#!/bin/sh

global test_description := ''reset --hard unmerged''

source ./test-lib.sh

test_expect_success setup '

	mkdir before later &&
	>before/1 &&
	>before/2 &&
	>hello &&
	>later/3 &&
	git add before hello later &&
	git commit -m world &&

	H=$(git rev-parse :hello) &&
	git rm --cached hello &&
	echo "100644 $H 2	hello" | git update-index --index-info &&

	rm -f hello &&
	mkdir -p hello &&
	>hello/world &&
	test "$(git ls-files -o)" = hello/world

'

test_expect_success 'reset --hard should restore unmerged ones' '

	git reset --hard &&
	git ls-files --error-unmatch before/1 before/2 hello later/3 &&
	test -f hello

'

test_expect_success 'reset --hard did not corrupt index or cached-tree' '

	T=$(git write-tree) &&
	rm -f .git/index &&
	git add before hello later &&
	U=$(git write-tree) &&
	test "$T" = "$U"

'

test_done
(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <"reset --hard unmerged">)}
          spids: [4]
        )
      ]
      spids: [4]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(setup)} 
      {
        (SQ <"\n"> <"\n"> <"\tmkdir before later &&\n"> <"\t>before/1 &&\n"> <"\t>before/2 &&\n"> 
          <"\t>hello &&\n"> <"\t>later/3 &&\n"> <"\tgit add before hello later &&\n"> <"\tgit commit -m world &&\n"> <"\n"> 
          <"\tH=$(git rev-parse :hello) &&\n"> <"\tgit rm --cached hello &&\n"> 
          <"\techo \"100644 $H 2\thello\" | git update-index --index-info &&\n"> <"\n"> <"\trm -f hello &&\n"> <"\tmkdir -p hello &&\n"> <"\t>hello/world &&\n"> 
          <"\ttest \"$(git ls-files -o)\" = hello/world\n"> <"\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"reset --hard should restore unmerged ones">)} 
      {
        (SQ <"\n"> <"\n"> <"\tgit reset --hard &&\n"> 
          <"\tgit ls-files --error-unmatch before/1 before/2 hello later/3 &&\n"> <"\ttest -f hello\n"> <"\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"reset --hard did not corrupt index or cached-tree">)} 
      {
        (SQ <"\n"> <"\n"> <"\tT=$(git write-tree) &&\n"> <"\trm -f .git/index &&\n"> 
          <"\tgit add before hello later &&\n"> <"\tU=$(git write-tree) &&\n"> <"\ttest \"$T\" = \"$U\"\n"> <"\n">
        )
      }
    )
    (C {(test_done)})
  ]
)