Fix recursedeps to be overridden using custom_deps in windows

R=gavinmak@google.com
Change-Id: Ibae42b9533b0da526c3a534cd327806611216327
Bug: 1215885
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3335580Reviewed-by: Gavin Mak <gavinmak@google.com>
Commit-Queue: Aravind Vasudevan <aravindvasudev@google.com>

gclient.py

@@ -467,7 +467,9 @@ class Dependency(gclient_utils.WorkItem, DependencySettings):
 
   def _OverrideUrl(self):
     """Resolves the parsed url from the parent hierarchy."""
-    parsed_url = self.get_custom_deps(self._name, self.url)
+    parsed_url = self.get_custom_deps(
+      self._name.replace(os.sep, posixpath.sep) \
+        if self._name else self._name, self.url)
     if parsed_url != self.url:
       logging.info('Dependency(%s)._OverrideUrl(%s) -> %s', self._name,
                    self.url, parsed_url)

tests/gclient_test.py

@@ -840,6 +840,43 @@ class GclientTest(trial_dir.TestCase):
         ],
         self._get_processed())
 
+  def testRecursedepsCustomdepsOverride(self):
+    """Verifies gclient overrides deps within recursedeps using custom deps"""
+
+    write(
+        '.gclient',
+        'solutions = [\n'
+        '  { "name": "foo",\n'
+        '    "url": "svn://example.com/foo",\n'
+        '    "custom_deps": {\n'
+        '      "foo/bar": "svn://example.com/override",\n'
+        '    },\n'
+        '  },]\n')
+    write(
+        os.path.join('foo', 'DEPS'),
+        'use_relative_paths = True\n'
+        'deps = {\n'
+        '  "bar": "/bar",\n'
+        '}\n'
+        'recursedeps = ["bar"]')
+    write(
+        os.path.join('foo', 'bar', 'DEPS'),
+        'deps = {\n'
+        '  "baz": "/baz",\n'
+        '}')
+
+    options, _ = gclient.OptionParser().parse_args([])
+    obj = gclient.GClient.LoadCurrentConfig(options)
+    obj.RunOnDeps('None', [])
+    self.assertEqual(
+        [
+          ('foo', 'svn://example.com/foo'),
+          (os.path.join('foo', 'bar'), 'svn://example.com/override'),
+          (os.path.join('foo', 'foo', 'bar'), 'svn://example.com/override'),
+          (os.path.join('foo', 'baz'), 'svn://example.com/baz'),
+        ],
+        self._get_processed())
+
   def testRelativeRecursion(self):
     """Verifies that nested use_relative_paths is always respected."""
     write(