1#!/bin/sh
2
3test_description='fetch handles conflicting refspecs correctly'
4
5. ./test-lib.sh
6
7D=$(pwd)
8
9setup_repository () {
10 git init "$1" && (
11 cd "$1" &&
12 git config remote.origin.url "$D" &&
13 shift &&
14 for refspec in "$@"
15 do
16 git config --add remote.origin.fetch "$refspec"
17 done
18 )
19}
20
21verify_stderr () {
22 cat >expected &&
23 # We're not interested in the error
24 # "fatal: The remote end hung up unexpectedly":
25 test_i18ngrep -E '^(fatal|warning):' error | grep -v 'hung up' >actual | sort &&
26 test_i18ncmp expected actual
27}
28
29test_expect_success 'setup' '
30 git commit --allow-empty -m "Initial" &&
31 git branch branch1 &&
32 git tag tag1 &&
33 git commit --allow-empty -m "First" &&
34 git branch branch2 &&
35 git tag tag2
36'
37
38test_expect_success 'fetch with no conflict' '
39 setup_repository ok "+refs/heads/*:refs/remotes/origin/*" && (
40 cd ok &&
41 git fetch origin
42 )
43'
44
45test_expect_success 'fetch conflict: config vs. config' '
46 setup_repository ccc \
47 "+refs/heads/branch1:refs/remotes/origin/branch1" \
48 "+refs/heads/branch2:refs/remotes/origin/branch1" && (
49 cd ccc &&
50 test_must_fail git fetch origin 2>error &&
51 verify_stderr <<-\EOF
52 fatal: Cannot fetch both refs/heads/branch1 and refs/heads/branch2 to refs/remotes/origin/branch1
53 EOF
54 )
55'
56
57test_expect_success 'fetch duplicate: config vs. config' '
58 setup_repository dcc \
59 "+refs/heads/*:refs/remotes/origin/*" \
60 "+refs/heads/branch1:refs/remotes/origin/branch1" && (
61 cd dcc &&
62 git fetch origin
63 )
64'
65
66test_expect_success 'fetch conflict: arg overrides config' '
67 setup_repository aoc \
68 "+refs/heads/*:refs/remotes/origin/*" && (
69 cd aoc &&
70 git fetch origin refs/heads/branch2:refs/remotes/origin/branch1
71 )
72'
73
74test_expect_success 'fetch conflict: arg vs. arg' '
75 setup_repository caa && (
76 cd caa &&
77 test_must_fail git fetch origin \
78 refs/heads/*:refs/remotes/origin/* \
79 refs/heads/branch2:refs/remotes/origin/branch1 2>error &&
80 verify_stderr <<-\EOF
81 fatal: Cannot fetch both refs/heads/branch1 and refs/heads/branch2 to refs/remotes/origin/branch1
82 EOF
83 )
84'
85
86test_expect_success 'fetch conflict: criss-cross args' '
87 setup_repository xaa \
88 "+refs/heads/*:refs/remotes/origin/*" && (
89 cd xaa &&
90 git fetch origin \
91 refs/heads/branch1:refs/remotes/origin/branch2 \
92 refs/heads/branch2:refs/remotes/origin/branch1 2>error &&
93 verify_stderr <<-\EOF
94 warning: refs/remotes/origin/branch1 usually tracks refs/heads/branch1, not refs/heads/branch2
95 warning: refs/remotes/origin/branch2 usually tracks refs/heads/branch2, not refs/heads/branch1
96 EOF
97 )
98'
99
100test_done