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 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
  10 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
  11
  12 . ./test-lib.sh
  13
  14 add_line_into_file()
  15 {
  16     _line=$1
  17     _file=$2
  18
  19     if [ -f "$_file" ]; then
  20         echo "$_line" >> $_file || return $?
  21         MSG="Add <$_line> into <$_file>."
  22     else
  23         echo "$_line" > $_file || return $?
  24         git add $_file || return $?
  25         MSG="Create file <$_file> with <$_line> inside."
  26     fi
  27
  28     test_tick
  29     git commit --quiet -m "$MSG" $_file
  30 }
  31
  32 HASH1=
  33 HASH2=
  34 HASH3=
  35 HASH4=
  36
  37 test_expect_success 'set up basic repo with 1 file (hello) and 4 commits' '
  38         add_line_into_file "1: Hello World" hello &&
  39         HASH1=$(git rev-parse --verify HEAD) &&
  40         add_line_into_file "2: A new day for git" hello &&
  41         HASH2=$(git rev-parse --verify HEAD) &&
  42         add_line_into_file "3: Another new day for git" hello &&
  43         HASH3=$(git rev-parse --verify HEAD) &&
  44         add_line_into_file "4: Ciao for now" hello &&
  45         HASH4=$(git rev-parse --verify HEAD)
  46 '
  47
  48 test_expect_success 'works with one good rev' '
  49         rev_hash1=$(git rev-parse --verify $HASH1) &&
  50         test "$rev_hash1" = "$HASH1" &&
  51         rev_hash2=$(git rev-parse --verify $HASH2) &&
  52         test "$rev_hash2" = "$HASH2" &&
  53         rev_hash3=$(git rev-parse --verify $HASH3) &&
  54         test "$rev_hash3" = "$HASH3" &&
  55         rev_hash4=$(git rev-parse --verify $HASH4) &&
  56         test "$rev_hash4" = "$HASH4" &&
  57         rev_main=$(git rev-parse --verify main) &&
  58         test "$rev_main" = "$HASH4" &&
  59         rev_head=$(git rev-parse --verify HEAD) &&
  60         test "$rev_head" = "$HASH4"
  61 '
  62
  63 test_expect_success 'fails with any bad rev or many good revs' '
  64         test_must_fail git rev-parse --verify 2>error &&
  65         grep "single revision" error &&
  66         test_must_fail git rev-parse --verify foo 2>error &&
  67         grep "single revision" error &&
  68         test_must_fail git rev-parse --verify HEAD bar 2>error &&
  69         grep "single revision" error &&
  70         test_must_fail git rev-parse --verify baz HEAD 2>error &&
  71         grep "single revision" error &&
  72         test_must_fail git rev-parse --verify $HASH2 HEAD 2>error &&
  73         grep "single revision" error
  74 '
  75
  76 test_expect_success 'fails silently when using -q' '
  77         test_must_fail git rev-parse --verify --quiet 2>error &&
  78         test_must_be_empty error &&
  79         test_must_fail git rev-parse -q --verify foo 2>error &&
  80         test_must_be_empty error &&
  81         test_must_fail git rev-parse --verify -q HEAD bar 2>error &&
  82         test_must_be_empty error &&
  83         test_must_fail git rev-parse --quiet --verify baz HEAD 2>error &&
  84         test_must_be_empty error &&
  85         test_must_fail git rev-parse -q --verify $HASH2 HEAD 2>error &&
  86         test_must_be_empty error
  87 '
  88
  89 test_expect_success 'fails silently when using -q with deleted reflogs' '
  90         ref=$(git rev-parse HEAD) &&
  91         git update-ref --create-reflog -m "message for refs/test" refs/test "$ref" &&
  92         git reflog delete --updateref --rewrite refs/test@{1} &&
  93         test_must_fail git rev-parse -q --verify refs/test@{1} >error 2>&1 &&
  94         test_must_be_empty error
  95 '
  96
  97 test_expect_success 'fails silently when using -q with not enough reflogs' '
  98         ref=$(git rev-parse HEAD) &&
  99         git update-ref --create-reflog -m "message for refs/test2" refs/test2 "$ref" &&
 100         test_must_fail git rev-parse -q --verify refs/test2@{999} >error 2>&1 &&
 101         test_must_be_empty error
 102 '
 103
 104 test_expect_success 'succeeds silently with -q and reflogs that do not go far back enough in time' '
 105         ref=$(git rev-parse HEAD) &&
 106         git update-ref --create-reflog -m "message for refs/test3" refs/test3 "$ref" &&
 107         git rev-parse -q --verify refs/test3@{1.year.ago} >actual 2>error &&
 108         test_must_be_empty error &&
 109         echo "$ref" >expect &&
 110         test_cmp expect actual
 111 '
 112
 113 test_expect_success 'no stdout output on error' '
 114         test -z "$(git rev-parse --verify)" &&
 115         test -z "$(git rev-parse --verify foo)" &&
 116         test -z "$(git rev-parse --verify baz HEAD)" &&
 117         test -z "$(git rev-parse --verify HEAD bar)" &&
 118         test -z "$(git rev-parse --verify $HASH2 HEAD)"
 119 '
 120
 121 test_expect_success 'use --default' '
 122         git rev-parse --verify --default main &&
 123         git rev-parse --verify --default main HEAD &&
 124         git rev-parse --default main --verify &&
 125         git rev-parse --default main --verify HEAD &&
 126         git rev-parse --verify HEAD --default main &&
 127         test_must_fail git rev-parse --verify foo --default main &&
 128         test_must_fail git rev-parse --default HEAD --verify bar &&
 129         test_must_fail git rev-parse --verify --default HEAD baz &&
 130         test_must_fail git rev-parse --default foo --verify &&
 131         test_must_fail git rev-parse --verify --default bar
 132 '
 133
 134 test_expect_success 'main@{n} for various n' '
 135         N=$(git reflog | wc -l) &&
 136         Nm1=$(($N-1)) &&
 137         Np1=$(($N+1)) &&
 138         git rev-parse --verify main@{0} &&
 139         git rev-parse --verify main@{1} &&
 140         git rev-parse --verify main@{$Nm1} &&
 141         test_must_fail git rev-parse --verify main@{$N} &&
 142         test_must_fail git rev-parse --verify main@{$Np1}
 143 '
 144
 145 test_expect_success SYMLINKS 'ref resolution not confused by broken symlinks' '
 146         ln -s does-not-exist .git/refs/heads/broken &&
 147         test_must_fail git rev-parse --verify broken
 148 '
 149
 150 test_expect_success 'options can appear after --verify' '
 151         git rev-parse --verify HEAD >expect &&
 152         git rev-parse --verify -q HEAD >actual &&
 153         test_cmp expect actual
 154 '
 155
 156 test_expect_success 'verify respects --end-of-options' '
 157         git update-ref refs/heads/-tricky HEAD &&
 158         git rev-parse --verify HEAD >expect &&
 159         git rev-parse --verify --end-of-options -tricky >actual &&
 160         test_cmp expect actual
 161 '
 162
 163 test_done