#!/usr/bin/perl
use warnings;
use strict;
use Test::More tests => 13;

sub linkify ($$$$) {
	my $lpage=shift;
	my $page=shift;

	my $content=shift;
	my @existing_pages=@{shift()};
	
	# This is what linkify and htmllink need set right now to work.
	# This could change, if so, update it..
	%IkiWiki::links=();
	foreach my $page (@existing_pages) {
		$IkiWiki::links{$page}=[];
		$IkiWiki::renderedfiles{"$page.mdwn"}=$page;
	}
	%IkiWiki::config=IkiWiki::defaultconfig();

	return IkiWiki::linkify($lpage, $page, $content);
}

sub links_to ($$) {
	my $link=shift;
	my $content=shift;
	
	if ($content =~ m!<a href="[^"]*\Q$link\E[^"]*">!) {
		return 1;
	}
	else {
		print STDERR "# expected link to $link in $content\n";
		return;
	}
}

sub not_links_to ($$) {
	my $link=shift;
	my $content=shift;
	
	if ($content !~ m!<a href="[^"]*\Q$link\E[^"]*">!) {
		return 1;
	}
	else {
		print STDERR "# expected no link to $link in $content\n";
		return;
	}
}

sub links_text ($$) {
	my $text=shift;
	my $content=shift;
	
	if ($content =~ m!>\Q$text\E</a>!) {
		return 1;
	}
	else {
		print STDERR "# expected link text $text in $content\n";
		return;
	}
}


BEGIN { use_ok("IkiWiki::Render"); }

ok(links_to("bar", linkify("foo", "foo", "link to [[bar]] ok", ["foo", "bar"])), "ok link");
ok(not_links_to("bar", linkify("foo", "foo", "link to \\[[bar]] ok", ["foo", "bar"])), "escaped link");
ok(links_to("page=bar", linkify("foo", "foo", "link to [[bar]] ok", ["foo"])), "broken link");
ok(links_to("bar", linkify("foo", "foo", "link to [[baz]] and [[bar]] ok", ["foo", "baz", "bar"])), "dual links");
ok(links_to("baz", linkify("foo", "foo", "link to [[baz]] and [[bar]] ok", ["foo", "baz", "bar"])), "dual links");
ok(links_to("bar", linkify("foo", "foo", "link to [[some_page|bar]] ok", ["foo", "bar"])), "named link");
ok(links_text("some page", linkify("foo", "foo", "link to [[some_page|bar]] ok", ["foo", "bar"])), "named link text");
ok(links_to("bar", linkify("foo", "foo", "link to [[some page|bar]] ok", ["foo", "bar"])), "named link, with whitespace");
ok(links_text("some page", linkify("foo", "foo", "link to [[some page|bar]] ok", ["foo", "bar"])), "named link text, with whitespace");
ok(links_text("Some long, & complex page name.", linkify("foo", "foo", "link to [[Some long, & complex page name.|bar]] ok, and this is not a link]] here", ["foo", "bar"])), "complex named link text");
ok(links_to("foo/bar", linkify("foo/item", "foo", "link to [[bar]] ok", ["foo", "foo/item", "foo/bar"])), "inline page link");
ok(links_to("bar", linkify("foo", "foo", "link to [[bar]] ok", ["foo", "foo/item", "foo/bar"])), "same except not inline");