@Test
public void receiveGoAwayHttp2() throws Exception {
peer.setVariantAndClient(HTTP_2, false);
// write the mocking script
peer.acceptFrame(); // SYN_STREAM 3
peer.acceptFrame(); // SYN_STREAM 5
peer.sendFrame().goAway(3, PROTOCOL_ERROR, EMPTY_BYTE_ARRAY);
peer.acceptFrame(); // PING
peer.sendFrame().ping(true, 1, 0);
peer.acceptFrame(); // DATA STREAM 3
peer.play();
// play it back
FramedConnection connection = connection(peer, HTTP_2);
FramedStream stream1 = connection.newStream(headerEntries("a", "android"), true, true);
FramedStream stream2 = connection.newStream(headerEntries("b", "banana"), true, true);
connection.ping().roundTripTime(); // Ensure the GO_AWAY that resets stream2 has been received.
BufferedSink sink1 = Okio.buffer(stream1.getSink());
BufferedSink sink2 = Okio.buffer(stream2.getSink());
sink1.writeUtf8("abc");
try {
sink2.writeUtf8("abc");
sink2.flush();
fail();
} catch (IOException expected) {
assertEquals("stream was reset: REFUSED_STREAM", expected.getMessage());
}
sink1.writeUtf8("def");
sink1.close();
try {
connection.newStream(headerEntries("c", "cola"), true, true);
fail();
} catch (IOException expected) {
assertEquals("shutdown", expected.getMessage());
}
assertTrue(stream1.isOpen());
assertFalse(stream2.isOpen());
assertEquals(1, connection.openStreamCount());
// verify the peer received what was expected
MockSpdyPeer.InFrame synStream1 = peer.takeFrame();
assertEquals(TYPE_HEADERS, synStream1.type);
MockSpdyPeer.InFrame synStream2 = peer.takeFrame();
assertEquals(TYPE_HEADERS, synStream2.type);
MockSpdyPeer.InFrame ping = peer.takeFrame();
assertEquals(TYPE_PING, ping.type);
MockSpdyPeer.InFrame data1 = peer.takeFrame();
assertEquals(TYPE_DATA, data1.type);
assertEquals(3, data1.streamId);
assertTrue(Arrays.equals("abcdef".getBytes("UTF-8"), data1.data));
}
private FramedConnection sendHttp2SettingsAndCheckForAck(boolean client, Settings settings)
throws IOException, InterruptedException {
peer.setVariantAndClient(HTTP_2, client);
peer.sendFrame().settings(settings);
peer.acceptFrame(); // ACK
peer.acceptFrame(); // PING
peer.sendFrame().ping(true, 1, 0);
peer.play();
// play it back
FramedConnection connection = connection(peer, HTTP_2);
// verify the peer received the ACK
MockSpdyPeer.InFrame ackFrame = peer.takeFrame();
assertEquals(TYPE_SETTINGS, ackFrame.type);
assertEquals(0, ackFrame.streamId);
assertTrue(ackFrame.ack);
connection.ping().roundTripTime(); // Ensure that settings have been applied before returning.
return connection;
}
@Test
public void clientPingsServerHttp2() throws Exception {
peer.setVariantAndClient(HTTP_2, false);
// write the mocking script
peer.acceptFrame(); // PING
peer.sendFrame().ping(true, 1, 5);
peer.play();
// play it back
FramedConnection connection = connection(peer, HTTP_2);
Ping ping = connection.ping();
assertTrue(ping.roundTripTime() > 0);
assertTrue(ping.roundTripTime() < TimeUnit.SECONDS.toNanos(1));
// verify the peer received what was expected
MockSpdyPeer.InFrame pingFrame = peer.takeFrame();
assertEquals(0, pingFrame.streamId);
assertEquals(1, pingFrame.payload1);
assertEquals(0x4f4b6f6b, pingFrame.payload2); // connection.ping() sets this.
assertFalse(pingFrame.ack);
}