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 test_tick
  24
  25 fill () {
  26         for i
  27         do
  28                 echo "$i"
  29         done
  30 }
  31
  32
  33 test_expect_success setup '
  34
  35         fill x y z > same &&
  36         fill 1 2 3 4 5 6 7 8 >one &&
  37         fill a b c d e >two &&
  38         git add same one two &&
  39         git commit -m "Initial A one, A two" &&
  40
  41         git checkout -b renamer &&
  42         rm -f one &&
  43         fill 1 3 4 5 6 7 8 >uno &&
  44         git add uno &&
  45         fill a b c d e f >two &&
  46         git commit -a -m "Renamer R one->uno, M two" &&
  47
  48         git checkout -b side master &&
  49         fill 1 2 3 4 5 6 7 >one &&
  50         fill A B C D E >three &&
  51         rm -f two &&
  52         git update-index --add --remove one two three &&
  53         git commit -m "Side M one, D two, A three" &&
  54
  55         git checkout master
  56 '
  57
  58 test_expect_success "checkout from non-existing branch" '
  59
  60         git checkout -b delete-me master &&
  61         rm .git/refs/heads/delete-me &&
  62         test refs/heads/delete-me = "$(git symbolic-ref HEAD)" &&
  63         git checkout master &&
  64         test refs/heads/master = "$(git symbolic-ref HEAD)"
  65 '
  66
  67 test_expect_success "checkout with dirty tree without -m" '
  68
  69         fill 0 1 2 3 4 5 6 7 8 >one &&
  70         if git checkout side
  71         then
  72                 echo Not happy
  73                 false
  74         else
  75                 echo "happy - failed correctly"
  76         fi
  77
  78 '
  79
  80 test_expect_success "checkout with unrelated dirty tree without -m" '
  81
  82         git checkout -f master &&
  83         fill 0 1 2 3 4 5 6 7 8 >same &&
  84         cp same kept
  85         git checkout side >messages &&
  86         diff -u same kept
  87         (cat > messages.expect <<EOF
  88 M       same
  89 EOF
  90 ) &&
  91         touch messages.expect &&
  92         diff -u messages.expect messages
  93 '
  94
  95 test_expect_success "checkout -m with dirty tree" '
  96
  97         git checkout -f master &&
  98         git clean -f &&
  99
 100         fill 0 1 2 3 4 5 6 7 8 >one &&
 101         git checkout -m side > messages &&
 102
 103         test "$(git symbolic-ref HEAD)" = "refs/heads/side" &&
 104
 105         (cat >expect.messages <<EOF
 106 M       one
 107 EOF
 108 ) &&
 109         diff -u expect.messages messages &&
 110
 111         fill "M one" "A three" "D       two" >expect.master &&
 112         git diff --name-status master >current.master &&
 113         diff -u expect.master current.master &&
 114
 115         fill "M one" >expect.side &&
 116         git diff --name-status side >current.side &&
 117         diff -u expect.side current.side &&
 118
 119         : >expect.index &&
 120         git diff --cached >current.index &&
 121         diff -u expect.index current.index
 122 '
 123
 124 test_expect_success "checkout -m with dirty tree, renamed" '
 125
 126         git checkout -f master && git clean -f &&
 127
 128         fill 1 2 3 4 5 7 8 >one &&
 129         if git checkout renamer
 130         then
 131                 echo Not happy
 132                 false
 133         else
 134                 echo "happy - failed correctly"
 135         fi &&
 136
 137         git checkout -m renamer &&
 138         fill 1 3 4 5 7 8 >expect &&
 139         diff -u expect uno &&
 140         ! test -f one &&
 141         git diff --cached >current &&
 142         ! test -s current
 143
 144 '
 145
 146 test_expect_success 'checkout -m with merge conflict' '
 147
 148         git checkout -f master && git clean -f &&
 149
 150         fill 1 T 3 4 5 6 S 8 >one &&
 151         if git checkout renamer
