Teach v8rel script to read git hashes from DEPS.

tools/push-to-trunk/test_scripts.py

 #!/usr/bin/env python
 # Copyright 2013 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
@@ skipping 1196 matching lines @@
 
 Cr-Commit-Position: refs/heads/master@{#4567}
 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@4567 0039-1c4b
 
 """
     c_hash3_commit_log = """Simple.
 
 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@3456 0039-1c4b
 
 """
+    c_v8_22624_log = """V8 CL.
+
+git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22624 123
+
+"""
     json_output = self.MakeEmptyTempFile()
     csv_output = self.MakeEmptyTempFile()
     TEST_CONFIG[VERSION_FILE] = self.MakeEmptyTempFile()
     self.WriteFakeVersionFile()
 
     TEST_CONFIG[DOT_GIT_LOCATION] = self.MakeEmptyTempFile()
     if not os.path.exists(TEST_CONFIG[CHROMIUM]):
       os.makedirs(TEST_CONFIG[CHROMIUM])
+    if not os.path.exists(os.path.join(TEST_CONFIG[CHROMIUM], "v8")):
+      os.makedirs(os.path.join(TEST_CONFIG[CHROMIUM], "v8"))
     def WriteDEPS(revision):
       TextToFile("Line\n   \"v8_revision\": \"%s\",\n  line\n" % revision,
                  TEST_CONFIG[DEPS_FILE])
     WriteDEPS(567)
 
     def ResetVersion(minor, build, patch=0):
       return lambda: self.WriteFakeVersionFile(minor=minor,
                                                build=build,
                                                patch=patch)
 
@@ skipping 48 matching lines @@
       Git("svn find-rev r22626", "hash_22626"),
       Git("svn find-rev hash_22626", "22626"),
       Git("log -1 --format=%ci hash_22626", "01:23"),
       Git("svn find-rev r22624", "hash_22624"),
       Git("svn find-rev hash_22624", "22624"),
       Git("log -1 --format=%ci hash_22624", "02:34"),
       Git("status -s -uno", ""),
       Git("checkout -f master", ""),
       Git("pull", ""),
       Git("checkout -b %s" % TEST_CONFIG[BRANCHNAME], ""),
+      Git("fetch origin", ""),
       Git("log --format=%H --grep=\"V8\"", "c_hash1\nc_hash2\nc_hash3\n"),
       Git("diff --name-only c_hash1 c_hash1^", ""),
       Git("diff --name-only c_hash2 c_hash2^", TEST_CONFIG[DEPS_FILE]),
       Git("checkout -f c_hash2 -- %s" % TEST_CONFIG[DEPS_FILE], "",
-          cb=ResetDEPS(22624)),
+          cb=ResetDEPS("0123456789012345678901234567890123456789")),
       Git("log -1 --format=%B c_hash2", c_hash2_commit_log),
+      Git("rev-list -n 1 0123456789012345678901234567890123456789",
+          "0123456789012345678901234567890123456789"),
+      Git("log -1 --format=%B 0123456789012345678901234567890123456789",
+          c_v8_22624_log),
       Git("diff --name-only c_hash3 c_hash3^", TEST_CONFIG[DEPS_FILE]),
       Git("checkout -f c_hash3 -- %s" % TEST_CONFIG[DEPS_FILE], "",
           cb=ResetDEPS(345)),
       Git("log -1 --format=%B c_hash3", c_hash3_commit_log),
       Git("checkout -f HEAD -- %s" % TEST_CONFIG[DEPS_FILE], "",
           cb=ResetDEPS(567)),
       Git("branch -r", " weird/123\n  branch-heads/7\n"),
       Git("checkout -f branch-heads/7 -- %s" % TEST_CONFIG[DEPS_FILE], "",
           cb=ResetDEPS(345)),
       Git("checkout -f HEAD -- %s" % TEST_CONFIG[DEPS_FILE], "",
@@ skipping 197 matching lines @@
 
 Review URL: https://codereview.chromium.org/83173002
 
 ------------------------------------------------------------------------""")
     self.assertEquals(
 """Prepare push to trunk.  Now working on version 3.23.11.
 
 R=danno@chromium.org
 
 Committed: https://code.google.com/p/v8/source/detail?r=17997""", body)