archive: handle commits with an empty tree
[git/jnareb-git.git] / t / t4108-apply-threeway.sh
blobfa5d4efb89dc4ec83e3cd84fcb147958f361ab59
1 #!/bin/sh
3 test_description='git apply --3way'
5 . ./test-lib.sh
7 create_file () {
8 for i
9 do
10 echo "$i"
11 done
14 sanitize_conflicted_diff () {
15 sed -e '
16 /^index /d
17 s/^\(+[<>][<>][<>][<>]*\) .*/\1/
21 test_expect_success setup '
22 test_tick &&
23 create_file >one 1 2 3 4 5 6 7 &&
24 cat one >two &&
25 git add one two &&
26 git commit -m initial &&
28 git branch side &&
30 test_tick &&
31 create_file >one 1 two 3 4 5 six 7 &&
32 create_file >two 1 two 3 4 5 6 7 &&
33 git commit -a -m master &&
35 git checkout side &&
36 create_file >one 1 2 3 4 five 6 7 &&
37 create_file >two 1 2 3 4 five 6 7 &&
38 git commit -a -m side &&
40 git checkout master
43 test_expect_success 'apply without --3way' '
44 git diff side^ side >P.diff &&
46 # should fail to apply
47 git reset --hard &&
48 git checkout master^0 &&
49 test_must_fail git apply --index P.diff &&
50 # should leave things intact
51 git diff-files --exit-code &&
52 git diff-index --exit-code --cached HEAD
55 test_expect_success 'apply with --3way' '
56 # Merging side should be similar to applying this patch
57 git diff ...side >P.diff &&
59 # The corresponding conflicted merge
60 git reset --hard &&
61 git checkout master^0 &&
62 test_must_fail git merge --no-commit side &&
63 git ls-files -s >expect.ls &&
64 git diff HEAD | sanitize_conflicted_diff >expect.diff &&
66 # should fail to apply
67 git reset --hard &&
68 git checkout master^0 &&
69 test_must_fail git apply --index --3way P.diff &&
70 git ls-files -s >actual.ls &&
71 git diff HEAD | sanitize_conflicted_diff >actual.diff &&
73 # The result should resemble the corresponding merge
74 test_cmp expect.ls actual.ls &&
75 test_cmp expect.diff actual.diff
78 test_expect_success 'apply with --3way with rerere enabled' '
79 git config rerere.enabled true &&
81 # Merging side should be similar to applying this patch
82 git diff ...side >P.diff &&
84 # The corresponding conflicted merge
85 git reset --hard &&
86 git checkout master^0 &&
87 test_must_fail git merge --no-commit side &&
89 # Manually resolve and record the resolution
90 create_file 1 two 3 4 five six 7 >one &&
91 git rerere &&
92 cat one >expect &&
94 # should fail to apply
95 git reset --hard &&
96 git checkout master^0 &&
97 test_must_fail git apply --index --3way P.diff &&
99 # but rerere should have replayed the recorded resolution
100 test_cmp expect one
103 test_expect_success 'apply -3 with add/add conflict setup' '
104 git reset --hard &&
106 git checkout -b adder &&
107 create_file 1 2 3 4 5 6 7 >three &&
108 create_file 1 2 3 4 5 6 7 >four &&
109 git add three four &&
110 git commit -m "add three and four" &&
112 git checkout -b another adder^ &&
113 create_file 1 2 3 4 5 6 7 >three &&
114 create_file 1 2 3 four 5 6 7 >four &&
115 git add three four &&
116 git commit -m "add three and four" &&
118 # Merging another should be similar to applying this patch
119 git diff adder...another >P.diff &&
121 git checkout adder^0 &&
122 test_must_fail git merge --no-commit another &&
123 git ls-files -s >expect.ls &&
124 git diff HEAD | sanitize_conflicted_diff >expect.diff
127 test_expect_success 'apply -3 with add/add conflict' '
128 # should fail to apply ...
129 git reset --hard &&
130 git checkout adder^0 &&
131 test_must_fail git apply --index --3way P.diff &&
132 # ... and leave conflicts in the index and in the working tree
133 git ls-files -s >actual.ls &&
134 git diff HEAD | sanitize_conflicted_diff >actual.diff &&
136 # The result should resemble the corresponding merge
137 test_cmp expect.ls actual.ls &&
138 test_cmp expect.diff actual.diff
141 test_expect_success 'apply -3 with add/add conflict (dirty working tree)' '
142 # should fail to apply ...
143 git reset --hard &&
144 git checkout adder^0 &&
145 echo >>four &&
146 cat four >four.save &&
147 cat three >three.save &&
148 git ls-files -s >expect.ls &&
149 test_must_fail git apply --index --3way P.diff &&
150 # ... and should not touch anything
151 git ls-files -s >actual.ls &&
152 test_cmp expect.ls actual.ls &&
153 test_cmp four.save four &&
154 test_cmp three.save three
157 test_done