 152         then
 153                 echo Not happy
 154                 false
 155         else
 156                 echo "happy - failed correctly"
 157         fi &&
 158
 159         git checkout -m renamer &&
 160
 161         git diff master:one :3:uno |
 162         sed -e "1,/^@@/d" -e "/^ /d" -e "s/^-/d/" -e "s/^+/a/" >current &&
 163         fill d2 aT d7 aS >expect &&
 164         diff -u current expect &&
 165         git diff --cached two >current &&
 166         ! test -s current
 167 '
 168
 169 test_expect_success 'checkout to detach HEAD' '
 170
 171         git checkout -f renamer && git clean -f &&
 172         git checkout renamer^ 2>messages &&
 173         (cat >messages.expect <<EOF
 174 Note: moving to "renamer^" which isn'"'"'t a local branch
 175 If you want to create a new branch from this checkout, you may do so
 176 (now or later) by using -b with the checkout command again. Example:
 177   git checkout -b <new_branch_name>
 178 HEAD is now at 7329388... Initial A one, A two
 179 EOF
 180 ) &&
 181         diff -u messages.expect messages &&
 182         H=$(git rev-parse --verify HEAD) &&
 183         M=$(git show-ref -s --verify refs/heads/master) &&
 184         test "z$H" = "z$M" &&
 185         if git symbolic-ref HEAD >/dev/null 2>&1
 186         then
 187                 echo "OOPS, HEAD is still symbolic???"
 188                 false
 189         else
 190                 : happy
 191         fi
 192 '
 193
 194 test_expect_success 'checkout to detach HEAD with branchname^' '
 195
 196         git checkout -f master && git clean -f &&
 197         git checkout renamer^ &&
 198         H=$(git rev-parse --verify HEAD) &&
 199         M=$(git show-ref -s --verify refs/heads/master) &&
 200         test "z$H" = "z$M" &&
 201         if git symbolic-ref HEAD >/dev/null 2>&1
 202         then
 203                 echo "OOPS, HEAD is still symbolic???"
 204                 false
 205         else
 206                 : happy
 207         fi
 208 '
 209
 210 test_expect_success 'checkout to detach HEAD with HEAD^0' '
 211
 212         git checkout -f master && git clean -f &&
 213         git checkout HEAD^0 &&
 214         H=$(git rev-parse --verify HEAD) &&
 215         M=$(git show-ref -s --verify refs/heads/master) &&
 216         test "z$H" = "z$M" &&
 217         if git symbolic-ref HEAD >/dev/null 2>&1
 218         then
 219                 echo "OOPS, HEAD is still symbolic???"
 220                 false
 221         else
 222                 : happy
 223         fi
 224 '
 225
 226 test_expect_success 'checkout with ambiguous tag/branch names' '
 227
 228         git tag both side &&
 229         git branch both master &&
 230         git reset --hard &&
 231         git checkout master &&
 232
 233         git checkout both &&
 234         H=$(git rev-parse --verify HEAD) &&
 235         M=$(git show-ref -s --verify refs/heads/master) &&
 236         test "z$H" = "z$M" &&
 237         name=$(git symbolic-ref HEAD 2>/dev/null) &&
 238         test "z$name" = zrefs/heads/both
 239
 240 '
 241
 242 test_expect_success 'checkout with ambiguous tag/branch names' '
 243
 244         git reset --hard &&
 245         git checkout master &&
 246
 247         git tag frotz side &&
 248         git branch frotz master &&
 249         git reset --hard &&
 250         git checkout master &&
 251
 252         git checkout tags/frotz &&
 253         H=$(git rev-parse --verify HEAD) &&
 254         S=$(git show-ref -s --verify refs/heads/side) &&
 255         test "z$H" = "z$S" &&
 256         if name=$(git symbolic-ref HEAD 2>/dev/null)
 257         then
 258                 echo "Bad -- should have detached"
 259                 false
 260         else
 261                 : happy
 262         fi
 263
 264 '
 265
 266 test_done