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