Turn on and configure test coverage reporting

.travis.yml

@@ -11,4 +11,9 @@ jdk:
   - oraclejdk7
   - oraclejdk8
 
-script: "sbt ++$TRAVIS_SCALA_VERSION test it:test"
+script:
+  - sbt ++$TRAVIS_SCALA_VERSION coverage test it:test
+
+after_success:
+  - sbt coverageAggregate
+  - sbt coveralls

build.sbt

@@ -1,3 +1,5 @@
+import scoverage.ScoverageSbtPlugin.ScoverageKeys.coverageExcludedPackages
+
 lazy val commonSettings = Seq(
   organization := "io.github.finagle",
   version := "0.0.1",
@@ -33,13 +35,15 @@ lazy val core = project
   .settings(moduleName := "finagle-serial-core")
   .settings(commonSettings: _*)
   .settings(publishSettings: _*)
+  .disablePlugins(CoverallsPlugin)
 
 lazy val test = project
   .settings(moduleName := "finagle-serial-test")
   .settings(commonSettings: _*)
   .settings(publishSettings: _*)
   .settings(libraryDependencies ++= testDependencies)
   .dependsOn(core)
+  .disablePlugins(CoverallsPlugin)
 
 lazy val scodecSettings = Seq(
   resolvers += Resolver.sonatypeRepo("snapshots"),
@@ -60,6 +64,7 @@ lazy val scodec = project
   .settings(publishSettings: _*)
   .settings(scodecSettings: _*)
   .dependsOn(core, test % "it")
+  .disablePlugins(CoverallsPlugin)
 
 lazy val benchmark = project
   .settings(moduleName := "finagle-serial-benchmark")
@@ -73,7 +78,9 @@ lazy val benchmark = project
       "com.twitter" %% "scrooge-core" % "3.17.0"
     )
   ).settings(com.twitter.scrooge.ScroogeSBT.newSettings: _*)
+  .settings(coverageExcludedPackages := "i\\.g\\.f\\.s\\..*")
   .dependsOn(core, scodec)
+  .disablePlugins(CoverallsPlugin)
 
 lazy val publishSettings = Seq(
   publishMavenStyle := true,

project/plugins.sbt

@@ -4,10 +4,10 @@ resolvers ++= Seq(
 )
 
 addSbtPlugin("com.eed3si9n" % "sbt-unidoc" % "0.3.1")
-
-// Used only in the benchmark project
-addSbtPlugin("com.twitter" %% "scrooge-sbt-plugin" % "3.14.1")
-
 addSbtPlugin("com.typesafe.sbt" % "sbt-pgp" % "0.8.3")
-
+addSbtPlugin("org.scoverage" % "sbt-coveralls" % "1.0.0.BETA1")
+addSbtPlugin("org.scoverage" % "sbt-scoverage" % "1.0.4")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.1.8")
+
+// Used only in the benchmark project
+addSbtPlugin("com.twitter" %% "scrooge-sbt-plugin" % "3.14.1")