1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
|
#!/bin/sh
test_description='Test workflows involving pull request.'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
test_expect_success 'setup' '
git init --bare upstream.git &&
git init --bare downstream.git &&
git clone upstream.git upstream-private &&
git clone downstream.git local &&
trash_url="file://$TRASH_DIRECTORY" &&
downstream_url="$trash_url/downstream.git/" &&
upstream_url="$trash_url/upstream.git/" &&
(
cd upstream-private &&
cat <<-\EOT >mnemonic.txt &&
Thirtey days hath November,
Aprile, June, and September:
EOT
git add mnemonic.txt &&
test_tick &&
git commit -m "\"Thirty days\", a reminder of month lengths" &&
git tag -m "version 1" -a initial &&
git push --tags origin main
) &&
(
cd local &&
git remote add upstream "$trash_url/upstream.git" &&
git fetch upstream &&
git pull upstream main &&
cat <<-\EOT >>mnemonic.txt &&
Of twyecescore-eightt is but eine,
And all the remnante be thrycescore-eine.
O’course Leap yare comes an’pynes,
Ev’rie foure yares, gote it ryghth.
An’twyecescore-eight is but twyecescore-nyne.
EOT
git add mnemonic.txt &&
test_tick &&
git commit -m "More detail" &&
git tag -m "version 2" -a full &&
git checkout -b simplify HEAD^ &&
mv mnemonic.txt mnemonic.standard &&
cat <<-\EOT >mnemonic.clarified &&
Thirty days has September,
All the rest I can’t remember.
EOT
git add -N mnemonic.standard mnemonic.clarified &&
git commit -a -m "Adapt to use modern, simpler English
But keep the old version, too, in case some people prefer it." &&
git checkout main
)
'
test_expect_success 'setup: two scripts for reading pull requests' '
downstream_url_for_sed=$(
printf "%s\n" "$downstream_url" |
sed -e '\''s/\\/\\\\/g'\'' -e '\''s/[[/.*^$]/\\&/g'\''
) &&
cat <<-\EOT >read-request.sed &&
#!/bin/sed -nf
# Note that a request could ask for "tag $tagname"
/ in the Git repository at:$/!d
n
/^$/ n
s/ tag \([^ ]*\)$/ tag--\1/
s/^[ ]*\(.*\) \([^ ]*\)/please pull\
\1\
\2/p
q
EOT
cat <<-EOT >fuzz.sed
#!/bin/sed -nf
s/$downstream_url_for_sed/URL/g
s/$OID_REGEX/OBJECT_NAME/g
s/A U Thor/AUTHOR/g
s/[-0-9]\{10\} [:0-9]\{8\} [-+][0-9]\{4\}/DATE/g
s/ [^ ].*/ SUBJECT/g
s/ [^ ].* (DATE)/ SUBJECT (DATE)/g
s|tags/full|BRANCH|g
s/mnemonic.txt/FILENAME/g
s/^version [0-9]/VERSION/
/^ FILENAME | *[0-9]* [-+]*\$/ b diffstat
/^AUTHOR ([0-9]*):\$/ b shortlog
p
b
: diffstat
n
/ [0-9]* files* changed/ {
a\\
DIFFSTAT
b
}
b diffstat
: shortlog
/^ [a-zA-Z]/ n
/^[a-zA-Z]* ([0-9]*):\$/ n
/^\$/ N
/^\n[a-zA-Z]* ([0-9]*):\$/!{
a\\
SHORTLOG
D
}
n
b shortlog
EOT
'
test_expect_success 'pull request when forgot to push' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
test_must_fail git request-pull initial "$downstream_url" \
2>../err
) &&
grep "No match for commit .*" err &&
grep "Are you sure you pushed" err
'
test_expect_success 'pull request after push' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin main:for-upstream &&
git request-pull initial origin main:for-upstream >../request
) &&
sed -nf read-request.sed <request >digest &&
{
read task &&
read repository &&
read branch
} <digest &&
(
cd upstream-private &&
git checkout initial &&
git pull --ff-only "$repository" "$branch"
) &&
test "$branch" = for-upstream &&
test_cmp local/mnemonic.txt upstream-private/mnemonic.txt
'
test_expect_success 'request asks HEAD to be pulled' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push --tags origin main simplify &&
git push origin main:for-upstream &&
git request-pull initial "$downstream_url" >../request
) &&
sed -nf read-request.sed <request >digest &&
{
read task &&
read repository &&
read branch
} <digest &&
test -z "$branch"
'
test_expect_success 'pull request format' '
rm -fr downstream.git &&
git init --bare downstream.git &&
cat <<-\EOT >expect &&
The following changes since commit OBJECT_NAME:
SUBJECT (DATE)
are available in the Git repository at:
URL BRANCH
for you to fetch changes up to OBJECT_NAME:
SUBJECT (DATE)
----------------------------------------------------------------
VERSION
----------------------------------------------------------------
SHORTLOG
DIFFSTAT
EOT
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin tags/full &&
git request-pull initial "$downstream_url" tags/full >../request
) &&
<request sed -nf fuzz.sed >request.fuzzy &&
test_cmp expect request.fuzzy &&
(
cd local &&
git request-pull initial "$downstream_url" tags/full:refs/tags/full
) >request &&
sed -nf fuzz.sed <request >request.fuzzy &&
test_cmp expect request.fuzzy &&
(
cd local &&
git request-pull initial "$downstream_url" full
) >request &&
grep " tags/full\$" request
'
test_expect_success 'request-pull ignores OPTIONS_KEEPDASHDASH poison' '
(
cd local &&
OPTIONS_KEEPDASHDASH=Yes &&
export OPTIONS_KEEPDASHDASH &&
git checkout initial &&
git merge --ff-only main &&
git push origin main:for-upstream &&
git request-pull -- initial "$downstream_url" main:for-upstream >../request
)
'
test_expect_success 'request-pull quotes regex metacharacters properly' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git tag -mrelease v2.0 &&
git push origin refs/tags/v2.0:refs/tags/v2-0 &&
test_must_fail git request-pull initial "$downstream_url" tags/v2.0 \
2>../err
) &&
grep "No match for commit .*" err &&
grep "Are you sure you pushed" err
'
test_expect_success 'pull request with mismatched object' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin HEAD:refs/tags/full &&
test_must_fail git request-pull initial "$downstream_url" tags/full \
2>../err
) &&
grep "points to a different object" err &&
grep "Are you sure you pushed" err
'
test_expect_success 'pull request with stale object' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin refs/tags/full &&
git tag -f -m"Thirty-one days" full &&
test_must_fail git request-pull initial "$downstream_url" tags/full \
2>../err
) &&
grep "points to a different object" err &&
grep "Are you sure you pushed" err
'
test_done
|
