t/t4210-log-i18n.sh

   1 #!/bin/sh
   2
   3 test_description='test log with i18n features'
   4 . ./lib-gettext.sh
   5
   6 # two forms of é
   7 utf8_e=$(printf '\303\251')
   8 latin1_e=$(printf '\351')
   9
  10 # invalid UTF-8
  11 invalid_e=$(printf '\303\50)') # ")" at end to close opening "("
  12
  13 have_reg_illseq=
  14 if test_have_prereq GETTEXT_LOCALE &&
  15         ! LC_ALL=$is_IS_locale test-tool regex --silent $latin1_e
  16 then
  17         have_reg_illseq=1
  18 fi
  19
  20 test_expect_success 'create commits in different encodings' '
  21         test_tick &&
  22         cat >msg <<-EOF &&
  23         utf8
  24
  25         t${utf8_e}st
  26         EOF
  27         git add msg &&
  28         git -c i18n.commitencoding=utf8 commit -F msg &&
  29         cat >msg <<-EOF &&
  30         latin1
  31
  32         t${latin1_e}st
  33         EOF
  34         git add msg &&
  35         git -c i18n.commitencoding=ISO-8859-1 commit -F msg
  36 '
  37
  38 test_expect_success 'log --grep searches in log output encoding (utf8)' '
  39         cat >expect <<-\EOF &&
  40         latin1
  41         utf8
  42         EOF
  43         git log --encoding=utf8 --format=%s --grep=$utf8_e >actual &&
  44         test_cmp expect actual
  45 '
  46
  47 test_expect_success !MINGW 'log --grep searches in log output encoding (latin1)' '
  48         cat >expect <<-\EOF &&
  49         latin1
  50         utf8
  51         EOF
  52         git log --encoding=ISO-8859-1 --format=%s --grep=$latin1_e >actual &&
  53         test_cmp expect actual
  54 '
  55
  56 test_expect_success !MINGW 'log --grep does not find non-reencoded values (utf8)' '
  57         git log --encoding=utf8 --format=%s --grep=$latin1_e >actual &&
  58         test_must_be_empty actual
  59 '
  60
  61 test_expect_success 'log --grep does not find non-reencoded values (latin1)' '
  62         git log --encoding=ISO-8859-1 --format=%s --grep=$utf8_e >actual &&
  63         test_must_be_empty actual
  64 '
  65
  66 triggers_undefined_behaviour () {
  67         local engine=$1
  68
  69         case $engine in
  70         fixed)
  71                 if test -n "$have_reg_illseq" &&
  72                         ! test_have_prereq LIBPCRE2
  73                 then
  74                         return 0
  75                 fi
  76                 ;;
  77         basic|extended)
  78                 if test -n "$have_reg_illseq"
  79                 then
  80                         return 0
  81                 fi
  82                 ;;
  83         esac
  84         return 1
  85 }
  86
  87 mismatched_git_log () {
  88         local pattern=$1
  89
  90         LC_ALL=$is_IS_locale git log --encoding=ISO-8859-1 --format=%s \
  91                 --grep=$pattern
  92 }
  93
  94 for engine in fixed basic extended perl
  95 do
  96         prereq=
  97         if test $engine = "perl"
  98         then
  99                 prereq=PCRE
 100         fi
 101         force_regex=
 102         if test $engine != "fixed"
 103         then
 104                 force_regex='.*'
 105         fi
 106
 107         test_expect_success $prereq "config grep.patternType=$engine" "
 108                 git config grep.patternType $engine
 109         "
 110
 111         test_expect_success GETTEXT_LOCALE,$prereq "log --grep does not find non-reencoded values (latin1 + locale)" "
 112                 mismatched_git_log '$force_regex$utf8_e' >actual &&
 113                 test_must_be_empty actual
 114         "
 115
 116         if ! triggers_undefined_behaviour $engine
 117         then
 118                 test_expect_success !MINGW,GETTEXT_LOCALE,$prereq "log --grep searches in log output encoding (latin1 + locale)" "
 119                         cat >expect <<-\EOF &&
 120                         latin1
 121                         utf8
 122                         EOF
 123                         mismatched_git_log '$force_regex$latin1_e' >actual &&
 124                         test_cmp expect actual
 125                 "
 126
 127                 test_expect_success GETTEXT_LOCALE,$prereq "log --grep does not die on invalid UTF-8 value (latin1 + locale + invalid needle)" "
 128                         mismatched_git_log '$force_regex$invalid_e' >actual &&
 129                         test_must_be_empty actual
 130                 "
 131         fi
 132 done
 133
 134 test_expect_success 'log shows warning when conversion fails' '
 135         enc=this-encoding-does-not-exist &&
 136         git log -1 --encoding=$enc 2>err &&
 137         echo "warning: unable to reencode commit to ${SQ}${enc}${SQ}" >expect &&
 138         test_cmp expect err
 139 '
 140
 141 test_done