t/t0027-auto-crlf.sh

   1 #!/bin/sh
   2
   3 test_description='CRLF conversion all combinations'
   4
   5 . ./test-lib.sh
   6
   7 if ! test_have_prereq EXPENSIVE
   8 then
   9         skip_all="EXPENSIVE not set"
  10         test_done
  11 fi
  12
  13 compare_files () {
  14         tr '\015\000' QN <"$1" >"$1".expect &&
  15         tr '\015\000' QN <"$2" >"$2".actual &&
  16         test_cmp "$1".expect "$2".actual &&
  17         rm "$1".expect "$2".actual
  18 }
  19
  20 compare_ws_file () {
  21         pfx=$1
  22         exp=$2.expect
  23         act=$pfx.actual.$3
  24         tr '\015\000' QN <"$2" >"$exp" &&
  25         tr '\015\000' QN <"$3" >"$act" &&
  26         test_cmp $exp $act &&
  27         rm $exp $act
  28 }
  29
  30 create_gitattributes () {
  31         attr=$1
  32         case "$attr" in
  33                 auto)
  34                 echo "*.txt text=auto" >.gitattributes
  35                 ;;
  36                 text)
  37                 echo "*.txt text" >.gitattributes
  38                 ;;
  39                 -text)
  40                 echo "*.txt -text" >.gitattributes
  41                 ;;
  42                 crlf)
  43                 echo "*.txt eol=crlf" >.gitattributes
  44                 ;;
  45                 lf)
  46                 echo "*.txt eol=lf" >.gitattributes
  47                 ;;
  48                 "")
  49                 echo >.gitattributes
  50                 ;;
  51                 *)
  52                 echo >&2 invalid attribute: $attr
  53                 exit 1
  54                 ;;
  55         esac
  56 }
  57
  58 check_warning () {
  59         case "$1" in
  60         LF_CRLF) grep "LF will be replaced by CRLF" $2;;
  61         CRLF_LF) grep "CRLF will be replaced by LF" $2;;
  62         '')
  63                 >expect
  64                 grep "will be replaced by" $2 >actual
  65                 test_cmp expect actual
  66                 ;;
  67         *) false ;;
  68         esac
  69 }
  70
  71 create_file_in_repo () {
  72         crlf=$1
  73         attr=$2
  74         lfname=$3
  75         crlfname=$4
  76         lfmixcrlf=$5
  77         lfmixcr=$6
  78         crlfnul=$7
  79         create_gitattributes "$attr" &&
  80         pfx=crlf_${crlf}_attr_${attr}
  81         for f in LF CRLF LF_mix_CR CRLF_mix_LF CRLF_nul
  82         do
  83                 fname=${pfx}_$f.txt &&
  84                 cp $f $fname &&
  85                 git -c core.autocrlf=$crlf add $fname 2>"${pfx}_$f.err"
  86         done &&
  87         git commit -m "core.autocrlf $crlf" &&
  88         check_warning "$lfname" ${pfx}_LF.err &&
  89         check_warning "$crlfname" ${pfx}_CRLF.err &&
  90         check_warning "$lfmixcrlf" ${pfx}_CRLF_mix_LF.err &&
  91         check_warning "$lfmixcr" ${pfx}_LF_mix_CR.err &&
  92         check_warning "$crlfnul" ${pfx}_CRLF_nul.err
  93 }
  94
  95 check_files_in_repo () {
  96         crlf=$1
  97         attr=$2
  98         lfname=$3
  99         crlfname=$4
 100         lfmixcrlf=$5
 101         lfmixcr=$6
 102         crlfnul=$7
 103         pfx=crlf_${crlf}_attr_${attr}_ &&
 104         compare_files $lfname ${pfx}LF.txt &&
 105         compare_files $crlfname ${pfx}CRLF.txt &&
 106         compare_files $lfmixcrlf ${pfx}CRLF_mix_LF.txt &&
 107         compare_files $lfmixcr ${pfx}LF_mix_CR.txt &&
 108         compare_files $crlfnul ${pfx}CRLF_nul.txt
 109 }
 110
 111
 112 check_files_in_ws () {
 113         eol=$1
 114         crlf=$2
 115         attr=$3
 116         lfname=$4
 117         crlfname=$5
 118         lfmixcrlf=$6
 119         lfmixcr=$7
 120         crlfnul=$8
 121         create_gitattributes $attr &&
 122         git config core.autocrlf $crlf &&
 123         pfx=eol_${eol}_crlf_${crlf}_attr_${attr}_ &&
 124         src=crlf_false_attr__ &&
 125         for f in LF CRLF LF_mix_CR CRLF_mix_LF CRLF_nul
 126         do
 127                 rm $src$f.txt &&
 128                 if test -z "$eol"; then
 129                         git checkout $src$f.txt
 130                 else
 131                         git -c core.eol=$eol checkout $src$f.txt
 132                 fi
 133         done
 134
 135         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$attr file=LF" "
 136                 compare_ws_file $pfx $lfname    ${src}LF.txt
 137         "
 138         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$attr file=CRLF" "
 139                 compare_ws_file $pfx $crlfname  ${src}CRLF.txt
 140         "
 141         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$attr file=CRLF_mix_LF" "
 142                 compare_ws_file $pfx $lfmixcrlf ${src}CRLF_mix_LF.txt
 143         "
 144         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$attr file=LF_mix_CR" "
 145                 compare_ws_file $pfx $lfmixcr   ${src}LF_mix_CR.txt
 146         "
 147         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$attr file=CRLF_nul" "
 148                 compare_ws_file $pfx $crlfnul   ${src}CRLF_nul.txt
 149         "
 150 }
 151
 152 #######
 153 test_expect_success 'setup master' '
