Added test cases for repo corruption fixed in 2e0a288ca93e (issue132)

(submitted by Alexis S. L. Carvalho <[e-mail]>)

tests/test-clone-pull-corruption

@@ -0,0 +1,32 b''
+#!/bin/sh
+#
+# Corrupt an hg repo with a pull started during an aborted commit
+#
+
+# Create two repos, so that one of them can pull from the other one.
+hg init source
+cd source
+touch foo
+hg add foo
+hg ci -m 'add foo'
+hg clone . ../corrupted
+echo >> foo
+hg ci -m 'change foo'
+
+# Add a hook to wait 5 seconds and then abort the commit
+cd ../corrupted
+echo '[hooks]' >> .hg/hgrc
+echo 'pretxncommit = sleep 5; exit 1' >> .hg/hgrc
+
+# start a commit...
+touch bar
+hg add bar
+hg ci -m 'add bar' &
+
+# ... and start a pull while the commit is still running
+sleep 1
+hg pull ../source 2>/dev/null
+
+# see what happened
+wait
+hg verify

tests/test-clone-pull-corruption.out

@@ -0,0 +1,15 b''
+pulling from ../source
+abort: pretxncommit hook exited with status 1
+transaction abort!
+rollback completed
+searching for changes
+adding changesets
+adding manifests
+adding file changes
+added 1 changesets with 1 changes to 1 files
+(run 'hg update' to get a working copy)
+checking changesets
+checking manifests
+crosschecking files in changesets and manifests
+checking files
+1 files, 2 changesets, 2 total revisions

tests/test-pull-pull-corruption

@@ -0,0 +1,41 b''
+#!/bin/sh
+#
+# Corrupt an hg repo with two pulls.
+#
+
+# create one repo with a long history
+hg init source1
+cd source1
+touch foo
+hg add foo
+for i in 1 2 3 4 5 6 7 8 9 10; do
+    echo $i >> foo
+    hg ci -m $i
+done
+cd ..
+
+# create one repo with a shorter history
+hg clone -r 0 source1 source2
+cd source2
+echo a >> foo
+hg ci -m a
+cd ..
+
+# create a third repo to pull both other repos into it
+hg init corrupted
+cd corrupted
+# use a hook to make the second pull start while the first one is still running
+echo '[hooks]' >> .hg/hgrc
+echo 'prechangegroup = sleep 5' >> .hg/hgrc
+
+# start a pull...
+hg pull ../source1 &
+
+# ... and start another pull before the first one has finished
+sleep 1
+hg pull ../source2 2>/dev/null
+
+# see the result
+wait
+hg verify
+

tests/test-pull-pull-corruption.out

@@ -0,0 +1,24 b''
+requesting all changes
+adding changesets
+adding manifests
+adding file changes
+added 1 changesets with 1 changes to 1 files
+pulling from ../source2
+pulling from ../source1
+requesting all changes
+adding changesets
+adding manifests
+adding file changes
+added 10 changesets with 10 changes to 1 files
+(run 'hg update' to get a working copy)
+searching for changes
+adding changesets
+adding manifests
+adding file changes
+added 1 changesets with 1 changes to 1 files (+1 heads)
+(run 'hg update' to get a working copy)
+checking changesets
+checking manifests
+crosschecking files in changesets and manifests
+checking files
+1 files, 11 changesets, 11 total revisions