// License: MPL-2.0
// (c) 2022 Chris Palmer <chris@red-oxide.org>
use bufio;
use encoding::utf8;
use fmt;
use io;
use strings;

@test fn simple() void = {
	const buf = bufio::fixed(strings::toutf8(
`<?xml version="1.0" encoding="utf-8"?>
<feed xmlns="http://www.w3.org/2005/Atom">
	<id>urn:uuid:60a76c80-d399-11d9-b93C-0003939e0af6</id>
	<title>Example Feed</title>
	<updated>2003-12-13T18:30:02Z</updated>
	<link href="http://example.org/"/>
	<author>
		<name>John Doe</name>
	</author>
	<entry>
		<title>Atom-Powered Robots Run Amok</title>
		<link href="http://example.org/2003/12/13/atom03"/>
		<id>urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a</id>
		<updated>2003-12-13T18:30:02Z</updated>
		<summary>Some text.</summary>
	</entry>
</feed>`), io::mode::READ);
	const f = scan(&buf)!;
	defer finish(&f);

	zcmp("Feed Extensions",
		1z,
		len(f.extensions));
	scmp("Feed Updated",
		"2003-12-13T18:30:02Z",
		f.updated);
	scmp("Feed ID",
		"urn:uuid:60a76c80-d399-11d9-b93C-0003939e0af6",
		f.id);
	scmp("Feed Icon",
		"",
		f.icon);
	scmp("Feed Logo",
		"",
		f.logo);
	scmp("Feed Title Type",
		"",
		f.title.1);
	scmp("Feed Title Value",
		"Example Feed",
		f.title.0);
	zcmp("Feed Links",
		1z,
		len(f.links));
	scmp("Feed Link 1 HREF",
		"http://example.org/",
		f.links[0].href);
	scmp("Feed Link 1 HREF",
		"",
		f.links[0].rel);
	scmp("Feed Link 1 Type",
		"",
		f.links[0].linktype);
	scmp("Feed Link 1 Lang",
		"",
		f.links[0].hreflang);
	scmp("Feed Link 1 Title",
		"",
		f.links[0].title);
	scmp("Feed Link 1 Length",
		"",
		f.links[0].length);
	zcmp("Feed Authors",
		1z,
		len(f.authors));
	scmp("Feed Author 1 Name",
		"John Doe",
		f.authors[0].name);
	scmp("Feed Author 1 URI",
		"",
		f.authors[0].uri);
	scmp("Feed Author 1 Email",
		"",
		f.authors[0].email);
	zcmp("Feed Author 1 Extensions",
		0z,
		len(f.authors[0].extensions));
	zcmp("Feed Categories",
		0z,
		len(f.categories));
	zcmp("Feed Contributors",
		0z,
		len(f.contributors));
	scmp("Feed Subtitle type",
		"",
		f.subtitle.1);
	scmp("Feed Subtitle value",
		"",
		f.subtitle.0);
	scmp("Feed Rights type",
		"",
		f.rights.1);
	scmp("Feed Rights value",
		"",
		f.rights.0);
	scmp("Feed Generator Value",
		"",
		f.generator.0);
	scmp("Feed Generator URI",
		"",
		f.generator.1);
	scmp("Feed Generator Version",
		"",
		f.generator.2);
	zcmp("Feed Entries",
		1z,
		len(f.entries));
	zcmp("Entry 1 Extensions",
		0z,
		len(f.entries[0].extensions));
	scmp("Entry 1 Updated",
		"2003-12-13T18:30:02Z",
		f.entries[0].updated);
	scmp("Entry 1 ID",
		"urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a",
		f.entries[0].id);
	scmp("Entry 1 Published",
		"",
		f.entries[0].published);
	scmp("Entry 1 Summary Type",
		"",
		f.entries[0].summary.1);
	scmp("Entry 1 Summary Value",
		"Some text.",
		f.entries[0].summary.0);
	scmp("Entry 1 Rights type",
		"",
		f.entries[0].rights.1);
	scmp("Entry 1 Rights value",
		"",
