#!/bin/sh

global test_description := ''test fetching of oddly-named refs''
source ./test-lib.sh

# afterwards we will have:
#  HEAD - two
#  refs/for/refs/heads/master - one
#  refs/heads/master - three
test_expect_success 'setup repo with odd suffix ref' '
	echo content >file &&
	git add . &&
	git commit -m one &&
	git update-ref refs/for/refs/heads/master HEAD &&
	echo content >>file &&
	git commit -a -m two &&
	echo content >>file &&
	git commit -a -m three &&
	git checkout HEAD^
'

test_expect_success 'suffix ref is ignored during fetch' '
	git clone --bare file://"$PWD" suffix &&
	echo three >expect &&
	git --git-dir=suffix log -1 --format=%s refs/heads/master >actual &&
	test_cmp expect actual
'

test_expect_success 'try to create repo with absurdly long refname' '
	ref240=$_z40/$_z40/$_z40/$_z40/$_z40/$_z40 &&
	ref1440=$ref240/$ref240/$ref240/$ref240/$ref240/$ref240 &&
	git init long &&
	(
		cd long &&
		test_commit long &&
		test_commit master
	) &&
	if git -C long update-ref refs/heads/$ref1440 long; then
		test_set_prereq LONG_REF
	else
		echo >&2 "long refs not supported"
	fi
'

test_expect_success LONG_REF 'fetch handles extremely long refname' '
	git fetch long refs/heads/*:refs/remotes/long/* &&
	cat >expect <<-\EOF &&
	long
	master
	EOF
	git for-each-ref --format="%(subject)" refs/remotes/long >actual &&
	test_cmp expect actual
'

test_expect_success LONG_REF 'push handles extremely long refname' '
	git push long :refs/heads/$ref1440 &&
	git -C long for-each-ref --format="%(subject)" refs/heads >actual &&
	echo master >expect &&
	test_cmp expect actual
'

test_done
(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <"test fetching of oddly-named refs">)}
          spids: [4]
        )
      ]
      spids: [4]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(SQ <"setup repo with odd suffix ref">)} 
      {
        (SQ <"\n"> <"\techo content >file &&\n"> <"\tgit add . &&\n"> <"\tgit commit -m one &&\n"> 
          <"\tgit update-ref refs/for/refs/heads/master HEAD &&\n"> <"\techo content >>file &&\n"> <"\tgit commit -a -m two &&\n"> <"\techo content >>file &&\n"> 
          <"\tgit commit -a -m three &&\n"> <"\tgit checkout HEAD^\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"suffix ref is ignored during fetch">)} 
      {
        (SQ <"\n"> <"\tgit clone --bare file://\"$PWD\" suffix &&\n"> <"\techo three >expect &&\n"> 
          <"\tgit --git-dir=suffix log -1 --format=%s refs/heads/master >actual &&\n"> <"\ttest_cmp expect actual\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"try to create repo with absurdly long refname">)} 
      {
        (SQ <"\n"> <"\tref240=$_z40/$_z40/$_z40/$_z40/$_z40/$_z40 &&\n"> 
          <"\tref1440=$ref240/$ref240/$ref240/$ref240/$ref240/$ref240 &&\n"> <"\tgit init long &&\n"> <"\t(\n"> <"\t\tcd long &&\n"> <"\t\ttest_commit long &&\n"> 
          <"\t\ttest_commit master\n"> <"\t) &&\n"> <"\tif git -C long update-ref refs/heads/$ref1440 long; then\n"> 
          <"\t\ttest_set_prereq LONG_REF\n"> <"\telse\n"> <"\t\techo >&2 \"long refs not supported\"\n"> <"\tfi\n">
        )
      }
    )
    (C {(test_expect_success)} {(LONG_REF)} {(SQ <"fetch handles extremely long refname">)} 
      {
        (SQ <"\n"> <"\tgit fetch long refs/heads/*:refs/remotes/long/* &&\n"> 
          <"\tcat >expect <<-\\EOF &&\n"> <"\tlong\n"> <"\tmaster\n"> <"\tEOF\n"> 
          <"\tgit for-each-ref --format=\"%(subject)\" refs/remotes/long >actual &&\n"> <"\ttest_cmp expect actual\n">
        )
      }
    )
    (C {(test_expect_success)} {(LONG_REF)} {(SQ <"push handles extremely long refname">)} 
      {
        (SQ <"\n"> <"\tgit push long :refs/heads/$ref1440 &&\n"> 
          <"\tgit -C long for-each-ref --format=\"%(subject)\" refs/heads >actual &&\n"> <"\techo master >expect &&\n"> <"\ttest_cmp expect actual\n">
        )
      }
    )
    (C {(test_done)})
  ]
)