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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
import unittest
import os
import sys
import os.path
from filecmp import dircmp
from tempfile import mkdtemp
from shutil import rmtree, copy2
import six
from six import StringIO
from zipfile import ZipFile
import mozunit
from mozbuild.jar import JarMaker
if sys.platform == "win32":
import ctypes
from ctypes import POINTER, WinError
DWORD = ctypes.c_ulong
LPDWORD = POINTER(DWORD)
HANDLE = ctypes.c_void_p
GENERIC_READ = 0x80000000
FILE_SHARE_READ = 0x00000001
OPEN_EXISTING = 3
MAX_PATH = 260
class FILETIME(ctypes.Structure):
_fields_ = [("dwLowDateTime", DWORD), ("dwHighDateTime", DWORD)]
class BY_HANDLE_FILE_INFORMATION(ctypes.Structure):
_fields_ = [
("dwFileAttributes", DWORD),
("ftCreationTime", FILETIME),
("ftLastAccessTime", FILETIME),
("ftLastWriteTime", FILETIME),
("dwVolumeSerialNumber", DWORD),
("nFileSizeHigh", DWORD),
("nFileSizeLow", DWORD),
("nNumberOfLinks", DWORD),
("nFileIndexHigh", DWORD),
("nFileIndexLow", DWORD),
]
CreateFile = ctypes.windll.kernel32.CreateFileA
CreateFile.argtypes = [
ctypes.c_char_p,
DWORD,
DWORD,
ctypes.c_void_p,
DWORD,
DWORD,
HANDLE,
]
CreateFile.restype = HANDLE
GetFileInformationByHandle = ctypes.windll.kernel32.GetFileInformationByHandle
GetFileInformationByHandle.argtypes = [HANDLE, POINTER(BY_HANDLE_FILE_INFORMATION)]
GetFileInformationByHandle.restype = ctypes.c_int
GetVolumePathName = ctypes.windll.kernel32.GetVolumePathNameA
GetVolumePathName.argtypes = [ctypes.c_char_p, ctypes.c_char_p, DWORD]
GetVolumePathName.restype = ctypes.c_int
GetVolumeInformation = ctypes.windll.kernel32.GetVolumeInformationA
GetVolumeInformation.argtypes = [
ctypes.c_char_p,
ctypes.c_char_p,
DWORD,
LPDWORD,
LPDWORD,
LPDWORD,
ctypes.c_char_p,
DWORD,
]
GetVolumeInformation.restype = ctypes.c_int
def symlinks_supported(path):
if sys.platform == "win32":
# Add 1 for a trailing backslash if necessary, and 1 for the terminating
# null character.
volpath = ctypes.create_string_buffer(len(path) + 2)
rv = GetVolumePathName(six.ensure_binary(path), volpath, len(volpath))
if rv == 0:
raise WinError()
fsname = ctypes.create_string_buffer(MAX_PATH + 1)
rv = GetVolumeInformation(
volpath, None, 0, None, None, None, fsname, len(fsname)
)
if rv == 0:
raise WinError()
# Return true only if the fsname is NTFS
return fsname.value == "NTFS"
else:
return True
def _getfileinfo(path):
"""Return information for the given file. This only works on Windows."""
fh = CreateFile(
six.ensure_binary(path),
GENERIC_READ,
FILE_SHARE_READ,
None,
OPEN_EXISTING,
0,
None,
)
if fh is None:
raise WinError()
info = BY_HANDLE_FILE_INFORMATION()
rv = GetFileInformationByHandle(fh, info)
if rv == 0:
raise WinError()
return info
def is_symlink_to(dest, src):
if sys.platform == "win32":
# Check if both are on the same volume and have the same file ID
destinfo = _getfileinfo(dest)
srcinfo = _getfileinfo(src)
return (
destinfo.dwVolumeSerialNumber == srcinfo.dwVolumeSerialNumber
and destinfo.nFileIndexHigh == srcinfo.nFileIndexHigh
and destinfo.nFileIndexLow == srcinfo.nFileIndexLow
)
else:
# Read the link and check if it is correct
if not os.path.islink(dest):
return False
target = os.path.abspath(os.readlink(dest))
abssrc = os.path.abspath(src)
return target == abssrc
class _TreeDiff(dircmp):
"""Helper to report rich results on difference between two directories."""
