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[thirdparty/git.git] / t / t3419-rebase-patch-id.sh
1 #!/bin/sh
2
3 test_description='git rebase - test patch id computation'
4
5 . ./test-lib.sh
6
7 count () {
8 i=0
9 while test $i -lt $1
10 do
11 echo "$i"
12 i=$(($i+1))
13 done
14 }
15
16 scramble () {
17 i=0
18 while read x
19 do
20 if test $i -ne 0
21 then
22 echo "$x"
23 fi
24 i=$((($i+1) % 10))
25 done <"$1" >"$1.new"
26 mv -f "$1.new" "$1"
27 }
28
29 run () {
30 echo \$ "$@"
31 /usr/bin/time "$@" >/dev/null
32 }
33
34 test_expect_success 'setup' '
35 git commit --allow-empty -m initial &&
36 git tag root
37 '
38
39 do_tests () {
40 nlines=$1 pr=${2-}
41
42 test_expect_success $pr "setup: $nlines lines" "
43 rm -f .gitattributes &&
44 git checkout -q -f master &&
45 git reset --hard root &&
46 count $nlines >file &&
47 git add file &&
48 git commit -q -m initial &&
49 git branch -f other &&
50
51 scramble file &&
52 git add file &&
53 git commit -q -m 'change big file' &&
54
55 git checkout -q other &&
56 : >newfile &&
57 git add newfile &&
58 git commit -q -m 'add small file' &&
59
60 git cherry-pick master >/dev/null 2>&1
61 "
62
63 test_debug "
64 run git diff master^\!
65 "
66
67 test_expect_success $pr 'setup attributes' "
68 echo 'file binary' >.gitattributes
69 "
70
71 test_debug "
72 run git format-patch --stdout master &&
73 run git format-patch --stdout --ignore-if-in-upstream master
74 "
75
76 test_expect_success $pr 'detect upstream patch' '
77 git checkout -q master &&
78 scramble file &&
79 git add file &&
80 git commit -q -m "change big file again" &&
81 git checkout -q other^{} &&
82 git rebase master &&
83 test_must_fail test -n "$(git rev-list master...HEAD~)"
84 '
85
86 test_expect_success $pr 'do not drop patch' '
87 git branch -f squashed master &&
88 git checkout -q -f squashed &&
89 git reset -q --soft HEAD~2 &&
90 git commit -q -m squashed &&
91 git checkout -q other^{} &&
92 test_must_fail git rebase squashed &&
93 rm -rf .git/rebase-apply
94 '
95 }
96
97 do_tests 500
98 do_tests 50000 EXPENSIVE
99
100 test_done