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
  14 compare_files()
  15 {
  16         od -c <"$1" >"$1".expect &&
  17         od -c <"$2" >"$2".actual &&
  18         test_cmp "$1".expect "$2".actual &&
  19         rm "$1".expect "$2".actual
  20 }
  21
  22 compare_ws_file()
  23 {
  24         pfx=$1
  25         exp=$2.expect
  26         act=$pfx.actual.$3
  27         od -c <"$2" >"$exp" &&
  28         od -c <"$3" >"$act" &&
  29         test_cmp $exp $act &&
  30         rm $exp $act
  31 }
  32
  33 create_gitattributes()
  34 {
  35         txtbin=$1
  36         case "$txtbin" in
  37                 auto)
  38                 echo "*.txt text=auto" >.gitattributes
  39                 ;;
  40                 text)
  41                 echo "*.txt text" >.gitattributes
  42                 ;;
  43                 -text)
  44                 echo "*.txt -text" >.gitattributes
  45                 ;;
  46                 *)
  47                 echo >.gitattributes
  48                 ;;
  49         esac
  50 }
  51
  52 create_file_in_repo()
  53 {
  54         crlf=$1
  55         txtbin=$2
  56         create_gitattributes "$txtbin" &&
  57         for f in LF CRLF LF_mix_CR CRLF_mix_LF CRLF_nul
  58         do
  59                 pfx=crlf_${crlf}_attr_${txtbin}_$f.txt &&
  60                 cp $f $pfx && git -c core.autocrlf=$crlf add $pfx
  61         done &&
  62         git commit -m "core.autocrlf $crlf"
  63 }
  64
  65 check_files_in_repo()
  66 {
  67         crlf=$1
  68         txtbin=$2
  69         lfname=$3
  70         crlfname=$4
  71         lfmixcrlf=$5
  72         lfmixcr=$6
  73         crlfnul=$7
  74         pfx=crlf_${crlf}_attr_${txtbin}_ &&
  75         compare_files $lfname ${pfx}LF.txt &&
  76         compare_files $crlfname ${pfx}CRLF.txt &&
  77         compare_files $lfmixcrlf ${pfx}CRLF_mix_LF.txt &&
  78         compare_files $lfmixcr ${pfx}LF_mix_CR.txt &&
  79         compare_files $crlfnul ${pfx}CRLF_nul.txt
  80 }
  81
  82
  83 check_files_in_ws()
  84 {
  85         eol=$1
  86         crlf=$2
  87         txtbin=$3
  88         lfname=$4
  89         crlfname=$5
  90         lfmixcrlf=$6
  91         lfmixcr=$7
  92         crlfnul=$8
  93         create_gitattributes $txtbin &&
  94         git config core.autocrlf $crlf &&
  95         pfx=eol_${eol}_crlf_${crlf}_attr_${txtbin}_ &&
  96         src=crlf_false_attr__ &&
  97         for f in LF CRLF LF_mix_CR CRLF_mix_LF CRLF_nul
  98         do
  99                 rm $src$f.txt &&
 100                 if test -z "$eol"; then
 101                         git checkout $src$f.txt
 102                 else
 103                         git -c core.eol=$eol checkout $src$f.txt
 104                 fi
 105         done
 106
 107
 108         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$txtbin file=LF" "
 109                 compare_ws_file $pfx $lfname    ${src}LF.txt
 110         "
 111         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$txtbin file=CRLF" "
 112                 compare_ws_file $pfx $crlfname  ${src}CRLF.txt
 113         "
 114         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$txtbin file=CRLF_mix_LF" "
 115                 compare_ws_file $pfx $lfmixcrlf ${src}CRLF_mix_LF.txt
 116         "
 117         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$txtbin file=LF_mix_CR" "
 118                 compare_ws_file $pfx $lfmixcr   ${src}LF_mix_CR.txt
 119         "
 120         test_expect_success "checkout core.eol=$eol core.autocrlf=$crlf gitattributes=$txtbin file=CRLF_nul" "
 121                 compare_ws_file $pfx $crlfnul   ${src}CRLF_nul.txt
 122         "
 123 }
 124
 125 #######
 126 (
 127         type od >/dev/null &&
 128         printf "line1Q\r\nline2\r\nline3" | q_to_nul >CRLF_nul &&
 129         cat >expect <<-EOF &&
 130         0000000 l i n e 1 \0 \r \n l i n e 2 \r \n l
 131         0000020 i n e 3
 132         0000024
 133 EOF
 134         od -c CRLF_nul | sed -e "s/[    ][       ]*/ /g" -e "s/ *$//" >actual
 135         test_cmp expect actual &&
 136         rm expect actual
 137 ) || {
 138                 skip_all="od not found or od -c not usable"
 139                 exit 0
 140                 test_done
 141 }
 142
 143 test_expect_success 'setup master' '
 144         echo >.gitattributes &&
 145         git checkout -b master &&
 146         git add .gitattributes &&
 147         git commit -m "add .gitattributes" "" &&
 148         printf "line1\nline2\nline3"     >LF &&
 149         printf "line1\r\nline2\r\nline3" >CRLF &&
 150         printf "line1\r\nline2\nline3"   >CRLF_mix_LF &&
 151         printf "line1\nline2\rline3"     >LF_mix_CR &&
 152         printf "line1\r\nline2\rline3"   >CRLF_mix_CR &&
 153         printf "line1Q\nline2\nline3" | q_to_nul >LF_nul
 154 '
 155 #  CRLF_nul had been created above
 156
 157 test_expect_success 'create files' '
 158         create_file_in_repo false "" &&
 159         create_file_in_repo true  "" &&
 160         create_file_in_repo input "" &&
 161
 162         create_file_in_repo false "auto" &&
 163         create_file_in_repo true  "auto" &&
 164         create_file_in_repo input "auto" &&
 165
 166         create_file_in_repo false "text" &&
 167         create_file_in_repo true  "text" &&
 168         create_file_in_repo input "text" &&
 169
 170         create_file_in_repo false "-text" &&
 171         create_file_in_repo true  "-text" &&
 172         create_file_in_repo input "-text" &&
 173         rm -f *.txt &&
 174         git reset --hard
 175 '
 176
 177 test_expect_success 'commit empty gitattribues' '
