not exist", str(e.exception))
self.assertTrue(str(e.exception).endswith("/foo/bar/does/not/exist"))
def test_find_path_not_file(self):
"""Ensure non-file paths are detected."""
os.environ["MOZCONFIG"] = gettempdir()
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(self.get_temp_dir())
self.assertIn("refers to a non-file", str(e.exception))
self.assertTrue(str(e.exception).endswith(gettempdir()))
def test_find_default_files(self):
"""Ensure default paths are used when present."""
for p in DEFAULT_TOPSRCDIR_PATHS:
d = self.get_temp_dir()
path = os.path.join(d, p)
with open(path, "w"):
pass
self.assertEqual(find_mozconfig(d), path)
def test_find_multiple_defaults(self):
"""Ensure we error when multiple default files are present."""
self.assertGreater(len(DEFAULT_TOPSRCDIR_PATHS), 1)
d = self.get_temp_dir()
for p in DEFAULT_TOPSRCDIR_PATHS:
with open(os.path.join(d, p), "w"):
pass
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(d)
self.assertIn("Multiple default mozconfig files present", str(e.exception))
def test_find_deprecated_path_srcdir(self):
"""Ensure we error when deprecated path locations are present."""
for p in DEPRECATED_TOPSRCDIR_PATHS:
d = self.get_temp_dir()
with open(os.path.join(d, p), "w"):
pass
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(d)
self.assertIn("This implicit location is no longer", str(e.exception))
self.assertIn(d, str(e.exception))
def test_find_deprecated_home_paths(self):
"""Ensure we error when deprecated home directory paths are present."""
for p in DEPRECATED_HOME_PATHS:
home = self.get_temp_dir()
os.environ["HOME"] = home
path = os.path.join(home, p)
with open(path, "w"):
pass
with self.assertRaises(MozconfigFindException) as e:
find_mozconfig(self.get_temp_dir())
self.assertIn("This implicit location is no longer", str(e.exception))
self.assertIn(path, str(e.exception))
if __name__ == "__main__":
main()
|
