t/t0027-auto-crlf.sh

   1 #!/bin/sh
   2
   3 test_description='CRLF conversion all combinations'
   4
   5 . ./test-lib.sh
   6
   7 compare_files () {
   8         tr '\015\000' QN <"$1" >"$1".expect &&
   9         tr '\015\000' QN <"$2" | tr -d 'Z' >"$2".actual &&
  10         test_cmp "$1".expect "$2".actual &&
  11         rm "$1".expect "$2".actual
  12 }
  13
  14 compare_ws_file () {
  15         pfx=$1
  16         exp=$2.expect
  17         act=$pfx.actual.$3
  18         tr '\015\000abcdef0123456789' QN00000000000000000 <"$2" >"$exp" &&
  19         tr '\015\000abcdef0123456789' QN00000000000000000 <"$3" >"$act" &&
  20         test_cmp "$exp" "$act" &&
  21         rm "$exp" "$act"
  22 }
  23
  24 create_gitattributes () {
  25         {
  26                 while test "$#" != 0
  27                 do
  28                         case "$1" in
  29                         auto)    echo '*.txt text=auto' ;;
  30                         ident) echo '*.txt ident' ;;
  31                         text)    echo '*.txt text' ;;
  32                         -text) echo '*.txt -text' ;;
  33                         crlf)  echo '*.txt eol=crlf' ;;
  34                         lf)    echo '*.txt eol=lf' ;;
  35                         "") ;;
  36                         *)
  37                                 echo >&2 invalid attribute: "$1"
  38                                 exit 1
  39                                 ;;
  40                         esac &&
  41                         shift
  42                 done
  43         } >.gitattributes
  44 }
  45
  46 create_NNO_files () {
  47         for crlf in false true input
  48         do
  49                 for attr in "" auto text -text
  50                 do
  51                         for aeol in "" lf crlf
  52                         do
  53                                 pfx=NNO_attr_${attr}_aeol_${aeol}_${crlf}
  54                                 cp CRLF_mix_LF ${pfx}_LF.txt &&
  55                                 cp CRLF_mix_LF ${pfx}_CRLF.txt &&
  56                                 cp CRLF_mix_LF ${pfx}_CRLF_mix_LF.txt &&
  57                                 cp CRLF_mix_LF ${pfx}_LF_mix_CR.txt &&
  58                                 cp CRLF_mix_LF ${pfx}_CRLF_nul.txt
  59                         done
  60                 done
  61         done
  62 }
  63
  64 check_warning () {
  65         case "$1" in
  66         LF_CRLF) echo "warning: LF will be replaced by CRLF" >"$2".expect ;;
  67         CRLF_LF) echo "warning: CRLF will be replaced by LF" >"$2".expect ;;
  68         '')                                                      >"$2".expect ;;
  69         *) echo >&2 "Illegal 1": "$1" ; return false ;;
  70         esac
  71         grep "will be replaced by" "$2" | sed -e "s/\(.*\) in [^ ]*$/\1/" | uniq  >"$2".actual
  72         test_i18ncmp "$2".expect "$2".actual
  73 }
  74
  75 commit_check_warn () {
  76         crlf=$1
  77         attr=$2
  78         lfname=$3
  79         crlfname=$4
  80         lfmixcrlf=$5
  81         lfmixcr=$6
  82         crlfnul=$7
  83         pfx=crlf_${crlf}_attr_${attr}
  84         create_gitattributes "$attr" &&
  85         for f in LF CRLF LF_mix_CR CRLF_mix_LF LF_nul CRLF_nul
  86         do
  87                 fname=${pfx}_$f.txt &&
  88                 cp $f $fname &&
  89                 git -c core.autocrlf=$crlf add $fname 2>"${pfx}_$f.err"
  90         done &&
  91         git commit -m "core.autocrlf $crlf" &&
  92         check_warning "$lfname" ${pfx}_LF.err &&
