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107642fe LS |
1 | #!/bin/sh |
2 | ||
3 | test_description='working-tree-encoding conversion via gitattributes' | |
4 | ||
5 | . ./test-lib.sh | |
6 | ||
541d059c LS |
7 | GIT_TRACE_WORKING_TREE_ENCODING=1 && export GIT_TRACE_WORKING_TREE_ENCODING |
8 | ||
107642fe LS |
9 | test_expect_success 'setup test files' ' |
10 | git config core.eol lf && | |
11 | ||
12 | text="hallo there!\ncan you read me?" && | |
13 | echo "*.utf16 text working-tree-encoding=utf-16" >.gitattributes && | |
14 | printf "$text" >test.utf8.raw && | |
15 | printf "$text" | iconv -f UTF-8 -t UTF-16 >test.utf16.raw && | |
16 | printf "$text" | iconv -f UTF-8 -t UTF-32 >test.utf32.raw && | |
17 | ||
18 | # Line ending tests | |
19 | printf "one\ntwo\nthree\n" >lf.utf8.raw && | |
20 | printf "one\r\ntwo\r\nthree\r\n" >crlf.utf8.raw && | |
21 | ||
22 | # BOM tests | |
23 | printf "\0a\0b\0c" >nobom.utf16be.raw && | |
24 | printf "a\0b\0c\0" >nobom.utf16le.raw && | |
25 | printf "\376\777\0a\0b\0c" >bebom.utf16be.raw && | |
26 | printf "\777\376a\0b\0c\0" >lebom.utf16le.raw && | |
27 | printf "\0\0\0a\0\0\0b\0\0\0c" >nobom.utf32be.raw && | |
28 | printf "a\0\0\0b\0\0\0c\0\0\0" >nobom.utf32le.raw && | |
29 | printf "\0\0\376\777\0\0\0a\0\0\0b\0\0\0c" >bebom.utf32be.raw && | |
30 | printf "\777\376\0\0a\0\0\0b\0\0\0c\0\0\0" >lebom.utf32le.raw && | |
31 | ||
32 | # Add only UTF-16 file, we will add the UTF-32 file later | |
33 | cp test.utf16.raw test.utf16 && | |
34 | cp test.utf32.raw test.utf32 && | |
35 | git add .gitattributes test.utf16 && | |
36 | git commit -m initial | |
37 | ' | |
38 | ||
39 | test_expect_success 'ensure UTF-8 is stored in Git' ' | |
40 | test_when_finished "rm -f test.utf16.git" && | |
41 | ||
42 | git cat-file -p :test.utf16 >test.utf16.git && | |
43 | test_cmp_bin test.utf8.raw test.utf16.git | |
44 | ' | |
45 | ||
46 | test_expect_success 're-encode to UTF-16 on checkout' ' | |
47 | test_when_finished "rm -f test.utf16.raw" && | |
48 | ||
49 | rm test.utf16 && | |
50 | git checkout test.utf16 && | |
51 | test_cmp_bin test.utf16.raw test.utf16 | |
52 | ' | |
53 | ||
54 | test_expect_success 'check $GIT_DIR/info/attributes support' ' | |
55 | test_when_finished "rm -f test.utf32.git" && | |
56 | test_when_finished "git reset --hard HEAD" && | |
57 | ||
58 | echo "*.utf32 text working-tree-encoding=utf-32" >.git/info/attributes && | |
59 | git add test.utf32 && | |
60 | ||
61 | git cat-file -p :test.utf32 >test.utf32.git && | |
62 | test_cmp_bin test.utf8.raw test.utf32.git | |
63 | ' | |
64 | ||
65 | for i in 16 32 | |
66 | do | |
7a17918c LS |
67 | test_expect_success "check prohibited UTF-${i} BOM" ' |
68 | test_when_finished "git reset --hard HEAD" && | |
69 | ||
70 | echo "*.utf${i}be text working-tree-encoding=utf-${i}be" >>.gitattributes && | |
71 | echo "*.utf${i}le text working-tree-encoding=utf-${i}LE" >>.gitattributes && | |
72 | ||
73 | # Here we add a UTF-16 (resp. UTF-32) files with BOM (big/little-endian) | |
74 | # but we tell Git to treat it as UTF-16BE/UTF-16LE (resp. UTF-32). | |
75 | # In these cases the BOM is prohibited. | |
76 | cp bebom.utf${i}be.raw bebom.utf${i}be && | |
77 | test_must_fail git add bebom.utf${i}be 2>err.out && | |
78 | test_i18ngrep "fatal: BOM is prohibited .* utf-${i}be" err.out && | |
79 | test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out && | |
80 | ||
81 | cp lebom.utf${i}le.raw lebom.utf${i}be && | |
82 | test_must_fail git add lebom.utf${i}be 2>err.out && | |
83 | test_i18ngrep "fatal: BOM is prohibited .* utf-${i}be" err.out && | |
84 | test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out && | |
85 | ||
86 | cp bebom.utf${i}be.raw bebom.utf${i}le && | |
