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1 | #!/bin/sh | |
2 | ||
3 | test_description='CRLF merge conflict across text=auto change | |
4 | ||
5 | * [master] remove .gitattributes | |
6 | ! [side] add line from b | |
7 | -- | |
8 | + [side] add line from b | |
9 | * [master] remove .gitattributes | |
10 | * [master^] add line from a | |
11 | * [master~2] normalize file | |
12 | *+ [side^] Initial | |
13 | ' | |
14 | ||
15 | . ./test-lib.sh | |
16 | ||
17 | test_have_prereq SED_STRIPS_CR && SED_OPTIONS=-b | |
18 | ||
19 | compare_files () { | |
20 | tr '\015\000' QN <"$1" >"$1".expect && | |
21 | tr '\015\000' QN <"$2" >"$2".actual && | |
22 | test_cmp "$1".expect "$2".actual && | |
23 | rm "$1".expect "$2".actual | |
24 | } | |
25 | ||
26 | test_expect_success setup ' | |
27 | git config core.autocrlf false && | |
28 | ||
29 | echo first line | append_cr >file && | |
30 | echo first line >control_file && | |
31 | echo only line >inert_file && | |
32 | ||
33 | git add file control_file inert_file && | |
34 | test_tick && | |
35 | git commit -m "Initial" && | |
36 | git tag initial && | |
37 | git branch side && | |
38 | ||
39 | echo "* text=auto" >.gitattributes && | |
40 | echo first line >file && | |
41 | git add .gitattributes file && | |
42 | test_tick && | |
43 | git commit -m "normalize file" && | |
44 | ||
45 | echo same line | append_cr >>file && | |
46 | echo same line >>control_file && | |
47 | git add file control_file && | |
48 | test_tick && | |
49 | git commit -m "add line from a" && | |
50 | git tag a && | |
51 | ||
52 | git rm .gitattributes && | |
53 | rm file && | |
54 | git checkout file && | |
55 | test_tick && | |
56 | git commit -m "remove .gitattributes" && | |
57 | git tag c && | |
58 | ||
59 | git checkout side && | |
60 | echo same line | append_cr >>file && | |
61 | echo same line >>control_file && | |
62 | git add file control_file && | |
63 | test_tick && | |
64 | git commit -m "add line from b" && | |
65 | git tag b && | |
66 | ||
67 | git checkout master | |
68 | ' | |
69 | ||
70 | test_expect_success 'set up fuzz_conflict() helper' ' | |
71 | fuzz_conflict() { | |
72 | sed $SED_OPTIONS -e "s/^\([<>=]......\) .*/\1/" "$@" | |
73 | } | |
74 | ' | |
75 | ||
76 | test_expect_success 'Merge after setting text=auto' ' | |
77 | cat <<-\EOF >expected && | |
78 | first line | |
79 | same line | |
80 | EOF | |
81 | ||
82 | if test_have_prereq NATIVE_CRLF; then | |
83 | append_cr <expected >expected.temp && | |
84 | mv expected.temp expected | |
85 | fi && | |
86 | git config merge.renormalize true && | |
87 | git rm -fr . && | |
88 | rm -f .gitattributes && | |
89 | git reset --hard a && | |
90 | git merge b && | |
91 | compare_files expected file | |
92 | ' | |
93 | ||
94 | test_expect_success 'Merge addition of text=auto eol=LF' ' | |
95 | git config core.eol lf && | |
96 | cat <<-\EOF >expected && | |
97 | first line | |
98 | same line | |
99 | EOF | |
100 | ||
101 | git config merge.renormalize true && | |
102 | git rm -fr . && | |
103 | rm -f .gitattributes && | |
104 | git reset --hard b && | |
105 | git merge a && | |
106 | compare_files expected file | |
107 | ' | |
108 | ||
109 | test_expect_success 'Merge addition of text=auto eol=CRLF' ' | |
110 | git config core.eol crlf && | |
111 | cat <<-\EOF >expected && | |
112 | first line | |
113 | same line | |
114 | EOF | |
115 | ||
116 | append_cr <expected >expected.temp && | |
