#!/bin/sh

# The tag page. An annotated tag gets a table of its name, date, tagger, the
# object it points at under its full id, and the downloads, and its message
# follows with no blank line between subject and body. A lightweight tag gets
# the shorter table. The tags the first test makes serve the rest.

test_description='Check content on tag page'
. ./setup.sh

test_expect_success 'create an annotated and a lightweight tag' '
	(
		cd repos/foo &&
		git tag -a -m "Annotated tag

Release notes over
two lines." v1.0 &&
		git tag light
	)
'

test_expect_success 'find the name, date and tagger rows' '
	tag=$(git -C repos/foo rev-parse v1.0) &&
	cgit_ok_url "foo/tag/&h=v1.0" >tmp &&
	test_grep "<tr><th scope=.row.>tag name</th><td>v1.0 (<span class=.oid.>$tag</span>)</td></tr>" tmp &&
	test_grep "<tr><th scope=.row.>tag date</th><td><time datetime=.2005-04-01T13:14:15+02:00.>2005-04-01 13:14:15 +0200</time></td></tr>" tmp &&
	test_grep "<tr><th scope=.row.>tagged by</th><td>C O Mitter &lt;committer@example.com&gt;</td></tr>" tmp
'

test_expect_success 'the object row names the full commit id' '
	commit=$(git -C repos/foo rev-parse v1.0^{commit}) &&
	cgit_ok_url "foo/tag/&h=v1.0" >tmp &&
	grep "<tr><th scope=.row.>tagged object</th><td class=.oid.><a href=./foo/commit/?h=v1.0&amp;id=$commit.>commit $commit</a></td></tr>" tmp &&
	grep "<tr><th scope=.row.>download</th><td class=.oid.>" tmp
'

test_expect_success 'the message follows with no blank line before the body' '
	cgit_ok_url "foo/tag/&h=v1.0" >tmp &&
	test_grep "<div class=.commit-subject.>Annotated tag</div><div class=.commit-msg.>Release notes over$" tmp &&
	test_grep "^two lines\.$" tmp
'

test_expect_success 'a lightweight tag gets the shorter table' '
	cgit_ok_url "foo/tag/&h=light" >tmp &&
	grep "<tr><th scope=.row.>tag name</th><td>light</td></tr>" tmp &&
	grep "<tr><th scope=.row.>tagged object</th><td class=.oid.><a" tmp &&
	test_grep ! "<th scope=.row.>tag date</th>" tmp &&
	test_grep ! "<th scope=.row.>tagged by</th>" tmp
'

test_expect_success 'a name that is no tag is a 404' '
	cgit_url "foo/tag/&id=no-such-tag" >tmp &&
	test_grep "^Status: 404" tmp &&
	test_grep "<div class=.error.>Bad tag reference: no-such-tag</div>" tmp
'

# No ref names the inner tag of a tag of a tag, so the outer tag's page links
# it by its id, which the tag page has to answer.
test_expect_success 'a tag of a tag links the inner tag' '
	git -C repos/foo tag -a -m inner inner-tag HEAD &&
	git -C repos/foo -c advice.nestedTag=false tag -a -m outer outer-tag inner-tag &&
	inner=$(git -C repos/foo rev-parse inner-tag) &&
	commit=$(git -C repos/foo rev-parse inner-tag^{commit}) &&
	cgit_ok_url "foo/tag/&h=outer-tag" >tmp &&
	test_grep "<tr><th scope=.row.>tagged object</th><td class=.oid.><a href=./foo/tag/?h=outer-tag&amp;id=$inner.>tag $inner</a></td></tr>" tmp &&
	cgit_ok_url "foo/tag/&h=outer-tag&id=$inner" >tmp &&
	test_grep "<tr><th scope=.row.>tag name</th><td>$inner (<span class=.oid.>$inner</span>)</td></tr>" tmp &&
	test_grep "<a href=./foo/commit/?h=outer-tag&amp;id=$commit.>commit $commit</a>" tmp
'

# A snapshot is cut from a commit, so a tag of a tree or a blob offers none.
test_expect_success 'a tag of anything but a commit offers no download' '
	git -C repos/foo tag -a -m "a tree" tree-tag HEAD^{tree} &&
	git -C repos/foo tag blob-tag HEAD:file-1 &&
	cgit_ok_url "foo/tag/&h=tree-tag" >tmp &&
	grep "tagged object" tmp &&
	test_grep ! ">download<" tmp &&
	cgit_ok_url "foo/tag/&h=blob-tag" >tmp &&
	grep "tagged object" tmp &&
	test_grep ! ">download<" tmp
'

# git reads the signature off the end of a tag's message, so a block shaped
# like one is enough, with nothing to verify.
test_expect_success 'a signed tag shows its signature in the message' '
	(
		cd repos/foo &&
		{
			echo "object $(git rev-parse HEAD)" &&
			echo "type commit" &&
			echo "tag signed" &&
			echo "tagger C O Mitter <committer@example.com> 1700000000 +0000" &&
			echo &&
			echo "Signed release" &&
			echo &&
			echo "Notes." &&
			echo &&
			echo "-----BEGIN PGP SIGNATURE-----" &&
			echo "iQEzBAABCAAdFiEE" &&
			echo "-----END PGP SIGNATURE-----"
		} >signed-tag &&
		git update-ref refs/tags/signed $(git mktag <signed-tag)
	) &&
	cgit_ok_url "foo/tag/&h=signed" >tmp &&
	tr -d "\n" <tmp >flat &&
	grep "<div class=.commit-msg.>Notes.-----BEGIN PGP SIGNATURE-----iQEzBAABCAAdFiEE-----END PGP SIGNATURE-----</div>" flat
'

# A tag carries no encoding header, so its text is taken as UTF-8, and a byte
# that is not has a question mark put in its place on a page declared UTF-8.
test_expect_success 'a tag has its stray bytes replaced' '
	(
		cd repos/foo &&
		{
			echo "object $(git rev-parse HEAD)" &&
			echo "type commit" &&
			echo "tag latin" &&
			printf "tagger C\\351 Mitter <committer@example.com> 1700000000 +0000\\n" &&
			echo &&
			printf "caf\\351 release\\n"
		} >latin-tag &&
		git update-ref refs/tags/latin $(git hash-object -t tag -w --literally latin-tag)
	) &&
	cgit_ok_url "foo/tag/&h=latin" >tmp &&
	test_grep "<td>C? Mitter &lt;committer@example.com&gt;</td>" tmp &&
	test_grep "<div class=.commit-subject.>caf? release</div>" tmp &&
	test_grep ! "$(printf "\\351")" tmp
'

test_expect_success 'a tag page names the tag in its title' '
	cgit_ok_url "foo/tag/&h=v1.0" >tmp &&
	grep "<title>v1.0 - foo - Git repository browser</title>" tmp
'

test_done