[travis] add code coverage flag (#3037)

.travis/script.sh

@@ -548,15 +548,16 @@ set -x
 
 [ $BUILD_TARGET != posix-app-cli ] || {
     ./bootstrap || die
-    VIRTUAL_TIME_UART=1 make -f examples/Makefile-posix || die
+    # enable code coverage for OpenThread transceiver only
-    make -f src/posix/Makefile-posix || die
+    COVERAGE=1 VIRTUAL_TIME_UART=1 make -f examples/Makefile-posix || die
-    PYTHONUNBUFFERED=1 OT_CLI_PATH="$(pwd)/$(ls output/posix/*/bin/ot-cli)" RADIO_DEVICE="$(pwd)/$(ls output/*/bin/ot-ncp-radio)" COVERAGE=1 make -f src/posix/Makefile-posix check || die
+    COVERAGE=1 make -f src/posix/Makefile-posix || die
+    COVERAGE=1 PYTHONUNBUFFERED=1 OT_CLI_PATH="$(pwd)/$(ls output/posix/*/bin/ot-cli)" RADIO_DEVICE="$(pwd)/$(ls output/*/bin/ot-ncp-radio)" make -f src/posix/Makefile-posix check || die
 }
 
 [ $BUILD_TARGET != posix-app-pty ] || {
     ./bootstrap
-    make -f examples/Makefile-posix
+    COVERAGE=1 make -f examples/Makefile-posix
-    make -f src/posix/Makefile-posix
+    COVERAGE=1 make -f src/posix/Makefile-posix
 
     SOCAT_OUTPUT=/tmp/ot-socat
     socat -d -d pty,raw,echo=0 pty,raw,echo=0 > /dev/null 2> $SOCAT_OUTPUT &
@@ -611,14 +612,15 @@ EOF
 
 [ $BUILD_TARGET != posix-app-ncp ] || {
     ./bootstrap || die
-    VIRTUAL_TIME_UART=1 make -f examples/Makefile-posix || die
+    COVERAGE=1 VIRTUAL_TIME_UART=1 make -f examples/Makefile-posix || die
-    make -f src/posix/Makefile-posix || die
+    # enable code coverage for OpenThread posix radio
-    PYTHONUNBUFFERED=1 OT_NCP_PATH="$(pwd)/$(ls output/posix/*/bin/ot-ncp)" RADIO_DEVICE="$(pwd)/$(ls output/*/bin/ot-ncp-radio)" COVERAGE=1 NODE_TYPE=ncp-sim make -f src/posix/Makefile-posix check || die
+    COVERAGE=1 make -f src/posix/Makefile-posix || die
+    COVERAGE=1 PYTHONUNBUFFERED=1 OT_NCP_PATH="$(pwd)/$(ls output/posix/*/bin/ot-ncp)" RADIO_DEVICE="$(pwd)/$(ls output/*/bin/ot-ncp-radio)" NODE_TYPE=ncp-sim make -f src/posix/Makefile-posix check || die
 }
 
 [ $BUILD_TARGET != posix-ncp ] || {
     ./bootstrap || die
-    PYTHONUNBUFFERED=1 NODE_TYPE=ncp-sim make -f examples/Makefile-posix check || die
+    COVERAGE=1 PYTHONUNBUFFERED=1 NODE_TYPE=ncp-sim make -f examples/Makefile-posix check || die
 }
 
 [ $BUILD_TARGET != toranj-test-framework ] || {

examples/platforms/posix/sim/platform-sim.c

@@ -53,7 +53,8 @@
 uint32_t NODE_ID           = 1;
 uint32_t WELLKNOWN_NODE_ID = 34;
 
-extern bool gPlatformPseudoResetWasRequested;
+extern bool          gPlatformPseudoResetWasRequested;
+static volatile bool gTerminate = false;
 
 int    gArgumentsCount = 0;
 char **gArguments      = NULL;
@@ -62,6 +63,12 @@ uint64_t sNow = 0; // microseconds
 int      sSockFd;
 uint16_t sPortOffset;
 
+static void handleSignal(int aSignal)
+{
+    (void)aSignal;
+    gTerminate = true;
+}
+
 void otSimSendEvent(const struct Event *aEvent)
 {
     ssize_t            rval;
@@ -236,6 +243,9 @@ void otSysInit(int argc, char *argv[])
     platformAlarmInit(1);
     platformRadioInit();
     platformRandomInit();
+
+    signal(SIGTERM, &handleSignal);
+    signal(SIGHUP, &handleSignal);
 }
 
 bool otSysPseudoResetWasRequested(void)
@@ -256,6 +266,11 @@ void otSysProcessDrivers(otInstance *aInstance)
     int    max_fd = -1;
     int    rval;
 
+    if (gTerminate)
+    {
+        exit(0);
+    }
+
     FD_ZERO(&read_fds);
     FD_ZERO(&write_fds);
     FD_ZERO(&error_fds);
@@ -279,7 +294,7 @@ void otSysProcessDrivers(otInstance *aInstance)
             exit(EXIT_FAILURE);
         }
 
-        if (FD_ISSET(sSockFd, &read_fds))
+        if (rval > 0 && FD_ISSET(sSockFd, &read_fds))
         {
             receiveEvent(aInstance);
         }

src/posix/Makefile-posix

@@ -46,6 +46,7 @@ BuildJobs                      ?= 10
 
 configure_OPTIONS                   = \
     --enable-application-coap         \
+    --enable-border-agent             \
     --enable-border-router            \
     --enable-cert-log                 \
     --enable-child-supervision        \
@@ -67,6 +68,10 @@ configure_OPTIONS                   = \
     --with-ncp-bus=uart               \
     $(NULL)
 
+ifeq ($(COVERAGE),1)
+configure_OPTIONS              += --enable-coverage
+endif
+
 TopSourceDir                   := $(dir $(shell readlink $(firstword $(MAKEFILE_LIST))))../..
 AbsTopSourceDir                := $(dir $(realpath $(firstword $(MAKEFILE_LIST))))../..
 

src/posix/platform/radio_spinel.cpp

@@ -272,7 +272,7 @@ static int OpenPty(const char *aFile, const char *aConfig)
             close(static_cast<int>(i));
         }
 
-        rval = snprintf(cmd, sizeof(cmd), "%s %s", aFile, aConfig);
+        rval = snprintf(cmd, sizeof(cmd), "exec %s %s", aFile, aConfig);
         VerifyOrExit(rval > 0 && static_cast<size_t>(rval) < sizeof(cmd),
                      otLogCritPlat(mInstance, "NCP file and configuration is too long!"));
 

tests/scripts/thread-cert/node_cli.py

@@ -141,11 +141,9 @@ class otCli:
         if self.pexpect and self.pexpect.isalive():
             print("%d: exit" % self.nodeid)
             self.pexpect.send('exit\n')
+            self.pexpect.expect(pexpect.EOF)
             self.pexpect.terminate()
-            self._expect(pexpect.EOF)
-            self.pexpect.wait()
             self.pexpect = None
-            sys.stdout.flush()
 
     def send_command(self, cmd, go=True):
         print("%d: %s" % (self.nodeid, cmd))

tests/scripts/thread-cert/simulator.py

@@ -58,7 +58,7 @@ class RealTime:
     def get_messages_sent_by(self, nodeid):
         return self._sniffer.get_messages_sent_by(nodeid)
 
-    def go(self, duration):
+    def go(self, duration, nodeid=None):
         time.sleep(duration)
 
     def stop(self):