X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/d712389ae3e8351c1416aa81d4b85586cf98f002..dc872e42c8649f5b3fd59861e5c56c89d9fc1cbb:/t/relativity.t?ds=inline

diff --git a/t/relativity.t b/t/relativity.t
index 675efc903..5922ec9fa 100755
--- a/t/relativity.t
+++ b/t/relativity.t
@@ -2,23 +2,18 @@
 use warnings;
 use strict;
 
-use Cwd qw(getcwd);
-use Errno qw(ENOENT);
-
-BEGIN {
-	if (!eval q{
+use Test::More;
+plan(skip_all => "IPC::Run not available")
+	unless eval q{
 		use IPC::Run qw(run);
 		1;
-	}) {
-		eval q{use Test::More skip_all => "IPC::Run not available"};
-	}
-	else {
-		eval q{use Test::More};
-	}
-	use_ok("IkiWiki");
-}
+	};
+
+use IkiWiki;
+
+use Cwd qw(getcwd);
+use Errno qw(ENOENT);
 
-my $PERL5LIB = 'blib/lib:blib/arch';
 my $pwd = getcwd();
 
 # Black-box (ish) test for relative linking between CGI and static content
@@ -64,35 +59,56 @@ write_old_file("a/b/c.mdwn",
 write_old_file("a/d.mdwn", "D");
 write_old_file("a/d/e.mdwn", "E");
 
-#######################################################################
-# site 1: a perfectly ordinary ikiwiki
+sub write_setup_file {
+	my (%args) = @_;
+	my $urlline = defined $args{url} ? "url: $args{url}" : "";
+	my $w3mmodeline = defined $args{w3mmode} ? "w3mmode: $args{w3mmode}" : "";
+	my $reverseproxyline = defined $args{reverse_proxy} ? "reverse_proxy: $args{reverse_proxy}" : "";
 
-writefile("test.setup", "t/tmp", <<EOF
+	writefile("test.setup", "t/tmp", <<EOF
 # IkiWiki::Setup::Yaml - YAML formatted setup file
 wikiname: this is the name of my wiki
 srcdir: t/tmp/in
 destdir: t/tmp/out
 templatedir: templates
-url: "http://example.com/wiki/"
-cgiurl: "http://example.com/cgi-bin/ikiwiki.cgi"
+$urlline
+cgiurl: $args{cgiurl}
+$w3mmodeline
 cgi_wrapper: t/tmp/ikiwiki.cgi
 cgi_wrappermode: 0754
+html5: $args{html5}
 # make it easier to test previewing
 add_plugins:
 - anonok
 anonok_pagespec: "*"
-ENV: { 'PERL5LIB': '$PERL5LIB' }
+$reverseproxyline
+ENV: { 'PERL5LIB': 'blib/lib:blib/arch' }
 EOF
-);
+	);
+}
+
+sub thoroughly_rebuild {
+	ok(unlink("t/tmp/ikiwiki.cgi") || $!{ENOENT});
+	ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
+}
+
+sub check_cgi_mode_bits {
+	my (undef, undef, $mode, undef, undef,
+		undef, undef, undef, undef, undef,
+		undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
+	is($mode & 07777, 0754);
+}
 
-ok(unlink("t/tmp/ikiwiki.cgi") || $!{ENOENT});
-ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
+#######################################################################
+# site 1: a perfectly ordinary ikiwiki
 
-# CGI wrapper should be exactly the requested mode
-my (undef, undef, $mode, undef, undef,
-	undef, undef, undef, undef, undef,
-	undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
-is($mode & 07777, 0754);
+write_setup_file(
+	html5	=> 0,
+	url	=> "http://example.com/wiki/",
+	cgiurl	=> "http://example.com/cgi-bin/ikiwiki.cgi",
+);
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
 ok(-e "t/tmp/out/a/b/c/index.html");
 $content = readfile("t/tmp/out/a/b/c/index.html");
@@ -162,35 +178,96 @@ like($bits{stylehref}, qr{^(?:(?:http:)?//example.com)?/wiki/style.css$});
 like($bits{tophref}, qr{^(?:/wiki|\.\./\.\./\.\.)/$});
 like($bits{cgihref}, qr{^(?:(?:http:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
 