  93         check_warning "$crlfname" ${pfx}_CRLF.err &&
  94         check_warning "$lfmixcrlf" ${pfx}_CRLF_mix_LF.err &&
  95         check_warning "$lfmixcr" ${pfx}_LF_mix_CR.err &&
  96         check_warning "$crlfnul" ${pfx}_CRLF_nul.err
  97 }
  98
  99 commit_chk_wrnNNO () {
 100         attr=$1 ; shift
 101         aeol=$1 ; shift
 102         crlf=$1 ; shift
 103         lfwarn=$1 ; shift
 104         crlfwarn=$1 ; shift
 105         lfmixcrlf=$1 ; shift
 106         lfmixcr=$1 ; shift
 107         crlfnul=$1 ; shift
 108         pfx=NNO_attr_${attr}_aeol_${aeol}_${crlf}
 109         #Commit files on top of existing file
 110         create_gitattributes "$attr" $aeol &&
 111         for f in LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul
 112         do
 113                 fname=${pfx}_$f.txt &&
 114                 cp $f $fname &&
 115                 printf Z >>"$fname" &&
 116                 git -c core.autocrlf=$crlf add $fname 2>"${pfx}_$f.err"
 117         done
 118
 119         test_expect_success "commit NNO files crlf=$crlf attr=$attr LF" '
 120                 check_warning "$lfwarn" ${pfx}_LF.err
 121         '
 122         test_expect_success "commit NNO files attr=$attr aeol=$aeol crlf=$crlf CRLF" '
 123                 check_warning "$crlfwarn" ${pfx}_CRLF.err
 124         '
 125
 126         test_expect_success "commit NNO files attr=$attr aeol=$aeol crlf=$crlf CRLF_mix_LF" '
 127                 check_warning "$lfmixcrlf" ${pfx}_CRLF_mix_LF.err
 128         '
 129
 130         test_expect_success "commit NNO files attr=$attr aeol=$aeol crlf=$crlf LF_mix_cr" '
 131                 check_warning "$lfmixcr" ${pfx}_LF_mix_CR.err
 132         '
 133
 134         test_expect_success "commit NNO files attr=$attr aeol=$aeol crlf=$crlf CRLF_nul" '
 135                 check_warning "$crlfnul" ${pfx}_CRLF_nul.err
 136         '
 137 }
 138
 139 stats_ascii () {
 140         case "$1" in
 141         LF)
 142                 echo lf
 143                 ;;
 144         CRLF)
 145                 echo crlf
 146                 ;;
 147         CRLF_mix_LF)
 148                 echo mixed
 149                 ;;
 150         LF_mix_CR|CRLF_nul|LF_nul|CRLF_mix_CR)
 151                 echo "-text"
 152                 ;;
 153         *)
 154                 echo error_invalid $1
 155                 ;;
 156         esac
 157
 158 }
 159
 160
 161 # contruct the attr/ returned by git ls-files --eol
 162 # Take none (=empty), one or two args
 163 # convert.c: eol=XX overrides text=auto
 164 attr_ascii () {
 165         case $1,$2 in
 166         -text,*)   echo "-text" ;;
 167         text,)     echo "text" ;;
 168         text,lf)   echo "text eol=lf" ;;
 169         text,crlf) echo "text eol=crlf" ;;
 170         auto,)     echo "text=auto" ;;
 171         auto,lf)   echo "text=auto eol=lf" ;;
 172         auto,crlf) echo "text=auto eol=crlf" ;;
 173         lf,)       echo "text eol=lf" ;;
 174         crlf,)     echo "text eol=crlf" ;;
 175         ,) echo "" ;;
 176         *) echo invalid_attr "$1,$2" ;;
 177         esac
 178 }
 179
 180 check_files_in_repo () {
 181         crlf=$1
 182         attr=$2
 183         lfname=$3
 184         crlfname=$4
 185         lfmixcrlf=$5
 186         lfmixcr=$6
 187         crlfnul=$7
 188         pfx=crlf_${crlf}_attr_${attr}_ &&
 189         compare_files $lfname ${pfx}LF.txt &&
 190         compare_files $crlfname ${pfx}CRLF.txt &&
 191         compare_files $lfmixcrlf ${pfx}CRLF_mix_LF.txt &&
 192         compare_files $lfmixcr ${pfx}LF_mix_CR.txt &&
