gclient: Add a test to make sure we're syncing CIPD dependencies.

Bug: 849374
Change-Id: I5654ed65843c6dae6b7dbee10a40aa35e16803dc
Reviewed-on: https://chromium-review.googlesource.com/1087390
Commit-Queue: Edward Lesmes <ehmaldonado@chromium.org>
Reviewed-by: Aaron Gable <agable@chromium.org>

testing_support/cipd

+#!/usr/bin/env bash
+# Copyright (c) 2018 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+base_dir=$(dirname "$0")
+
+exec python "$base_dir/fake_cipd.py" "$@"

testing_support/cipd.bat

+echo off
+:: Copyright (c) 2018 The Chromium Authors. All rights reserved.
+:: Use of this source code is governed by a BSD-style license that can be
+:: found in the LICENSE file.
+setlocal
+
+:: Defer control.
+python "%~dp0fake_cipd.py" %*

testing_support/fake_cipd.py

+#!/usr/bin/env python
+# Copyright (c) 2018 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import argparse
+import os
+import shutil
+import sys
+
+
+def main():
+  assert sys.argv[1] == 'ensure'
+  parser = argparse.ArgumentParser()
+  parser.add_argument('-ensure-file')
+  parser.add_argument('-root')
+  args, _ = parser.parse_known_args()
+
+  cipd_root = os.path.join(args.root, '.cipd')
+  if not os.path.isdir(cipd_root):
+    os.makedirs(cipd_root)
+
+  if args.ensure_file:
+    shutil.copy(args.ensure_file, os.path.join(cipd_root, 'ensure'))
+
+  return 0
+
+
+if __name__ == '__main__':
+  sys.exit(main())

testing_support/fake_repos.py

@@ -736,6 +736,19 @@ deps = {
             ],
             'dep_type': 'cipd',
           },
+          'src/another_cipd_dep': {
+            'packages': [
+              {
+                'package': 'package1',
+                'version': '1.1-cr0',
+              },
+              {
+                'package': 'package2',
+                'version': '1.13',
+              },
+            ],
+            'dep_type': 'cipd',
+          },
         }"""),
       'origin': 'git/repo_14@2\n'
     })

tests/gclient_smoketest.py

@@ -1349,6 +1349,21 @@ class GClientSmokeGIT(GClientSmokeBase):
         '    "url": "' + self.git_base + 'repo_14",',
         '  },',
         '',
+        '  # src -> src/another_cipd_dep:package1',
+        '  "src/another_cipd_dep": {',
+        '    "packages": [',
+        '      {',
+        '        "package": "package1",',
+        '        "version": "1.1-cr0",',
+        '      },',
+        '      {',
+        '        "package": "package2",',
+        '        "version": "1.13",',
+        '      },',
+        '    ],',
+        '    "dep_type": "cipd",',
+        '  },',
+        '',
         '  # src -> src/cipd_dep:package0',
         '  "src/cipd_dep": {',
         '    "packages": [',
@@ -1711,6 +1726,31 @@ class BlinkDEPSTransitionSmokeTest(GClientSmokeBase):
         ['git', 'show-ref', '-q', '--verify', 'refs/heads/foo'], cwd=self.blink)
 
 
+class GClientSmokeCipd(GClientSmokeBase):
+  def setUp(self):
+    super(GClientSmokeCipd, self).setUp()
+    self.enabled = self.FAKE_REPOS.set_up_git()
+    self.env['PATH'] = (os.path.join(ROOT_DIR, 'testing_support')
+                        + os.pathsep + self.env['PATH'])
+
+  def testSyncCipd(self):
+    self.gclient(['config', self.git_base + 'repo_14', '--name', 'src'])
+    self.gclient(['sync'])
+
+    with open(os.path.join(self.root_dir, '.cipd', 'ensure')) as f:
+      contents = f.read()
+
+    self.assertEqual([
+        '@Subdir src/another_cipd_dep',
+        'package1 1.1-cr0',
+        'package2 1.13',
+        '',
+        '@Subdir src/cipd_dep',
+        'package0 0.1',
+        '',
+    ], contents.splitlines())
+
+
 if __name__ == '__main__':
   if '-v' in sys.argv:
     logging.basicConfig(level=logging.DEBUG)