+# in html5, the <base> is allowed to be relative, and we take full
+# advantage of that
+write_setup_file(
+	html5	=> 1,
+	url	=> "http://example.com/wiki/",
+	cgiurl	=> "http://example.com/cgi-bin/ikiwiki.cgi",
+);
+thoroughly_rebuild();
+check_cgi_mode_bits();
+
+ok(-e "t/tmp/out/a/b/c/index.html");
+$content = readfile("t/tmp/out/a/b/c/index.html");
+# no <base> on static HTML
+unlike($content, qr{<base\W});
+# url and cgiurl are on the same host so the cgiurl is host-relative
+like($content, qr{<a[^>]+href="/cgi-bin/ikiwiki.cgi\?do=prefs"});
+# cross-links between static pages are relative
+like($content, qr{<li>A: <a href="../../">a</a></li>});
+like($content, qr{<li>B: <a href="../">b</a></li>});
+like($content, qr{<li>E: <a href="../../d/e/">e</a></li>});
+
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '80';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'example.com';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "/wiki/");
+is($bits{stylehref}, "/wiki/style.css");
+is($bits{tophref}, "/wiki/");
+is($bits{cgihref}, "/cgi-bin/ikiwiki.cgi");
+
+# when accessed via HTTPS, links are secure - this is easy because under
+# html5 they're independent of the URL at which the CGI was accessed
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '443';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'example.com';
+	$ENV{HTTPS} = 'on';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "/wiki/");
+is($bits{stylehref}, "/wiki/style.css");
+is($bits{tophref}, "/wiki/");
+is($bits{cgihref}, "/cgi-bin/ikiwiki.cgi");
+
+# when accessed via a different hostname, links stay on that host -
+# this is really easy in html5 because we can use relative URLs
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '80';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'staging.example.net';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "/wiki/");
+is($bits{stylehref}, "/wiki/style.css");
+is($bits{tophref}, "/wiki/");
+is($bits{cgihref}, "/cgi-bin/ikiwiki.cgi");
+
+# previewing a page
+$in = 'do=edit&page=a/b/c&Preview';
+run(["./t/tmp/ikiwiki.cgi"], \$in, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'POST';
+	$ENV{SERVER_PORT} = '80';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{HTTP_HOST} = 'example.com';
+	$ENV{CONTENT_LENGTH} = length $in;
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "/wiki/a/b/c/");
+is($bits{stylehref}, "/wiki/style.css");
+like($bits{tophref}, qr{^(?:/wiki|\.\./\.\./\.\.)/$});
+is($bits{cgihref}, "/cgi-bin/ikiwiki.cgi");
+
 #######################################################################
 # site 2: static content and CGI are on different servers
 
-writefile("test.setup", "t/tmp", <<EOF
-# IkiWiki::Setup::Yaml - YAML formatted setup file
-wikiname: this is the name of my wiki
-srcdir: t/tmp/in
-destdir: t/tmp/out
-templatedir: templates
-url: "http://static.example.com/"
-cgiurl: "http://cgi.example.com/ikiwiki.cgi"
-cgi_wrapper: t/tmp/ikiwiki.cgi
-cgi_wrappermode: 0754
-# make it easier to test previewing
-add_plugins:
-- anonok
-anonok_pagespec: "*"
-ENV: { 'PERL5LIB': '$PERL5LIB' }
-EOF
+write_setup_file(
+	html5	=> 0,
+	url	=> "http://static.example.com/",
+	cgiurl	=> "http://cgi.example.com/ikiwiki.cgi",
 );
-
-ok(unlink("t/tmp/ikiwiki.cgi"));
-ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
-
-# CGI wrapper should be exactly the requested mode
-(undef, undef, $mode, undef, undef,
-	undef, undef, undef, undef, undef,
-	undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
-is($mode & 07777, 0754);
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
 ok(-e "t/tmp/out/a/b/c/index.html");
 $content = readfile("t/tmp/out/a/b/c/index.html");
@@ -246,40 +323,91 @@ run(["./t/tmp/ikiwiki.cgi"], \$in, \$content, init => sub {
 like($bits{basehref}, qr{^http://static.example.com/a/b/c/$});
 like($bits{stylehref}, qr{^(?:(?:http:)?//static.example.com|\.\./\.\./\.\.)/style.css$});
 like($bits{tophref}, qr{^(?:(?:http:)?//static.example.com|\.\./\.\./\.\.)/$});
+like($bits{cgihref}, qr{^(?:(?:http:)?//(?:staging\.example\.net|cgi\.example\.com))?/ikiwiki.cgi$});
 TODO: {
 local $TODO = "use self-referential CGI URL?";
 like($bits{cgihref}, qr{^(?:(?:http:)?//staging.example.net)?/ikiwiki.cgi$});
 }
 