87 | test_must_fail git add bebom.utf${i}le 2>err.out && | |
88 | test_i18ngrep "fatal: BOM is prohibited .* utf-${i}LE" err.out && | |
89 | test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out && | |
90 | ||
91 | cp lebom.utf${i}le.raw lebom.utf${i}le && | |
92 | test_must_fail git add lebom.utf${i}le 2>err.out && | |
93 | test_i18ngrep "fatal: BOM is prohibited .* utf-${i}LE" err.out && | |
94 | test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out | |
95 | ' | |
96 | ||
97 | test_expect_success "check required UTF-${i} BOM" ' | |
98 | test_when_finished "git reset --hard HEAD" && | |
99 | ||
100 | echo "*.utf${i} text working-tree-encoding=utf-${i}" >>.gitattributes && | |
101 | ||
102 | cp nobom.utf${i}be.raw nobom.utf${i} && | |
103 | test_must_fail git add nobom.utf${i} 2>err.out && | |
104 | test_i18ngrep "fatal: BOM is required .* utf-${i}" err.out && | |
105 | test_i18ngrep "use UTF-${i}BE or UTF-${i}LE" err.out && | |
106 | ||
107 | cp nobom.utf${i}le.raw nobom.utf${i} && | |
108 | test_must_fail git add nobom.utf${i} 2>err.out && | |
109 | test_i18ngrep "fatal: BOM is required .* utf-${i}" err.out && | |
110 | test_i18ngrep "use UTF-${i}BE or UTF-${i}LE" err.out | |
111 | ' | |
112 | ||
107642fe LS |
113 | test_expect_success "eol conversion for UTF-${i} encoded files on checkout" ' |
114 | test_when_finished "rm -f crlf.utf${i}.raw lf.utf${i}.raw" && | |
115 | test_when_finished "git reset --hard HEAD^" && | |
116 | ||
117 | cat lf.utf8.raw | iconv -f UTF-8 -t UTF-${i} >lf.utf${i}.raw && | |
118 | cat crlf.utf8.raw | iconv -f UTF-8 -t UTF-${i} >crlf.utf${i}.raw && | |
119 | cp crlf.utf${i}.raw eol.utf${i} && | |
120 | ||
121 | cat >expectIndexLF <<-EOF && | |
122 | i/lf w/-text attr/text eol.utf${i} | |
123 | EOF | |
124 | ||
125 | git add eol.utf${i} && | |
126 | git commit -m eol && | |
127 | ||
128 | # UTF-${i} with CRLF (Windows line endings) | |
129 | rm eol.utf${i} && | |
130 | git -c core.eol=crlf checkout eol.utf${i} && | |
131 | test_cmp_bin crlf.utf${i}.raw eol.utf${i} && | |
132 | ||
133 | # Although the file has CRLF in the working tree, | |
134 | # ensure LF in the index | |
135 | git ls-files --eol eol.utf${i} >actual && | |
136 | test_cmp expectIndexLF actual && | |
137 | ||
138 | # UTF-${i} with LF (Unix line endings) | |
139 | rm eol.utf${i} && | |
140 | git -c core.eol=lf checkout eol.utf${i} && | |
141 | test_cmp_bin lf.utf${i}.raw eol.utf${i} && | |
142 | ||
143 | # The file LF in the working tree, ensure LF in the index | |
144 | git ls-files --eol eol.utf${i} >actual && | |
145 | test_cmp expectIndexLF actual | |
146 | ' | |
147 | done | |
148 | ||
149 | test_expect_success 'check unsupported encodings' ' | |
150 | test_when_finished "git reset --hard HEAD" && | |
151 | ||
152 | echo "*.set text working-tree-encoding" >.gitattributes && | |
153 | printf "set" >t.set && | |
154 | test_must_fail git add t.set 2>err.out && | |
155 | test_i18ngrep "true/false are no valid working-tree-encodings" err.out && | |
156 | ||
157 | echo "*.unset text -working-tree-encoding" >.gitattributes && | |
158 | printf "unset" >t.unset && | |
159 | git add t.unset && | |
160 | ||
161 | echo "*.empty text working-tree-encoding=" >.gitattributes && | |
162 | printf "empty" >t.empty && | |
163 | git add t.empty && | |
164 | ||
165 | echo "*.garbage text working-tree-encoding=garbage" >.gitattributes && | |
166 | printf "garbage" >t.garbage && | |
167 | test_must_fail git add t.garbage 2>err.out && | |
168 | test_i18ngrep "failed to encode" err.out | |
169 | ' | |
170 | ||
171 | test_expect_success 'error if encoding round trip is not the same during refresh' ' | |
172 | BEFORE_STATE=$(git rev-parse HEAD) && | |
