Revision: 25154
Author:   [email protected]
Date:     Wed Nov  5 13:30:50 2014 UTC
Log:      Make merge_to_branch more git-friendly.

BUG=410721
LOG=n
TEST=script_test.py
[email protected]
[email protected]

Review URL: https://codereview.chromium.org/702843002
https://code.google.com/p/v8/source/detail?r=25154

Modified:
 /branches/bleeding_edge/tools/push-to-trunk/merge_to_branch.py
 /branches/bleeding_edge/tools/push-to-trunk/releases.py
 /branches/bleeding_edge/tools/push-to-trunk/test_scripts.py

=======================================
--- /branches/bleeding_edge/tools/push-to-trunk/merge_to_branch.py Tue Oct 7 10:46:04 2014 UTC +++ /branches/bleeding_edge/tools/push-to-trunk/merge_to_branch.py Wed Nov 5 13:30:50 2014 UTC
@@ -32,6 +32,9 @@

 from common_includes import *

+def IsSvnNumber(rev):
+  return rev.isdigit() and len(rev) < 8
+
 class Preparation(Step):
   MESSAGE = "Preparation."

@@ -72,24 +75,21 @@
         self._options.revisions))
     port_revision_list = []
     for revision in self["full_revision_list"]:
-      # Search for commits which matches the "Port rXXX" pattern.
+      # Search for commits which matches the "Port XXX" pattern.
       git_hashes = self.GitLog(reverse=True, format="%H",
-                               grep="Port r%d" % int(revision),
+                               grep="Port %s" % revision,
                                branch=self.vc.RemoteMasterBranch())
       for git_hash in git_hashes.splitlines():
- svn_revision = self.vc.GitSvn(git_hash, self.vc.RemoteMasterBranch())
-        if not svn_revision:  # pragma: no cover
-          self.Die("Cannot determine svn revision for %s" % git_hash)
         revision_title = self.GitLog(n=1, format="%s", git_hash=git_hash)

         # Is this revision included in the original revision list?
-        if svn_revision in self["full_revision_list"]:
-          print("Found port of r%s -> r%s (already included): %s"
-                % (revision, svn_revision, revision_title))
+        if git_hash in self["full_revision_list"]:
+          print("Found port of %s -> %s (already included): %s"
+                % (revision, git_hash, revision_title))
         else:
-          print("Found port of r%s -> r%s: %s"
-                % (revision, svn_revision, revision_title))
-          port_revision_list.append(svn_revision)
+          print("Found port of %s -> %s: %s"
+                % (revision, git_hash, revision_title))
+          port_revision_list.append(git_hash)

     # Do we find any port?
     if len(port_revision_list) > 0:
@@ -99,16 +99,10 @@
         self["full_revision_list"].extend(port_revision_list)


-class FindGitRevisions(Step):
-  MESSAGE = "Find the git revisions associated with the patches."
+class CreateCommitMessage(Step):
+  MESSAGE = "Create commit message."

   def RunStep(self):
-    self["patch_commit_hashes"] = []
-    for revision in self["full_revision_list"]:
-      next_hash = self.vc.SvnGit(revision, self.vc.RemoteMasterBranch())
-      if not next_hash:  # pragma: no cover
-        self.Die("Cannot determine git hash for r%s" % revision)
-      self["patch_commit_hashes"].append(next_hash)

     # Stringify: [123, 234] -> "r123, r234"
     self["revision_list"] = ", ".join(map(lambda s: "r%s" % s,
@@ -117,29 +111,38 @@
     if not self["revision_list"]:  # pragma: no cover
       self.Die("Revision list is empty.")

