Tests: TODO HTTP/2 server push flow control tests with "aio on".

h2_server_push.t

diff --git a/h2_server_push.t b/h2_server_push.t
index f74abdf..702cfaf 100644
--- a/h2_server_push.t
+++ b/h2_server_push.t
@@ -267,6 +267,9 @@
 $frames = $s->read(all => [{ type => 'PUSH_PROMISE' }], wait => 0.2);
 is(grep({ $_->{type} eq "PUSH_PROMISE" } @$frames), 0, 'max pushes disabled');
 
+TODO: {
+local $TODO = 'not yet' if $t->read_file('nginx.conf') =~ /aio on/;
+
 # server push flow control & rst
 
 $s = Test::Nginx::HTTP2->new();
@@ -303,9 +306,14 @@
 is($frame->{length}, 1, 'pushed response flow control');
 is($frame->{flags}, 1, 'pushed response END_STREAM');
 
+}
+
 ($frame) = grep { $_->{type} eq "DATA" && $_->{sid} == 4 } @$frames;
 ok(!$frame, 'rst pushed stream');
 
+TODO: {
+local $TODO = 'not yet' if $t->read_file('nginx.conf') =~ /aio on/;
+
 # priority
 
 $s = Test::Nginx::HTTP2->new();
@@ -336,6 +344,8 @@
 @data = grep { $_->{type} eq "DATA" } @$frames;
 is(join(' ', map { $_->{sid} } @data), "2 4", 'priority 2');
 
+}
+
 # http2_max_concurrent_pushes
 
 $s = Test::Nginx::HTTP2->new(port(8082));