117 | mv expected.temp expected && | |
118 | git config merge.renormalize true && | |
119 | git rm -fr . && | |
120 | rm -f .gitattributes && | |
121 | git reset --hard b && | |
122 | echo >&2 "After git reset --hard b" && | |
123 | git ls-files -s --eol >&2 && | |
124 | git merge a && | |
125 | compare_files expected file | |
126 | ' | |
127 | ||
128 | test_expect_success 'Detect CRLF/LF conflict after setting text=auto' ' | |
129 | git config core.eol native && | |
130 | echo "<<<<<<<" >expected && | |
131 | echo first line >>expected && | |
132 | echo same line >>expected && | |
133 | echo ======= >>expected && | |
134 | echo first line | append_cr >>expected && | |
135 | echo same line | append_cr >>expected && | |
136 | echo ">>>>>>>" >>expected && | |
137 | git config merge.renormalize false && | |
138 | rm -f .gitattributes && | |
139 | git reset --hard a && | |
140 | test_must_fail git merge b && | |
141 | fuzz_conflict file >file.fuzzy && | |
142 | compare_files expected file.fuzzy | |
143 | ' | |
144 | ||
145 | test_expect_success 'Detect LF/CRLF conflict from addition of text=auto' ' | |
146 | echo "<<<<<<<" >expected && | |
147 | echo first line | append_cr >>expected && | |
148 | echo same line | append_cr >>expected && | |
149 | echo ======= >>expected && | |
150 | echo first line >>expected && | |
151 | echo same line >>expected && | |
152 | echo ">>>>>>>" >>expected && | |
153 | git config merge.renormalize false && | |
154 | rm -f .gitattributes && | |
155 | git reset --hard b && | |
156 | test_must_fail git merge a && | |
157 | fuzz_conflict file >file.fuzzy && | |
158 | compare_files expected file.fuzzy | |
159 | ' | |
160 | ||
161 | test_expect_failure 'checkout -m after setting text=auto' ' | |
162 | cat <<-\EOF >expected && | |
163 | first line | |
164 | same line | |
165 | EOF | |
166 | ||
167 | git config merge.renormalize true && | |
168 | git rm -fr . && | |
169 | rm -f .gitattributes && | |
170 | git reset --hard initial && | |
171 | git checkout a -- . && | |
172 | git checkout -m b && | |
173 | compare_files expected file | |
174 | ' | |
175 | ||
176 | test_expect_failure 'checkout -m addition of text=auto' ' | |
177 | cat <<-\EOF >expected && | |
178 | first line | |
179 | same line | |
180 | EOF | |
181 | ||
182 | git config merge.renormalize true && | |
183 | git rm -fr . && | |
184 | rm -f .gitattributes file && | |
185 | git reset --hard initial && | |
186 | git checkout b -- . && | |
187 | git checkout -m a && | |
188 | compare_files expected file | |
189 | ' | |
190 | ||
191 | test_expect_failure 'cherry-pick patch from after text=auto was added' ' | |
192 | append_cr <<-\EOF >expected && | |
193 | first line | |
194 | same line | |
195 | EOF | |
196 | ||
197 | git config merge.renormalize true && | |
198 | git rm -fr . && | |
199 | git reset --hard b && | |
200 | test_must_fail git cherry-pick a >err 2>&1 && | |
201 | grep "[Nn]othing added" err && | |
202 | compare_files expected file | |
203 | ' | |
204 | ||
205 | test_expect_success 'Test delete/normalize conflict' ' | |
206 | git checkout -f side && | |
207 | git rm -fr . && | |
208 | rm -f .gitattributes && | |
209 | git reset --hard initial && | |
210 | git rm file && | |
211 | git commit -m "remove file" && | |
212 | git checkout master && | |
213 | git reset --hard a^ && | |
214 | git merge side | |
215 | ' | |
216 | ||
217 | test_done |