 154         echo >.gitattributes &&
 155         git checkout -b master &&
 156         git add .gitattributes &&
 157         git commit -m "add .gitattributes" "" &&
 158         printf "line1\nline2\nline3"     >LF &&
 159         printf "line1\r\nline2\r\nline3" >CRLF &&
 160         printf "line1\r\nline2\nline3"   >CRLF_mix_LF &&
 161         printf "line1\nline2\rline3"     >LF_mix_CR &&
 162         printf "line1\r\nline2\rline3"   >CRLF_mix_CR &&
 163         printf "line1Q\r\nline2\r\nline3" | q_to_nul >CRLF_nul &&
 164         printf "line1Q\nline2\nline3" | q_to_nul >LF_nul
 165 '
 166
 167
 168
 169 warn_LF_CRLF="LF will be replaced by CRLF"
 170 warn_CRLF_LF="CRLF will be replaced by LF"
 171
 172 test_expect_success 'add files empty attr' '
 173         create_file_in_repo false ""     ""        ""        ""        ""        "" &&
 174         create_file_in_repo true  ""     "LF_CRLF" ""        "LF_CRLF" ""        "" &&
 175         create_file_in_repo input ""     ""        "CRLF_LF" "CRLF_LF" ""        ""
 176 '
 177
 178 test_expect_success 'add files attr=auto' '
 179         create_file_in_repo false "auto" ""        "CRLF_LF" "CRLF_LF" ""        "" &&
 180         create_file_in_repo true  "auto" "LF_CRLF" ""        "LF_CRLF" ""        "" &&
 181         create_file_in_repo input "auto" ""        "CRLF_LF" "CRLF_LF" ""        ""
 182 '
 183
 184 test_expect_success 'add files attr=text' '
 185         create_file_in_repo false "text" ""        "CRLF_LF" "CRLF_LF" ""        "CRLF_LF" &&
 186         create_file_in_repo true  "text" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" ""        &&
 187         create_file_in_repo input "text" ""        "CRLF_LF" "CRLF_LF" ""        "CRLF_LF"
 188 '
 189
 190 test_expect_success 'add files attr=-text' '
 191         create_file_in_repo false "-text" ""       ""        ""        ""        "" &&
 192         create_file_in_repo true  "-text" ""       ""        ""        ""        "" &&
 193         create_file_in_repo input "-text" ""       ""        ""        ""        ""
 194 '
 195
 196 test_expect_success 'add files attr=lf' '
 197         create_file_in_repo false "lf"    ""       "CRLF_LF" "CRLF_LF"  ""       "CRLF_LF" &&
 198         create_file_in_repo true  "lf"    ""       "CRLF_LF" "CRLF_LF"  ""       "CRLF_LF" &&
 199         create_file_in_repo input "lf"    ""       "CRLF_LF" "CRLF_LF"  ""       "CRLF_LF"
 200 '
 201
 202 test_expect_success 'add files attr=crlf' '
 203         create_file_in_repo false "crlf" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" "" &&
 204         create_file_in_repo true  "crlf" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" "" &&
 205         create_file_in_repo input "crlf" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" ""
 206 '
 207
 208 test_expect_success 'create files cleanup' '
 209         rm -f *.txt &&
 210         git reset --hard
 211 '
 212
 213 test_expect_success 'commit empty gitattribues' '
 214         check_files_in_repo false ""      LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 215         check_files_in_repo true  ""      LF LF   LF          LF_mix_CR CRLF_nul &&
 216         check_files_in_repo input ""      LF LF   LF          LF_mix_CR CRLF_nul
 217 '
 218
 219 test_expect_success 'commit text=auto' '
 220         check_files_in_repo false "auto"  LF LF   LF          LF_mix_CR CRLF_nul &&
 221         check_files_in_repo true  "auto"  LF LF   LF          LF_mix_CR CRLF_nul &&
 222         check_files_in_repo input "auto"  LF LF   LF          LF_mix_CR CRLF_nul
 223 '
 224
 225 test_expect_success 'commit text' '
 226         check_files_in_repo false "text"  LF LF   LF          LF_mix_CR LF_nul &&
 227         check_files_in_repo true  "text"  LF LF   LF          LF_mix_CR LF_nul &&
 228         check_files_in_repo input "text"  LF LF   LF          LF_mix_CR LF_nul
 229 '
 230
 231 test_expect_success 'commit -text' '
 232         check_files_in_repo false "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 233         check_files_in_repo true  "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 234         check_files_in_repo input "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul
 235 '
 236
 237 ################################################################################
 238 # Check how files in the repo are changed when they are checked out
 239 # How to read the table below:
 240 # - check_files_in_ws will check multiple files with a combination of settings
 241 #   and attributes (core.autocrlf=input is forbidden with core.eol=crlf)
 242 # - parameter $1 : core.eol               lf | crlf
 243 # - parameter $2 : core.autocrlf          false | true | input
 244 # - parameter $3 : text in .gitattributs  "" (empty) | auto | text | -text
 245 # - parameter $4 : reference for a file with only LF in the repo
 246 # - parameter $5 : reference for a file with only CRLF in the repo
 247 # - parameter $6 : reference for a file with mixed LF and CRLF in the repo
 248 # - parameter $7 : reference for a file with LF and CR in the repo (does somebody uses this ?)
