1#!/bin/sh
2
3test_description='test cherry-picking with --ff option'
4
5. ./test-lib.sh
6
7test_expect_success setup '
8 echo first > file1 &&
9 git add file1 &&
10 test_tick &&
11 git commit -m "first" &&
12 git tag first &&
13
14 git checkout -b other &&
15 echo second >> file1 &&
16 git add file1 &&
17 test_tick &&
18 git commit -m "second" &&
19 git tag second
20'
21
22test_expect_success 'cherry-pick using --ff fast forwards' '
23 git checkout master &&
24 git reset --hard first &&
25 test_tick &&
26 git cherry-pick --ff second &&
27 test "$(git rev-parse --verify HEAD)" = "$(git rev-parse --verify second)"
28'
29
30test_expect_success 'cherry-pick not using --ff does not fast forwards' '
31 git checkout master &&
32 git reset --hard first &&
33 test_tick &&
34 git cherry-pick second &&
35 test "$(git rev-parse --verify HEAD)" != "$(git rev-parse --verify second)"
36'
37
38#
39# We setup the following graph:
40#
41# B---C
42# / /
43# first---A
44#
45# (This has been taken from t3502-cherry-pick-merge.sh)
46#
47test_expect_success 'merge setup' '
48 git checkout master &&
49 git reset --hard first &&
50 echo new line >A &&
51 git add A &&
52 test_tick &&
53 git commit -m "add line to A" A &&
54 git tag A &&
55 git checkout -b side first &&
56 echo new line >B &&
57 git add B &&
58 test_tick &&
59 git commit -m "add line to B" B &&
60 git tag B &&
61 git checkout master &&
62 git merge side &&
63 git tag C &&
64 git checkout -b new A
65'
66
67test_expect_success 'cherry-pick a non-merge with --ff and -m should fail' '
68 git reset --hard A -- &&
69 test_must_fail git cherry-pick --ff -m 1 B &&
70 git diff --exit-code A --
71'
72
73test_expect_success 'cherry pick a merge with --ff but without -m should fail' '
74 git reset --hard A -- &&
75 test_must_fail git cherry-pick --ff C &&
76 git diff --exit-code A --
77'
78
79test_expect_success 'cherry pick with --ff a merge (1)' '
80 git reset --hard A -- &&
81 git cherry-pick --ff -m 1 C &&
82 git diff --exit-code C &&
83 test "$(git rev-parse --verify HEAD)" = "$(git rev-parse --verify C)"
84'
85
86test_expect_success 'cherry pick with --ff a merge (2)' '
87 git reset --hard B -- &&
88 git cherry-pick --ff -m 2 C &&
89 git diff --exit-code C &&
90 test "$(git rev-parse --verify HEAD)" = "$(git rev-parse --verify C)"
91'
92
93test_expect_success 'cherry pick a merge relative to nonexistent parent with --ff should fail' '
94 git reset --hard B -- &&
95 test_must_fail git cherry-pick --ff -m 3 C
96'
97
98test_expect_success 'cherry pick a root commit with --ff' '
99 git reset --hard first -- &&
100 git rm file1 &&
101 echo first >file2 &&
102 git add file2 &&
103 git commit --amend -m "file2" &&
104 git cherry-pick --ff first &&
105 test "$(git rev-parse --verify HEAD)" = "1df192cd8bc58a2b275d842cede4d221ad9000d1"
106'
107
108test_expect_success 'cherry-pick --ff on unborn branch' '
109 git checkout --orphan unborn &&
110 git rm --cached -r . &&
111 rm -rf * &&
112 git cherry-pick --ff first &&
113 test_cmp_rev first HEAD
114'
115
116test_done