 193         compare_files $crlfnul ${pfx}CRLF_nul.txt
 194 }
 195
 196 check_in_repo_NNO () {
 197         attr=$1 ; shift
 198         aeol=$1 ; shift
 199         crlf=$1 ; shift
 200         lfname=$1 ; shift
 201         crlfname=$1 ; shift
 202         lfmixcrlf=$1 ; shift
 203         lfmixcr=$1 ; shift
 204         crlfnul=$1 ; shift
 205         pfx=NNO_attr_${attr}_aeol_${aeol}_${crlf}
 206         test_expect_success "compare_files $lfname ${pfx}_LF.txt" '
 207                 compare_files $lfname ${pfx}_LF.txt
 208         '
 209         test_expect_success "compare_files $crlfname ${pfx}_CRLF.txt" '
 210                 compare_files $crlfname ${pfx}_CRLF.txt
 211         '
 212         test_expect_success "compare_files $lfmixcrlf ${pfx}_CRLF_mix_LF.txt" '
 213                 compare_files $lfmixcrlf ${pfx}_CRLF_mix_LF.txt
 214         '
 215         test_expect_success "compare_files $lfmixcr ${pfx}_LF_mix_CR.txt" '
 216                 compare_files $lfmixcr ${pfx}_LF_mix_CR.txt
 217         '
 218         test_expect_success "compare_files $crlfnul ${pfx}_CRLF_nul.txt" '
 219                 compare_files $crlfnul ${pfx}_CRLF_nul.txt
 220         '
 221 }
 222
 223 checkout_files () {
 224         attr=$1 ; shift
 225         ident=$1; shift
 226         aeol=$1 ; shift
 227         crlf=$1 ; shift
 228         ceol=$1 ; shift
 229         lfname=$1 ; shift
 230         crlfname=$1 ; shift
 231         lfmixcrlf=$1 ; shift
 232         lfmixcr=$1 ; shift
 233         crlfnul=$1 ; shift
 234         create_gitattributes "$attr" $ident $aeol &&
 235         git config core.autocrlf $crlf &&
 236         pfx=eol_${ceol}_crlf_${crlf}_attr_${attr}_ &&
 237         for f in LF CRLF LF_mix_CR CRLF_mix_LF LF_nul
 238         do
 239                 rm crlf_false_attr__$f.txt &&
 240                 if test -z "$ceol"; then
 241                         git checkout crlf_false_attr__$f.txt
 242                 else
 243                         git -c core.eol=$ceol checkout crlf_false_attr__$f.txt
 244                 fi
 245         done
 246
 247         test_expect_success "ls-files --eol attr=$attr $ident aeol=$aeol core.autocrlf=$crlf core.eol=$ceol" '
 248                 test_when_finished "rm expect actual" &&
 249                 sort <<-EOF >expect &&
 250                 i/crlf w/$(stats_ascii $crlfname) attr/$(attr_ascii $attr $aeol) crlf_false_attr__CRLF.txt
 251                 i/mixed w/$(stats_ascii $lfmixcrlf) attr/$(attr_ascii $attr $aeol) crlf_false_attr__CRLF_mix_LF.txt
 252                 i/lf w/$(stats_ascii $lfname) attr/$(attr_ascii $attr $aeol) crlf_false_attr__LF.txt
 253                 i/-text w/$(stats_ascii $lfmixcr) attr/$(attr_ascii $attr $aeol) crlf_false_attr__LF_mix_CR.txt
 254                 i/-text w/$(stats_ascii $crlfnul) attr/$(attr_ascii $attr $aeol) crlf_false_attr__CRLF_nul.txt
 255                 i/-text w/$(stats_ascii $crlfnul) attr/$(attr_ascii $attr $aeol) crlf_false_attr__LF_nul.txt
 256                 EOF
 257                 git ls-files --eol crlf_false_attr__* |
 258                 sed -e "s/      / /g" -e "s/  */ /g" |
 259                 sort >actual &&
 260                 test_cmp expect actual
 261         '
 262         test_expect_success "checkout attr=$attr $ident aeol=$aeol core.autocrlf=$crlf core.eol=$ceol file=LF" "
 263                 compare_ws_file $pfx $lfname    crlf_false_attr__LF.txt
 264         "
 265         test_expect_success "checkout attr=$attr $ident aeol=$aeol core.autocrlf=$crlf core.eol=$ceol file=CRLF" "