+    if self._options.revert and not self._options.revert_bleeding_edge:
+      action_text = "Rollback of %s"
+    else:
+      action_text = "Merged %s"
+
# The commit message title is added below after the version is specified.
-    self["new_commit_msg"] = ""
+    msg_pieces = [
+      "\n".join(action_text % s for s in self["full_revision_list"]),
+    ]
+    msg_pieces.append("\n\n")

-    for commit_hash in self["patch_commit_hashes"]:
+    for commit_hash in self["full_revision_list"]:
patch_merge_desc = self.GitLog(n=1, format="%s", git_hash=commit_hash)
-      self["new_commit_msg"] += "%s\n\n" % patch_merge_desc
+      msg_pieces.append("%s\n\n" % patch_merge_desc)

     bugs = []
-    for commit_hash in self["patch_commit_hashes"]:
+    for commit_hash in self["full_revision_list"]:
       msg = self.GitLog(n=1, git_hash=commit_hash)
-      for bug in re.findall(r"^[ \t]*BUG[ \t]*=[ \t]*(.*?)[ \t]*$", msg,
-                            re.M):
-        bugs.extend(map(lambda s: s.strip(), bug.split(",")))
+ for bug in re.findall(r"^[ \t]*BUG[ \t]*=[ \t]*(.*?)[ \t]*$", msg, re.M):
+        bugs.extend(s.strip() for s in bug.split(","))
bug_aggregate = ",".join(sorted(filter(lambda s: s and s != "none", bugs)))
     if bug_aggregate:
-      self["new_commit_msg"] += "BUG=%s\nLOG=N\n" % bug_aggregate
+      msg_pieces.append("BUG=%s\nLOG=N\n" % bug_aggregate)
+
+    self["new_commit_msg"] = "".join(msg_pieces)


 class ApplyPatches(Step):
   MESSAGE = "Apply patches for selected revisions."

   def RunStep(self):
-    for commit_hash in self["patch_commit_hashes"]:
+    for commit_hash in self["full_revision_list"]:
       print("Applying patch for %s to %s..."
             % (commit_hash, self["merge_to_branch"]))
       patch = self.GitGetPatch(commit_hash)
@@ -189,17 +192,14 @@

   def RunStep(self):
     # Add a commit message title.
-    if self._options.revert:
-      if not self._options.revert_bleeding_edge:
-        title = ("Version %s (rollback of %s)"
-                 % (self["version"], self["revision_list"]))
-      else:
-        title = "Revert %s." % self["revision_list"]
+    if self._options.revert and self._options.revert_bleeding_edge:
+      # TODO(machenbach): Find a better convention if multiple patches are
+      # reverted in one CL.
+      self["commit_title"] = "Revert on master"
     else:
-      title = ("Version %s (merged %s)"
-               % (self["version"], self["revision_list"]))
-    self["commit_title"] = title
-    self["new_commit_msg"] = "%s\n\n%s" % (title, self["new_commit_msg"])
+      self["commit_title"] = "Version %s (cherry-pick)" % self["version"]
+    self["new_commit_msg"] = "%s\n\n%s" % (self["commit_title"],
+                                           self["new_commit_msg"])
     TextToFile(self["new_commit_msg"], self.Config("COMMITMSG_FILE"))
     self.GitCommit(file_name=self.Config("COMMITMSG_FILE"))

@@ -275,6 +275,17 @@
     options.bypass_upload_hooks = True
     # CC ulan to make sure that fixes are merged to Google3.
     options.cc = "[email protected]"
+
+    # Thd old git-svn workflow is deprecated for this script.
+    assert options.vc_interface != "git_svn"
+
+    # Make sure to use git hashes in the new workflows.
+    for revision in options.revisions:
+      if (IsSvnNumber(revision) or
+          (revision[0:1] == "r" and IsSvnNumber(revision[1:]))):
+        print "Please provide full git hashes of the patches to merge."
+        print "Got: %s" % revision
+        return False
     return True

   def _Config(self):
@@ -292,7 +303,7 @@
       Preparation,
       CreateBranch,
       SearchArchitecturePorts,
-      FindGitRevisions,
+      CreateCommitMessage,
       ApplyPatches,
       PrepareVersion,
       IncrementVersion,
=======================================
--- /branches/bleeding_edge/tools/push-to-trunk/releases.py Thu Oct 30 15:05:11 2014 UTC +++ /branches/bleeding_edge/tools/push-to-trunk/releases.py Wed Nov 5 13:30:50 2014 UTC
@@ -33,10 +33,18 @@
 # (old and new format).
 MERGE_MESSAGE_RE = re.compile(r"^.*[M|m]erged (.+)(\)| into).*$", re.M)