		f.entries[0].rights.0);
	scmp("Entry 1 Title Type",
		"",
		f.entries[0].title.1);
	scmp("Entry 1 Title Value",
		"Atom-Powered Robots Run Amok",
		f.entries[0].title.0);
	zcmp("Entry 1 Links",
		1z,
		len(f.entries[0].links));
	scmp("Entry 1 Link 1 HREF",
		"http://example.org/2003/12/13/atom03",
		f.entries[0].links[0].href);
	scmp("Entry 1 Link 1 HREF",
		"",
		f.entries[0].links[0].rel);
	scmp("Entry 1 Link 1 Type",
		"",
		f.entries[0].links[0].linktype);
	scmp("Entry 1 Link 1 Lang",
		"",
		f.entries[0].links[0].hreflang);
	scmp("Entry 1 Link 1 Title",
		"",
		f.entries[0].links[0].title);
	scmp("Entry 1 Link 1 Length",
		"",
		f.entries[0].links[0].length);
	zcmp("Entry 1 Authors",
		0z,
		len(f.entries[0].authors));
	zcmp("Entry 1 Contributors",
		0z,
		len(f.entries[0].contributors));
	zcmp("Entry 1 Categories",
		0z,
		len(f.entries[0].categories));
};

@test fn more() void = {
	const buf = bufio::fixed(strings::toutf8(
`<?xml version="1.0" encoding="utf-8"?>
<feed xmlns="http://www.w3.org/2005/Atom">
	<a:simple>test</a:simple>
	<a:complex xlmns="a" type="ext">
		<a:t a="b"/>
		<a:name>test</a:name>
	</a:complex>
	<title type="text">dive into mark</title>
	<subtitle type="text">A lot of effort went into making this effortless</subtitle>
	<updated>2005-07-31T12:29:29Z</updated>
	<id>tag:example.org,2003:3</id>
	<link rel="alternate" type="text/html" hreflang="en" href="http://example.org/"/>
	<link rel="self" type="application/atom+xml" href="http://example.org/feed.atom"/>
	<icon>test.jpg</icon>
	<logo>logo.jpg</logo>
	<rights type="text">© 2005 John Doe</rights>
	<generator uri="/myblog.php" version="1.0">Example Toolkit</generator>
	<category term="sports"/>
	<author>
		<name>Mark Pilgrim</name>
		<uri>http://example.org/</uri>
		<email>f8dy@example.com</email>
		<a:simple>test</a:simple>
		<a:complex xlmns="a" type="ext">
			<a:t a="b"/>
			<a:name>test</a:name>
		</a:complex>
	</author>
	<contributor>
		<name>Mark Pilgrim</name>
		<uri>http://example.org/</uri>
		<email>f8dy@example.com</email>
	</contributor>
	<entry>
		<a:simple>test</a:simple>
		<a:complex xlmns="a" type="ext">
			<a:t a="b"/>
			<a:name>test</a:name>
		</a:complex>
		<title type="text">Atom draft-07 snapshot</title>
		<link rel="alternate" type="text/html" href="http://example.org/2005/04/02/atom"/>
		<link rel="enclosure" type="audio/mpeg" length="1337" href="http://example.org/audio/ph34r_my_podcast.mp3"/>
		<id>tag:example.org,2003:3.2397</id>
		<updated>2005-07-31T12:29:29Z</updated>
		<published>2003-12-13T08:29:29-04:00</published>
		<author>
			<name>Mark Pilgrim</name>
			<uri>http://example.org/</uri>
			<email>f8dy@example.com</email>
		</author>
		<contributor>
			<name>Sam Ruby</name>
		</contributor>
		<contributor>
			<name>Joe Gregorio</name>
		</contributor>
		<content type="text">[Update: The Atom draft is finished.]</content>
		<rights type="text">© 2005 Jane Doe</rights>
