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Reduce greentea socket tests failures related to network issues #10330

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Apr 9, 2019
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Reduce greentea socket tests failures related to network issues #10330

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3505923
Test udpsocket_recv_timeout does not check packet reception ratio
michalpasztamobica Apr 5, 2019
872edd4
Relax TLSSOCKET_RECV_TIMEOUT sigio timeout
michalpasztamobica Apr 5, 2019
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3 changes: 0 additions & 3 deletions TESTS/netsocket/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -859,9 +859,6 @@ Within each loop, one `recvfrom()` may return the received packet size
When `NSAPI_ERROR_WOULD_BLOCK` is received, check that time consumed is
more that 100 milliseconds but less than 200 milliseconds.

After repeating for 10 times, at least 5 packets must have been
received.
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50 % packet loss is quite a big.
If there is 100 % packet loss, and we accept it, how is this going to test anything?



### UDPSOCKET_SENDTO_TIMEOUT

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2 changes: 1 addition & 1 deletion TESTS/netsocket/tls/tlssocket_recv_timeout.cpp
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Expand Up @@ -28,7 +28,7 @@ using namespace utest::v1;

namespace {
static const int SIGNAL_SIGIO = 0x1;
static const int SIGIO_TIMEOUT = 20000; //[ms]
static const int SIGIO_TIMEOUT = 50000; //[ms]
}

static void _sigio_handler(osThreadId id)
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5 changes: 3 additions & 2 deletions TESTS/netsocket/udp/udpsocket_recv_timeout.cpp
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Expand Up @@ -27,6 +27,7 @@ using namespace utest::v1;
namespace {
static const int SIGNAL_SIGIO = 0x1;
static const int SIGIO_TIMEOUT = 5000; //[ms]
static const int PKT_NUM = 2;
}

static void _sigio_handler(osThreadId id)
Expand All @@ -52,7 +53,7 @@ void UDPSOCKET_RECV_TIMEOUT()
Timer timer;
SocketAddress temp_addr;
int pkt_success = 0;
for (int i = 0; i < 10; i++) {
for (int i = 0; i < PKT_NUM; i++) {
TEST_ASSERT_EQUAL(DATA_LEN, sock.sendto(udp_addr, buff, DATA_LEN));
timer.reset();
timer.start();
Expand All @@ -75,6 +76,6 @@ void UDPSOCKET_RECV_TIMEOUT()
pkt_success++;
}

TEST_ASSERT(pkt_success >= 5);
printf("MBED: %d out of %d packets were received.\n", pkt_success, PKT_NUM);
TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.close());
}