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Posted to commits@subversion.apache.org by hw...@apache.org on 2011/08/08 15:43:50 UTC

svn commit: r1154963 - in /subversion/branches/1.7.x: ./ STATUS subversion/libsvn_client/merge.c subversion/tests/cmdline/merge_tests.py

Author: hwright
Date: Mon Aug  8 13:43:49 2011
New Revision: 1154963

URL: http://svn.apache.org/viewvc?rev=1154963&view=rev
Log:
Merge r1154009, r1154273 from trunk:

 * r1154009, r1154273
   Fix issue #3978 'Reverse merge which adds subtree fails'
   Justification:
     Prevents an assertion during a legitimate merge.
   Notes: r1154009 is the fix, r1154273 is a test.
   Votes:
     +1: pburba, arfrever, philip

Modified:
    subversion/branches/1.7.x/   (props changed)
    subversion/branches/1.7.x/STATUS
    subversion/branches/1.7.x/subversion/libsvn_client/merge.c
    subversion/branches/1.7.x/subversion/tests/cmdline/merge_tests.py

Propchange: subversion/branches/1.7.x/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon Aug  8 13:43:49 2011
@@ -55,4 +55,4 @@
 /subversion/branches/tree-conflicts:868291-873154
 /subversion/branches/tree-conflicts-notify:873926-874008
 /subversion/branches/uris-as-urls:1060426-1064427
-/subversion/trunk:1146013,1146121,1146219,1146222,1146274,1146492,1146555,1146606,1146620,1146684,1146781,1146832,1146834,1146870,1146899,1146904,1147293,1147309,1147882,1148071,1148131,1148374,1148424,1148566,1148588,1148853,1148877,1148882,1148936,1149105,1149141,1149160,1149228,1149240,1149343,1149371-1149372,1149377,1149398,1149401,1149539,1149572,1149627,1149675,1149701,1149713,1150242,1150254,1150260-1150261,1150266,1150302,1150327,1150368,1150372,1150441,1150506,1150812,1150853,1151036,1151177,1151610,1151906,1151911,1152129,1152140,1152189-1152190,1152282,1152726,1153138,1153141,1153416,1153799,1153807,1153968,1154023,1154121,1154461
+/subversion/trunk:1146013,1146121,1146219,1146222,1146274,1146492,1146555,1146606,1146620,1146684,1146781,1146832,1146834,1146870,1146899,1146904,1147293,1147309,1147882,1148071,1148131,1148374,1148424,1148566,1148588,1148853,1148877,1148882,1148936,1149105,1149141,1149160,1149228,1149240,1149343,1149371-1149372,1149377,1149398,1149401,1149539,1149572,1149627,1149675,1149701,1149713,1150242,1150254,1150260-1150261,1150266,1150302,1150327,1150368,1150372,1150441,1150506,1150812,1150853,1151036,1151177,1151610,1151906,1151911,1152129,1152140,1152189-1152190,1152282,1152726,1153138,1153141,1153416,1153799,1153807,1153968,1154009,1154023,1154121,1154273,1154461

Modified: subversion/branches/1.7.x/STATUS
URL: http://svn.apache.org/viewvc/subversion/branches/1.7.x/STATUS?rev=1154963&r1=1154962&r2=1154963&view=diff
==============================================================================
--- subversion/branches/1.7.x/STATUS (original)
+++ subversion/branches/1.7.x/STATUS Mon Aug  8 13:43:49 2011
@@ -186,11 +186,3 @@ Veto-blocked changes:
 
 Approved changes:
 =================
-
- * r1154009, r1154273
-   Fix issue #3978 'Reverse merge which adds subtree fails'
-   Justification:
-     Prevents an assertion during a legitimate merge.
-   Notes: r1154009 is the fix, r1154273 is a test.
-   Votes:
-     +1: pburba, arfrever, philip

Modified: subversion/branches/1.7.x/subversion/libsvn_client/merge.c
URL: http://svn.apache.org/viewvc/subversion/branches/1.7.x/subversion/libsvn_client/merge.c?rev=1154963&r1=1154962&r2=1154963&view=diff
==============================================================================
--- subversion/branches/1.7.x/subversion/libsvn_client/merge.c (original)
+++ subversion/branches/1.7.x/subversion/libsvn_client/merge.c Mon Aug  8 13:43:49 2011
@@ -7728,6 +7728,9 @@ record_mergeinfo_for_dir_merge(svn_merge
 