+CHERRY_PICK_TITLE_GIT_RE = re.compile(r"^.* \(cherry\-pick\)\.?$")
+
+# New git message for cherry-picked CLs. One message per line.
+MERGE_MESSAGE_GIT_RE = re.compile(r"^Merged ([a-fA-F0-9]+)\.?$")
+
 # Expression for retrieving reverted patches from a commit message (old and
 # new format).
ROLLBACK_MESSAGE_RE = re.compile(r"^.*[R|r]ollback of (.+)(\)| in).*$", re.M)

+# New git message for reverted CLs. One message per line.
+ROLLBACK_MESSAGE_GIT_RE = re.compile(r"^Rollback of ([a-fA-F0-9]+)\.?$")
+
 # Expression for retrieving the code review link.
 REVIEW_LINK_RE = re.compile(r"^Review URL: (.+)$", re.M)

@@ -143,6 +151,18 @@
         patches = "-%s" % patches
     return patches

+  def GetMergedPatchesGit(self, body):
+    patches = []
+    for line in body.splitlines():
+      patch = MatchSafe(MERGE_MESSAGE_GIT_RE.match(line))
+      if patch:
+        patches.append(patch)
+      patch = MatchSafe(ROLLBACK_MESSAGE_GIT_RE.match(line))
+      if patch:
+        patches.append("-%s" % patch)
+    return ", ".join(patches)
+
+
   def GetReleaseDict(
self, git_hash, bleeding_edge_rev, bleeding_edge_git, branch, version,
       patches, cl_body):
@@ -185,7 +205,10 @@
     patches = ""
     if self["patch"] != "0":
       version += ".%s" % self["patch"]
-      patches = self.GetMergedPatches(body)
+      if CHERRY_PICK_TITLE_GIT_RE.match(body.splitlines()[0]):
+        patches = self.GetMergedPatchesGit(body)
+      else:
+        patches = self.GetMergedPatches(body)

     title = self.GitLog(n=1, format="%s", git_hash=git_hash)
     bleeding_edge_revision = self.GetBleedingEdgeFromPush(title)
=======================================
--- /branches/bleeding_edge/tools/push-to-trunk/test_scripts.py Mon Nov 3 15:39:30 2014 UTC +++ /branches/bleeding_edge/tools/push-to-trunk/test_scripts.py Wed Nov 5 13:30:50 2014 UTC
@@ -503,7 +503,7 @@
       Cmd("git log -1 --format=%H --grep=\"Title\" origin/candidates", ""),
     ])
args = ["--branch", "candidates", "--vc-interface", "git_read_svn_write",
-            "12345"]
+            "ab12345"]
     self._state["version"] = "tag_name"
     self._state["commit_title"] = "Title"
     self.assertRaises(Exception,
@@ -1225,137 +1225,13 @@
       return lambda: self.assertEquals(patch,
           FileToText(TEST_CONFIG["TEMPORARY_PATCH_FILE"]))

