#!/bin/sh

test_description='git branch display tests'
. ./test-lib.sh

test_expect_success 'make commits' '
        echo content >file &&
        git add file &&
        git commit -m one &&
        echo content >>file &&
        git commit -a -m two
'

test_expect_success 'make branches' '
        git branch branch-one &&
        git branch branch-two HEAD^
'

test_expect_success 'make remote branches' '
        git update-ref refs/remotes/origin/branch-one branch-one &&
        git update-ref refs/remotes/origin/branch-two branch-two &&
        git symbolic-ref refs/remotes/origin/HEAD refs/remotes/origin/branch-one
'

cat >expect <<'EOF'
  branch-one
  branch-two
* master
EOF
test_expect_success 'git branch shows local branches' '
        git branch >actual &&
        test_cmp expect actual
'

test_expect_success 'git branch --list shows local branches' '
        git branch --list >actual &&
        test_cmp expect actual
'

cat >expect <<'EOF'
  branch-one
  branch-two
EOF
test_expect_success 'git branch --list pattern shows matching local branches' '
        git branch --list branch* >actual &&
        test_cmp expect actual
'

cat >expect <<'EOF'
  origin/HEAD -> origin/branch-one
  origin/branch-one
  origin/branch-two
EOF
test_expect_success 'git branch -r shows remote branches' '
        git branch -r >actual &&
        test_cmp expect actual
'

cat >expect <<'EOF'
  branch-one
  branch-two
* master
  remotes/origin/HEAD -> origin/branch-one
  remotes/origin/branch-one
  remotes/origin/branch-two
EOF
test_expect_success 'git branch -a shows local and remote branches' '
        git branch -a >actual &&
        test_cmp expect actual
'

cat >expect <<'EOF'
two
one
two
EOF
test_expect_success 'git branch -v shows branch summaries' '
        git branch -v >tmp &&
        awk "{print \$NF}" <tmp >actual &&
        test_cmp expect actual
'

cat >expect <<'EOF'
two
one
EOF
test_expect_success 'git branch --list -v pattern shows branch summaries' '
        git branch --list -v branch* >tmp &&
        awk "{print \$NF}" <tmp >actual &&
        test_cmp expect actual
'

test_expect_success 'git branch -v pattern does not show branch summaries' '
        test_must_fail git branch -v branch*
'

test_expect_success 'git branch shows detached HEAD properly' '
        cat >expect <<EOF &&
* (HEAD detached at $(git rev-parse --short HEAD^0))
  branch-one
  branch-two
  master
EOF
        git checkout HEAD^0 &&
        git branch >actual &&
        test_i18ncmp expect actual
'

test_expect_success 'git branch shows detached HEAD properly after checkout --detach' '
        git checkout master &&
        cat >expect <<EOF &&
* (HEAD detached at $(git rev-parse --short HEAD^0))
  branch-one
  branch-two
  master
EOF
        git checkout --detach &&
        git branch >actual &&
        test_i18ncmp expect actual
'

test_expect_success 'git branch shows detached HEAD properly after moving' '
        cat >expect <<EOF &&
* (HEAD detached from $(git rev-parse --short HEAD))
  branch-one
  branch-two
  master
EOF
        git reset --hard HEAD^1 &&
        git branch >actual &&
        test_i18ncmp expect actual
'

test_expect_success 'git branch shows detached HEAD properly from tag' '
        cat >expect <<EOF &&
* (HEAD detached at fromtag)
  branch-one
  branch-two
  master
EOF
        git tag fromtag master &&
        git checkout fromtag &&
        git branch >actual &&
        test_i18ncmp expect actual
'

test_expect_success 'git branch shows detached HEAD properly after moving from tag' '
        cat >expect <<EOF &&
* (HEAD detached from fromtag)
  branch-one
  branch-two
  master
EOF
        git reset --hard HEAD^1 &&
        git branch >actual &&
        test_i18ncmp expect actual
'

test_expect_success 'git branch `--sort` option' '
        cat >expect <<-\EOF &&
        * (HEAD detached from fromtag)
          branch-two
          branch-one
          master
        EOF
        git branch --sort=objectsize >actual &&
        test_i18ncmp expect actual
'

test_expect_success 'git branch --points-at option' '
        cat >expect <<-\EOF &&
          branch-one
          master
        EOF
        git branch --points-at=branch-one >actual &&
        test_cmp expect actual
'

test_expect_success 'ambiguous branch/tag not marked' '
        git tag ambiguous &&
        git branch ambiguous &&
        echo "  ambiguous" >expect &&
        git branch --list ambiguous >actual &&
        test_cmp expect actual
'

test_expect_success 'local-branch symrefs shortened properly' '
        git symbolic-ref refs/heads/ref-to-branch refs/heads/branch-one &&
        git symbolic-ref refs/heads/ref-to-remote refs/remotes/origin/branch-one &&
        cat >expect <<-\EOF &&
          ref-to-branch -> branch-one
          ref-to-remote -> refs/remotes/origin/branch-one
        EOF
        git branch >actual.raw &&
        grep ref-to <actual.raw >actual &&
        test_cmp expect actual
'

test_done