+write_setup_file(
+	html5	=> 1,
+	url	=> "http://static.example.com/",
+	cgiurl	=> "http://cgi.example.com/ikiwiki.cgi",
+);
+thoroughly_rebuild();
+check_cgi_mode_bits();
+
+ok(-e "t/tmp/out/a/b/c/index.html");
+$content = readfile("t/tmp/out/a/b/c/index.html");
+# no <base> on static HTML
+unlike($content, qr{<base\W});
+# url and cgiurl are not on the same host so the cgiurl has to be
+# protocol-relative or absolute
+like($content, qr{<a[^>]+href="(?:http:)?//cgi.example.com/ikiwiki.cgi\?do=prefs"});
+# cross-links between static pages are still relative
+like($content, qr{<li>A: <a href="../../">a</a></li>});
+like($content, qr{<li>B: <a href="../">b</a></li>});
+like($content, qr{<li>E: <a href="../../d/e/">e</a></li>});
+
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '80';
+	$ENV{SCRIPT_NAME} = '/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'cgi.example.com';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "//static.example.com/");
+is($bits{stylehref}, "//static.example.com/style.css");
+is($bits{tophref}, "//static.example.com/");
+is($bits{cgihref}, "//cgi.example.com/ikiwiki.cgi");
+
+# when accessed via HTTPS, links are secure - in fact they're exactly the
+# same as when accessed via HTTP
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '443';
+	$ENV{SCRIPT_NAME} = '/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'cgi.example.com';
+	$ENV{HTTPS} = 'on';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "//static.example.com/");
+is($bits{stylehref}, "//static.example.com/style.css");
+is($bits{tophref}, "//static.example.com/");
+is($bits{cgihref}, "//cgi.example.com/ikiwiki.cgi");
+
+# when accessed via a different hostname, links to the CGI (only) should
+# stay on that host?
+$in = 'do=edit&page=a/b/c&Preview';
+run(["./t/tmp/ikiwiki.cgi"], \$in, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'POST';
+	$ENV{SERVER_PORT} = '80';
+	$ENV{SCRIPT_NAME} = '/ikiwiki.cgi';
+	$ENV{HTTP_HOST} = 'staging.example.net';
+	$ENV{CONTENT_LENGTH} = length $in;
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "//static.example.com/a/b/c/");
+is($bits{stylehref}, "//static.example.com/style.css");
+is($bits{tophref}, "../../../");
+like($bits{cgihref}, qr{//(?:staging\.example\.net|cgi\.example\.com)/ikiwiki\.cgi});
+TODO: {
+local $TODO = "use self-referential CGI URL maybe?";
+is($bits{cgihref}, "//staging.example.net/ikiwiki.cgi");
+}
+
 #######################################################################
 # site 3: we specifically want everything to be secure
 
-writefile("test.setup", "t/tmp", <<EOF
-# IkiWiki::Setup::Yaml - YAML formatted setup file
-wikiname: this is the name of my wiki
-srcdir: t/tmp/in
-destdir: t/tmp/out
-templatedir: templates
-url: "https://example.com/wiki/"
-cgiurl: "https://example.com/cgi-bin/ikiwiki.cgi"
-cgi_wrapper: t/tmp/ikiwiki.cgi
-cgi_wrappermode: 0754
-# make it easier to test previewing
-add_plugins:
-- anonok
-anonok_pagespec: "*"
-ENV: { 'PERL5LIB': '$PERL5LIB' }
-EOF
+write_setup_file(
+	html5	=> 0,
+	url	=> "https://example.com/wiki/",
+	cgiurl	=> "https://example.com/cgi-bin/ikiwiki.cgi",
 );
-
-ok(unlink("t/tmp/ikiwiki.cgi"));
-ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
-
-# CGI wrapper should be exactly the requested mode
-(undef, undef, $mode, undef, undef,
-	undef, undef, undef, undef, undef,
-	undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
-is($mode & 07777, 0754);
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
 ok(-e "t/tmp/out/a/b/c/index.html");
 $content = readfile("t/tmp/out/a/b/c/index.html");
@@ -356,35 +484,18 @@ like($bits{stylehref}, qr{^(?:(?:https:)?//example.com)?/wiki/style.css$});
 like($bits{tophref}, qr{^(?:/wiki|\.\./\.\./\.\.)/$});
 like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
 
