Add some tests that check SDP after transceiver stop (#14423)

web-platform-tests · Jan 17, 2019 · adc0811 · adc0811
1 parent d939234
commit adc0811
Showing 1 changed file with 82 additions and 0 deletions.
diff --git a/webrtc/RTCRtpTransceiver-stop.html b/webrtc/RTCRtpTransceiver-stop.html
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+<!doctype html>
+<meta charset=utf-8>
+<title>RTCRtpTransceiver.prototype.stop</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="RTCPeerConnection-helper.js"></script>
+<script>
+// FIXME: Add a test adding a transceiver, stopping it and trying to create an empty offer.
+
+promise_test(async (t)=> {
+    const pc1 = new RTCPeerConnection();
+    t.add_cleanup(() => pc1.close());
+
+    pc1.addTransceiver("audio", { direction: "sendonly" });
+    pc1.addTransceiver("video");
+    pc1.getTransceivers()[0].stop();
+
+    const offer = await pc1.createOffer();
+
+    assert_false(offer.sdp.includes("m=audio"), "offer should not contain an audio m-section");
+    assert_true(offer.sdp.includes("m=video"), "offer should contain a video m-section");
+}, "A transceiver added and stopped before the initial offer generation should not trigger an offer m-section generation");
+
+promise_test(async (t)=> {
+    const pc1 = new RTCPeerConnection();
+    const pc2 = new RTCPeerConnection();
+    t.add_cleanup(() => pc1.close());
+    t.add_cleanup(() => pc2.close());
+
+    pc1.addTransceiver("audio");
+
+    await exchangeOfferAnswer(pc1, pc2);
+
+    pc1.addTransceiver("video");
+
+    pc1.getTransceivers()[0].stop();
+    pc1.getTransceivers()[1].stop();
+
+    const offer = await pc1.createOffer();
+
+    assert_true(offer.sdp.includes("m=audio"), "offer should contain an audio m-section");
+    assert_true(offer.sdp.includes("m=audio 0"), "The audio m-section should be rejected");
+
+    assert_false(offer.sdp.includes("m=video"), "offer should not contain a video m-section");
+}, "During renegotiation, adding and stopping a transceiver should not trigger a renegotiated offer m-section generation");
+
+promise_test(async (t)=> {
+    const pc1 = new RTCPeerConnection();
+    const pc2 = new RTCPeerConnection();
+    t.add_cleanup(() => pc1.close());
+    t.add_cleanup(() => pc2.close());
+
+    pc1.addTransceiver("audio");
+
+    await exchangeOfferAnswer(pc1, pc2);
+
+    pc1.getTransceivers()[0].direction = "sendonly";
+    pc1.getTransceivers()[0].stop();
+
+    const offer = await pc1.createOffer();
+
+    assert_true(offer.sdp.includes("a=sendonly"), "The audio m-section should be sendonly");
+}, "A stopped sendonly transceiver should generate an inactive m-section in the offer");
+
+promise_test(async (t)=> {
+    const pc1 = new RTCPeerConnection();
+    const pc2 = new RTCPeerConnection();
+    t.add_cleanup(() => pc1.close());
+    t.add_cleanup(() => pc2.close());
+
+    pc1.addTransceiver("audio");
+
+    await exchangeOfferAnswer(pc1, pc2);
+
+    pc1.getTransceivers()[0].direction = "inactive";
+    pc1.getTransceivers()[0].stop();
+
+    const offer = await pc1.createOffer();
+
+    assert_true(offer.sdp.includes("a=inactive"), "The audio m-section should be inactive");
+}, "A stopped inactive transceiver should generate an inactive m-section in the offer");
+</script>