def _fillDiff(self, dc, rv, basepath="{0}"):
rv["right_only"] += map(lambda l: basepath.format(l), dc.right_only)
rv["left_only"] += map(lambda l: basepath.format(l), dc.left_only)
rv["diff_files"] += map(lambda l: basepath.format(l), dc.diff_files)
rv["funny"] += map(lambda l: basepath.format(l), dc.common_funny)
rv["funny"] += map(lambda l: basepath.format(l), dc.funny_files)
for subdir, _dc in six.iteritems(dc.subdirs):
self._fillDiff(_dc, rv, basepath.format(subdir + "/{0}"))
def allResults(self, left, right):
rv = {"right_only": [], "left_only": [], "diff_files": [], "funny": []}
self._fillDiff(self, rv)
chunks = []
if rv["right_only"]:
chunks.append("{0} only in {1}".format(", ".join(rv["right_only"]), right))
if rv["left_only"]:
chunks.append("{0} only in {1}".format(", ".join(rv["left_only"]), left))
if rv["diff_files"]:
chunks.append("{0} differ".format(", ".join(rv["diff_files"])))
if rv["funny"]:
chunks.append("{0} don't compare".format(", ".join(rv["funny"])))
return "; ".join(chunks)
class TestJarMaker(unittest.TestCase):
"""
Unit tests for JarMaker.py
"""
debug = False # set to True to debug failing tests on disk
def setUp(self):
self.tmpdir = mkdtemp()
self.srcdir = os.path.join(self.tmpdir, "src")
os.mkdir(self.srcdir)
self.builddir = os.path.join(self.tmpdir, "build")
os.mkdir(self.builddir)
self.refdir = os.path.join(self.tmpdir, "ref")
os.mkdir(self.refdir)
self.stagedir = os.path.join(self.tmpdir, "stage")
os.mkdir(self.stagedir)
def tearDown(self):
if self.debug:
print(self.tmpdir)
elif sys.platform != "win32":
# can't clean up on windows
rmtree(self.tmpdir)
def _jar_and_compare(self, infile, **kwargs):
jm = JarMaker(outputFormat="jar")
if "topsourcedir" not in kwargs:
kwargs["topsourcedir"] = self.srcdir
for attr in ("topsourcedir", "sourcedirs"):
if attr in kwargs:
setattr(jm, attr, kwargs[attr])
jm.makeJar(infile, self.builddir)
cwd = os.getcwd()
os.chdir(self.builddir)
try:
# expand build to stage
for path, dirs, files in os.walk("."):
stagedir = os.path.join(self.stagedir, path)
if not os.path.isdir(stagedir):
os.mkdir(stagedir)
for file in files:
if file.endswith(".jar"):
# expand jar
stagepath = os.path.join(stagedir, file)
os.mkdir(stagepath)
zf = ZipFile(os.path.join(path, file))
# extractall is only in 2.6, do this manually :-(
for entry_name in zf.namelist():
segs = entry_name.split("/")
fname = segs.pop()
dname = os.path.join(stagepath, *segs)
if not os.path.isdir(dname):
os.makedirs(dname)
if not fname:
# directory, we're done
continue
_c = zf.read(entry_name)
open(os.path.join(dname, fname), "wb").write(_c)
zf.close()
else:
copy2(os.path.join(path, file), stagedir)
# compare both dirs
os.chdir("..")
