t/t4000-diff-format.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano
   4 #
   5
   6 test_description='Test built-in diff output engine.
   7
   8 We happen to know that all diff plumbing and diff Porcelain share the
   9 same command line parser, so testing one should be sufficient; pick
  10 diff-files as a representative.
  11 '
  12
  13 TEST_PASSES_SANITIZE_LEAK=true
  14 . ./test-lib.sh
  15 . "$TEST_DIRECTORY"/lib-diff.sh
  16
  17 echo >path0 'Line 1
  18 Line 2
  19 line 3'
  20 cat path0 >path1
  21 chmod +x path1
  22 mkdir path2
  23 >path2/path3
  24
  25 test_expect_success 'update-index --add two files with and without +x.' '
  26         git update-index --add path0 path1 path2/path3
  27 '
  28
  29 mv path0 path0-
  30 sed -e 's/line/Line/' <path0- >path0
  31 chmod +x path0
  32 rm -f path1
  33 test_expect_success 'git diff-files -p after editing work tree.' '
  34         git diff-files -p >actual
  35 '
  36
  37 # that's as far as it comes
  38 if [ "$(git config --get core.filemode)" = false ]
  39 then
  40         say 'filemode disabled on the filesystem'
  41         test_done
  42 fi
  43
  44 cat >expected <<\EOF
  45 diff --git a/path0 b/path0
  46 old mode 100644
  47 new mode 100755
  48 --- a/path0
  49 +++ b/path0
  50 @@ -1,3 +1,3 @@
  51  Line 1
  52  Line 2
  53 -line 3
  54 +Line 3
  55 diff --git a/path1 b/path1
  56 deleted file mode 100755
  57 --- a/path1
  58 +++ /dev/null
  59 @@ -1,3 +0,0 @@
  60 -Line 1
  61 -Line 2
  62 -line 3
  63 EOF
  64
  65 test_expect_success 'validate git diff-files -p output.' '
  66         compare_diff_patch expected actual
  67 '
  68
  69 test_expect_success 'git diff-files -s after editing work tree' '
  70         git diff-files -s >actual 2>err &&
  71         test_must_be_empty actual &&
  72         test_must_be_empty err
  73 '
  74
  75 test_expect_success 'git diff-files --no-patch as synonym for -s' '
  76         git diff-files --no-patch >actual 2>err &&
  77         test_must_be_empty actual &&
  78         test_must_be_empty err
  79 '
  80
  81 test_expect_success 'git diff-files --no-patch --patch shows the patch' '
  82         git diff-files --no-patch --patch >actual &&
  83         compare_diff_patch expected actual
  84 '
  85
  86 test_expect_success 'git diff-files --no-patch --patch-with-raw shows the patch and raw data' '
  87         git diff-files --no-patch --patch-with-raw >actual &&
  88         grep -q "^:100644 100755 .* $ZERO_OID M path0\$" actual &&
  89         tail -n +4 actual >actual-patch &&
  90         compare_diff_patch expected actual-patch
  91 '
  92
  93 test_expect_success 'git diff-files --patch --no-patch does not show the patch' '
  94         git diff-files --patch --no-patch >actual 2>err &&
  95         test_must_be_empty actual &&
  96         test_must_be_empty err
  97 '
  98
  99
 100 # Smudge path2/path3 so that dirstat has something to show
 101 date >path2/path3
 102
 103 for format in stat raw numstat shortstat summary \
 104         dirstat cumulative dirstat-by-file \
 105         patch-with-raw patch-with-stat compact-summary
 106 do
 107         test_expect_success "--no-patch in 'git diff-files --no-patch --$format' is a no-op" '
 108                 git diff-files --no-patch "--$format" >actual &&
 109                 git diff-files "--$format" >expect &&
 110                 test_cmp expect actual
 111         '
 112
 113         test_expect_success "--no-patch clears all previous ones" '
 114                 git diff-files --$format -s -p >actual &&
 115                 git diff-files -p >expect &&
 116                 test_cmp expect actual
 117         '
 118
 119         test_expect_success "--no-patch in 'git diff --no-patch --$format' is a no-op" '
 120                 git diff --no-patch "--$format" >actual &&
 121                 git diff "--$format" >expect &&
 122                 test_cmp expect actual
 123         '
 124 done
 125
 126 test_done