 266                 compare_ws_file $pfx $crlfname  crlf_false_attr__CRLF.txt
 267         "
 268         test_expect_success "checkout attr=$attr $ident aeol=$aeol core.autocrlf=$crlf core.eol=$ceol file=CRLF_mix_LF" "
 269                 compare_ws_file $pfx $lfmixcrlf crlf_false_attr__CRLF_mix_LF.txt
 270         "
 271         test_expect_success "checkout attr=$attr $ident aeol=$aeol core.autocrlf=$crlf core.eol=$ceol file=LF_mix_CR" "
 272                 compare_ws_file $pfx $lfmixcr   crlf_false_attr__LF_mix_CR.txt
 273         "
 274         test_expect_success "checkout attr=$attr $ident aeol=$aeol core.autocrlf=$crlf core.eol=$ceol file=LF_nul" "
 275                 compare_ws_file $pfx $crlfnul   crlf_false_attr__LF_nul.txt
 276         "
 277 }
 278
 279 # Test control characters
 280 # NUL SOH CR EOF==^Z
 281 test_expect_success 'ls-files --eol -o Text/Binary' '
 282         test_when_finished "rm expect actual TeBi_*" &&
 283         STRT=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA &&
 284         STR=$STRT$STRT$STRT$STRT &&
 285         printf "${STR}BBB\001" >TeBi_127_S &&
 286         printf "${STR}BBBB\001">TeBi_128_S &&
 287         printf "${STR}BBB\032" >TeBi_127_E &&
 288         printf "\032${STR}BBB" >TeBi_E_127 &&
 289         printf "${STR}BBBB\000">TeBi_128_N &&
 290         printf "${STR}BBB\012">TeBi_128_L &&
 291         printf "${STR}BBB\015">TeBi_127_C &&
 292         printf "${STR}BB\015\012" >TeBi_126_CL &&
 293         printf "${STR}BB\015\012\015" >TeBi_126_CLC &&
 294         sort <<-\EOF >expect &&
 295         i/ w/-text TeBi_127_S
 296         i/ w/none TeBi_128_S
 297         i/ w/none TeBi_127_E
 298         i/ w/-text TeBi_E_127
 299         i/ w/-text TeBi_128_N
 300         i/ w/lf TeBi_128_L
 301         i/ w/-text TeBi_127_C
 302         i/ w/crlf TeBi_126_CL
 303         i/ w/-text TeBi_126_CLC
 304         EOF
 305         git ls-files --eol -o |
 306         sed -n -e "/TeBi_/{s!attr/[     ]*!!g
 307         s!      ! !g
 308         s!  *! !g
 309         p
 310         }" | sort >actual &&
 311         test_cmp expect actual
 312 '
 313
 314 test_expect_success 'setup master' '
 315         echo >.gitattributes &&
 316         git checkout -b master &&
 317         git add .gitattributes &&
 318         git commit -m "add .gitattributes" . &&
 319         printf "\$Id: 0000000000000000000000000000000000000000 \$\nLINEONE\nLINETWO\nLINETHREE"     >LF &&
 320         printf "\$Id: 0000000000000000000000000000000000000000 \$\r\nLINEONE\r\nLINETWO\r\nLINETHREE" >CRLF &&
 321         printf "\$Id: 0000000000000000000000000000000000000000 \$\nLINEONE\r\nLINETWO\nLINETHREE"   >CRLF_mix_LF &&
 322         printf "\$Id: 0000000000000000000000000000000000000000 \$\nLINEONE\nLINETWO\rLINETHREE"     >LF_mix_CR &&
 323         printf "\$Id: 0000000000000000000000000000000000000000 \$\r\nLINEONE\r\nLINETWO\rLINETHREE"   >CRLF_mix_CR &&
 324         printf "\$Id: 0000000000000000000000000000000000000000 \$\r\nLINEONEQ\r\nLINETWO\r\nLINETHREE" | q_to_nul >CRLF_nul &&
 325         printf "\$Id: 0000000000000000000000000000000000000000 \$\nLINEONEQ\nLINETWO\nLINETHREE" | q_to_nul >LF_nul &&
 326         create_NNO_files CRLF_mix_LF CRLF_mix_LF CRLF_mix_LF CRLF_mix_LF CRLF_mix_LF &&
 327         git -c core.autocrlf=false add NNO_*.txt &&
 328         git commit -m "mixed line endings" &&
 329         test_tick
 330 '
 331
 332
 333
 334 warn_LF_CRLF="LF will be replaced by CRLF"
 335 warn_CRLF_LF="CRLF will be replaced by LF"
 336
 337 # WILC stands for "Warn if (this OS) converts LF into CRLF".
