diffcore-break: don't divide by zero
[git/jnareb-git.git] / t / t1505-rev-parse-last.sh
blobd709ecf8df136539a746ef1873821baee6fab428
1 #!/bin/sh
3 test_description='test @{-N} syntax'
5 . ./test-lib.sh
8 make_commit () {
9 echo "$1" > "$1" &&
10 git add "$1" &&
11 git commit -m "$1"
15 test_expect_success 'setup' '
17 make_commit 1 &&
18 git branch side &&
19 make_commit 2 &&
20 make_commit 3 &&
21 git checkout side &&
22 make_commit 4 &&
23 git merge master &&
24 git checkout master
28 # 1 -- 2 -- 3 master
29 # \ \
30 # \ \
31 # --- 4 --- 5 side
33 # and 'side' should be the last branch
35 test_rev_equivalent () {
37 git rev-parse "$1" > expect &&
38 git rev-parse "$2" > output &&
39 test_cmp expect output
43 test_expect_success '@{-1} works' '
44 test_rev_equivalent side @{-1}
47 test_expect_success '@{-1}~2 works' '
48 test_rev_equivalent side~2 @{-1}~2
51 test_expect_success '@{-1}^2 works' '
52 test_rev_equivalent side^2 @{-1}^2
55 test_expect_success '@{-1}@{1} works' '
56 test_rev_equivalent side@{1} @{-1}@{1}
59 test_expect_success '@{-2} works' '
60 test_rev_equivalent master @{-2}
63 test_expect_success '@{-3} fails' '
64 test_must_fail git rev-parse @{-3}
67 test_done