Report code coverage to coveralls.io

Author: Totktonada

.travis.yml

@@ -12,5 +12,16 @@ before_script:
   - src/test/travis.pre.sh
 
 script:
-  - mvn verify
+  - |
+    if [ "${TRAVIS_JDK_VERSION}" = openjdk11 ]; then
+        mvn verify jacoco:report
+    else
+        mvn verify
+    fi
   - sudo cat /var/log/tarantool/jdk-testing.log
+
+after_success:
+  - |
+    if [ "${TRAVIS_JDK_VERSION}" = openjdk11 ]; then
+        mvn coveralls:report -DrepoToken=${COVERALLS_TOKEN}
+    fi

README.md

@@ -1,3 +1,7 @@
+[![Coverage Status][coveralls-badge]][coveralls-page]
+
+[coveralls-badge]: https://coveralls.io/repos/github/tarantool/tarantool-java/badge.svg?branch=connector-1.8.jdbc
+[coveralls-page]: https://coveralls.io/github/tarantool/tarantool-java?branch=connector-1.8.jdbc
 
 First you should add snaphost repository and  dependency to your pom file
 ```xml

pom.xml

@@ -63,6 +63,33 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+                <version>0.8.2</version>
+                <executions>
+                    <execution>
+                        <id>prepare-agent</id>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.eluder.coveralls</groupId>
+                <artifactId>coveralls-maven-plugin</artifactId>
+                <version>4.3.0</version>
+                <dependencies>
+                    <!-- Support reporting to coveralls on Java 9. -->
+                    <!-- https://github.com/trautonen/coveralls-maven-plugin/issues/112 -->
+                    <dependency>
+                        <groupId>javax.xml.bind</groupId>
+                            <artifactId>jaxb-api</artifactId>
+                            <version>2.3.1</version>
+                    </dependency>
+                </dependencies>
+            </plugin>
         </plugins>
     </build>