From f7e8a4c038fa4af29536366be81052cbd760db05 Mon Sep 17 00:00:00 2001
From: Patrick Mezard <pmezard@gmail.com>
Date: Wed, 22 Apr 2009 10:25:05 +0200
Subject: [PATCH] convert/mtn: handle directory move into moved directory
 (issue1619/3)

---
 hgext/convert/monotone.py  |  4 ++
 tests/test-convert-mtn     | 24 +++++++++++
 tests/test-convert-mtn.out | 82 +++++++++++++++++++++++++++++++++-----
 3 files changed, 100 insertions(+), 10 deletions(-)

diff --git a/hgext/convert/monotone.py b/hgext/convert/monotone.py
index 06871295ba..5e14a97c64 100644
--- a/hgext/convert/monotone.py
+++ b/hgext/convert/monotone.py
@@ -160,6 +160,10 @@ class monotone_source(converter_source, commandline):
                     continue
                 if tofile.startswith(todir + '/'):
                     renamed[tofile] = fromdir + tofile[len(todir):]
+                    # Avoid chained moves like:
+                    # d1(/a) => d3/d1(/a)
+                    # d2 => d3
+                    ignoremove[tofile] = 1
             for tofile, fromfile in renamed.items():
                 self.ui.debug (_("copying file in renamed dir from '%s' to '%s'") 
                                % (fromfile, tofile), '\n')
diff --git a/tests/test-convert-mtn b/tests/test-convert-mtn
index 6fa4fc0528..b6087b4ea1 100755
--- a/tests/test-convert-mtn
+++ b/tests/test-convert-mtn
@@ -88,6 +88,26 @@ mtn ci -m dirfilemove
 mtn mv dir3/a dir3/d1/a
 mtn mv dir3/d1 dir3/d2
 mtn ci -m dirfilemove2
+echo '% test directory move into another directory move'
+mkdir dir4
+mkdir dir5
+echo a > dir4/a
+mtn add dir4/a dir5
+mtn ci -m dirdirmove
+mtn mv dir5 dir6
+mtn mv dir4 dir6/dir4
+mtn ci -m dirdirmove2
+echo '% test diverging directory moves'
+mkdir -p dir7/dir9/dir8
+echo a > dir7/dir9/dir8/a
+echo b > dir7/dir9/b
+echo c > dir7/c
+mtn add -R dir7
+mtn ci -m divergentdirmove
+mtn mv dir7 dir7-2
+mtn mv dir7-2/dir9 dir9-2
+mtn mv dir9-2/dir8 dir8-2
+mtn ci -m divergentdirmove2
 cd ..
 
 echo % convert incrementally
@@ -118,5 +138,9 @@ echo % check file remove with directory move
 hg manifest -r 5
 echo % check file move with directory move
 hg manifest -r 9
+echo % check file directory directory move
+hg manifest -r 11
+echo % check divergent directory moves
+hg manifest -r 13
 exit 0
 
diff --git a/tests/test-convert-mtn.out b/tests/test-convert-mtn.out
index 1aeec3760c..52524c2077 100644
--- a/tests/test-convert-mtn.out
+++ b/tests/test-convert-mtn.out
@@ -65,21 +65,58 @@ mtn: skipping dir3, already accounted for in workspace
 mtn: renaming dir3/d1 to dir3/d2 in workspace manifest
 mtn: beginning commit on branch 'com.selenic.test'
 mtn: committed revision 8b543a400d3ee7f6d4bb1835b9b9e3747c8cb632
+% test directory move into another directory move
+mtn: adding dir4 to workspace manifest
+mtn: adding dir4/a to workspace manifest
+mtn: adding dir5 to workspace manifest
+mtn: beginning commit on branch 'com.selenic.test'
+mtn: committed revision 466e0b2afc7a55aa2b4ab2f57cb240bb6cd66fc7
+mtn: renaming dir5 to dir6 in workspace manifest
+mtn: skipping dir6, already accounted for in workspace
+mtn: renaming dir4 to dir6/dir4 in workspace manifest
+mtn: beginning commit on branch 'com.selenic.test'
+mtn: committed revision 3d1f77ebad0c23a5d14911be3b670f990991b749
+% test diverging directory moves
+mtn: adding dir7 to workspace manifest
+mtn: adding dir7/c to workspace manifest
+mtn: adding dir7/dir9 to workspace manifest
+mtn: adding dir7/dir9/b to workspace manifest
+mtn: adding dir7/dir9/dir8 to workspace manifest
+mtn: adding dir7/dir9/dir8/a to workspace manifest
+mtn: beginning commit on branch 'com.selenic.test'
+mtn: committed revision 08a08511f18b428d840199b062de90d0396bc2ed
+mtn: renaming dir7 to dir7-2 in workspace manifest
+mtn: renaming dir7-2/dir9 to dir9-2 in workspace manifest
+mtn: renaming dir9-2/dir8 to dir8-2 in workspace manifest
+mtn: beginning commit on branch 'com.selenic.test'
+mtn: committed revision 4a736634505795f17786fffdf2c9cbf5b11df6f6
 % convert incrementally
 assuming destination repo.mtn-hg
 scanning source...
 sorting...
 converting...
-7 update2 "with" quotes
-6 createdir1
-5 movedir1
-4 movedir
-3 emptydir
-2 dropdirectory
-1 dirfilemove
-0 dirfilemove2
-7 files updated, 0 files merged, 0 files removed, 0 files unresolved
-@  9 "dirfilemove2" files: dir3/a dir3/d2/a
+11 update2 "with" quotes
+10 createdir1
+9 movedir1
+8 movedir
+7 emptydir
+6 dropdirectory
+5 dirfilemove
+4 dirfilemove2
+3 dirdirmove
+2 dirdirmove2
+1 divergentdirmove
+0 divergentdirmove2
+11 files updated, 0 files merged, 0 files removed, 0 files unresolved
+@  13 "divergentdirmove2" files: dir7-2/c dir7/c dir7/dir9/b dir7/dir9/dir8/a dir8-2/a dir9-2/b
+|
+o  12 "divergentdirmove" files: dir7/c dir7/dir9/b dir7/dir9/dir8/a
+|
+o  11 "dirdirmove2" files: dir4/a dir6/dir4/a
+|
+o  10 "dirdirmove" files: dir4/a
+|
+o  9 "dirfilemove2" files: dir3/a dir3/d2/a
 |
 o  8 "dirfilemove" files: dir3/a
 |
@@ -106,6 +143,10 @@ dir1/subdir2_other/file1
 dir2/a
 dir2/newfile
 dir3/d2/a
+dir6/dir4/a
+dir7-2/c
+dir8-2/a
+dir9-2/b
 e
 % contents
 a
@@ -135,3 +176,24 @@ dir2/a
 dir2/newfile
 dir3/d2/a
 e
+% check file directory directory move
+bin2
+dir1/subdir2/file1
+dir1/subdir2_other/file1
+dir2/a
+dir2/newfile
+dir3/d2/a
+dir6/dir4/a
+e
+% check divergent directory moves
+bin2
+dir1/subdir2/file1
+dir1/subdir2_other/file1
+dir2/a
+dir2/newfile
+dir3/d2/a
+dir6/dir4/a
+dir7-2/c
+dir8-2/a
+dir9-2/b
+e