- msg = """Version 3.22.5.1 (merged r12345, r23456, r34567, r45678, r56789)
-
-Title4
-
-Title2
-
-Title3
-
-Title1
-
-Revert "Something"
-
-BUG=123,234,345,456,567,v8:123
-LOG=N
-"""
-
-    def VerifySVNCommit():
-      commit = FileToText(TEST_CONFIG["COMMITMSG_FILE"])
-      self.assertEquals(msg, commit)
-      version = FileToText(
-          os.path.join(TEST_CONFIG["DEFAULT_CWD"], VERSION_FILE))
-      self.assertTrue(re.search(r"#define MINOR_VERSION\s+22", version))
-      self.assertTrue(re.search(r"#define BUILD_NUMBER\s+5", version))
-      self.assertTrue(re.search(r"#define PATCH_LEVEL\s+1", version))
- self.assertTrue(re.search(r"#define IS_CANDIDATE_VERSION\s+0", version))
-
-    self.Expect([
-      Cmd("git status -s -uno", ""),
-      Cmd("git status -s -b -uno", "## some_branch\n"),
-      Cmd("git svn fetch", ""),
-      Cmd("git branch", "  branch1\n* branch2\n"),
- Cmd("git new-branch %s --upstream svn/trunk" % TEST_CONFIG["BRANCHNAME"],
-          ""),
-      Cmd(("git log --format=%H --grep=\"Port r12345\" "
-           "--reverse svn/bleeding_edge"),
-          "hash1\nhash2"),
-      Cmd("git svn find-rev hash1 svn/bleeding_edge", "45678"),
-      Cmd("git log -1 --format=%s hash1", "Title1"),
-      Cmd("git svn find-rev hash2 svn/bleeding_edge", "23456"),
-      Cmd("git log -1 --format=%s hash2", "Title2"),
-      Cmd(("git log --format=%H --grep=\"Port r23456\" "
-           "--reverse svn/bleeding_edge"),
-          ""),
-      Cmd(("git log --format=%H --grep=\"Port r34567\" "
-           "--reverse svn/bleeding_edge"),
-          "hash3"),
-      Cmd("git svn find-rev hash3 svn/bleeding_edge", "56789"),
-      Cmd("git log -1 --format=%s hash3", "Title3"),
-      RL("Y"),  # Automatically add corresponding ports (34567, 56789)?
-      Cmd("git svn find-rev r12345 svn/bleeding_edge", "hash4"),
-      # Simulate svn being down which stops the script.
-      Cmd("git svn find-rev r23456 svn/bleeding_edge", None),
-      # Restart script in the failing step.
-      Cmd("git svn find-rev r12345 svn/bleeding_edge", "hash4"),
-      Cmd("git svn find-rev r23456 svn/bleeding_edge", "hash2"),
-      Cmd("git svn find-rev r34567 svn/bleeding_edge", "hash3"),
-      Cmd("git svn find-rev r45678 svn/bleeding_edge", "hash1"),
-      Cmd("git svn find-rev r56789 svn/bleeding_edge", "hash5"),
-      Cmd("git log -1 --format=%s hash4", "Title4"),
-      Cmd("git log -1 --format=%s hash2", "Title2"),
-      Cmd("git log -1 --format=%s hash3", "Title3"),
-      Cmd("git log -1 --format=%s hash1", "Title1"),
-      Cmd("git log -1 --format=%s hash5", "Revert \"Something\""),
-      Cmd("git log -1 hash4", "Title4\nBUG=123\nBUG=234"),
-      Cmd("git log -1 hash2", "Title2\n BUG = v8:123,345"),
-      Cmd("git log -1 hash3", "Title3\nLOG=n\nBUG=567, 456"),
-      Cmd("git log -1 hash1", "Title1\nBUG="),
-      Cmd("git log -1 hash5", "Revert \"Something\"\nBUG=none"),
-      Cmd("git log -1 -p hash4", "patch4"),
-      Cmd(("git apply --index --reject \"%s\"" %
-           TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
-          "", cb=VerifyPatch("patch4")),
-      Cmd("git log -1 -p hash2", "patch2"),
-      Cmd(("git apply --index --reject \"%s\"" %
-           TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
-          "", cb=VerifyPatch("patch2")),
-      Cmd("git log -1 -p hash3", "patch3"),
-      Cmd(("git apply --index --reject \"%s\"" %
-           TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
-          "", cb=VerifyPatch("patch3")),
-      Cmd("git log -1 -p hash1", "patch1"),
-      Cmd(("git apply --index --reject \"%s\"" %
-           TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
-          "", cb=VerifyPatch("patch1")),
-      Cmd("git log -1 -p hash5", "patch5\n"),
-      Cmd(("git apply --index --reject \"%s\"" %
-           TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
-          "", cb=VerifyPatch("patch5\n")),
-      Cmd("git apply --index --reject \"%s\"" % extra_patch, ""),
-      RL("Y"),  # Automatically increment patch level?
-      Cmd("git commit -aF \"%s\"" % TEST_CONFIG["COMMITMSG_FILE"], ""),
-      RL("[email protected]"),  # V8 reviewer.
-      Cmd("git cl upload --send-mail -r \"[email protected]\" "
-          "--bypass-hooks --cc \"[email protected]\"", ""),
-      Cmd("git checkout -f %s" % TEST_CONFIG["BRANCHNAME"], ""),
-      RL("LGTM"),  # Enter LGTM for V8 CL.
-      Cmd("git cl presubmit", "Presubmit successfull\n"),
-      Cmd("git cl dcommit -f --bypass-hooks", "Closing issue\n",
-          cb=VerifySVNCommit),
-      Cmd("git svn fetch", ""),
-      Cmd("git rebase svn/trunk", ""),
-      Cmd("git svn tag 3.22.5.1 -m \"Tagging version 3.22.5.1\"", ""),
-      Cmd("git checkout -f some_branch", ""),
-      Cmd("git branch -D %s" % TEST_CONFIG["BRANCHNAME"], ""),
-    ])
-
- # r12345 and r34567 are patches. r23456 (included) and r45678 are the MIPS
-    # ports of r12345. r56789 is the MIPS port of r34567.
-    args = ["-f", "-p", extra_patch, "--branch", "trunk",
-            "--vc-interface", "git_svn", "12345", "23456", "34567"]
+    msg = """Version 3.22.5.1 (cherry-pick)

