t/t7201-co.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2006 Junio C Hamano
   4 #
   5
   6 test_description='git-checkout tests.
   7
   8 Creates master, forks renamer and side branches from it.
   9 Test switching across them.
  10
  11   ! [master] Initial A one, A two
  12    * [renamer] Renamer R one->uno, M two
  13     ! [side] Side M one, D two, A three
  14   ---
  15     + [side] Side M one, D two, A three
  16    *  [renamer] Renamer R one->uno, M two
  17   +*+ [master] Initial A one, A two
  18
  19 '
  20
  21 . ./test-lib.sh
  22
  23 fill () {
  24         for i
  25         do
  26                 echo "$i"
  27         done
  28 }
  29
  30
  31 test_expect_success setup '
  32
  33         fill 1 2 3 4 5 6 7 8 >one &&
  34         fill a b c d e >two &&
  35         git add one two &&
  36         git commit -m "Initial A one, A two" &&
  37
  38         git checkout -b renamer &&
  39         rm -f one &&
  40         fill 1 3 4 5 6 7 8 >uno &&
  41         git add uno &&
  42         fill a b c d e f >two &&
  43         git commit -a -m "Renamer R one->uno, M two" &&
  44
  45         git checkout -b side master &&
  46         fill 1 2 3 4 5 6 7 >one &&
  47         fill A B C D E >three &&
  48         rm -f two &&
  49         git update-index --add --remove one two three &&
  50         git commit -m "Side M one, D two, A three" &&
  51
  52         git checkout master
  53 '
  54
  55 test_expect_success "checkout from non-existing branch" '
  56
  57         git checkout -b delete-me master &&
  58         rm .git/refs/heads/delete-me &&
  59         test refs/heads/delete-me = "$(git symbolic-ref HEAD)" &&
  60         git checkout master &&
  61         test refs/heads/master = "$(git symbolic-ref HEAD)"
  62 '
  63
  64 test_expect_success "checkout with dirty tree without -m" '
  65
  66         fill 0 1 2 3 4 5 6 7 8 >one &&
  67         if git checkout side
  68         then
  69                 echo Not happy
  70                 false
  71         else
  72                 echo "happy - failed correctly"
  73         fi
  74
  75 '
  76
  77 test_expect_success "checkout -m with dirty tree" '
  78
  79         git checkout -f master &&
  80         git clean -f &&
  81
  82         fill 0 1 2 3 4 5 6 7 8 >one &&
  83         git checkout -m side &&
  84
  85         test "$(git symbolic-ref HEAD)" = "refs/heads/side" &&
  86
  87         fill "M one" "A three" "D       two" >expect.master &&
  88         git diff --name-status master >current.master &&
  89         diff expect.master current.master &&
  90
  91         fill "M one" >expect.side &&
  92         git diff --name-status side >current.side &&
  93         diff expect.side current.side &&
  94
  95         : >expect.index &&
  96         git diff --cached >current.index &&
  97         diff expect.index current.index
  98 '
  99
 100 test_expect_success "checkout -m with dirty tree, renamed" '
 101
 102         git checkout -f master && git clean -f &&
 103
 104         fill 1 2 3 4 5 7 8 >one &&
 105         if git checkout renamer
 106         then
 107                 echo Not happy
 108                 false
 109         else
 110                 echo "happy - failed correctly"
 111         fi &&
 112
 113         git checkout -m renamer &&
 114         fill 1 3 4 5 7 8 >expect &&
 115         diff expect uno &&
 116         ! test -f one &&
 117         git diff --cached >current &&
 118         ! test -s current
 119
 120 '
 121
 122 test_expect_success 'checkout -m with merge conflict' '
 123
 124         git checkout -f master && git clean -f &&
 125
 126         fill 1 T 3 4 5 6 S 8 >one &&
 127         if git checkout renamer
 128         then
 129                 echo Not happy
 130                 false
 131         else
 132                 echo "happy - failed correctly"
 133         fi &&
 134
 135         git checkout -m renamer &&
 136
 137         git diff master:one :3:uno |
 138         sed -e "1,/^@@/d" -e "/^ /d" -e "s/^-/d/" -e "s/^+/a/" >current &&
 139         fill d2 aT d7 aS >expect &&
 140         diff current expect &&
 141         git diff --cached two >current &&
 142         ! test -s current
 143 '
 144
 145 test_expect_success 'checkout to detach HEAD' '
 146
 147         git checkout -f renamer && git clean -f &&
 148         git checkout renamer^ &&
 149         H=$(git rev-parse --verify HEAD) &&
 150         M=$(git show-ref -s --verify refs/heads/master) &&
 151         test "z$H" = "z$M" &&
 152         if git symbolic-ref HEAD >/dev/null 2>&1
 153         then
 154                 echo "OOPS, HEAD is still symbolic???"
 155                 false
 156         else
 157                 : happy
 158         fi
 159 '
 160
 161 test_expect_success 'checkout to detach HEAD with branchname^' '
 162
 163         git checkout -f master && git clean -f &&
 164         git checkout renamer^ &&
 165         H=$(git rev-parse --verify HEAD) &&
 166         M=$(git show-ref -s --verify refs/heads/master) &&
 167         test "z$H" = "z$M" &&
 168         if git symbolic-ref HEAD >/dev/null 2>&1
 169         then
 170                 echo "OOPS, HEAD is still symbolic???"
 171                 false
 172         else
 173                 : happy
 174         fi
 175 '
 176
 177 test_expect_success 'checkout to detach HEAD with HEAD^0' '
 178
 179         git checkout -f master && git clean -f &&
 180         git checkout HEAD^0 &&
 181         H=$(git rev-parse --verify HEAD) &&
 182         M=$(git show-ref -s --verify refs/heads/master) &&
 183         test "z$H" = "z$M" &&
 184         if git symbolic-ref HEAD >/dev/null 2>&1
 185         then
 186                 echo "OOPS, HEAD is still symbolic???"
 187                 false
 188         else
 189                 : happy
 190         fi
 191 '
 192
 193 test_expect_success 'checkout with ambiguous tag/branch names' '
 194
 195         git tag both side &&
 196         git branch both master &&
 197         git reset --hard &&
 198         git checkout master &&
 199
 200         git checkout both &&
 201         H=$(git rev-parse --verify HEAD) &&
 202         M=$(git show-ref -s --verify refs/heads/master) &&
 203         test "z$H" = "z$M" &&
 204         name=$(git symbolic-ref HEAD 2>/dev/null) &&
 205         test "z$name" = zrefs/heads/both
 206
 207 '
 208
 209 test_expect_success 'checkout with ambiguous tag/branch names' '
 210
 211         git reset --hard &&
 212         git checkout master &&
 213
 214         git tag frotz side &&
 215         git branch frotz master &&
 216         git reset --hard &&
 217         git checkout master &&
 218
 219         git checkout tags/frotz &&
 220         H=$(git rev-parse --verify HEAD) &&
 221         S=$(git show-ref -s --verify refs/heads/side) &&
 222         test "z$H" = "z$S" &&
 223         if name=$(git symbolic-ref HEAD 2>/dev/null)
 224         then
 225                 echo "Bad -- should have detached"
 226                 false
 227         else
 228                 : happy
 229         fi
 230
 231 '
 232
 233 test_done