+# not testing html5: 0 here because that ends up identical to site 1
+
 #######################################################################
 # site 4 (NetBSD wiki): CGI is secure, static content doesn't have to be
 
-writefile("test.setup", "t/tmp", <<EOF
-# IkiWiki::Setup::Yaml - YAML formatted setup file
-wikiname: this is the name of my wiki
-srcdir: t/tmp/in
-destdir: t/tmp/out
-templatedir: templates
-url: "http://example.com/wiki/"
-cgiurl: "https://example.com/cgi-bin/ikiwiki.cgi"
-cgi_wrapper: t/tmp/ikiwiki.cgi
-cgi_wrappermode: 0754
-# make it easier to test previewing
-add_plugins:
-- anonok
-anonok_pagespec: "*"
-ENV: { 'PERL5LIB': '$PERL5LIB' }
-EOF
+write_setup_file(
+	html5	=> 0,
+	url	=> "http://example.com/wiki/",
+	cgiurl	=> "https://example.com/cgi-bin/ikiwiki.cgi",
 );
-
-ok(unlink("t/tmp/ikiwiki.cgi"));
-ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
-
-# CGI wrapper should be exactly the requested mode
-(undef, undef, $mode, undef, undef,
-	undef, undef, undef, undef, undef,
-	undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
-is($mode & 07777, 0754);
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
 ok(-e "t/tmp/out/a/b/c/index.html");
 $content = readfile("t/tmp/out/a/b/c/index.html");
@@ -441,6 +552,7 @@ run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
 like($bits{basehref}, qr{^https://staging.example.net/wiki/$});
 like($bits{stylehref}, qr{^(?:(?:https:)?//staging.example.net)?/wiki/style.css$});
 like($bits{tophref}, qr{^(?:(?:(?:https:)?//staging.example.net)?/wiki|\.)/$});
+like($bits{cgihref}, qr{^(?:(?:https:)?//(?:staging\.example\.net|example\.com))?/cgi-bin/ikiwiki.cgi$});
 TODO: {
 local $TODO = "this should really point back to itself but currently points to example.com";
 like($bits{cgihref}, qr{^(?:(?:https:)?//staging.example.net)?/cgi-bin/ikiwiki.cgi$});
@@ -462,37 +574,137 @@ like($bits{stylehref}, qr{^(?:(?:https:)?//example.com)?/wiki/style.css$});
 like($bits{tophref}, qr{^(?:/wiki|\.\./\.\./\.\.)/$});
 like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
 
