t/t1503-rev-parse-verify.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2008 Christian Couder
   4 #
   5 test_description='test git rev-parse --verify'
   6
   7 exec </dev/null
   8
   9 . ./test-lib.sh
  10
  11 add_line_into_file()
  12 {
  13     _line=$1
  14     _file=$2
  15
  16     if [ -f "$_file" ]; then
  17         echo "$_line" >> $_file || return $?
  18         MSG="Add <$_line> into <$_file>."
  19     else
  20         echo "$_line" > $_file || return $?
  21         git add $_file || return $?
  22         MSG="Create file <$_file> with <$_line> inside."
  23     fi
  24
  25     test_tick
  26     git commit --quiet -m "$MSG" $_file
  27 }
  28
  29 HASH1=
  30 HASH2=
  31 HASH3=
  32 HASH4=
  33
  34 test_expect_success 'set up basic repo with 1 file (hello) and 4 commits' '
  35         add_line_into_file "1: Hello World" hello &&
  36         HASH1=$(git rev-parse --verify HEAD) &&
  37         add_line_into_file "2: A new day for git" hello &&
  38         HASH2=$(git rev-parse --verify HEAD) &&
  39         add_line_into_file "3: Another new day for git" hello &&
  40         HASH3=$(git rev-parse --verify HEAD) &&
  41         add_line_into_file "4: Ciao for now" hello &&
  42         HASH4=$(git rev-parse --verify HEAD)
  43 '
  44
  45 test_expect_success 'works with one good rev' '
  46         rev_hash1=$(git rev-parse --verify $HASH1) &&
  47         test "$rev_hash1" = "$HASH1" &&
  48         rev_hash2=$(git rev-parse --verify $HASH2) &&
  49         test "$rev_hash2" = "$HASH2" &&
  50         rev_hash3=$(git rev-parse --verify $HASH3) &&
  51         test "$rev_hash3" = "$HASH3" &&
  52         rev_hash4=$(git rev-parse --verify $HASH4) &&
  53         test "$rev_hash4" = "$HASH4" &&
  54         rev_master=$(git rev-parse --verify master) &&
  55         test "$rev_master" = "$HASH4" &&
  56         rev_head=$(git rev-parse --verify HEAD) &&
  57         test "$rev_head" = "$HASH4"
  58 '
  59
  60 test_expect_success 'fails with any bad rev or many good revs' '
  61         test_must_fail git rev-parse --verify 2>error &&
  62         grep "single revision" error &&
  63         test_must_fail git rev-parse --verify foo 2>error &&
  64         grep "single revision" error &&
  65         test_must_fail git rev-parse --verify HEAD bar 2>error &&
  66         grep "single revision" error &&
  67         test_must_fail git rev-parse --verify baz HEAD 2>error &&
  68         grep "single revision" error &&
  69         test_must_fail git rev-parse --verify $HASH2 HEAD 2>error &&
  70         grep "single revision" error
  71 '
  72
  73 test_expect_success 'fails silently when using -q' '
  74         test_must_fail git rev-parse --verify --quiet 2>error &&
  75         test_must_be_empty error &&
  76         test_must_fail git rev-parse -q --verify foo 2>error &&
  77         test_must_be_empty error &&
  78         test_must_fail git rev-parse --verify -q HEAD bar 2>error &&
  79         test_must_be_empty error &&
  80         test_must_fail git rev-parse --quiet --verify baz HEAD 2>error &&
  81         test_must_be_empty error &&
  82         test_must_fail git rev-parse -q --verify $HASH2 HEAD 2>error &&
  83         test_must_be_empty error
  84 '
  85
  86 test_expect_success 'fails silently when using -q with deleted reflogs' '
  87         ref=$(git rev-parse HEAD) &&
  88         git update-ref --create-reflog -m "message for refs/test" refs/test "$ref" &&
  89         git reflog delete --updateref --rewrite refs/test@{0} &&
  90         test_must_fail git rev-parse -q --verify refs/test@{0} >error 2>&1 &&
  91         test_must_be_empty error
  92 '
  93
  94 test_expect_success 'fails silently when using -q with not enough reflogs' '
  95         ref=$(git rev-parse HEAD) &&
  96         git update-ref --create-reflog -m "message for refs/test2" refs/test2 "$ref" &&
  97         test_must_fail git rev-parse -q --verify refs/test2@{999} >error 2>&1 &&
  98         test_must_be_empty error
  99 '
 100
 101 test_expect_success 'succeeds silently with -q and reflogs that do not go far back enough in time' '
 102         ref=$(git rev-parse HEAD) &&
 103         git update-ref --create-reflog -m "message for refs/test3" refs/test3 "$ref" &&
 104         git rev-parse -q --verify refs/test3@{1.year.ago} >actual 2>error &&
 105         test_must_be_empty error &&
 106         echo "$ref" >expect &&
 107         test_cmp expect actual
 108 '
 109
 110 test_expect_success 'no stdout output on error' '
 111         test -z "$(git rev-parse --verify)" &&
 112         test -z "$(git rev-parse --verify foo)" &&
 113         test -z "$(git rev-parse --verify baz HEAD)" &&
 114         test -z "$(git rev-parse --verify HEAD bar)" &&
 115         test -z "$(git rev-parse --verify $HASH2 HEAD)"
 116 '
 117
 118 test_expect_success 'use --default' '
 119         git rev-parse --verify --default master &&
 120         git rev-parse --verify --default master HEAD &&
 121         git rev-parse --default master --verify &&
 122         git rev-parse --default master --verify HEAD &&
 123         git rev-parse --verify HEAD --default master &&
 124         test_must_fail git rev-parse --verify foo --default master &&
 125         test_must_fail git rev-parse --default HEAD --verify bar &&
 126         test_must_fail git rev-parse --verify --default HEAD baz &&
 127         test_must_fail git rev-parse --default foo --verify &&
 128         test_must_fail git rev-parse --verify --default bar
 129 '
 130
 131 test_expect_success 'master@{n} for various n' '
 132         N=$(git reflog | wc -l) &&
 133         Nm1=$(($N-1)) &&
 134         Np1=$(($N+1)) &&
 135         git rev-parse --verify master@{0} &&
 136         git rev-parse --verify master@{1} &&
 137         git rev-parse --verify master@{$Nm1} &&
 138         test_must_fail git rev-parse --verify master@{$N} &&
 139         test_must_fail git rev-parse --verify master@{$Np1}
 140 '
 141
 142 test_expect_success SYMLINKS 'ref resolution not confused by broken symlinks' '
 143         ln -s does-not-exist .git/refs/heads/broken &&
 144         test_must_fail git rev-parse --verify broken
 145 '
 146
 147 test_done