-    # The first run of the script stops because of the svn being down.
-    self.assertRaises(GitFailedException,
-        lambda: MergeToBranch(TEST_CONFIG, self).Run(args))
-
-    # Test that state recovery after restarting the script works.
-    args += ["-s", "4"]
-    MergeToBranch(TEST_CONFIG, self).Run(args)
-
-  def testMergeToBranchNewGit(self):
-    TEST_CONFIG["ALREADY_MERGING_SENTINEL_FILE"] = self.MakeEmptyTempFile()
-    TextToFile("", os.path.join(TEST_CONFIG["DEFAULT_CWD"], ".git"))
-    self.WriteFakeVersionFile(build=5)
-    os.environ["EDITOR"] = "vi"
-    extra_patch = self.MakeEmptyTempFile()
-
-    def VerifyPatch(patch):
-      return lambda: self.assertEquals(patch,
-          FileToText(TEST_CONFIG["TEMPORARY_PATCH_FILE"]))
-
- msg = """Version 3.22.5.1 (merged r12345, r23456, r34567, r45678, r56789)
+Merged ab12345
+Merged ab23456
+Merged ab34567
+Merged ab45678
+Merged ab56789

 Title4

@@ -1389,59 +1265,49 @@
       Cmd("git branch", "  branch1\n* branch2\n"),
       Cmd("git new-branch %s --upstream origin/candidates" %
           TEST_CONFIG["BRANCHNAME"], ""),
-      Cmd(("git log --format=%H --grep=\"Port r12345\" "
+      Cmd(("git log --format=%H --grep=\"Port ab12345\" "
            "--reverse origin/master"),
-          "hash1\nhash2"),
-      Cmd("git svn find-rev hash1 origin/master", "45678"),
-      Cmd("git log -1 --format=%s hash1", "Title1"),
-      Cmd("git svn find-rev hash2 origin/master", "23456"),
-      Cmd("git log -1 --format=%s hash2", "Title2"),
-      Cmd(("git log --format=%H --grep=\"Port r23456\" "
+          "ab45678\nab23456"),
+      Cmd("git log -1 --format=%s ab45678", "Title1"),
+      Cmd("git log -1 --format=%s ab23456", "Title2"),
+      Cmd(("git log --format=%H --grep=\"Port ab23456\" "
            "--reverse origin/master"),
           ""),
-      Cmd(("git log --format=%H --grep=\"Port r34567\" "
+      Cmd(("git log --format=%H --grep=\"Port ab34567\" "
            "--reverse origin/master"),
-          "hash3"),
-      Cmd("git svn find-rev hash3 origin/master", "56789"),
-      Cmd("git log -1 --format=%s hash3", "Title3"),
-      RL("Y"),  # Automatically add corresponding ports (34567, 56789)?
-      Cmd("git svn find-rev r12345 origin/master",
-          "Partial-rebuilding bla\nDone rebuilding blub\nhash4"),
-      # Simulate svn being down which stops the script.
-      Cmd("git svn find-rev r23456 origin/master", None),
+          "ab56789"),
+      Cmd("git log -1 --format=%s ab56789", "Title3"),
+      RL("Y"),  # Automatically add corresponding ports (ab34567, ab56789)?
+      # Simulate git being down which stops the script.
+      Cmd("git log -1 --format=%s ab12345", None),
       # Restart script in the failing step.
-      Cmd("git svn find-rev r12345 origin/master", "hash4"),
-      Cmd("git svn find-rev r23456 origin/master", "hash2"),
-      Cmd("git svn find-rev r34567 origin/master", "hash3"),
-      Cmd("git svn find-rev r45678 origin/master", "hash1"),
-      Cmd("git svn find-rev r56789 origin/master", "hash5"),
