1#!/bin/sh
2
3test_description='signed commit tests'
4. ./test-lib.sh
5. "$TEST_DIRECTORY/lib-gpg.sh"
6
7test_expect_success GPG 'create signed commits' '
8 test_when_finished "test_unconfig commit.gpgsign" &&
9
10 echo 1 >file && git add file &&
11 test_tick && git commit -S -m initial &&
12 git tag initial &&
13 git branch side &&
14
15 echo 2 >file && test_tick && git commit -a -S -m second &&
16 git tag second &&
17
18 git checkout side &&
19 echo 3 >elif && git add elif &&
20 test_tick && git commit -m "third on side" &&
21
22 git checkout master &&
23 test_tick && git merge -S side &&
24 git tag merge &&
25
26 echo 4 >file && test_tick && git commit -a -m "fourth unsigned" &&
27 git tag fourth-unsigned &&
28
29 test_tick && git commit --amend -S -m "fourth signed" &&
30 git tag fourth-signed &&
31
32 git config commit.gpgsign true &&
33 echo 5 >file && test_tick && git commit -a -m "fifth signed" &&
34 git tag fifth-signed &&
35
36 git config commit.gpgsign false &&
37 echo 6 >file && test_tick && git commit -a -m "sixth" &&
38 git tag sixth-unsigned &&
39
40 git config commit.gpgsign true &&
41 echo 7 >file && test_tick && git commit -a -m "seventh" --no-gpg-sign &&
42 git tag seventh-unsigned &&
43
44 test_tick && git rebase -f HEAD^^ && git tag sixth-signed HEAD^ &&
45 git tag seventh-signed
46'
47
48test_expect_success GPG 'show signatures' '
49 (
50 for commit in initial second merge fourth-signed fifth-signed sixth-signed master
51 do
52 git show --pretty=short --show-signature $commit >actual &&
53 grep "Good signature from" actual || exit 1
54 ! grep "BAD signature from" actual || exit 1
55 echo $commit OK
56 done
57 ) &&
58 (
59 for commit in merge^2 fourth-unsigned sixth-unsigned seventh-unsigned
60 do
61 git show --pretty=short --show-signature $commit >actual &&
62 grep "Good signature from" actual && exit 1
63 ! grep "BAD signature from" actual || exit 1
64 echo $commit OK
65 done
66 )
67'
68
69test_expect_success GPG 'detect fudged signature' '
70 git cat-file commit master >raw &&
71
72 sed -e "s/seventh/7th forged/" raw >forged1 &&
73 git hash-object -w -t commit forged1 >forged1.commit &&
74 git show --pretty=short --show-signature $(cat forged1.commit) >actual1 &&
75 grep "BAD signature from" actual1 &&
76 ! grep "Good signature from" actual1
77'
78
79test_expect_success GPG 'detect fudged signature with NUL' '
80 git cat-file commit master >raw &&
81 cat raw >forged2 &&
82 echo Qwik | tr "Q" "\000" >>forged2 &&
83 git hash-object -w -t commit forged2 >forged2.commit &&
84 git show --pretty=short --show-signature $(cat forged2.commit) >actual2 &&
85 grep "BAD signature from" actual2 &&
86 ! grep "Good signature from" actual2
87'
88
89test_expect_success GPG 'amending already signed commit' '
90 git checkout fourth-signed^0 &&
91 git commit --amend -S --no-edit &&
92 git show -s --show-signature HEAD >actual &&
93 grep "Good signature from" actual &&
94 ! grep "BAD signature from" actual
95'
96
97test_done