travis: add test cases for optional schedulers

Added separate tests for schedulers, so that those can be
executed in parallel. Schedulers are tested with default
compiler flags. Previously, optional schedulers were tested
only without compiler optimizations (-O0) in coverage test.

Signed-off-by: Petri Savolainen <petri.savolainen@linaro.org>
Reviewed-by:  Dmitry Eremin-Solenikov <dmitry.ereminsolenikov@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>

.travis.yml

@@ -98,6 +98,28 @@ script:
           fi
 jobs:
         include:
+                - stage: test
+                  env: TEST=scheduler_sp
+                  compiler: gcc
+                  script:
+                          - if [ -z "${DOCKER_NAMESPACE}" ] ; then export DOCKER_NAMESPACE="opendataplane"; fi
+                          - docker run --privileged -i -t
+                              -v `pwd`:/odp --shm-size 8g
+                              -e CC="${CC}"
+                              -e CONF=""
+                              -e ODP_SCHEDULER=sp
+                              ${DOCKER_NAMESPACE}/travis-odp-lng-ubuntu_16.04 /odp/scripts/ci/check.sh
+                - stage: test
+                  env: TEST=scheduler_scalable
+                  compiler: gcc
+                  script:
+                          - if [ -z "${DOCKER_NAMESPACE}" ] ; then export DOCKER_NAMESPACE="opendataplane"; fi
+                          - docker run --privileged -i -t
+                              -v `pwd`:/odp --shm-size 8g
+                              -e CC="${CC}"
+                              -e CONF=""
+                              -e ODP_SCHEDULER=scalable
+                              ${DOCKER_NAMESPACE}/travis-odp-lng-ubuntu_16.04 /odp/scripts/ci/check.sh
                 - stage: test
                   env: TEST=process_mode
                   install: