environment: add global variable to disable replacement
[git/git.git] / t / t6050-replace.sh
1 #!/bin/sh
2 #
3 # Copyright (c) 2008 Christian Couder
4 #
5 test_description='Tests replace refs functionality'
6
7 exec </dev/null
8
9 . ./test-lib.sh
10
11 add_and_commit_file()
12 {
13 _file="$1"
14 _msg="$2"
15
16 git add $_file || return $?
17 test_tick || return $?
18 git commit --quiet -m "$_file: $_msg"
19 }
20
21 HASH1=
22 HASH2=
23 HASH3=
24 HASH4=
25 HASH5=
26 HASH6=
27 HASH7=
28
29 test_expect_success 'set up buggy branch' '
30 echo "line 1" >> hello &&
31 echo "line 2" >> hello &&
32 echo "line 3" >> hello &&
33 echo "line 4" >> hello &&
34 add_and_commit_file hello "4 lines" &&
35 HASH1=$(git rev-parse --verify HEAD) &&
36 echo "line BUG" >> hello &&
37 echo "line 6" >> hello &&
38 echo "line 7" >> hello &&
39 echo "line 8" >> hello &&
40 add_and_commit_file hello "4 more lines with a BUG" &&
41 HASH2=$(git rev-parse --verify HEAD) &&
42 echo "line 9" >> hello &&
43 echo "line 10" >> hello &&
44 add_and_commit_file hello "2 more lines" &&
45 HASH3=$(git rev-parse --verify HEAD) &&
46 echo "line 11" >> hello &&
47 add_and_commit_file hello "1 more line" &&
48 HASH4=$(git rev-parse --verify HEAD) &&
49 sed -e "s/BUG/5/" hello > hello.new &&
50 mv hello.new hello &&
51 add_and_commit_file hello "BUG fixed" &&
52 HASH5=$(git rev-parse --verify HEAD) &&
53 echo "line 12" >> hello &&
54 echo "line 13" >> hello &&
55 add_and_commit_file hello "2 more lines" &&
56 HASH6=$(git rev-parse --verify HEAD)
57 echo "line 14" >> hello &&
58 echo "line 15" >> hello &&
59 echo "line 16" >> hello &&
60 add_and_commit_file hello "again 3 more lines" &&
61 HASH7=$(git rev-parse --verify HEAD)
62 '
63
64 test_expect_success 'replace the author' '
65 git cat-file commit $HASH2 | grep "author A U Thor" &&
66 R=$(git cat-file commit $HASH2 | sed -e "s/A U/O/" | git hash-object -t commit --stdin -w) &&
67 git cat-file commit $R | grep "author O Thor" &&
68 git update-ref refs/replace/$HASH2 $R &&
69 git show HEAD~5 | grep "O Thor" &&
70 git show $HASH2 | grep "O Thor"
71 '
72
73 cat >tag.sig <<EOF
74 object $HASH2
75 type commit
76 tag mytag
77 tagger T A Gger <> 0 +0000
78
79 EOF
80
81 test_expect_success 'tag replaced commit' '
82 git mktag <tag.sig >.git/refs/tags/mytag 2>message
83 '
84
85 test_expect_success '"git fsck" works' '
86 git fsck master > fsck_master.out &&
87 grep "dangling commit $R" fsck_master.out &&
88 grep "dangling tag $(cat .git/refs/tags/mytag)" fsck_master.out &&
89 test -z "$(git fsck)"
90 '
91
92 test_expect_success 'repack, clone and fetch work' '
93 git repack -a -d &&
94 git clone --no-hardlinks . clone_dir &&
95 cd clone_dir &&
96 git show HEAD~5 | grep "A U Thor" &&
97 git show $HASH2 | grep "A U Thor" &&
98 git cat-file commit $R &&
99 git repack -a -d &&
100 test_must_fail git cat-file commit $R &&
101 git fetch ../ "refs/replace/*:refs/replace/*" &&
102 git show HEAD~5 | grep "O Thor" &&
103 git show $HASH2 | grep "O Thor" &&
104 git cat-file commit $R &&
105 cd ..
106 '
107
108 #
109 #
110 test_done