t/t4018-diff-funcname.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Johannes E. Schindelin
   4 #
   5
   6 test_description='Test custom diff function name patterns'
   7
   8 . ./test-lib.sh
   9
  10 test_expect_success 'setup' '
  11         # a non-trivial custom pattern
  12         git config diff.custom1.funcname "!static
  13 !String
  14 [^      ].*s.*" &&
  15
  16         # a custom pattern which matches to end of line
  17         git config diff.custom2.funcname "......Beer\$" &&
  18
  19         # alternation in pattern
  20         git config diff.custom3.funcname "Beer$" &&
  21         git config diff.custom3.xfuncname "^[   ]*((public|static).*)$" &&
  22
  23         # for regexp compilation tests
  24         echo A >A.java &&
  25         echo B >B.java
  26 '
  27
  28 test_expect_success 'setup: test-tool userdiff' '
  29         # Make sure additions to builtin_drivers are sorted
  30         test_when_finished "rm builtin-drivers.sorted" &&
  31         test-tool userdiff list-builtin-drivers >builtin-drivers &&
  32         test_file_not_empty builtin-drivers &&
  33         sort <builtin-drivers >builtin-drivers.sorted &&
  34         test_cmp builtin-drivers.sorted builtin-drivers &&
  35
  36         # Ditto, but "custom" requires the .git directory and config
  37         # to be setup and read.
  38         test_when_finished "rm custom-drivers.sorted" &&
  39         test-tool userdiff list-custom-drivers >custom-drivers &&
  40         test_file_not_empty custom-drivers &&
  41         sort <custom-drivers >custom-drivers.sorted &&
  42         test_cmp custom-drivers.sorted custom-drivers
  43 '
  44
  45 diffpatterns="
  46         $(cat builtin-drivers)
  47         $(cat custom-drivers)
  48 "
  49
  50 for p in $diffpatterns
  51 do
  52         test_expect_success "builtin $p pattern compiles" '
  53                 echo "*.java diff=$p" >.gitattributes &&
  54                 test_expect_code 1 git diff --no-index \
  55                         A.java B.java 2>msg &&
  56                 test_grep ! fatal msg &&
  57                 test_grep ! error msg
  58         '
  59         test_expect_success "builtin $p wordRegex pattern compiles" '
  60                 echo "*.java diff=$p" >.gitattributes &&
  61                 test_expect_code 1 git diff --no-index --word-diff \
  62                         A.java B.java 2>msg &&
  63                 test_grep ! fatal msg &&
  64                 test_grep ! error msg
  65         '
  66
  67         test_expect_success "builtin $p pattern compiles on bare repo with --attr-source" '
  68                 test_when_finished "rm -rf bare.git" &&
  69                 git checkout -B master &&
  70                 git add . &&
  71                 echo "*.java diff=notexist" >.gitattributes &&
  72                 git add .gitattributes &&
  73                 git commit -am "changing gitattributes" &&
  74                 git checkout -B branchA &&
  75                 echo "*.java diff=$p" >.gitattributes &&
  76                 git add .gitattributes &&
  77                 git commit -am "changing gitattributes" &&
  78                 git clone --bare --no-local . bare.git &&
  79                 git -C bare.git symbolic-ref HEAD refs/heads/master &&
  80                 test_expect_code 1 git -C bare.git --attr-source=branchA \
  81                         diff --exit-code HEAD:A.java HEAD:B.java 2>msg &&
  82                 test_grep ! fatal msg &&
  83                 test_grep ! error msg
  84         '
  85 done
  86
  87 test_expect_success 'last regexp must not be negated' '
  88         echo "*.java diff=java" >.gitattributes &&
  89         test_config diff.java.funcname "!static" &&
  90         test_expect_code 128 git diff --no-index A.java B.java 2>msg &&
  91         test_grep ": Last expression must not be negated:" msg
  92 '
  93
  94 test_expect_success 'setup hunk header tests' '
  95         for i in $diffpatterns
  96         do
  97                 echo "$i-* diff=$i" || return 1
  98         done > .gitattributes &&
  99
 100         # add all test files to the index
 101         (
 102                 cd "$TEST_DIRECTORY"/t4018 &&
 103                 git --git-dir="$TRASH_DIRECTORY/.git" add .
 104         ) &&
 105
 106         # place modified files in the worktree
 107         for i in $(git ls-files)
 108         do
 109                 sed -e "s/ChangeMe/IWasChanged/" <"$TEST_DIRECTORY/t4018/$i" >"$i" || return 1
 110         done
 111 '
 112
 113 # check each individual file
 114 for i in $(git ls-files)
 115 do
 116         test_expect_success "hunk header: $i" "
 117                 git diff -U1 $i >actual &&
 118                 grep '@@ .* @@.*RIGHT' actual
 119         "
 120 done
 121
 122 test_done