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Merge "add congestion control test to CTS" am: be66108f84 am: 9177e7bbec

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Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2578355

Change-Id: Ib713d1dff95bfa4619bff50ac766472d05738112
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Maciej Żenczykowski 2023-05-09 19:51:09 +00:00 • committed by Automerger Merge Worker
commit ccd8526bd6
1 changed files with 11 additions and 0 deletions
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11
tests/cts/hostside/src/com/android/cts/net/ProcNetTest.java
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@ -166,4 +166,15 @@ public class ProcNetTest extends DeviceTestCase implements IBuildReceiver, IDevi
assertTrue(interval <= upperBoundSec);
}
}
/**
* Verify that cubic is used as the congestion control algorithm.
* (This repeats the VTS test, and is here for good performance of the internet as a whole.)
* TODO: revisit this once a better CC algorithm like BBR2 is available.
*/
public void testCongestionControl() throws Exception {
String path = "/proc/sys/net/ipv4/tcp_congestion_control";
String value = mDevice.executeAdbCommand("shell", "cat", path).trim();
assertEquals(value, "cubic");
}
}