Merge pull request #452 from seratch/openjdk11-bug

Add a workaround for OpenJDK 11's bug

Author: seratch

.travis.yml

@@ -13,6 +13,7 @@ matrix:
   # LTS version
   - jdk: openjdk11
     env: CODECOV="false"
+    env: MAVEN_OPTS=-Djdk.tls.client.protocols=TLSv1.2
     script: travis_retry ./scripts/run_no_prep_tests.sh
   # non-LTS but latest
   - jdk: openjdk14

scripts/run_no_prep_tests.sh

@@ -1,5 +1,6 @@
 #!/bin/bash
-./mvnw clean \
+./mvnw ${MAVEN_OPTS} \
+  clean \
   test-compile \
   '-Dtest=test_locally.**.*Test' test \
   -DfailIfNoTests=false \