| 1 | #!/bin/sh |
| 2 | |
| 3 | test_description='git grep with a binary pattern files' |
| 4 | |
| 5 | . ./lib-gettext.sh |
| 6 | |
| 7 | nul_match_internal () { |
| 8 | matches=$1 |
| 9 | prereqs=$2 |
| 10 | lc_all=$3 |
| 11 | extra_flags=$4 |
| 12 | flags=$5 |
| 13 | pattern=$6 |
| 14 | pattern_human=$(echo "$pattern" | sed 's/Q/<NUL>/g') |
| 15 | |
| 16 | if test "$matches" = 1 |
| 17 | then |
| 18 | test_expect_success $prereqs "LC_ALL='$lc_all' git grep $extra_flags -f f $flags '$pattern_human' a" " |
| 19 | printf '$pattern' | q_to_nul >f && |
| 20 | LC_ALL='$lc_all' git grep $extra_flags -f f $flags a |
| 21 | " |
| 22 | elif test "$matches" = 0 |
| 23 | then |
| 24 | test_expect_success $prereqs "LC_ALL='$lc_all' git grep $extra_flags -f f $flags '$pattern_human' a" " |
| 25 | >stderr && |
| 26 | printf '$pattern' | q_to_nul >f && |
| 27 | test_must_fail env LC_ALL=\"$lc_all\" git grep $extra_flags -f f $flags a 2>stderr && |
| 28 | test_grep ! 'This is only supported with -P under PCRE v2' stderr |
| 29 | " |
| 30 | elif test "$matches" = P |
| 31 | then |
| 32 | test_expect_success $prereqs "error, PCRE v2 only: LC_ALL='$lc_all' git grep -f f $flags '$pattern_human' a" " |
| 33 | >stderr && |
| 34 | printf '$pattern' | q_to_nul >f && |
| 35 | test_must_fail env LC_ALL=\"$lc_all\" git grep -f f $flags a 2>stderr && |
| 36 | test_grep 'This is only supported with -P under PCRE v2' stderr |
| 37 | " |
| 38 | else |
| 39 | test_expect_success "PANIC: Test framework error. Unknown matches value $matches" 'false' |
| 40 | fi |
| 41 | } |
| 42 | |
| 43 | nul_match () { |
| 44 | matches=$1 |
| 45 | matches_pcre2=$2 |
| 46 | matches_pcre2_locale=$3 |
| 47 | flags=$4 |
| 48 | pattern=$5 |
| 49 | pattern_human=$(echo "$pattern" | sed 's/Q/<NUL>/g') |
| 50 | |
| 51 | nul_match_internal "$matches" "" "C" "" "$flags" "$pattern" |
| 52 | nul_match_internal "$matches_pcre2" "LIBPCRE2" "C" "-P" "$flags" "$pattern" |
| 53 | nul_match_internal "$matches_pcre2_locale" "LIBPCRE2,GETTEXT_LOCALE" "$is_IS_locale" "-P" "$flags" "$pattern" |
| 54 | } |
| 55 | |
| 56 | test_expect_success 'setup' " |
| 57 | echo 'binaryQfileQm[*]cQ*æQð' | q_to_nul >a && |
| 58 | git add a && |
| 59 | git commit -m. |
| 60 | " |
| 61 | |
| 62 | # Simple fixed-string matching |
| 63 | nul_match P P P '-F' 'yQf' |
| 64 | nul_match P P P '-F' 'yQx' |
| 65 | nul_match P P P '-Fi' 'YQf' |
| 66 | nul_match P P P '-Fi' 'YQx' |
| 67 | nul_match P P 1 '' 'yQf' |
| 68 | nul_match P P 0 '' 'yQx' |
| 69 | nul_match P P 1 '' 'æQð' |
| 70 | nul_match P P P '-F' 'eQm[*]c' |
| 71 | nul_match P P P '-Fi' 'EQM[*]C' |
| 72 | |
| 73 | # Regex patterns that would match but shouldn't with -F |
| 74 | nul_match P P P '-F' 'yQ[f]' |
| 75 | nul_match P P P '-F' '[y]Qf' |
| 76 | nul_match P P P '-Fi' 'YQ[F]' |
| 77 | nul_match P P P '-Fi' '[Y]QF' |
| 78 | nul_match P P P '-F' 'æQ[ð]' |
| 79 | nul_match P P P '-F' '[æ]Qð' |
| 80 | |
| 81 | # Matching pattern and subject case with -i |
| 82 | nul_match P 1 1 '-i' '[æ]Qð' |
| 83 | |
| 84 | # ...PCRE v2 only matches non-ASCII with -i casefolding under UTF-8 |
| 85 | # semantics |
| 86 | nul_match P P P '-Fi' 'ÆQ[Ð]' |
| 87 | nul_match P 0 1 '-i' 'ÆQ[Ð]' |
| 88 | nul_match P 0 1 '-i' '[Æ]QÐ' |
| 89 | nul_match P 0 1 '-i' '[Æ]Qð' |
| 90 | nul_match P 0 1 '-i' 'ÆQÐ' |
| 91 | |
| 92 | # \0 in regexes can only work with -P & PCRE v2 |
| 93 | nul_match P P 1 '' 'yQ[f]' |
| 94 | nul_match P P 1 '' '[y]Qf' |
| 95 | nul_match P P 1 '-i' 'YQ[F]' |
| 96 | nul_match P P 1 '-i' '[Y]Qf' |
| 97 | nul_match P P 1 '' 'æQ[ð]' |
| 98 | nul_match P P 1 '' '[æ]Qð' |
| 99 | nul_match P P 1 '-i' 'ÆQ[Ð]' |
| 100 | nul_match P P 1 '' 'eQm.*cQ' |
| 101 | nul_match P P 1 '-i' 'EQM.*cQ' |
| 102 | nul_match P P 0 '' 'eQm[*]c' |
| 103 | nul_match P P 0 '-i' 'EQM[*]C' |
| 104 | |
| 105 | # Assert that we're using REG_STARTEND and the pattern doesn't match |
| 106 | # just because it's cut off at the first \0. |
| 107 | nul_match P P 0 '-i' 'NOMATCHQð' |
| 108 | nul_match P P 0 '-i' '[Æ]QNOMATCH' |
| 109 | nul_match P P 0 '-i' '[æ]QNOMATCH' |
| 110 | |
| 111 | # Ensure that the matcher doesn't regress to something that stops at |
| 112 | # \0 |
| 113 | nul_match P P P '-F' 'yQ[f]' |
| 114 | nul_match P P P '-Fi' 'YQ[F]' |
| 115 | nul_match P P 0 '' 'yQNOMATCH' |
| 116 | nul_match P P 0 '' 'QNOMATCH' |
| 117 | nul_match P P 0 '-i' 'YQNOMATCH' |
| 118 | nul_match P P 0 '-i' 'QNOMATCH' |
| 119 | nul_match P P P '-F' 'æQ[ð]' |
| 120 | nul_match P P P '-Fi' 'ÆQ[Ð]' |
| 121 | nul_match P P 1 '-i' 'ÆQ[Ð]' |
| 122 | nul_match P P 0 '' 'yQNÓMATCH' |
| 123 | nul_match P P 0 '' 'QNÓMATCH' |
| 124 | nul_match P P 0 '-i' 'YQNÓMATCH' |
| 125 | nul_match P P 0 '-i' 'QNÓMATCH' |
| 126 | |
| 127 | test_done |