1#!/bin/sh
2
3test_description='git-merge
4
5Testing octopus merge when reducing parents to independent branches.'
6
7. ./test-lib.sh
8
9# 0 - 1
10# \ 2
11# \ 3
12# \ 4 - 5
13#
14# So 1, 2, 3 and 5 should be kept, 4 should be avoided.
15
16test_expect_success 'setup' '
17 echo c0 > c0.c &&
18 git add c0.c &&
19 git commit -m c0 &&
20 git tag c0 &&
21 echo c1 > c1.c &&
22 git add c1.c &&
23 git commit -m c1 &&
24 git tag c1 &&
25 git reset --hard c0 &&
26 echo c2 > c2.c &&
27 git add c2.c &&
28 git commit -m c2 &&
29 git tag c2 &&
30 git reset --hard c0 &&
31 echo c3 > c3.c &&
32 git add c3.c &&
33 git commit -m c3 &&
34 git tag c3 &&
35 git reset --hard c0 &&
36 echo c4 > c4.c &&
37 git add c4.c &&
38 git commit -m c4 &&
39 git tag c4 &&
40 echo c5 > c5.c &&
41 git add c5.c &&
42 git commit -m c5 &&
43 git tag c5
44'
45
46test_expect_success 'merge c1 with c2, c3, c4, c5' '
47 git reset --hard c1 &&
48 git merge c2 c3 c4 c5 &&
49 test "$(git rev-parse c1)" != "$(git rev-parse HEAD)" &&
50 test "$(git rev-parse c1)" = "$(git rev-parse HEAD^1)" &&
51 test "$(git rev-parse c2)" = "$(git rev-parse HEAD^2)" &&
52 test "$(git rev-parse c3)" = "$(git rev-parse HEAD^3)" &&
53 test "$(git rev-parse c5)" = "$(git rev-parse HEAD^4)" &&
54 git diff --exit-code &&
55 test -f c0.c &&
56 test -f c1.c &&
57 test -f c2.c &&
58 test -f c3.c &&
59 test -f c4.c &&
60 test -f c5.c
61'
62
63test_done