Andrew's git - gitweb.git/blob - t/t7008-grep-binary.sh

   1#!/bin/sh
   2
   3test_description='git grep in binary files'
   4
   5. ./test-lib.sh
   6
   7nul_match () {
   8        matches=$1
   9        flags=$2
  10        pattern=$3
  11        pattern_human=$(echo "$pattern" | sed 's/Q/<NUL>/g')
  12
  13        if test "$matches" = 1
  14        then
  15                test_expect_success "git grep -f f $flags '$pattern_human' a" "
  16                        printf '$pattern' | q_to_nul >f &&
  17                        git grep -f f $flags a
  18                "
  19        elif test "$matches" = 0
  20        then
  21                test_expect_success "git grep -f f $flags '$pattern_human' a" "
  22                        printf '$pattern' | q_to_nul >f &&
  23                        test_must_fail git grep -f f $flags a
  24                "
  25        else
  26                test_expect_success "PANIC: Test framework error. Unknown matches value $matches" 'false'
  27        fi
  28}
  29
  30test_expect_success 'setup' "
  31        echo 'binaryQfileQm[*]cQ*æQð' | q_to_nul >a &&
  32        git add a &&
  33        git commit -m.
  34"
  35
  36test_expect_success 'git grep ina a' '
  37        echo Binary file a matches >expect &&
  38        git grep ina a >actual &&
  39        test_cmp expect actual
  40'
  41
  42test_expect_success 'git grep -ah ina a' '
  43        git grep -ah ina a >actual &&
  44        test_cmp a actual
  45'
  46
  47test_expect_success 'git grep -I ina a' '
  48        : >expect &&
  49        test_must_fail git grep -I ina a >actual &&
  50        test_cmp expect actual
  51'
  52
  53test_expect_success 'git grep -c ina a' '
  54        echo a:1 >expect &&
  55        git grep -c ina a >actual &&
  56        test_cmp expect actual
  57'
  58
  59test_expect_success 'git grep -l ina a' '
  60        echo a >expect &&
  61        git grep -l ina a >actual &&
  62        test_cmp expect actual
  63'
  64
  65test_expect_success 'git grep -L bar a' '
  66        echo a >expect &&
  67        git grep -L bar a >actual &&
  68        test_cmp expect actual
  69'
  70
  71test_expect_success 'git grep -q ina a' '
  72        : >expect &&
  73        git grep -q ina a >actual &&
  74        test_cmp expect actual
  75'
  76
  77test_expect_success 'git grep -F ile a' '
  78        git grep -F ile a
  79'
  80
  81test_expect_success 'git grep -Fi iLE a' '
  82        git grep -Fi iLE a
  83'
  84
  85# This test actually passes on platforms where regexec() supports the
  86# flag REG_STARTEND.
  87test_expect_success 'git grep ile a' '
  88        git grep ile a
  89'
  90
  91test_expect_failure 'git grep .fi a' '
  92        git grep .fi a
  93'
  94
  95nul_match 1 '-F' 'yQf'
  96nul_match 0 '-F' 'yQx'
  97nul_match 1 '-Fi' 'YQf'
  98nul_match 0 '-Fi' 'YQx'
  99nul_match 1 '' 'yQf'
 100nul_match 0 '' 'yQx'
 101
 102test_expect_success 'grep respects binary diff attribute' '
 103        echo text >t &&
 104        git add t &&
 105        echo t:text >expect &&
 106        git grep text t >actual &&
 107        test_cmp expect actual &&
 108        echo "t -diff" >.gitattributes &&
 109        echo "Binary file t matches" >expect &&
 110        git grep text t >actual &&
 111        test_cmp expect actual
 112'
 113
 114test_expect_success 'grep --cached respects binary diff attribute' '
 115        git grep --cached text t >actual &&
 116        test_cmp expect actual
 117'
 118
 119test_expect_success 'grep --cached respects binary diff attribute (2)' '
 120        git add .gitattributes &&
 121        rm .gitattributes &&
 122        git grep --cached text t >actual &&
 123        test_when_finished "git rm --cached .gitattributes" &&
 124        test_when_finished "git checkout .gitattributes" &&
 125        test_cmp expect actual
 126'
 127
 128test_expect_success 'grep revision respects binary diff attribute' '
 129        git commit -m new &&
 130        echo "Binary file HEAD:t matches" >expect &&
 131        git grep text HEAD -- t >actual &&
 132        test_when_finished "git reset HEAD^" &&
 133        test_cmp expect actual
 134'
 135
 136test_expect_success 'grep respects not-binary diff attribute' '
 137        echo binQary | q_to_nul >b &&
 138        git add b &&
 139        echo "Binary file b matches" >expect &&
 140        git grep bin b >actual &&
 141        test_cmp expect actual &&
 142        echo "b diff" >.gitattributes &&
 143        echo "b:binQary" >expect &&
 144        git grep bin b >actual.raw &&
 145        nul_to_q <actual.raw >actual &&
 146        test_cmp expect actual
 147'
 148
 149cat >nul_to_q_textconv <<'EOF'
 150#!/bin/sh
 151"$PERL_PATH" -pe 'y/\000/Q/' < "$1"
 152EOF
 153chmod +x nul_to_q_textconv
 154
 155test_expect_success 'setup textconv filters' '
 156        echo a diff=foo >.gitattributes &&
 157        git config diff.foo.textconv "\"$(pwd)\""/nul_to_q_textconv
 158'
 159
 160test_expect_success 'grep does not honor textconv' '
 161        test_must_fail git grep Qfile
 162'
 163
 164test_expect_success 'grep --textconv honors textconv' '
 165        echo "a:binaryQfileQm[*]cQ*æQð" >expect &&
 166        git grep --textconv Qfile >actual &&
 167        test_cmp expect actual
 168'
 169
 170test_expect_success 'grep --no-textconv does not honor textconv' '
 171        test_must_fail git grep --no-textconv Qfile
 172'
 173
 174test_expect_success 'grep --textconv blob honors textconv' '
 175        echo "HEAD:a:binaryQfileQm[*]cQ*æQð" >expect &&
 176        git grep --textconv Qfile HEAD:a >actual &&
 177        test_cmp expect actual
 178'
 179
 180test_done