# X \
# 2 - C - E - G
-export GIT_COMMITTER_DATE="2006-12-12 23:28:00 +0100"
-echo 1 > a1
-git add a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:00" git commit -m 1 a1
-
-git checkout -b A master
-echo A > a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:01" git commit -m A a1
-
-git checkout -b B master
-echo B > a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:02" git commit -m B a1
-
-git checkout -b D A
-git-rev-parse B > .git/MERGE_HEAD
-echo D > a1
-git update-index a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:03" git commit -m D
-
-git symbolic-ref HEAD refs/heads/other
-echo 2 > a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:04" git commit -m 2 a1
-
-git checkout -b C
-echo C > a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:05" git commit -m C a1
-
-git checkout -b E C
-git-rev-parse B > .git/MERGE_HEAD
-echo E > a1
-git update-index a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:06" git commit -m E
-
-git checkout -b G E
-git-rev-parse A > .git/MERGE_HEAD
-echo G > a1
-git update-index a1
-GIT_AUTHOR_DATE="2006-12-12 23:00:07" git commit -m G
-
-git checkout -b F D
-git-rev-parse C > .git/MERGE_HEAD
-echo F > a1
-git update-index a1
+GIT_COMMITTER_DATE="2006-12-12 23:28:00 +0100"
+export GIT_COMMITTER_DATE
+
+test_expect_success "setup tests" '
+echo 1 > a1 &&
+git add a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:00" git commit -m 1 a1 &&
+
+git checkout -b A master &&
+echo A > a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:01" git commit -m A a1 &&
+
+git checkout -b B master &&
+echo B > a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:02" git commit -m B a1 &&
+
+git checkout -b D A &&
+git rev-parse B > .git/MERGE_HEAD &&
+echo D > a1 &&
+git update-index a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:03" git commit -m D &&
+
+git symbolic-ref HEAD refs/heads/other &&
+echo 2 > a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:04" git commit -m 2 a1 &&
+
+git checkout -b C &&
+echo C > a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:05" git commit -m C a1 &&
+
+git checkout -b E C &&
+git rev-parse B > .git/MERGE_HEAD &&
+echo E > a1 &&
+git update-index a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:06" git commit -m E &&
+
+git checkout -b G E &&
+git rev-parse A > .git/MERGE_HEAD &&
+echo G > a1 &&
+git update-index a1 &&
+GIT_AUTHOR_DATE="2006-12-12 23:00:07" git commit -m G &&
+
+git checkout -b F D &&
+git rev-parse C > .git/MERGE_HEAD &&
+echo F > a1 &&
+git update-index a1 &&
GIT_AUTHOR_DATE="2006-12-12 23:00:08" git commit -m F
+'
test_expect_failure "combined merge conflicts" "git merge -m final G"
+cat > expect << EOF
+<<<<<<< HEAD:a1
+F
+=======
+G
+>>>>>>> G:a1
+EOF
+
+test_expect_success "result contains a conflict" "git diff expect a1"
+
git ls-files --stage > out
cat > expect << EOF
-100644 f70f10e4db19068f79bc43844b49f3eece45c4e8 1 a1
+100644 da056ce14a2241509897fa68bb2b3b6e6194ef9e 1 a1
100644 cf84443e49e1b366fac938711ddf4be2d4d1d9e9 2 a1
100644 fd7923529855d0b274795ae3349c5e0438333979 3 a1
EOF
-test_expect_success "virtual trees were processed" "diff -u expect out"
+test_expect_success "virtual trees were processed" "git diff expect out"
+
+git reset --hard
+test_expect_success 'refuse to merge binary files' '
+ printf "\0" > binary-file &&
+ git add binary-file &&
+ git commit -m binary &&
+ git checkout G &&
+ printf "\0\0" > binary-file &&
+ git add binary-file &&
+ git commit -m binary2 &&
+ ! git merge F > merge.out 2> merge.err &&
+ grep "Cannot merge binary files: HEAD:binary-file vs. F:binary-file" \
+ merge.err
+'
test_done