t/t4017-diff-retval.sh

   1 #!/bin/sh
   2
   3 test_description='Return value of diffs'
   4
   5 . ./test-lib.sh
   6
   7 test_expect_success 'setup' '
   8         echo 1 >a &&
   9         git add . &&
  10         git commit -m first &&
  11         echo 2 >b &&
  12         git add . &&
  13         git commit -a -m second
  14 '
  15
  16 test_expect_success 'git diff-tree HEAD^ HEAD' '
  17         git diff-tree --exit-code HEAD^ HEAD
  18         test $? = 1
  19 '
  20 test_expect_success 'git diff-tree HEAD^ HEAD -- a' '
  21         git diff-tree --exit-code HEAD^ HEAD -- a
  22         test $? = 0
  23 '
  24 test_expect_success 'git diff-tree HEAD^ HEAD -- b' '
  25         git diff-tree --exit-code HEAD^ HEAD -- b
  26         test $? = 1
  27 '
  28 test_expect_success 'echo HEAD | git diff-tree --stdin' '
  29         echo $(git rev-parse HEAD) | git diff-tree --exit-code --stdin
  30         test $? = 1
  31 '
  32 test_expect_success 'git diff-tree HEAD HEAD' '
  33         git diff-tree --exit-code HEAD HEAD
  34         test $? = 0
  35 '
  36 test_expect_success 'git diff-files' '
  37         git diff-files --exit-code
  38         test $? = 0
  39 '
  40 test_expect_success 'git diff-index --cached HEAD' '
  41         git diff-index --exit-code --cached HEAD
  42         test $? = 0
  43 '
  44 test_expect_success 'git diff-index --cached HEAD^' '
  45         git diff-index --exit-code --cached HEAD^
  46         test $? = 1
  47 '
  48 test_expect_success 'git diff-index --cached HEAD^' '
  49         echo text >>b &&
  50         echo 3 >c &&
  51         git add . && {
  52                 git diff-index --exit-code --cached HEAD^
  53                 test $? = 1
  54         }
  55 '
  56 test_expect_success 'git diff-tree -Stext HEAD^ HEAD -- b' '
  57         git commit -m "text in b" && {
  58                 git diff-tree -p --exit-code -Stext HEAD^ HEAD -- b
  59                 test $? = 1
  60         }
  61 '
  62 test_expect_success 'git diff-tree -Snot-found HEAD^ HEAD -- b' '
  63         git diff-tree -p --exit-code -Snot-found HEAD^ HEAD -- b
  64         test $? = 0
  65 '
  66 test_expect_success 'git diff-files' '
  67         echo 3 >>c && {
  68                 git diff-files --exit-code
  69                 test $? = 1
  70         }
  71 '
  72 test_expect_success 'git diff-index --cached HEAD' '
  73         git update-index c && {
  74                 git diff-index --exit-code --cached HEAD
  75                 test $? = 1
  76         }
  77 '
  78
  79 test_expect_success '--check --exit-code returns 0 for no difference' '
  80
  81         git diff --check --exit-code
  82
  83 '
  84
  85 test_expect_success '--check --exit-code returns 1 for a clean difference' '
  86
  87         echo "good" > a &&
  88         git diff --check --exit-code
  89         test $? = 1
  90
  91 '
  92
  93 test_expect_success '--check --exit-code returns 3 for a dirty difference' '
  94
  95         echo "bad   " >> a &&
  96         git diff --check --exit-code
  97         test $? = 3
  98
  99 '
 100
 101 test_expect_success '--check with --no-pager returns 2 for dirty difference' '
 102
 103         git --no-pager diff --check
 104         test $? = 2
 105
 106 '
 107
 108
 109 test_expect_success 'check should test not just the last line' '
 110         echo "" >>a &&
 111         git --no-pager diff --check
 112         test $? = 2
 113
 114 '
 115
 116 test_expect_success 'check detects leftover conflict markers' '
 117         git reset --hard &&
 118         git checkout HEAD^ &&
 119         echo binary >>b &&
 120         git commit -m "side" b &&
 121         test_must_fail git merge master &&
 122         git add b && (
 123                 git --no-pager diff --cached --check >test.out
 124                 test $? = 2
 125         ) &&
 126         test "$(grep "conflict marker" test.out | wc -l)" = 3 &&
 127         git reset --hard
 128 '
 129
 130 test_done