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diff --git a/t/t8004-blame-with-conflicts.sh b/t/t8004-blame-with-conflicts.sh
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+++ b/t/t8004-blame-with-conflicts.sh
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+#!/bin/sh
+
+# Based on a test case submitted by Björn Steinbrink.
+
+test_description='git blame on conflicted files'
+. ./test-lib.sh
+
+test_expect_success 'setup first case' '
+ # Create the old file
+ echo "Old line" > file1 &&
+ git add file1 &&
+ git commit --author "Old Line <ol@localhost>" -m file1.a &&
+
+ # Branch
+ git checkout -b foo &&
+
+ # Do an ugly move and change
+ git rm file1 &&
+ echo "New line ..." > file2 &&
+ echo "... and more" >> file2 &&
+ git add file2 &&
+ git commit --author "U Gly <ug@localhost>" -m ugly &&
+
+ # Back to master and change something
+ git checkout master &&
+ echo "
+
+bla" >> file1 &&
+ git commit --author "Old Line <ol@localhost>" -a -m file1.b &&
+
+ # Back to foo and merge master
+ git checkout foo &&
+ if git merge master; then
+ echo needed conflict here
+ exit 1
+ else
+ echo merge failed - resolving automatically
+ fi &&
+ echo "New line ...
+... and more
+
+bla
+Even more" > file2 &&
+ git rm file1 &&
+ git commit --author "M Result <mr@localhost>" -a -m merged &&
+
+ # Back to master and change file1 again
+ git checkout master &&
+ sed s/bla/foo/ <file1 >X &&
+ rm file1 &&
+ mv X file1 &&
+ git commit --author "No Bla <nb@localhost>" -a -m replace &&
+
+ # Try to merge into foo again
+ git checkout foo &&
+ if git merge master; then
+ echo needed conflict here
+ exit 1
+ else
+ echo merge failed - test is setup
+ fi
+'
+
+test_expect_success \
+ 'blame runs on unconflicted file while other file has conflicts' '
+ git blame file2
+'
+
+test_expect_success 'blame does not crash with conflicted file in stages 1,3' '
+ git blame file1
+'
+
+test_done