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 LF='
  11 '
  12
  13 cat > Beer.java << EOF
  14 public class Beer
  15 {
  16         int special;
  17         public static void main(String args[])
  18         {
  19                 String s=" ";
  20                 for(int x = 99; x > 0; x--)
  21                 {
  22                         System.out.print(x + " bottles of beer on the wall "
  23                                 + x + " bottles of beer\n"
  24                                 + "Take one down, pass it around, " + (x - 1)
  25                                 + " bottles of beer on the wall.\n");
  26                 }
  27                 System.out.print("Go to the store, buy some more,\n"
  28                         + "99 bottles of beer on the wall.\n");
  29         }
  30 }
  31 EOF
  32
  33 sed 's/beer\\/beer,\\/' < Beer.java > Beer-correct.java
  34
  35 builtin_patterns="bibtex cpp csharp fortran html java objc pascal perl php python ruby tex"
  36 for p in $builtin_patterns
  37 do
  38         test_expect_success "builtin $p pattern compiles" '
  39                 echo "*.java diff=$p" >.gitattributes &&
  40                 ! { git diff --no-index Beer.java Beer-correct.java 2>&1 |
  41                         grep "fatal" > /dev/null; }
  42         '
  43         test_expect_success "builtin $p wordRegex pattern compiles" '
  44                 echo "*.java diff=$p" >.gitattributes &&
  45                 ! { git diff --no-index --word-diff \
  46                         Beer.java Beer-correct.java 2>&1 |
  47                         grep "fatal" > /dev/null; }
  48         '
  49 done
  50
  51 test_expect_success 'default behaviour' '
  52         rm -f .gitattributes &&
  53         git diff --no-index Beer.java Beer-correct.java |
  54         grep "^@@.*@@ public class Beer"
  55 '
  56
  57 test_expect_success 'set up .gitattributes declaring drivers to test' '
  58         echo "*.java diff=java" >.gitattributes
  59 '
  60
  61 test_expect_success 'preset java pattern' '
  62         git diff --no-index Beer.java Beer-correct.java |
  63         grep "^@@.*@@ public static void main("
  64 '
  65
  66 git config diff.java.funcname '!static
  67 !String
  68 [^      ].*s.*'
  69
  70 test_expect_success 'custom pattern' '
  71         git diff --no-index Beer.java Beer-correct.java |
  72         grep "^@@.*@@ int special;$"
  73 '
  74
  75 test_expect_success 'last regexp must not be negated' '
  76         git config diff.java.funcname "!static" &&
  77         git diff --no-index Beer.java Beer-correct.java 2>&1 |
  78         grep "fatal: Last expression must not be negated:"
  79 '
  80
  81 test_expect_success 'pattern which matches to end of line' '
  82         git config diff.java.funcname "Beer$" &&
  83         git diff --no-index Beer.java Beer-correct.java |
  84         grep "^@@.*@@ Beer"
  85 '
  86
  87 test_expect_success 'alternation in pattern' '
  88         git config diff.java.xfuncname "^[      ]*((public|static).*)$" &&
  89         git diff --no-index Beer.java Beer-correct.java |
  90         grep "^@@.*@@ public static void main("
  91 '
  92
  93 test_done