 249 # - parameter $8 : reference for a file with CRLF and a NUL (should be handled as binary when auto)
 250
 251 #                                            What we have in the repo:
 252 #                                                                                                                                ----------------- EOL in repo ----------------
 253 #                                                                                                                                LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 254 #                   settings with checkout:
 255 #                   core.   core.   .gitattr
 256 #                    eol     acrlf
 257 #                                            ----------------------------------------------
 258 #                                            What we want to have in the working tree:
 259 if test_have_prereq MINGW
 260 then
 261 MIX_CRLF_LF=CRLF
 262 MIX_LF_CR=CRLF_mix_CR
 263 NL=CRLF
 264 else
 265 MIX_CRLF_LF=CRLF_mix_LF
 266 MIX_LF_CR=LF_mix_CR
 267 NL=LF
 268 fi
 269 export CRLF_MIX_LF_CR MIX NL
 270
 271 check_files_in_ws    lf      false  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 272 check_files_in_ws    lf      true   ""       CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 273 check_files_in_ws    lf      input  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 274 check_files_in_ws    lf      false "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 275 check_files_in_ws    lf      true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 276 check_files_in_ws    lf      input "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 277 check_files_in_ws    lf      false "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 278 check_files_in_ws    lf      true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 279 check_files_in_ws    lf      input "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 280 check_files_in_ws    lf      false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 281 check_files_in_ws    lf      true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 282 check_files_in_ws    lf      input "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 283 check_files_in_ws    lf      false "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 284 check_files_in_ws    lf      true  "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 285 check_files_in_ws    lf      input "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 286 check_files_in_ws    lf      false "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 287 check_files_in_ws    lf      true  "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 288 check_files_in_ws    lf      input "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 289
 290 check_files_in_ws    crlf    false  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 291 check_files_in_ws    crlf    true   ""       CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 292 check_files_in_ws    crlf    false "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 293 check_files_in_ws    crlf    true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 294 check_files_in_ws    crlf    false "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 295 check_files_in_ws    crlf    true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 296 check_files_in_ws    crlf    false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 297 check_files_in_ws    crlf    true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 298 check_files_in_ws    crlf    false "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 299 check_files_in_ws    crlf    true  "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 300 check_files_in_ws    crlf    false "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 301 check_files_in_ws    crlf    true  "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 302
 303 check_files_in_ws    ""      false  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 304 check_files_in_ws    ""      true   ""       CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 305 check_files_in_ws    ""      input  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 306 check_files_in_ws    ""      false "auto"    $NL   CRLF  $MIX_CRLF_LF LF_mix_CR    CRLF_nul
 307 check_files_in_ws    ""      true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 308 check_files_in_ws    ""      input "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 309 check_files_in_ws    ""      false "text"    $NL   CRLF  $MIX_CRLF_LF $MIX_LF_CR   CRLF_nul
 310 check_files_in_ws    ""      true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 311 check_files_in_ws    ""      input "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 312 check_files_in_ws    ""      false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 313 check_files_in_ws    ""      true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 314 check_files_in_ws    ""      input "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 315 check_files_in_ws    ""      false "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 316 check_files_in_ws    ""      true  "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 317 check_files_in_ws    ""      input "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 318 check_files_in_ws    ""      false "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 319 check_files_in_ws    ""      true  "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 320 check_files_in_ws    ""      input "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 321
 322 check_files_in_ws    native  false  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 323 check_files_in_ws    native  true   ""       CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 324 check_files_in_ws    native  false "auto"    $NL   CRLF  $MIX_CRLF_LF LF_mix_CR    CRLF_nul
 325 check_files_in_ws    native  true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 326 check_files_in_ws    native  false "text"    $NL   CRLF  $MIX_CRLF_LF $MIX_LF_CR   CRLF_nul
 327 check_files_in_ws    native  true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 328 check_files_in_ws    native  false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 329 check_files_in_ws    native  true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 330 check_files_in_ws    native  false "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 331 check_files_in_ws    native  true  "lf"      LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 332 check_files_in_ws    native  false "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 333 check_files_in_ws    native  true  "crlf"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 334
 335 test_done