    DEPTH, NOTIFY_B, MERGE_B, and SQUELCH_MERGEINFO_NOTIFICATIONS, are
    cascaded from do_directory_merge's arguments of the same names.
+
+   Note: This is intended to support forward merges only, i.e.
+   MERGED_RANGE->START must be older than MERGED_RANGE->END.
 */
 static svn_error_t *
 record_mergeinfo_for_added_subtrees(
@@ -7746,6 +7749,8 @@ record_mergeinfo_for_added_subtrees(
   if (!notify_b->added_abspaths)
     return SVN_NO_ERROR;
 
+  SVN_ERR_ASSERT(merged_range->start < merged_range->end);
+
   iterpool = svn_pool_create(pool);
   for (hi = apr_hash_first(pool, notify_b->added_abspaths); hi;
        hi = apr_hash_next(hi))
@@ -8566,7 +8571,9 @@ do_directory_merge(svn_mergeinfo_catalog
          So here we look at the root path of each subtree added during the
          merge and set explicit mergeinfo on it if it meets the aforementioned
          conditions. */
-      if (err == SVN_NO_ERROR)
+      if (err == SVN_NO_ERROR
+          && (range.start < range.end)) /* Nothing to record on added subtrees
+                                           resulting from reverse merges. */
         {
           err = record_mergeinfo_for_added_subtrees(
                   &range, mergeinfo_path, depth,

Modified: subversion/branches/1.7.x/subversion/tests/cmdline/merge_tests.py
URL: http://svn.apache.org/viewvc/subversion/branches/1.7.x/subversion/tests/cmdline/merge_tests.py?rev=1154963&r1=1154962&r2=1154963&view=diff
==============================================================================
--- subversion/branches/1.7.x/subversion/tests/cmdline/merge_tests.py (original)
+++ subversion/branches/1.7.x/subversion/tests/cmdline/merge_tests.py Mon Aug  8 13:43:49 2011
@@ -16727,6 +16727,140 @@ def foreign_repos_prop_conflict(sbox):
                                      sbox.repo_url,
                                      other_wc_dir)
 