-      Cmd("git log -1 --format=%s hash4", "Title4"),
-      Cmd("git log -1 --format=%s hash2", "Title2"),
-      Cmd("git log -1 --format=%s hash3", "Title3"),
-      Cmd("git log -1 --format=%s hash1", "Title1"),
-      Cmd("git log -1 --format=%s hash5", "Revert \"Something\""),
-      Cmd("git log -1 hash4", "Title4\nBUG=123\nBUG=234"),
-      Cmd("git log -1 hash2", "Title2\n BUG = v8:123,345"),
-      Cmd("git log -1 hash3", "Title3\nLOG=n\nBUG=567, 456"),
-      Cmd("git log -1 hash1", "Title1\nBUG="),
-      Cmd("git log -1 hash5", "Revert \"Something\"\nBUG=none"),
-      Cmd("git log -1 -p hash4", "patch4"),
+      Cmd("git log -1 --format=%s ab12345", "Title4"),
+      Cmd("git log -1 --format=%s ab23456", "Title2"),
+      Cmd("git log -1 --format=%s ab34567", "Title3"),
+      Cmd("git log -1 --format=%s ab45678", "Title1"),
+      Cmd("git log -1 --format=%s ab56789", "Revert \"Something\""),
+      Cmd("git log -1 ab12345", "Title4\nBUG=123\nBUG=234"),
+      Cmd("git log -1 ab23456", "Title2\n BUG = v8:123,345"),
+      Cmd("git log -1 ab34567", "Title3\nLOG=n\nBUG=567, 456"),
+      Cmd("git log -1 ab45678", "Title1\nBUG="),
+      Cmd("git log -1 ab56789", "Revert \"Something\"\nBUG=none"),
+      Cmd("git log -1 -p ab12345", "patch4"),
       Cmd(("git apply --index --reject \"%s\"" %
            TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
           "", cb=VerifyPatch("patch4")),
-      Cmd("git log -1 -p hash2", "patch2"),
+      Cmd("git log -1 -p ab23456", "patch2"),
       Cmd(("git apply --index --reject \"%s\"" %
            TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
           "", cb=VerifyPatch("patch2")),
-      Cmd("git log -1 -p hash3", "patch3"),
+      Cmd("git log -1 -p ab34567", "patch3"),
       Cmd(("git apply --index --reject \"%s\"" %
            TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
           "", cb=VerifyPatch("patch3")),
-      Cmd("git log -1 -p hash1", "patch1"),
+      Cmd("git log -1 -p ab45678", "patch1"),
       Cmd(("git apply --index --reject \"%s\"" %
            TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
           "", cb=VerifyPatch("patch1")),
-      Cmd("git log -1 -p hash5", "patch5\n"),
+      Cmd("git log -1 -p ab56789", "patch5\n"),
       Cmd(("git apply --index --reject \"%s\"" %
            TEST_CONFIG["TEMPORARY_PATCH_FILE"]),
           "", cb=VerifyPatch("patch5\n")),
@@ -1458,12 +1324,12 @@
           cb=VerifySVNCommit),
       Cmd("git fetch", ""),
       Cmd("git log -1 --format=%H --grep=\""
- "Version 3.22.5.1 (merged r12345, r23456, r34567, r45678, r56789)"
+          "Version 3.22.5.1 (cherry-pick)"
           "\" origin/candidates",
           ""),
       Cmd("git fetch", ""),
       Cmd("git log -1 --format=%H --grep=\""
- "Version 3.22.5.1 (merged r12345, r23456, r34567, r45678, r56789)"
+          "Version 3.22.5.1 (cherry-pick)"
           "\" origin/candidates",
           "hsh_to_tag"),
       Cmd("git tag 3.22.5.1 hsh_to_tag", ""),
@@ -1472,12 +1338,12 @@
       Cmd("git branch -D %s" % TEST_CONFIG["BRANCHNAME"], ""),
     ])