		<category term="sports"/>
	</entry>
</feed>`), io::mode::READ);
	const f = scan(&buf)!;
	defer finish(&f);

	zcmp("Feed Extensions",
		14z,
		len(f.extensions));
	scmp("Feed Updated",
		"2005-07-31T12:29:29Z",
		f.updated);
	scmp("Feed ID",
		"tag:example.org,2003:3",
		f.id);
	scmp("Feed Icon",
		"test.jpg",
		f.icon);
	scmp("Feed Logo",
		"logo.jpg",
		f.logo);
	zcmp("Feed Links",
		2z,
		len(f.links));
	scmp("Feed Link 1 HREF",
		"http://example.org/",
		f.links[0].href);
	scmp("Feed Link 1 Rel",
		"alternate",
		f.links[0].rel);
	scmp("Feed Link 1 Type",
		"text/html",
		f.links[0].linktype);
	scmp("Feed Link 1 Lang",
		"en",
		f.links[0].hreflang);
	scmp("Feed Link 1 Title",
		"",
		f.links[0].title);
	scmp("Feed Link 1 Length",
		"",
		f.links[0].length);
	scmp("Feed Link 2 HREF",
		"http://example.org/feed.atom",
		f.links[1].href);
	scmp("Feed Link 2 Rel",
		"self",
		f.links[1].rel);
	scmp("Feed Link 2 Type",
		"application/atom+xml",
		f.links[1].linktype);
	scmp("Feed Link 2 Lang",
		"",
		f.links[1].hreflang);
	scmp("Feed Link 2 Title",
		"",
		f.links[1].title);
	scmp("Feed Link 2 Length",
		"",
		f.links[1].length);
	scmp("Feed Title Type",
		"text",
		f.title.1);
	scmp("Feed Title Value",
		"dive into mark",
		f.title.0);
	scmp("Feed Subtitle Type",
		"text",
		f.subtitle.1);
	scmp("Feed Subtitle Value",
		"A lot of effort went into making this effortless",
		f.subtitle.0);
	scmp("Feed Rights Type",
		"text",
		f.rights.1);
	scmp("Feed Rights Value",
		"© 2005 John Doe",
		f.rights.0);
	zcmp("Feed Authors",
		1z,
		len(f.authors));
	scmp("Feed Author 1 Name",
		"Mark Pilgrim",
		f.authors[0].name);
	scmp("Feed Author 1 URI",
		"http://example.org/",
		f.authors[0].uri);
	scmp("Feed Author 1 Email",
		"f8dy@example.com",
		f.authors[0].email);
	zcmp("Feed Author 1 Extensions",
		13z,
		len(f.authors[0].extensions));
	zcmp("Feed Contibutors",
		1z,
		len(f.contributors));
	scmp("Feed Contibutor 1 Name",
		"Mark Pilgrim",
		f.contributors[0].name);
	scmp("Feed Contibutor 1 URI",
		"http://example.org/",
		f.contributors[0].uri);
	scmp("Feed Contributor 1 Email",
		"f8dy@example.com",
		f.contributors[0].email);
	zcmp("Feed Contributor 1 Extensions",
		0z,
		len(f.contributors[0].extensions));
	scmp("Feed Generator Value",
		"Example Toolkit",
		f.generator.0);
	scmp("Feed Generator URI",
		"/myblog.php",
		f.generator.1);
	scmp("Feed Generator Version",
		"1.0",
		f.generator.2);
	zcmp("Feed Categories",
		1z,
		len(f.categories));
	zcmp("Feed Entries",
		1z,
		len(f.entries));
	zcmp("Entry 1 Extensions",
		13z,
		len(f.entries[0].extensions));
	scmp("Entry 1 Updated",
		"2005-07-31T12:29:29Z",
		f.entries[0].updated);
	scmp("Entry 1 ID",
		"tag:example.org,2003:3.2397",
		f.entries[0].id);
	scmp("Entry 1 Published",
		"2003-12-13T08:29:29-04:00",
		f.entries[0].published);
	zcmp("Entry 1 Links",
		2z,
		len(f.entries[0].links));
	scmp("Entry 1 Link 1 HREF",