+write_setup_file(
+	html5	=> 1,
+	url	=> "http://example.com/wiki/",
+	cgiurl	=> "https://example.com/cgi-bin/ikiwiki.cgi",
+);
+thoroughly_rebuild();
+check_cgi_mode_bits();
+
+ok(-e "t/tmp/out/a/b/c/index.html");
+$content = readfile("t/tmp/out/a/b/c/index.html");
+# no <base> on static HTML
+unlike($content, qr{<base\W});
+# url and cgiurl are on the same host but different schemes
+like($content, qr{<a[^>]+href="https://example.com/cgi-bin/ikiwiki.cgi\?do=prefs"});
+# cross-links between static pages are relative
+like($content, qr{<li>A: <a href="../../">a</a></li>});
+like($content, qr{<li>B: <a href="../">b</a></li>});
+like($content, qr{<li>E: <a href="../../d/e/">e</a></li>});
+
+# when accessed via HTTPS, links are secure (to avoid mixed-content)
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '443';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'example.com';
+	$ENV{HTTPS} = 'on';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "/wiki/");
+is($bits{stylehref}, "/wiki/style.css");
+is($bits{tophref}, "/wiki/");
+like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
+
+# when not accessed via HTTPS, ???
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '80';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'example.com';
+});
+%bits = parse_cgi_content($content);
+like($bits{basehref}, qr{^(?:https?://example.com)?/wiki/$});
+like($bits{stylehref}, qr{^(?:(?:https?:)?//example.com)?/wiki/style.css$});
+like($bits{tophref}, qr{^(?:(?:https?://example.com)?/wiki|\.)/$});
+like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
+
+# when accessed via a different hostname, links stay on that host
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{SERVER_PORT} = '443';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+	$ENV{HTTP_HOST} = 'staging.example.net';
+	$ENV{HTTPS} = 'on';
+});
+%bits = parse_cgi_content($content);
+# because the static and dynamic stuff is on the same server, we assume that
+# both are also on the staging server
+is($bits{basehref}, "/wiki/");
+is($bits{stylehref}, "/wiki/style.css");
+like($bits{tophref}, qr{^(?:/wiki|\.)/$});
+like($bits{cgihref}, qr{^(?:(?:https:)?//(?:example\.com|staging\.example\.net))?/cgi-bin/ikiwiki.cgi$});
+TODO: {
+local $TODO = "this should really point back to itself but currently points to example.com";
+like($bits{cgihref}, qr{^(?:(?:https:)?//staging.example.net)?/cgi-bin/ikiwiki.cgi$});
+}
+
+# previewing a page
+$in = 'do=edit&page=a/b/c&Preview';
+run(["./t/tmp/ikiwiki.cgi"], \$in, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'POST';
+	$ENV{SERVER_PORT} = '443';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki.cgi';
+	$ENV{HTTP_HOST} = 'example.com';
+	$ENV{CONTENT_LENGTH} = length $in;
+	$ENV{HTTPS} = 'on';
+});
+%bits = parse_cgi_content($content);
+is($bits{basehref}, "/wiki/a/b/c/");
+is($bits{stylehref}, "/wiki/style.css");
+like($bits{tophref}, qr{^(?:/wiki|\.\./\.\./\.\.)/$});
+like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
+
 # Deliberately not testing https static content with http cgiurl,
 # because that makes remarkably little sense.
 
 #######################################################################
 # site 5: w3mmode, as documented in [[w3mmode]]
 
-writefile("test.setup", "t/tmp", <<EOF
-# IkiWiki::Setup::Yaml - YAML formatted setup file
-wikiname: this is the name of my wiki
-srcdir: t/tmp/in
-destdir: t/tmp/out
-templatedir: templates
-cgiurl: ikiwiki.cgi
-w3mmode: 1
-cgi_wrapper: t/tmp/ikiwiki.cgi
-cgi_wrappermode: 0754
-add_plugins:
-- anonok
-anonok_pagespec: "*"
-ENV: { 'PERL5LIB': '$PERL5LIB' }
-EOF
+write_setup_file(
+	html5	=> 0, 
+	url	=> undef,
+	cgiurl	=> "ikiwiki.cgi",
+	w3mmode	=> 1,
 );
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
-ok(unlink("t/tmp/ikiwiki.cgi"));
-ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
+ok(-e "t/tmp/out/a/b/c/index.html");
+$content = readfile("t/tmp/out/a/b/c/index.html");
+# no <base> on static HTML
+unlike($content, qr{<base\W});
+# FIXME: does /$LIB/ikiwiki-w3m.cgi work under w3m?
+like($content, qr{<a[^>]+href="(?:file://)?/\$LIB/ikiwiki-w3m.cgi/ikiwiki.cgi\?do=prefs"});
+# cross-links between static pages are still relative
+like($content, qr{<li>A: <a href="../../">a</a></li>});
+like($content, qr{<li>B: <a href="../">b</a></li>});
+like($content, qr{<li>E: <a href="../../d/e/">e</a></li>});
+
+run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
+	$ENV{REQUEST_METHOD} = 'GET';
+	$ENV{PATH_INFO} = '/ikiwiki.cgi';
+	$ENV{SCRIPT_NAME} = '/cgi-bin/ikiwiki-w3m.cgi';
+	$ENV{QUERY_STRING} = 'do=prefs';
+});
+%bits = parse_cgi_content($content);
+like($bits{tophref}, qr{^(?:\Q$pwd\E/t/tmp/out|\.)/$});
+like($bits{cgihref}, qr{^(?:file://)?/\$LIB/ikiwiki-w3m.cgi/ikiwiki.cgi$});
+like($bits{basehref}, qr{^(?:(?:file:)?//)?\Q$pwd\E/t/tmp/out/$});
+like($bits{stylehref}, qr{^(?:(?:(?:file:)?//)?\Q$pwd\E/t/tmp/out|\.)/style.css$});
 
