t / t4023-diff-rename-typechange.shon commit git am: Display some help text when patch is empty (dc267b1)
   1#!/bin/sh
   2
   3test_description='typechange rename detection'
   4
   5. ./test-lib.sh
   6
   7if ! test_have_prereq SYMLINKS
   8then
   9        say 'Symbolic links not supported, skipping tests.'
  10        test_done
  11fi
  12
  13test_expect_success setup '
  14
  15        rm -f foo bar &&
  16        cat "$TEST_DIRECTORY"/../COPYING >foo &&
  17        ln -s linklink bar &&
  18        git add foo bar &&
  19        git commit -a -m Initial &&
  20        git tag one &&
  21
  22        rm -f foo bar &&
  23        cat "$TEST_DIRECTORY"/../COPYING >bar &&
  24        ln -s linklink foo &&
  25        git add foo bar &&
  26        git commit -a -m Second &&
  27        git tag two &&
  28
  29        rm -f foo bar &&
  30        cat "$TEST_DIRECTORY"/../COPYING >foo &&
  31        git add foo &&
  32        git commit -a -m Third &&
  33        git tag three &&
  34
  35        mv foo bar &&
  36        ln -s linklink foo &&
  37        git add foo bar &&
  38        git commit -a -m Fourth &&
  39        git tag four &&
  40
  41        # This is purely for sanity check
  42
  43        rm -f foo bar &&
  44        cat "$TEST_DIRECTORY"/../COPYING >foo &&
  45        cat "$TEST_DIRECTORY"/../Makefile >bar &&
  46        git add foo bar &&
  47        git commit -a -m Fifth &&
  48        git tag five &&
  49
  50        rm -f foo bar &&
  51        cat "$TEST_DIRECTORY"/../Makefile >foo &&
  52        cat "$TEST_DIRECTORY"/../COPYING >bar &&
  53        git add foo bar &&
  54        git commit -a -m Sixth &&
  55        git tag six
  56
  57'
  58
  59test_expect_success 'cross renames to be detected for regular files' '
  60
  61        git diff-tree five six -r --name-status -B -M | sort >actual &&
  62        {
  63                echo "R100      foo     bar"
  64                echo "R100      bar     foo"
  65        } | sort >expect &&
  66        test_cmp expect actual
  67
  68'
  69
  70test_expect_success 'cross renames to be detected for typechange' '
  71
  72        git diff-tree one two -r --name-status -B -M | sort >actual &&
  73        {
  74                echo "R100      foo     bar"
  75                echo "R100      bar     foo"
  76        } | sort >expect &&
  77        test_cmp expect actual
  78
  79'
  80
  81test_expect_success 'moves and renames' '
  82
  83        git diff-tree three four -r --name-status -B -M | sort >actual &&
  84        {
  85                echo "R100      foo     bar"
  86                echo "T100      foo"
  87        } | sort >expect &&
  88        test_cmp expect actual
  89
  90'
  91
  92test_done