Fix fileutil tests.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>

src/allmydata/test/test_util.py

@@ -537,7 +537,7 @@ class FileUtil(ReallyEqualMixin, unittest.TestCase):
             self.failIf(baz_notlong.startswith(u"\\\\?\\"), baz_notlong)
             self.failUnlessReallyEqual(baz_notlong[1 :], u":\\baz")
 
-            bar_notlong = fileutil.abspath_expanduser_unicode(u"\\bar", base=baz, long_path=False)
+            bar_notlong = fileutil.abspath_expanduser_unicode(u"\\bar", base=baz_notlong, long_path=False)
             self.failIf(bar_notlong.startswith(u"\\\\?\\"), bar_notlong)
             self.failUnlessReallyEqual(bar_notlong[1 :], u":\\bar")
             # not u":\\baz\\bar", because \bar is absolute on the current drive.
@@ -621,6 +621,60 @@ class FileUtil(ReallyEqualMixin, unittest.TestCase):
         disk = fileutil.get_disk_stats('.', 2**128)
         self.failUnlessEqual(disk['avail'], 0)
 
+    def test_get_pathinfo(self):
+        basedir = "util/FileUtil/test_get_pathinfo"
+        fileutil.make_dirs(basedir)
+
+        # create a directory
+        self.mkdir(basedir, "a")
+        dirinfo = fileutil.get_pathinfo(basedir)
+        self.failUnlessTrue(dirinfo.isdir)
+        self.failUnlessTrue(dirinfo.exists)
+        self.failUnlessFalse(dirinfo.isfile)
+        self.failUnlessFalse(dirinfo.islink)
+
+        # create a file
+        f = os.path.join(basedir, "1.txt")
+        fileutil.write(f, "a"*10)
+        fileinfo = fileutil.get_pathinfo(f)
+        self.failUnlessTrue(fileinfo.isfile)
+        self.failUnlessTrue(fileinfo.exists)
+        self.failUnlessFalse(fileinfo.isdir)
+        self.failUnlessFalse(fileinfo.islink)
+        self.failUnlessEqual(fileinfo.size, 10)
+
+        # path at which nothing exists
+        dnename = os.path.join(basedir, "doesnotexist")
+        now = time.time()
+        dneinfo = fileutil.get_pathinfo(dnename, now=now)
+        self.failUnlessFalse(dneinfo.exists)
+        self.failUnlessFalse(dneinfo.isfile)
+        self.failUnlessFalse(dneinfo.isdir)
+        self.failUnlessFalse(dneinfo.islink)
+        self.failUnlessEqual(dneinfo.size, None)
+        self.failUnlessEqual(dneinfo.mtime, now)
+        self.failUnlessEqual(dneinfo.ctime, now)
+
+    def test_get_pathinfo_symlink(self):
+        if not hasattr(os, 'symlink'):
+            raise unittest.SkipTest("can't create symlinks on this platform")
+
+        basedir = "util/FileUtil/test_get_pathinfo"
+        fileutil.make_dirs(basedir)
+
+        f = os.path.join(basedir, "1.txt")
+        fileutil.write(f, "a"*10)
+
+        # create a symlink pointing to 1.txt
+        slname = os.path.join(basedir, "linkto1.txt")
+        os.symlink(f, slname)
+        symlinkinfo = fileutil.get_pathinfo(slname)
+        self.failUnlessTrue(symlinkinfo.islink)
+        self.failUnlessTrue(symlinkinfo.exists)
+        self.failUnlessFalse(symlinkinfo.isfile)
+        self.failUnlessFalse(symlinkinfo.isdir)
+
+
 class PollMixinTests(unittest.TestCase):
     def setUp(self):
         self.pm = pollmixin.PollMixin()

src/allmydata/util/fileutil.py

@@ -292,7 +292,7 @@ def abspath_expanduser_unicode(path, base=None, long_path=True):
     """
     if not isinstance(path, unicode):
         raise AssertionError("paths must be Unicode strings")
-    if base is not None:
+    if base is not None and long_path:
         precondition_abspath(base)
 
     path = expanduser(path)