Fix gclient flattening of CIPD deps.

Bug: 813460
Change-Id: Ie52a20dcdf5cb60ab47b787dcfa05aa8a712a727
Reviewed-on: https://chromium-review.googlesource.com/926709
Reviewed-by: Michael Moss <mmoss@chromium.org>
Reviewed-by: Aaron Gable <agable@chromium.org>
Commit-Queue: John Budorick <jbudorick@chromium.org>

gclient.py

@@ -1918,8 +1918,10 @@ class CipdDependency(Dependency):
       ])
       for p in self._cipd_root.packages(self._cipd_subdir):
         s.extend([
-            '      "package": "%s",' % p.name,
-            '      "version": "%s",' % p.version,
+            '      {',
+            '        "package": "%s",' % p.name,
+            '        "version": "%s",' % p.version,
+            '      },',
         ])
       s.extend([
           '    ],',

testing_support/fake_repos.py

@@ -15,6 +15,7 @@ import re
 import socket
 import sys
 import tempfile
+import textwrap
 import time
 
 # trial_dir must be first for non-system libraries.
@@ -304,7 +305,7 @@ class FakeReposBase(object):
 
 class FakeRepos(FakeReposBase):
   """Implements populateGit()."""
-  NB_GIT_REPOS = 13
+  NB_GIT_REPOS = 14
 
   def populateGit(self):
     # Testing:
@@ -695,6 +696,22 @@ deps = {
       'origin': 'git/repo_13@2\n',
     })
 
+    self._commit_git('repo_14', {
+      'DEPS': textwrap.dedent("""\
+        deps = {
+          'src/cipd_dep': {
+            'packages': [
+              {
+                'package': 'package0',
+                'version': '0.1',
+              },
+            ],
+            'dep_type': 'cipd',
+          },
+        }"""),
+      'origin': 'git/repo_14@2\n'
+    })
+
 
 class FakeRepoSkiaDEPS(FakeReposBase):
   """Simulates the Skia DEPS transition in Chrome."""

tests/gclient_smoketest.py

@@ -1116,6 +1116,43 @@ class GClientSmokeGIT(GClientSmokeBase):
       {'url': 'git://127.0.0.1:20000/git/repo_9', 'deps_file': 'DEPS'},
     ], deps_files_contents)
 
+  def testFlattenCipd(self):
+    if not self.enabled:
+      return
+
+    output_deps = os.path.join(self.root_dir, 'DEPS.flattened')
+    self.assertFalse(os.path.exists(output_deps))
+
+    self.gclient(['config', self.git_base + 'repo_14', '--name', 'src'])
+    self.gclient(['sync'])
+    self.gclient(['flatten', '-v', '-v', '-v', '--output-deps', output_deps])
+
+    with open(output_deps) as f:
+      deps_contents = f.read()
+
+    self.maxDiff = None
+    self.assertEqual([
+        'deps = {',
+        '  # src',
+        '  "src": {',
+        '    "url": "git://127.0.0.1:20000/git/repo_14",',
+        '  },',
+        '',
+        '  # src -> src/cipd_dep',
+        '  "src/cipd_dep": {',
+        '    "packages": [',
+        '      {',
+        '        "package": "package0",',
+        '        "version": "0.1",',
+        '      },',
+        '    ],',
+        '    "dep_type": "cipd",',
+        '  },',
+        '',
+        '}',
+        ''
+    ], deps_contents.splitlines())
+
 
 class GClientSmokeGITMutates(GClientSmokeBase):
   """testRevertAndStatus mutates the git repo so move it to its own suite."""