t/t4029-diff-trailing-space.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) Jim Meyering
   4 #
   5 test_description='diff honors config option, diff.suppressBlankEmpty'
   6
   7 . ./test-lib.sh
   8
   9 cat <<\EOF >expected ||
  10 diff --git a/f b/f
  11 index 5f6a263..8cb8bae 100644
  12 --- a/f
  13 +++ b/f
  14 @@ -1,2 +1,2 @@
  15
  16 -x
  17 +y
  18 EOF
  19 exit 1
  20
  21 test_expect_success "$test_description" '
  22         printf "\nx\n" > f &&
  23         before=$(git hash-object f) &&
  24         before=$(git rev-parse --short $before) &&
  25         git add f &&
  26         git commit -q -m. f &&
  27         printf "\ny\n" > f &&
  28         after=$(git hash-object f) &&
  29         after=$(git rev-parse --short $after) &&
  30         sed -e "s/^index .*/index $before..$after 100644/" expected >exp &&
  31         git config --bool diff.suppressBlankEmpty true &&
  32         git diff f > actual &&
  33         test_cmp exp actual &&
  34         perl -i.bak -p -e "s/^\$/ /" exp &&
  35         git config --bool diff.suppressBlankEmpty false &&
  36         git diff f > actual &&
  37         test_cmp exp actual &&
  38         git config --bool --unset diff.suppressBlankEmpty &&
  39         git diff f > actual &&
  40         test_cmp exp actual
  41 '
  42
  43 test_done