 338 # WICL: Warn if CRLF becomes LF
 339 # WAMIX: Mixed line endings: either CRLF->LF or LF->CRLF
 340 if test_have_prereq NATIVE_CRLF
 341 then
 342         WILC=LF_CRLF
 343         WICL=
 344         WAMIX=LF_CRLF
 345 else
 346         WILC=
 347         WICL=CRLF_LF
 348         WAMIX=CRLF_LF
 349 fi
 350
 351 #                         attr   LF        CRLF      CRLFmixLF LFmixCR   CRLFNUL
 352 test_expect_success 'commit files empty attr' '
 353         commit_check_warn false ""     ""        ""        ""        ""        "" &&
 354         commit_check_warn true  ""     "LF_CRLF" ""        "LF_CRLF" ""        "" &&
 355         commit_check_warn input ""     ""        "CRLF_LF" "CRLF_LF" ""        ""
 356 '
 357
 358 test_expect_success 'commit files attr=auto' '
 359         commit_check_warn false "auto" "$WILC"   "$WICL"   "$WAMIX"  ""        "" &&
 360         commit_check_warn true  "auto" "LF_CRLF" ""        "LF_CRLF" ""        "" &&
 361         commit_check_warn input "auto" ""        "CRLF_LF" "CRLF_LF" ""        ""
 362 '
 363
 364 test_expect_success 'commit files attr=text' '
 365         commit_check_warn false "text" "$WILC"   "$WICL"   "$WAMIX"  "$WILC"   "$WICL"   &&
 366         commit_check_warn true  "text" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" ""        &&
 367         commit_check_warn input "text" ""        "CRLF_LF" "CRLF_LF" ""        "CRLF_LF"
 368 '
 369
 370 test_expect_success 'commit files attr=-text' '
 371         commit_check_warn false "-text" ""       ""        ""        ""        "" &&
 372         commit_check_warn true  "-text" ""       ""        ""        ""        "" &&
 373         commit_check_warn input "-text" ""       ""        ""        ""        ""
 374 '
 375
 376 test_expect_success 'commit files attr=lf' '
 377         commit_check_warn false "lf"    ""       "CRLF_LF" "CRLF_LF"  ""       "CRLF_LF" &&
 378         commit_check_warn true  "lf"    ""       "CRLF_LF" "CRLF_LF"  ""       "CRLF_LF" &&
 379         commit_check_warn input "lf"    ""       "CRLF_LF" "CRLF_LF"  ""       "CRLF_LF"
 380 '
 381
 382 test_expect_success 'commit files attr=crlf' '
 383         commit_check_warn false "crlf" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" "" &&
 384         commit_check_warn true  "crlf" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" "" &&
 385         commit_check_warn input "crlf" "LF_CRLF" ""        "LF_CRLF" "LF_CRLF" ""
 386 '
 387
 388 #                 attr                    LF        CRLF      CRLFmixLF   LF_mix_CR   CRLFNUL
 389 commit_chk_wrnNNO ""      ""      false   ""        ""        ""          ""          ""
 390 commit_chk_wrnNNO ""      ""      true    LF_CRLF   ""        ""          ""          ""
 391 commit_chk_wrnNNO ""      ""      input   ""        ""        ""          ""          ""
 392
 393 commit_chk_wrnNNO "auto"  ""      false   "$WILC"   ""        ""          ""          ""
 394 commit_chk_wrnNNO "auto"  ""      true    LF_CRLF   ""        ""          ""          ""
 395 commit_chk_wrnNNO "auto"  ""      input   ""        ""        ""          ""          ""
 396 for crlf in true false input
 397 do
 398         commit_chk_wrnNNO -text ""      $crlf   ""        ""        ""          ""          ""
 399         commit_chk_wrnNNO -text lf      $crlf   ""        ""        ""          ""          ""
 400         commit_chk_wrnNNO -text crlf    $crlf   ""        ""        ""          ""          ""
 401         commit_chk_wrnNNO ""    lf      $crlf   ""       CRLF_LF    CRLF_LF      ""         CRLF_LF
 402         commit_chk_wrnNNO ""    crlf    $crlf   LF_CRLF   ""        LF_CRLF     LF_CRLF     ""
 403         commit_chk_wrnNNO auto  lf      $crlf   ""        ""        ""          ""          ""
 404         commit_chk_wrnNNO auto  crlf    $crlf   LF_CRLF   ""        ""          ""          ""
 405         commit_chk_wrnNNO text  lf      $crlf   ""       CRLF_LF    CRLF_LF     ""          CRLF_LF
 406         commit_chk_wrnNNO text  crlf    $crlf   LF_CRLF   ""        LF_CRLF     LF_CRLF     ""
 407 done
 408
 409 commit_chk_wrnNNO "text"  ""      false   "$WILC"   "$WICL"   "$WAMIX"    "$WILC"     "$WICL"