-# CGI wrapper should be exactly the requested mode
-(undef, undef, $mode, undef, undef,
-	undef, undef, undef, undef, undef,
-	undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
-is($mode & 07777, 0754);
+write_setup_file(
+	html5	=> 1,
+	url	=> undef,
+	cgiurl	=> "ikiwiki.cgi",
+	w3mmode	=> 1,
+);
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
 ok(-e "t/tmp/out/a/b/c/index.html");
 $content = readfile("t/tmp/out/a/b/c/index.html");
@@ -520,33 +732,14 @@ like($bits{stylehref}, qr{^(?:(?:(?:file:)?//)?\Q$pwd\E/t/tmp/out|\.)/style.css$
 #######################################################################
 # site 6: we're behind a reverse-proxy
 
-writefile("test.setup", "t/tmp", <<EOF
-# IkiWiki::Setup::Yaml - YAML formatted setup file
-wikiname: this is the name of my wiki
-srcdir: t/tmp/in
-destdir: t/tmp/out
-templatedir: templates
-url: "https://example.com/wiki/"
-cgiurl: "https://example.com/cgi-bin/ikiwiki.cgi"
-cgi_wrapper: t/tmp/ikiwiki.cgi
-cgi_wrappermode: 0754
-# make it easier to test previewing
-add_plugins:
-- anonok
-anonok_pagespec: "*"
-reverse_proxy: 1
-ENV: { 'PERL5LIB': '$PERL5LIB' }
-EOF
+write_setup_file(
+	html5	=> 0,
+	url	=> "https://example.com/wiki/",
+	cgiurl	=> "https://example.com/cgi-bin/ikiwiki.cgi",
+	reverse_proxy => 1,
 );
-
-ok(unlink("t/tmp/ikiwiki.cgi"));
-ok(! system("./ikiwiki.out --setup t/tmp/test.setup --rebuild --wrappers"));
-
-# CGI wrapper should be exactly the requested mode
-(undef, undef, $mode, undef, undef,
-	undef, undef, undef, undef, undef,
-	undef, undef, undef) = stat("t/tmp/ikiwiki.cgi");
-is($mode & 07777, 0754);
+thoroughly_rebuild();
+check_cgi_mode_bits();
 
 ok(-e "t/tmp/out/a/b/c/index.html");
 $content = readfile("t/tmp/out/a/b/c/index.html");
@@ -571,11 +764,8 @@ run(["./t/tmp/ikiwiki.cgi"], \undef, \$content, init => sub {
 %bits = parse_cgi_content($content);
 like($bits{tophref}, qr{^(?:/wiki|\.)/$});
 like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
-TODO: {
-local $TODO = "reverse-proxy support needed";
 is($bits{basehref}, "https://example.com/wiki/");
 like($bits{stylehref}, qr{^(?:(?:https:)?//example.com)?/wiki/style.css$});
-}
 
 # previewing a page
 $in = 'do=edit&page=a/b/c&Preview';
@@ -589,10 +779,10 @@ run(["./t/tmp/ikiwiki.cgi"], \$in, \$content, init => sub {
 %bits = parse_cgi_content($content);
 like($bits{tophref}, qr{^(?:/wiki|\.\./\.\./\.\.)/$});
 like($bits{cgihref}, qr{^(?:(?:https:)?//example.com)?/cgi-bin/ikiwiki.cgi$});
-TODO: {
-local $TODO = "reverse-proxy support needed";
 is($bits{basehref}, "https://example.com/wiki/a/b/c/");
 like($bits{stylehref}, qr{^(?:(?:https:)?//example.com)?/wiki/style.css$});
-}
+
+# not testing html5: 1 because it would be the same as site 1 -
+# the reverse_proxy config option is unnecessary under html5
 
 done_testing;