t/t4009-diff-rename-4.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano
   4 #
   5
   6 test_description='Same rename detection as t4003 but testing diff-raw -z.
   7
   8 '
   9 . ./test-lib.sh
  10 . "$TEST_DIRECTORY"/lib-diff.sh ;# test-lib chdir's into trash
  11
  12 test_expect_success \
  13     'prepare reference tree' \
  14     'cat "$TEST_DIRECTORY"/lib-diff/COPYING >COPYING &&
  15      echo frotz >rezrov &&
  16     git update-index --add COPYING rezrov &&
  17     orig=$(git hash-object COPYING) &&
  18     tree=$(git write-tree) &&
  19     echo $tree'
  20
  21 test_expect_success \
  22     'prepare work tree' \
  23     'sed -e 's/HOWEVER/However/' <COPYING >COPYING.1 &&
  24     sed -e 's/GPL/G.P.L/g' <COPYING >COPYING.2 &&
  25     rm -f COPYING &&
  26     c1=$(git hash-object COPYING.1) &&
  27     c2=$(git hash-object COPYING.2) &&
  28     git update-index --add --remove COPYING COPYING.?'
  29
  30 # tree has COPYING and rezrov.  work tree has COPYING.1 and COPYING.2,
  31 # both are slightly edited, and unchanged rezrov.  We say COPYING.1
  32 # and COPYING.2 are based on COPYING, and do not say anything about
  33 # rezrov.
  34
  35 git diff-index -z -C $tree >current
  36
  37 cat >expected <<EOF
  38 :100644 100644 $orig $c1 C1234
  39 COPYING
  40 COPYING.1
  41 :100644 100644 $orig $c2 R1234
  42 COPYING
  43 COPYING.2
  44 EOF
  45
  46 test_expect_success \
  47     'validate output from rename/copy detection (#1)' \
  48     'compare_diff_raw_z current expected'
  49
  50 ################################################################
  51
  52 test_expect_success \
  53     'prepare work tree again' \
  54     'mv COPYING.2 COPYING &&
  55      git update-index --add --remove COPYING COPYING.1 COPYING.2'
  56
  57 # tree has COPYING and rezrov.  work tree has COPYING and COPYING.1,
  58 # both are slightly edited, and unchanged rezrov.  We say COPYING.1
  59 # is based on COPYING and COPYING is still there, and do not say anything
  60 # about rezrov.
  61
  62 git diff-index -z -C $tree >current
  63 cat >expected <<EOF
  64 :100644 100644 $orig $c2 M
  65 COPYING
  66 :100644 100644 $orig $c1 C1234
  67 COPYING
  68 COPYING.1
  69 EOF
  70
  71 test_expect_success \
  72     'validate output from rename/copy detection (#2)' \
  73     'compare_diff_raw_z current expected'
  74
  75 ################################################################
  76
  77 # tree has COPYING and rezrov.  work tree has the same COPYING and
  78 # copy-edited COPYING.1, and unchanged rezrov.  We should not say
  79 # anything about rezrov or COPYING, since the revised again diff-raw
  80 # nows how to say Copy.
  81
  82 test_expect_success \
  83     'prepare work tree once again' \
  84     'cat "$TEST_DIRECTORY"/lib-diff/COPYING >COPYING &&
  85      git update-index --add --remove COPYING COPYING.1'
  86
  87 git diff-index -z -C --find-copies-harder $tree >current
  88 cat >expected <<EOF
  89 :100644 100644 $orig $c1 C1234
  90 COPYING
  91 COPYING.1
  92 EOF
  93
  94 test_expect_success \
  95     'validate output from rename/copy detection (#3)' \
  96     'compare_diff_raw_z current expected'
  97
  98 test_done