add jacoco and travis ci

.travis.yml

@@ -0,0 +1,13 @@
+language: java
+jdk:
+- oraclejdk8
+- oraclejdk9
+sudo: false
+before_install:
+- chmod +x ./gradlew
+script:
+- ./gradlew check
+- ./gradlew javadoc
+- ./gradlew jacocoTestReport
+after_success:
+- bash <(curl -s https://codecov.io/bash)

build.gradle

@@ -11,6 +11,7 @@ group 'com.mgabriel'
 apply plugin: 'java'
 apply plugin: 'eclipse'
 apply plugin: 'idea'
+apply plugin: 'jacoco'
 
 sourceCompatibility = 1.8
 
@@ -38,7 +39,14 @@ test {
     useJUnitPlatform()
 }
 
-
+jacocoTestReport {
+    reports {
+        xml.enabled true
+        xml.destination new File("${buildDir}/reports/jacoco/report.xml")
+        html.enabled true
+        csv.enabled false
+    }
+}