td = _TreeDiff("ref", "stage")
return td.allResults("reference", "build")
finally:
os.chdir(cwd)
def _create_simple_setup(self):
# create src content
jarf = open(os.path.join(self.srcdir, "jar.mn"), "w")
jarf.write(
"""test.jar:
dir/foo (bar)
"""
)
jarf.close()
open(os.path.join(self.srcdir, "bar"), "w").write("content\n")
# create reference
refpath = os.path.join(self.refdir, "chrome", "test.jar", "dir")
os.makedirs(refpath)
open(os.path.join(refpath, "foo"), "w").write("content\n")
def test_a_simple_jar(self):
"""Test a simple jar.mn"""
self._create_simple_setup()
# call JarMaker
rv = self._jar_and_compare(
os.path.join(self.srcdir, "jar.mn"), sourcedirs=[self.srcdir]
)
self.assertTrue(not rv, rv)
def test_a_simple_symlink(self):
"""Test a simple jar.mn with a symlink"""
if not symlinks_supported(self.srcdir):
raise unittest.SkipTest("symlinks not supported")
self._create_simple_setup()
jm = JarMaker(outputFormat="symlink")
jm.sourcedirs = [self.srcdir]
jm.topsourcedir = self.srcdir
jm.makeJar(os.path.join(self.srcdir, "jar.mn"), self.builddir)
# All we do is check that srcdir/bar points to builddir/chrome/test/dir/foo
srcbar = os.path.join(self.srcdir, "bar")
destfoo = os.path.join(self.builddir, "chrome", "test", "dir", "foo")
self.assertTrue(
is_symlink_to(destfoo, srcbar),
"{0} is not a symlink to {1}".format(destfoo, srcbar),
)
def _create_wildcard_setup(self):
# create src content
jarf = open(os.path.join(self.srcdir, "jar.mn"), "w")
jarf.write(
"""test.jar:
dir/bar (*.js)
dir/hoge (qux/*)
"""
)
jarf.close()
open(os.path.join(self.srcdir, "foo.js"), "w").write("foo.js\n")
open(os.path.join(self.srcdir, "bar.js"), "w").write("bar.js\n")
os.makedirs(os.path.join(self.srcdir, "qux", "foo"))
open(os.path.join(self.srcdir, "qux", "foo", "1"), "w").write("1\n")
open(os.path.join(self.srcdir, "qux", "foo", "2"), "w").write("2\n")
open(os.path.join(self.srcdir, "qux", "baz"), "w").write("baz\n")
# create reference
refpath = os.path.join(self.refdir, "chrome", "test.jar", "dir")
os.makedirs(os.path.join(refpath, "bar"))
os.makedirs(os.path.join(refpath, "hoge", "foo"))
open(os.path.join(refpath, "bar", "foo.js"), "w").write("foo.js\n")
open(os.path.join(refpath, "bar", "bar.js"), "w").write("bar.js\n")
open(os.path.join(refpath, "hoge", "foo", "1"), "w").write("1\n")
open(os.path.join(refpath, "hoge", "foo", "2"), "w").write("2\n")
open(os.path.join(refpath, "hoge", "baz"), "w").write("baz\n")
def test_a_wildcard_jar(self):
"""Test a wildcard in jar.mn"""
self._create_wildcard_setup()
# call JarMaker
rv = self._jar_and_compare(
os.path.join(self.srcdir, "jar.mn"), sourcedirs=[self.srcdir]
)
self.assertTrue(not rv, rv)
def test_a_wildcard_symlink(self):
"""Test a wildcard in jar.mn with symlinks"""
if not symlinks_supported(self.srcdir):
raise unittest.SkipTest("symlinks not supported")
self._create_wildcard_setup()
jm = JarMaker(outputFormat="symlink")
jm.sourcedirs = [self.srcdir]
jm.topsourcedir = self.srcdir
jm.makeJar(os.path.join(self.srcdir, "jar.mn"), self.builddir)
expected_symlinks = {
("bar", "foo.js"): ("foo.js",),
("bar", "bar.js"): ("bar.js",),
("hoge", "foo", "1"): ("qux", "foo", "1"),
("hoge", "foo", "2"): ("qux", "foo", "2"),
("hoge", "baz"): ("qux", "baz"),
}
for dest, src in six.iteritems(expected_symlinks):
srcpath = os.path.join(self.srcdir, *src)
destpath = os.path.join(self.builddir, "chrome", "test", "dir", *dest)
self.assertTrue(
is_symlink_to(destpath, srcpath),
"{0} is not a symlink to {1}".format(destpath, srcpath),
)
class Test_relativesrcdir(unittest.TestCase):
def setUp(self):
self.jm = JarMaker()
self.jm.topsourcedir = "/TOPSOURCEDIR"
self.jm.relativesrcdir = "browser/locales"