 178         check_files_in_repo false ""      LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 179         check_files_in_repo true  ""      LF LF   LF          LF_mix_CR CRLF_nul &&
 180         check_files_in_repo input ""      LF LF   LF          LF_mix_CR CRLF_nul
 181 '
 182
 183 test_expect_success 'commit text=auto' '
 184         check_files_in_repo false "auto"  LF LF   LF          LF_mix_CR CRLF_nul &&
 185         check_files_in_repo true  "auto"  LF LF   LF          LF_mix_CR CRLF_nul &&
 186         check_files_in_repo input "auto"  LF LF   LF          LF_mix_CR CRLF_nul
 187 '
 188
 189 test_expect_success 'commit text' '
 190         check_files_in_repo false "text"  LF LF   LF          LF_mix_CR LF_nul &&
 191         check_files_in_repo true  "text"  LF LF   LF          LF_mix_CR LF_nul &&
 192         check_files_in_repo input "text"  LF LF   LF          LF_mix_CR LF_nul
 193 '
 194
 195 test_expect_success 'commit -text' '
 196         check_files_in_repo false "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 197         check_files_in_repo true  "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul &&
 198         check_files_in_repo input "-text" LF CRLF CRLF_mix_LF LF_mix_CR CRLF_nul
 199 '
 200
 201 ################################################################################
 202 # Check how files in the repo are changed when they are checked out
 203 # How to read the table below:
 204 # - check_files_in_ws will check multiple files, see below
 205 # - parameter $1 : core.eol               lf | crlf
 206 # - parameter $2 : core.autocrlf          false | true | input
 207 # - parameter $3 : text in .gitattributs  "" (empty) | auto | text | -text
 208 # - parameter $4 : reference for a file with only LF in the repo
 209 # - parameter $5 : reference for a file with only CRLF in the repo
 210 # - parameter $6 : reference for a file with mixed LF and CRLF in the repo
 211 # - parameter $7 : reference for a file with LF and CR in the repo (does somebody uses this ?)
 212 # - parameter $8 : reference for a file with CRLF and a NUL (should be handled as binary when auto)
 213
 214 check_files_in_ws lf      false  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 215 check_files_in_ws lf      true   ""       CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 216 check_files_in_ws lf      input  ""       LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 217
 218 check_files_in_ws lf      false "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 219 check_files_in_ws lf      true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 220 check_files_in_ws lf      input "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 221
 222 check_files_in_ws lf      false "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 223 check_files_in_ws lf      true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 224 check_files_in_ws lf      input "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 225
 226 check_files_in_ws lf      false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 227 check_files_in_ws lf      true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 228 check_files_in_ws lf      input "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 229
 230 ###########
 231 #core.autocrlf=input is forbidden with core.eol=crlf
 232 check_files_in_ws crlf    false ""        LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 233 check_files_in_ws crlf    true  ""        CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 234
 235 check_files_in_ws crlf    false "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 236 check_files_in_ws crlf    true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 237
 238 check_files_in_ws crlf    false "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 239 check_files_in_ws crlf    true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 240
 241 check_files_in_ws crlf    false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 242 check_files_in_ws crlf    true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 243
 244 if test_have_prereq MINGW
 245 then
 246 check_files_in_ws ""      false ""        LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 247 check_files_in_ws ""      true  ""        CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 248 check_files_in_ws ""      false "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 249 check_files_in_ws ""      true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 250 check_files_in_ws ""      false "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 251 check_files_in_ws ""      true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 252 check_files_in_ws ""      false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 253 check_files_in_ws ""      true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 254
 255 check_files_in_ws native  false ""        LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 256 check_files_in_ws native  true  ""        CRLF  CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 257 check_files_in_ws native  false "auto"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 258 check_files_in_ws native  true  "auto"    CRLF  CRLF  CRLF         LF_mix_CR    CRLF_nul
 259 check_files_in_ws native  false "text"    LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 260 check_files_in_ws native  true  "text"    CRLF  CRLF  CRLF         CRLF_mix_CR  CRLF_nul
 261 check_files_in_ws native  false "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 262 check_files_in_ws native  true  "-text"   LF    CRLF  CRLF_mix_LF  LF_mix_CR    CRLF_nul
 263 fi
 264
 265 test_done