 410 commit_chk_wrnNNO "text"  ""      true    LF_CRLF   ""        LF_CRLF     LF_CRLF     ""
 411 commit_chk_wrnNNO "text"  ""      input   ""        CRLF_LF   CRLF_LF     ""          CRLF_LF
 412
 413 test_expect_success 'commit NNO and cleanup' '
 414         git commit -m "commit files on top of NNO" &&
 415         rm -f *.txt &&
 416         git -c core.autocrlf=false reset --hard
 417 '
 418
 419 test_expect_success 'commit empty gitattribues' '
 420         check_files_in_repo false ""      LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 421         check_files_in_repo true  ""      LF LF   LF          LF_mix_CR CRLF_nul &&
 422         check_files_in_repo input ""      LF LF   LF          LF_mix_CR CRLF_nul
 423 '
 424
 425 test_expect_success 'commit text=auto' '
 426         check_files_in_repo false "auto"  LF LF   LF          LF_mix_CR CRLF_nul &&
 427         check_files_in_repo true  "auto"  LF LF   LF          LF_mix_CR CRLF_nul &&
 428         check_files_in_repo input "auto"  LF LF   LF          LF_mix_CR CRLF_nul
 429 '
 430
 431 test_expect_success 'commit text' '
 432         check_files_in_repo false "text"  LF LF   LF          LF_mix_CR LF_nul &&
 433         check_files_in_repo true  "text"  LF LF   LF          LF_mix_CR LF_nul &&
 434         check_files_in_repo input "text"  LF LF   LF          LF_mix_CR LF_nul
 435 '
 436
 437 test_expect_success 'commit -text' '
 438         check_files_in_repo false "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 439         check_files_in_repo true  "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 440         check_files_in_repo input "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul
 441 '
 442
 443 for crlf in true false input
 444 do
 445         #                 attr  aeol           LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLFNUL
 446         check_in_repo_NNO ""    ""     $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 447         check_in_repo_NNO -text ""     $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 448         check_in_repo_NNO -text lf     $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 449         check_in_repo_NNO -text crlf   $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 450         check_in_repo_NNO auto  ""     $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 451         check_in_repo_NNO auto  lf     $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 452         check_in_repo_NNO auto  crlf   $crlf   LF  CRLF  CRLF_mix_LF  LF_mix_CR  CRLF_nul
 453         check_in_repo_NNO text  ""     $crlf   LF  LF    LF           LF_mix_CR  LF_nul
 454         check_in_repo_NNO text  lf     $crlf   LF  LF    LF           LF_mix_CR  LF_nul
 455         check_in_repo_NNO text  crlf   $crlf   LF  LF    LF           LF_mix_CR  LF_nul
 456 done
 457 ################################################################################
 458 # Check how files in the repo are changed when they are checked out
 459 # How to read the table below:
 460 # - checkout_files will check multiple files with a combination of settings
 461 #   and attributes (core.autocrlf=input is forbidden with core.eol=crlf)
 462 #
 463 # - parameter $1        : text in .gitattributs  "" (empty) | auto | text | -text
 464 # - parameter $2        : ident                  "" | i (i == ident)
 465 # - parameter $3        : eol in .gitattributs   "" (empty) | lf | crlf
 466 # - parameter $4        : core.autocrlf          false | true | input
 467 # - parameter $5        : core.eol               "" | lf | crlf | "native"
 468 # - parameter $6        : reference for a file with only LF in the repo
 469 # - parameter $7        : reference for a file with only CRLF in the repo
 470 # - parameter $8        : reference for a file with mixed LF and CRLF in the repo
 471 # - parameter $9        : reference for a file with LF and CR in the repo
 472 # - parameter $10 : reference for a file with CRLF and a NUL (should be handled as binary when auto)
 473
 474 if test_have_prereq NATIVE_CRLF
 475 then
 476 MIX_CRLF_LF=CRLF
 477 MIX_LF_CR=CRLF_mix_CR
 478 NL=CRLF
 479 LFNUL=CRLF_nul
 480 else
 481 MIX_CRLF_LF=CRLF_mix_LF