		"http://example.org/2005/04/02/atom",
		f.entries[0].links[0].href);
	scmp("Entry 1 Link 1 Rel",
		"alternate",
		f.entries[0].links[0].rel);
	scmp("Entry 1 Link 1 Type",
		"text/html",
		f.entries[0].links[0].linktype);
	scmp("Entry 1 Link 1 Lang",
		"",
		f.entries[0].links[0].hreflang);
	scmp("Entry 1 Link 1 Title",
		"",
		f.entries[0].links[0].title);
	scmp("Entry 1 Link 1 Length",
		"",
		f.entries[0].links[0].length);
	scmp("Entry 1 Link 2 HREF",
		"http://example.org/audio/ph34r_my_podcast.mp3",
		f.entries[0].links[1].href);
	scmp("Entry 1 Link 2 Rel",
		"enclosure",
		f.entries[0].links[1].rel);
	scmp("Entry 1 Link 2 Type",
		"audio/mpeg",
		f.entries[0].links[1].linktype);
	scmp("Entry 1 Link 2 Lang",
		"",
		f.entries[0].links[1].hreflang);
	scmp("Entry 1 Link 2 Title",
		"",
		f.entries[0].links[1].title);
	scmp("Entry 1 Link 2 Length",
		"1337",
		f.entries[0].links[1].length);
	scmp("Entry 1 Title Type",
		"text",
		f.entries[0].title.1);
	scmp("Entry 1 Title Value",
		"Atom draft-07 snapshot",
		f.entries[0].title.0);
	scmp("Entry 1 Rights Type",
		"text",
		f.entries[0].rights.1);
	scmp("Entry 1 Rights Value",
		"© 2005 Jane Doe",
		f.entries[0].rights.0);
	scmp("Entry 1 Summary Type",
		"",
		f.entries[0].summary.1);
	scmp("Entry 1 Summary Value",
		"",
		f.entries[0].summary.0);
	scmp("Entry 1 Content Type",
		"text",
		f.entries[0].content.1);
	scmp("Entry 1 Content Value",
		"[Update: The Atom draft is finished.]",
		f.entries[0].content.0);
	zcmp("Entry 1 Authors",
		1z,
		len(f.entries[0].authors));
	scmp("Entry 1 Author 1 Name",
		"Mark Pilgrim",
		f.entries[0].authors[0].name);
	scmp("Entry 1 Author 1 URI",
		"http://example.org/",
		f.entries[0].authors[0].uri);
	scmp("Entry 1 Author 1 Email",
		"f8dy@example.com",
		f.entries[0].authors[0].email);
	zcmp("Entry 1 Author 1 Extensions",
		0z,
		len(f.entries[0].authors[0].extensions));
	zcmp("Entry 1 Contibutors",
		2z,
		len(f.entries[0].contributors));
	scmp("Entry 1 Contibutor 1 Name",
		"Sam Ruby",
		f.entries[0].contributors[0].name);
	scmp("Entry 1 Contibutor 1 URI",
		"",
		f.entries[0].contributors[0].uri);
	scmp("Entry 1 Contributor 1 Email",
		"",
		f.entries[0].contributors[0].email);
	scmp("Entry 1 Contributor 1 Name",
		"Joe Gregorio",
		f.entries[0].contributors[1].name);
	scmp("Entry 1 Contributor 1 URI",
		"",
		f.entries[0].contributors[1].uri);
	scmp("Entry 1 Contributor 1 Email",
		"",
		f.entries[0].contributors[1].email);
	zcmp("Entry 1 Contributor 1 Extensions",
		0z,
		len(f.entries[0].contributors[0].extensions));
	zcmp("Entry 1 Categories",
		1z,
		len(f.entries[0].categories));
};

fn zcmp(name: const str, e: const size, a: const size ) void = {
	fmt::printfln("\n{}\nExpected: {}\n  Actual: {}", name, e, a)!;
	assert(e == a);
};

fn scmp(name: const str, e: const str, a: const str) void = {
	fmt::printfln("\n{}\nExpected: {}\n  Actual: {}", name, e, a)!;
	assert(e == a);
};