t/t4056-diff-order.sh

   1 #!/bin/sh
   2
   3 test_description='diff order'
   4
   5 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   6 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   7
   8 . ./test-lib.sh
   9
  10 create_files () {
  11         echo "$1" >a.h &&
  12         echo "$1" >b.c &&
  13         echo "$1" >c/Makefile &&
  14         echo "$1" >d.txt &&
  15         git add a.h b.c c/Makefile d.txt &&
  16         git commit -m"$1"
  17 }
  18
  19 test_expect_success 'setup' '
  20         mkdir c &&
  21         create_files 1 &&
  22         create_files 2 &&
  23
  24         cat >order_file_1 <<-\EOF &&
  25         *Makefile
  26         *.txt
  27         *.h
  28         EOF
  29
  30         cat >order_file_2 <<-\EOF &&
  31         *Makefile
  32         *.h
  33         *.c
  34         EOF
  35
  36         cat >expect_none <<-\EOF &&
  37         a.h
  38         b.c
  39         c/Makefile
  40         d.txt
  41         EOF
  42
  43         cat >expect_1 <<-\EOF &&
  44         c/Makefile
  45         d.txt
  46         a.h
  47         b.c
  48         EOF
  49
  50         cat >expect_2 <<-\EOF
  51         c/Makefile
  52         a.h
  53         b.c
  54         d.txt
  55         EOF
  56 '
  57
  58 test_expect_success "no order (=tree object order)" '
  59         git diff --name-only HEAD^..HEAD >actual &&
  60         test_cmp expect_none actual
  61 '
  62
  63 test_expect_success 'missing orderfile' '
  64         rm -f bogus_file &&
  65         test_must_fail git diff -Obogus_file --name-only HEAD^..HEAD
  66 '
  67
  68 test_expect_success POSIXPERM,SANITY 'unreadable orderfile' '
  69         >unreadable_file &&
  70         chmod -r unreadable_file &&
  71         test_must_fail git diff -Ounreadable_file --name-only HEAD^..HEAD
  72 '
  73
  74 test_expect_success "orderfile using option from subdir with --output" '
  75         mkdir subdir &&
  76         git -C subdir diff -O../order_file_1 --output ../actual --name-only HEAD^..HEAD &&
  77         test_cmp expect_1 actual
  78 '
  79
  80 for i in 1 2
  81 do
  82         test_expect_success "orderfile using option ($i)" '
  83                 git diff -Oorder_file_$i --name-only HEAD^..HEAD >actual &&
  84                 test_cmp expect_$i actual
  85         '
  86
  87         test_expect_success PIPE "orderfile is fifo ($i)" '
  88                 rm -f order_fifo &&
  89                 mkfifo order_fifo &&
  90                 {
  91                         cat order_file_$i >order_fifo &
  92                 } &&
  93                 git diff -O order_fifo --name-only HEAD^..HEAD >actual &&
  94                 wait &&
  95                 test_cmp expect_$i actual
  96         '
  97
  98         test_expect_success "orderfile using config ($i)" '
  99                 git -c diff.orderfile=order_file_$i diff --name-only HEAD^..HEAD >actual &&
 100                 test_cmp expect_$i actual
 101         '
 102
 103         test_expect_success "cancelling configured orderfile ($i)" '
 104                 git -c diff.orderfile=order_file_$i diff -O/dev/null --name-only HEAD^..HEAD >actual &&
 105                 test_cmp expect_none actual
 106         '
 107 done
 108
 109 test_expect_success 'setup for testing combine-diff order' '
 110         git checkout -b tmp HEAD~ &&
 111         create_files 3 &&
 112         git checkout main &&
 113         git merge --no-commit -s ours tmp &&
 114         create_files 5
 115 '
 116
 117 test_expect_success "combine-diff: no order (=tree object order)" '
 118         git diff --name-only HEAD HEAD^ HEAD^2 >actual &&
 119         test_cmp expect_none actual
 120 '
 121
 122 for i in 1 2
 123 do
 124         test_expect_success "combine-diff: orderfile using option ($i)" '
 125                 git diff -Oorder_file_$i --name-only HEAD HEAD^ HEAD^2 >actual &&
 126                 test_cmp expect_$i actual
 127         '
 128 done
 129
 130 test_done