- # r12345 and r34567 are patches. r23456 (included) and r45678 are the MIPS
-    # ports of r12345. r56789 is the MIPS port of r34567.
+ # ab12345 and ab34567 are patches. ab23456 (included) and ab45678 are the
+    # MIPS ports of ab12345. ab56789 is the MIPS port of ab34567.
     args = ["-f", "-p", extra_patch, "--branch", "candidates",
-            "--vc-interface", "git_read_svn_write", "12345", "23456", "34567"]
+            "ab12345", "ab23456", "ab34567"]

-    # The first run of the script stops because of the svn being down.
+    # The first run of the script stops because of git being down.
     self.assertRaises(GitFailedException,
         lambda: MergeToBranch(TEST_CONFIG, self).Run(args))

@@ -1569,7 +1435,9 @@
       Cmd("git checkout -f hash_234 -- %s" % VERSION_FILE, "",
           cb=ResetVersion(3, 1, 1)),
       Cmd("git log -1 --format=%B hash_234",
-          "Version 3.3.1.1 (merged 12)\n\nReview URL: fake.com\n"),
+          "Version 3.3.1.1 (cherry-pick).\n\n"
+          "Merged abc12.\n\n"
+          "Review URL: fake.com\n"),
       Cmd("git log -1 --format=%s hash_234", ""),
       Cmd("git svn find-rev hash_234", "234"),
       Cmd("git log -1 --format=%ci hash_234", "18:15"),
@@ -1655,7 +1523,7 @@
            "3.28.40,master,22624,4567,\r\n"
            "3.22.3,candidates,345,3456:4566,\r\n"
            "3.21.2,3.21,123,,\r\n"
-           "3.3.1.1,3.3,234,,12\r\n")
+           "3.3.1.1,3.3,234,,abc12\r\n")
     self.assertEquals(csv, FileToText(csv_output))

     expected_json = [
@@ -1718,7 +1586,7 @@
       {
         "revision": "234",
         "revision_git": "hash_234",
-        "patches_merged": "12",
+        "patches_merged": "abc12",
         "bleeding_edge": "",
         "bleeding_edge_git": "",
         "version": "3.3.1.1",

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