1 files changed, 32 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webrtc-encoded-transform/routines.js b/testing/web-platform/tests/webrtc-encoded-transform/routines.js
new file mode 100644
index 0000000000..4db7f39621
--- /dev/null
+++ b/testing/web-platform/tests/webrtc-encoded-transform/routines.js
@@ -0,0 +1,32 @@
+async function createConnections(test, setupLocalConnection, setupRemoteConnection, doNotCloseAutmoatically) {
+    const localConnection = new RTCPeerConnection();
+    const remoteConnection = new RTCPeerConnection();
+
+    remoteConnection.onicecandidate = (event) => { localConnection.addIceCandidate(event.candidate); };
+    localConnection.onicecandidate = (event) => { remoteConnection.addIceCandidate(event.candidate); };
+
+    await setupLocalConnection(localConnection);
+    await setupRemoteConnection(remoteConnection);
+
+    const offer = await localConnection.createOffer();
+    await localConnection.setLocalDescription(offer);
+    await remoteConnection.setRemoteDescription(offer);
+
+    const answer = await remoteConnection.createAnswer();
+    await remoteConnection.setLocalDescription(answer);
+    await localConnection.setRemoteDescription(answer);
+
+    if (!doNotCloseAutmoatically) {
+        test.add_cleanup(() => {
+            localConnection.close();
+            remoteConnection.close();
+        });
+    }
+
+    return [localConnection, remoteConnection];
+}
+
+function waitFor(test, duration)
+{
+    return new Promise((resolve) => test.step_timeout(resolve, duration));
+}