 482 MIX_LF_CR=LF_mix_CR
 483 NL=LF
 484 LFNUL=LF_nul
 485 fi
 486 export CRLF_MIX_LF_CR MIX NL
 487
 488 # Same handling with and without ident
 489 for id in "" ident
 490 do
 491         for ceol in lf crlf native
 492         do
 493                 for crlf in true false input
 494                 do
 495                         # -text overrides core.autocrlf and core.eol
 496                         # text and eol=crlf or eol=lf override core.autocrlf and core.eol
 497                         checkout_files -text "$id" ""     "$crlf" "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 498                         checkout_files -text "$id" "lf"   "$crlf" "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 499                         checkout_files -text "$id" "crlf" "$crlf" "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 500                         # text
 501                         checkout_files text  "$id" "lf"   "$crlf" "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 502                         checkout_files text  "$id" "crlf" "$crlf" "$ceol"  CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 503                         # currently the same as text, eol=XXX
 504                         checkout_files auto  "$id" "lf"   "$crlf" "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 505                         checkout_files auto  "$id" "crlf" "$crlf" "$ceol"  CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 506                 done
 507
 508                 # core.autocrlf false, different core.eol
 509                 checkout_files   ""    "$id" ""     false   "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 510                 # core.autocrlf true
 511                 checkout_files   ""    "$id" ""     true    "$ceol"  CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 512                 # text: core.autocrlf = true overrides core.eol
 513                 checkout_files   auto  "$id" ""     true    "$ceol"  CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 514                 checkout_files   text  "$id" ""     true    "$ceol"  CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 515                 # text: core.autocrlf = input overrides core.eol
 516                 checkout_files   text  "$id" ""     input   "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 517                 checkout_files   auto  "$id" ""     input   "$ceol"  LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 518                 # text=auto + eol=XXX
 519         done
 520         # text: core.autocrlf=false uses core.eol
 521         checkout_files     text  "$id" ""     false   crlf     CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 522         checkout_files     text  "$id" ""     false   lf       LF    CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 523         # text: core.autocrlf=false and core.eol unset(or native) uses native eol
 524         checkout_files     text  "$id" ""     false   ""       $NL   CRLF  $MIX_CRLF_LF $MIX_LF_CR   $LFNUL
 525         checkout_files     text  "$id" ""     false   native   $NL   CRLF  $MIX_CRLF_LF $MIX_LF_CR   $LFNUL
 526         # auto: core.autocrlf=false and core.eol unset(or native) uses native eol
 527         checkout_files     auto  "$id" ""     false   ""       $NL   CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 528         checkout_files     auto  "$id" ""     false   native   $NL   CRLF  CRLF_mix_LF  LF_mix_CR    LF_nul
 529 done
 530
 531 # Should be the last test case: remove some files from the worktree
 532 test_expect_success 'ls-files --eol -d -z' '
 533         rm crlf_false_attr__CRLF.txt crlf_false_attr__CRLF_mix_LF.txt crlf_false_attr__LF.txt .gitattributes &&
 534         cat >expect <<-\EOF &&
 535         i/crlf w/ crlf_false_attr__CRLF.txt
 536         i/lf w/ .gitattributes
 537         i/lf w/ crlf_false_attr__LF.txt
 538         i/mixed w/ crlf_false_attr__CRLF_mix_LF.txt
 539         EOF
 540         git ls-files --eol -d |
 541         sed -e "s!attr/[^       ]*!!g" -e "s/   / /g" -e "s/  */ /g" |
 542         sort >actual &&
 543         test_cmp expect actual
 544 '
 545
 546 test_done