+#----------------------------------------------------------------------
+# A test for issue #3978 'reverse merge which adds subtree fails'.
+@Issue(3978)
+@SkipUnless(server_has_mergeinfo)
+def reverse_merge_adds_subtree(sbox):
+  "reverse merge adds subtree"
+
+  sbox.build()
+  wc_dir = sbox.wc_dir
+  wc_disk, wc_status = set_up_branch(sbox)
+
+  A_path       = os.path.join(wc_dir, 'A')
+  chi_path     = os.path.join(wc_dir, 'A', 'D', 'H', 'chi')
+  A_COPY_path  = os.path.join(wc_dir, 'A_COPY')
+  H_COPY_path  = os.path.join(wc_dir, 'A_COPY', 'D', 'H')
+
+  # r7 - Delete A\D\H\chi
+  svntest.actions.run_and_verify_svn(None, None, [], 'delete', chi_path)
+  svntest.actions.run_and_verify_svn(None, None, [], 'ci', '-m',
+                                     'Delete a file', wc_dir)
+
+  # r8 - Merge r7 from A to A_COPY
+  svntest.actions.run_and_verify_svn(None, None, [], 'merge',
+                                     sbox.repo_url + '/A',
+                                     A_COPY_path, '-c7')
+  svntest.actions.run_and_verify_svn(None, None, [], 'ci', '-m',
+                                     'Cherry-pick r7 from A to A_COPY', wc_dir)
+
+  # r9 - File depth sync merge from A/D/H to A_COPY/D/H/
+  svntest.actions.run_and_verify_svn(None, None, [], 'up', wc_dir)
+  svntest.actions.run_and_verify_svn(None, None, [], 'merge',
+                                     sbox.repo_url + '/A/D/H',
+                                     H_COPY_path, '--depth', 'files')
+  svntest.actions.run_and_verify_svn(None, None, [], 'ci', '-m',
+                                     'Cherry-pick r7 from A to A_COPY', wc_dir)
+
+  # Reverse merge r7 from A to A_COPY
+  #
+  # Prior to the issue #3978 fix this merge failed with an assertion:
+  #
+  # >svn merge ^/A A_COPY -c-7
+  # --- Reverse-merging r7 into 'A_COPY\D\H':
+  # A    A_COPY\D\H\chi
+  # --- Recording mergeinfo for reverse merge of r7 into 'A_COPY':
+  #  U   A_COPY
+  # --- Recording mergeinfo for reverse merge of r7 into 'A_COPY\D\H':
+  #  U   A_COPY\D\H
+  # ..\..\..\subversion\svn\util.c:913: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\merge.c:10990: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\merge.c:10944: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\merge.c:10944: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\merge.c:10914: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\merge.c:8928: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\merge.c:7850: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_client\mergeinfo.c:120: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_wc\props.c:2472: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_wc\props.c:2247: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_wc\props.c:2576: (apr_err=200020)
+  # ..\..\..\subversion\libsvn_subr\mergeinfo.c:705: (apr_err=200020)
+  # svn: E200020: Could not parse mergeinfo string '-7'
+  # ..\..\..\subversion\libsvn_subr\mergeinfo.c:688: (apr_err=200022)
+  # ..\..\..\subversion\libsvn_subr\mergeinfo.c:607: (apr_err=200022)
+  # ..\..\..\subversion\libsvn_subr\mergeinfo.c:504: (apr_err=200022)
+  # ..\..\..\subversion\libsvn_subr\kitchensink.c:57: (apr_err=200022)
+  # svn: E200022: Negative revision number found parsing '-7'
+  svntest.actions.run_and_verify_svn(None, None, [], 'up', wc_dir)
+  svntest.actions.run_and_verify_svn(None, None, [], 'up', wc_dir)
+  expected_output = wc.State(A_COPY_path, {
+    'D/H/chi' : Item(status='A '),
+    })
+  expected_mergeinfo_output = wc.State(A_COPY_path, {
+    ''    : Item(status=' U'),
+    'D/H' : Item(status=' U'),
+    })
+  expected_elision_output = wc.State(A_COPY_path, {
+    '' : Item(status=' U'),
+    })
+  expected_status = wc.State(A_COPY_path, {
+    ''          : Item(status=' M'),
+    'B'         : Item(status='  '),
+    'mu'        : Item(status='  '),
+    'B/E'       : Item(status='  '),
+    'B/E/alpha' : Item(status='  '),
+    'B/E/beta'  : Item(status='  '),
+    'B/lambda'  : Item(status='  '),
+    'B/F'       : Item(status='  '),
+    'C'         : Item(status='  '),
+    'D'         : Item(status='  '),
+    'D/G'       : Item(status='  '),
+    'D/G/pi'    : Item(status='  '),
+    'D/G/rho'   : Item(status='  '),
+    'D/G/tau'   : Item(status='  '),
+    'D/gamma'   : Item(status='  '),
+    'D/H'       : Item(status=' M'),
+    'D/H/chi'   : Item(status='A ', copied='+'),
+    'D/H/psi'   : Item(status='  '),
+    'D/H/omega' : Item(status='  '),
+    })
+  expected_status.tweak(wc_rev=9)
+  expected_status.tweak('D/H/chi', wc_rev='-')
+  expected_disk = wc.State('', {
+    'B'         : Item(),
+    'mu'        : Item("This is the file 'mu'.\n"),
+    'B/E'       : Item(),
+    'B/E/alpha' : Item("This is the file 'alpha'.\n"),
+    'B/E/beta'  : Item("This is the file 'beta'.\n"),
+    'B/lambda'  : Item("This is the file 'lambda'.\n"),
+    'B/F'       : Item(),
+    'C'         : Item(),
+    'D'         : Item(),
+    'D/G'       : Item(),
+    'D/G/pi'    : Item("This is the file 'pi'.\n"),
+    'D/G/rho'   : Item("This is the file 'rho'.\n"),
+    'D/G/tau'   : Item("This is the file 'tau'.\n"),
+    'D/gamma'   : Item("This is the file 'gamma'.\n"),
+    'D/H'       : Item(props={SVN_PROP_MERGEINFO : '/A/D/H:2-6*,8*'}),
+    'D/H/chi'   : Item("This is the file 'chi'.\n"),
+    'D/H/psi'   : Item("New content",
+                       props={SVN_PROP_MERGEINFO : '/A/D/H/psi:2-8'}),
+    'D/H/omega' : Item("New content",
+                       props={SVN_PROP_MERGEINFO : '/A/D/H/omega:2-8'}),
+    })
+  expected_skip = wc.State('.', { })
+  svntest.actions.run_and_verify_merge(A_COPY_path, 7, 6,
+                                       sbox.repo_url + '/A', None,
+                                       expected_output,
+                                       expected_mergeinfo_output,
+                                       expected_elision_output,
+                                       expected_disk,
+                                       expected_status,
+                                       expected_skip,
+                                       None, None, None, None,
+                                       None, 1, False)
+
 ########################################################################
 # Run the tests
 
@@ -16851,6 +16985,7 @@ test_list = [ None,
               merge_change_to_file_with_executable,
               dry_run_merge_conflicting_binary,
               foreign_repos_prop_conflict,
+              reverse_merge_adds_subtree,
              ]
 
 if __name__ == '__main__':