#!/bin/sh test_description='diff order' . ./test-lib.sh create_files () { echo "$1" >a.h && echo "$1" >b.c && echo "$1" >c/Makefile && echo "$1" >d.txt && git add a.h b.c c/Makefile d.txt && git commit -m"$1" } test_expect_success 'setup' ' mkdir c && create_files 1 && create_files 2 && cat >order_file_1 <<-\EOF && *Makefile *.txt *.h EOF cat >order_file_2 <<-\EOF && *Makefile *.h *.c EOF cat >expect_none <<-\EOF && a.h b.c c/Makefile d.txt EOF cat >expect_1 <<-\EOF && c/Makefile d.txt a.h b.c EOF cat >expect_2 <<-\EOF c/Makefile a.h b.c d.txt EOF ' test_expect_success "no order (=tree object order)" ' git diff --name-only HEAD^..HEAD >actual && test_cmp expect_none actual ' test_expect_success 'missing orderfile' ' rm -f bogus_file && test_must_fail git diff -Obogus_file --name-only HEAD^..HEAD ' test_expect_success POSIXPERM,SANITY 'unreadable orderfile' ' >unreadable_file && chmod -r unreadable_file && test_must_fail git diff -Ounreadable_file --name-only HEAD^..HEAD ' test_expect_success 'orderfile is a directory' ' test_must_fail git diff -O/ --name-only HEAD^..HEAD ' for i in 1 2 do test_expect_success "orderfile using option ($i)" ' git diff -Oorder_file_$i --name-only HEAD^..HEAD >actual && test_cmp expect_$i actual ' test_expect_success PIPE "orderfile is fifo ($i)" ' rm -f order_fifo && mkfifo order_fifo && { cat order_file_$i >order_fifo & } && git diff -O order_fifo --name-only HEAD^..HEAD >actual && wait && test_cmp expect_$i actual ' test_expect_success "orderfile using config ($i)" ' git -c diff.orderfile=order_file_$i diff --name-only HEAD^..HEAD >actual && test_cmp expect_$i actual ' test_expect_success "cancelling configured orderfile ($i)" ' git -c diff.orderfile=order_file_$i diff -O/dev/null --name-only HEAD^..HEAD >actual && test_cmp expect_none actual ' done test_done