self.fake_empty_file = StringIO()
self.fake_empty_file.name = "fake_empty_file"
def tearDown(self):
del self.jm
del self.fake_empty_file
def test_en_US(self):
jm = self.jm
jm.makeJar(self.fake_empty_file, "/NO_OUTPUT_REQUIRED")
self.assertEqual(
jm.localedirs,
[
os.path.join(
os.path.abspath("/TOPSOURCEDIR"), "browser/locales", "en-US"
)
],
)
def test_l10n_no_merge(self):
jm = self.jm
jm.l10nbase = "/L10N_BASE"
jm.makeJar(self.fake_empty_file, "/NO_OUTPUT_REQUIRED")
self.assertEqual(jm.localedirs, [os.path.join("/L10N_BASE", "browser")])
def test_l10n_merge(self):
jm = self.jm
jm.l10nbase = "/L10N_MERGE"
jm.makeJar(self.fake_empty_file, "/NO_OUTPUT_REQUIRED")
self.assertEqual(
jm.localedirs,
[
os.path.join("/L10N_MERGE", "browser"),
],
)
def test_override(self):
jm = self.jm
jm.outputFormat = "flat" # doesn't touch chrome dir without files
jarcontents = StringIO(
"""en-US.jar:
relativesrcdir dom/locales:
"""
)
jarcontents.name = "override.mn"
jm.makeJar(jarcontents, "/NO_OUTPUT_REQUIRED")
self.assertEqual(
jm.localedirs,
[os.path.join(os.path.abspath("/TOPSOURCEDIR"), "dom/locales", "en-US")],
)
def test_override_l10n(self):
jm = self.jm
jm.l10nbase = "/L10N_BASE"
jm.outputFormat = "flat" # doesn't touch chrome dir without files
jarcontents = StringIO(
"""en-US.jar:
relativesrcdir dom/locales:
"""
)
jarcontents.name = "override.mn"
jm.makeJar(jarcontents, "/NO_OUTPUT_REQUIRED")
self.assertEqual(jm.localedirs, [os.path.join("/L10N_BASE", "dom")])
class Test_fluent(unittest.TestCase):
"""
Unit tests for JarMaker interaction with Fluent
"""
debug = False # set to True to debug failing tests on disk
def setUp(self):
self.tmpdir = mkdtemp()
self.srcdir = os.path.join(self.tmpdir, "src")
os.mkdir(self.srcdir)
self.builddir = os.path.join(self.tmpdir, "build")
os.mkdir(self.builddir)
self.l10nbase = os.path.join(self.tmpdir, "l10n-base")
os.mkdir(self.l10nbase)
self.l10nmerge = os.path.join(self.tmpdir, "l10n-merge")
os.mkdir(self.l10nmerge)
def tearDown(self):
if self.debug:
print(self.tmpdir)
elif sys.platform != "win32":
# can't clean up on windows
rmtree(self.tmpdir)
def _create_fluent_setup(self):
# create src content
jarf = open(os.path.join(self.srcdir, "jar.mn"), "w")
jarf.write(
"""[localization] test.jar:
app (%app/**/*.ftl)
"""
)
jarf.close()
appdir = os.path.join(self.srcdir, "app", "locales", "en-US", "app")
os.makedirs(appdir)
open(os.path.join(appdir, "test.ftl"), "w").write("id = Value")
open(os.path.join(appdir, "test2.ftl"), "w").write("id2 = Value 2")
l10ndir = os.path.join(self.l10nbase, "app", "app")
os.makedirs(l10ndir)
open(os.path.join(l10ndir, "test.ftl"), "w").write("id = L10n Value")
def test_l10n_not_merge_ftl(self):
"""Test that JarMaker doesn't merge source .ftl files"""
self._create_fluent_setup()
jm = JarMaker(outputFormat="symlink")
jm.sourcedirs = [self.srcdir]
jm.topsourcedir = self.srcdir
jm.l10nbase = self.l10nbase
jm.l10nmerge = self.l10nmerge
jm.relativesrcdir = "app/locales"
jm.makeJar(os.path.join(self.srcdir, "jar.mn"), self.builddir)
# test.ftl should be taken from the l10ndir, since it is present there
destpath = os.path.join(
self.builddir, "localization", "test", "app", "test.ftl"
)
srcpath = os.path.join(self.l10nbase, "app", "app", "test.ftl")
self.assertTrue(
is_symlink_to(destpath, srcpath),
"{0} should be a symlink to {1}".format(destpath, srcpath),
)
# test2.ftl on the other hand, is only present in en-US dir, and should
# not be linked from the build dir
destpath = os.path.join(
self.builddir, "localization", "test", "app", "test2.ftl"
)
self.assertFalse(
os.path.isfile(destpath), "test2.ftl should not be taken from en-US"
)
if __name__ == "__main__":
mozunit.main()