173 | test_when_finished "git reset --hard $BEFORE_STATE" && | |
174 | ||
175 | # Add and commit a UTF-16 file but skip the "working-tree-encoding" | |
176 | # filter. Consequently, the in-repo representation is UTF-16 and not | |
177 | # UTF-8. This simulates a Git version that has no working tree encoding | |
178 | # support. | |
179 | echo "*.utf16le text working-tree-encoding=utf-16le" >.gitattributes && | |
180 | echo "hallo" >nonsense.utf16le && | |
181 | TEST_HASH=$(git hash-object --no-filters -w nonsense.utf16le) && | |
182 | git update-index --add --cacheinfo 100644 $TEST_HASH nonsense.utf16le && | |
183 | COMMIT=$(git commit-tree -p $(git rev-parse HEAD) -m "plain commit" $(git write-tree)) && | |
184 | git update-ref refs/heads/master $COMMIT && | |
185 | ||
186 | test_must_fail git checkout HEAD^ 2>err.out && | |
187 | test_i18ngrep "error: .* overwritten by checkout:" err.out | |
188 | ' | |
189 | ||
7a17918c LS |
190 | test_expect_success 'error if encoding garbage is already in Git' ' |
191 | BEFORE_STATE=$(git rev-parse HEAD) && | |
192 | test_when_finished "git reset --hard $BEFORE_STATE" && | |
193 | ||
194 | # Skip the UTF-16 filter for the added file | |
195 | # This simulates a Git version that has no checkoutEncoding support | |
196 | cp nobom.utf16be.raw nonsense.utf16 && | |
197 | TEST_HASH=$(git hash-object --no-filters -w nonsense.utf16) && | |
198 | git update-index --add --cacheinfo 100644 $TEST_HASH nonsense.utf16 && | |
199 | COMMIT=$(git commit-tree -p $(git rev-parse HEAD) -m "plain commit" $(git write-tree)) && | |
200 | git update-ref refs/heads/master $COMMIT && | |
201 | ||
202 | git diff 2>err.out && | |
203 | test_i18ngrep "error: BOM is required" err.out | |
204 | ' | |
205 | ||
f6af6f99 ÆAB |
206 | test_lazy_prereq ICONV_SHIFT_JIS ' |
207 | iconv -f UTF-8 -t SHIFT-JIS </dev/null | |
208 | ' | |
209 | ||
210 | test_expect_success ICONV_SHIFT_JIS 'check roundtrip encoding' ' | |
e92d6225 LS |
211 | test_when_finished "rm -f roundtrip.shift roundtrip.utf16" && |
212 | test_when_finished "git reset --hard HEAD" && | |
213 | ||
214 | text="hallo there!\nroundtrip test here!" && | |
215 | printf "$text" | iconv -f UTF-8 -t SHIFT-JIS >roundtrip.shift && | |
216 | printf "$text" | iconv -f UTF-8 -t UTF-16 >roundtrip.utf16 && | |
217 | echo "*.shift text working-tree-encoding=SHIFT-JIS" >>.gitattributes && | |
218 | ||
219 | # SHIFT-JIS encoded files are round-trip checked by default... | |
220 | GIT_TRACE=1 git add .gitattributes roundtrip.shift 2>&1 | | |
221 | grep "Checking roundtrip encoding for SHIFT-JIS" && | |
222 | git reset && | |
223 | ||
224 | # ... unless we overwrite the Git config! | |
225 | ! GIT_TRACE=1 git -c core.checkRoundtripEncoding=garbage \ | |
226 | add .gitattributes roundtrip.shift 2>&1 | | |
227 | grep "Checking roundtrip encoding for SHIFT-JIS" && | |
228 | git reset && | |
229 | ||
230 | # UTF-16 encoded files should not be round-trip checked by default... | |
231 | ! GIT_TRACE=1 git add roundtrip.utf16 2>&1 | | |
232 | grep "Checking roundtrip encoding for UTF-16" && | |
233 | git reset && | |
234 | ||
235 | # ... unless we tell Git to check it! | |
236 | GIT_TRACE=1 git -c core.checkRoundtripEncoding="UTF-16, UTF-32" \ | |
237 | add roundtrip.utf16 2>&1 | | |
238 | grep "Checking roundtrip encoding for utf-16" && | |
239 | git reset && | |
240 | ||
241 | # ... unless we tell Git to check it! | |
242 | # (here we also check that the casing of the encoding is irrelevant) | |
243 | GIT_TRACE=1 git -c core.checkRoundtripEncoding="UTF-32, utf-16" \ | |
244 | add roundtrip.utf16 2>&1 | | |
245 | grep "Checking roundtrip encoding for utf-16" && | |
246 | git reset | |
247 | ' | |
248 | ||
107642fe | 249 | test_done |