#!/bin/sh
#
# Copyright (c) 2006 Johannes E. Schindelin
#

test_description='git shortlog
'

. ./test-lib.sh

test_expect_success 'setup' '
        echo 1 >a1 &&
        git add a1 &&
        tree=$(git write-tree) &&
        commit=$(printf "%s\n" "Test" "" | git commit-tree "$tree") &&
        git update-ref HEAD "$commit" &&

        echo 2 >a1 &&
        git commit --quiet -m "This is a very, very long first line for the commit message to see if it is wrapped correctly" a1 &&

        # test if the wrapping is still valid
        # when replacing all is by treble clefs.
        echo 3 >a1 &&
        git commit --quiet -m "$(
                echo "This is a very, very long first line for the commit message to see if it is wrapped correctly" |
                sed "s/i/1234/g" |
                tr 1234 "\360\235\204\236")" a1 &&

        # now fsck up the utf8
        git config i18n.commitencoding non-utf-8 &&
        echo 4 >a1 &&
        git commit --quiet -m "$(
                echo "This is a very, very long first line for the commit message to see if it is wrapped correctly" |
                sed "s/i/1234/g" |
                tr 1234 "\370\235\204\236")" a1 &&

        echo 5 >a1 &&
        git commit --quiet -m "a                                                                12      34      56      78" a1 &&

        echo 6 >a1 &&
        git commit --quiet -m "Commit by someone else" \
                --author="Someone else <not!me>" a1 &&

        cat >expect.template <<-\EOF
        A U Thor (5):
              SUBJECT
              SUBJECT
              SUBJECT
              SUBJECT
              SUBJECT

        Someone else (1):
              SUBJECT

        EOF
'

fuzz() {
        file=$1 &&
        sed "
                        s/$_x40/OBJECT_NAME/g
                        s/$_x05/OBJID/g
                        s/^ \{6\}[CTa].*/      SUBJECT/g
                        s/^ \{8\}[^ ].*/        CONTINUATION/g
                " <"$file" >"$file.fuzzy" &&
        sed "/CONTINUATION/ d" <"$file.fuzzy"
}

test_expect_success 'default output format' '
        git shortlog HEAD >log &&
        fuzz log >log.predictable &&
        test_cmp expect.template log.predictable
'

test_expect_success 'pretty format' '
        sed s/SUBJECT/OBJECT_NAME/ expect.template >expect &&
        git shortlog --format="%H" HEAD >log &&
        fuzz log >log.predictable &&
        test_cmp expect log.predictable
'

test_expect_success '--abbrev' '
        sed s/SUBJECT/OBJID/ expect.template >expect &&
        git shortlog --format="%h" --abbrev=5 HEAD >log &&
        fuzz log >log.predictable &&
        test_cmp expect log.predictable
'

test_expect_success 'output from user-defined format is re-wrapped' '
        sed "s/SUBJECT/two lines/" expect.template >expect &&
        git shortlog --format="two%nlines" HEAD >log &&
        fuzz log >log.predictable &&
        test_cmp expect log.predictable
'

test_expect_success 'shortlog wrapping' '
        cat >expect <<\EOF &&
A U Thor (5):
      Test
      This is a very, very long first line for the commit message to see if
         it is wrapped correctly
      Th𝄞s 𝄞s a very, very long f𝄞rst l𝄞ne for the comm𝄞t message to see 𝄞f
         𝄞t 𝄞s wrapped correctly
      Thø\9d\84\9es ø\9d\84\9es a very, very long fø\9d\84\9erst lø\9d\84\9ene for the commø\9d\84\9et
         message to see ø\9d\84\9ef ø\9d\84\9et ø\9d\84\9es wrapped correctly
      a                                                         12      34
         56     78

Someone else (1):
      Commit by someone else

EOF
        git shortlog -w HEAD >out &&
        test_cmp expect out
'

test_expect_success 'shortlog from non-git directory' '
        git log HEAD >log &&
        GIT_DIR=non-existing git shortlog -w <log >out &&
        test_cmp expect out
'

test_expect_success 'shortlog should add newline when input line matches wraplen' '
        cat >expect <<\EOF &&
A U Thor (2):
      bbbbbbbbbbbbbbbbbb: bbbbbbbb bbb bbbb bbbbbbb bb bbbb bbb bbbbb bbbbbb
      aaaaaaaaaaaaaaaaaaaaaa: aaaaaa aaaaaaaaaa aaaa aaaaaaaa aa aaaa aa aaa

EOF
        git shortlog -w >out <<\EOF &&
commit 0000000000000000000000000000000000000001
Author: A U Thor <author@example.com>
Date:   Thu Apr 7 15:14:13 2005 -0700

    aaaaaaaaaaaaaaaaaaaaaa: aaaaaa aaaaaaaaaa aaaa aaaaaaaa aa aaaa aa aaa

commit 0000000000000000000000000000000000000002
Author: A U Thor <author@example.com>
Date:   Thu Apr 7 15:14:13 2005 -0700

    bbbbbbbbbbbbbbbbbb: bbbbbbbb bbb bbbb bbbbbbb bb bbbb bbb bbbbb bbbbbb

EOF
        test_cmp expect out
'

iconvfromutf8toiso88591() {
        printf "%s" "$*" | iconv -f UTF-8 -t ISO8859-1
}

DSCHO="Jöhännës \"Dschö\" Schindëlin"
DSCHOE="$DSCHO <Johannes.Schindelin@gmx.de>"
MSG1="set a1 to 2 and some non-ASCII chars: Äßø"
MSG2="set a1 to 3 and some non-ASCII chars: áæï"
cat > expect << EOF
$DSCHO (2):
      $MSG1
      $MSG2

EOF

test_expect_success 'shortlog encoding' '
        git reset --hard "$commit" &&
        git config --unset i18n.commitencoding &&
        echo 2 > a1 &&
        git commit --quiet -m "$MSG1" --author="$DSCHOE" a1 &&
        git config i18n.commitencoding "ISO8859-1" &&
        echo 3 > a1 &&
        git commit --quiet -m "$(iconvfromutf8toiso88591 "$MSG2")" \
                --author="$(iconvfromutf8toiso88591 "$DSCHOE")" a1 &&
        git config --unset i18n.commitencoding &&
        git shortlog HEAD~2.. > out &&
test_cmp expect out'

test_expect_success 'shortlog ignores commits with missing authors' '
        git commit --allow-empty -m normal &&
        git commit --allow-empty -m soon-to-be-broken &&
        git cat-file commit HEAD >commit.tmp &&
        sed "/^author/d" commit.tmp >broken.tmp &&
        commit=$(git hash-object -w -t commit --stdin <broken.tmp) &&
        git update-ref HEAD $commit &&
        cat >expect <<-\EOF &&
        A U Thor (1):
              normal

        EOF
        git shortlog HEAD~2.. >actual &&
        test_cmp expect actual
'

test_expect_success 'shortlog with revision pseudo options' '
        git shortlog --all &&
        git shortlog --branches &&
        git shortlog --exclude=refs/heads/m* --all
'

test_done