tests: add a test showing crash rebasing a git commit

Differential Revision: D35201372

fbshipit-source-id: 7c44a39c249a2ee9e0a1a50afbb936010a146e38

eden/scm/tests/test-git-rebase-conflicts.t

@@ -0,0 +1,40 @@
+#chg-compatible
+#require git no-windows
+
+Test that rebasing in a git repo with conflicts work.
+
+  $ . $TESTDIR/git.sh
+  $ setconfig diff.git=true ui.allowemptycommit=true
+  $ enable rebase
+  $ shorttraceback
+
+Prepare the repo
+
+  $ hg init --git repo1
+  $ cd repo1
+  $ drawdag << 'EOS'
+  >         # B/A=0
+  > A7  B   # A5/A=3
+  >  : /    # A3/A=2
+  >  A1     # A1/A=1
+  > EOS
+
+Rebase:
+
+  $ hg rebase -r $B -d $A7
+  rebasing 5c2dbc94ad6b "B"
+  merging A
+  warning: 1 conflicts while merging A! (edit, then use 'hg resolve --mark')
+  unresolved conflicts (see hg resolve, then hg rebase --continue)
+  [1]
+
+  $ hg rebase --abort
+  rebase aborted
+
+Rebase with merge.printcandidatecommits:
+
+  $ hg rebase -r $B -d $A7 --config merge.printcandidatecommmits=1
+  rebasing 5c2dbc94ad6b "B"
+  merging A
+  AttributeError: 'gitfilelog' object has no attribute 'linkrev'
+  [255]