Run tests with less concurrency

.travis.yml

@@ -7,11 +7,19 @@ jdk:
 scala:
   - 2.11.2
 
+cache:
+  directories:
+    - $HOME/.m2/repository
+    - $HOME/.ivy2/cache
+    - $HOME/.sbt/boot/
+
 services:
   - redis
 
 script:
   - sbt ++$TRAVIS_SCALA_VERSION travis
+  - find $HOME/.sbt -name "*.lock" | xargs rm
+  - find $HOME/.ivy2 -name "ivydata-*.properties" | xargs rm
 
 after_success:
   - sbt coveralls

README.md

@@ -1,6 +1,6 @@
 [![Travis CI](https://img.shields.io/travis/knutwalker/rx-redis/master.svg)](https://travis-ci.org/knutwalker/rx-redis)
 [![Coverage Status](https://img.shields.io/coveralls/knutwalker/rx-redis/master.svg)](https://coveralls.io/r/knutwalker/rx-redis)
-[![Maven](https://img.shields.io/maven-central/v/de.knutwalker/rx-redis_2.11.svg)](http://search.maven.org/#search|ga|1|g%3A%22de.knutwalker%22%20AND%20a%3Arx-redis-*_2.11)
+[![Maven](https://img.shields.io/maven-central/v/de.knutwalker/rx-redis-scala_2.11.svg)](http://search.maven.org/#search|ga|1|g%3A%22de.knutwalker%22%20AND%20a%3Arx-redis-*_2.11)
 [![Apache License](https://img.shields.io/badge/license-APACHE_2-green.svg)](https://www.apache.org/licenses/LICENSE-2.0)
 
 RxRedis

build.sbt

@@ -68,6 +68,10 @@ lazy val tests = project enablePlugins AutomateHeaderPlugin configs (Integration
   inConfig(IntegrationTest)(List(fork := true)),
   testOptions in Test := List(Tests.Filter(unitFilter)),
   testOptions in RegressionTest := List(Tests.Filter(regFilter)),
+  parallelExecution in Test := false,
+  parallelExecution in IntegrationTest := false,
+  scalacOptions in Test += "-Yrangepos",
+  scalacOptions in IntegrationTest += "-Yrangepos",
   name := "rx-redis-tests",
   libraryDependencies ++= List(
     "org.scalatest"  %% "scalatest"         % "2.2.4"  % "it,test",
@@ -129,7 +133,6 @@ lazy val commonSettings = List(
     "-Ywarn-numeric-widen",
     "-Ywarn-unused",
     "-Ywarn-unused-import"),
-  scalacOptions in Test += "-Yrangepos",
   scalacOptions in (Compile, console) ~= (_ filterNot (x ⇒ x == "-Xfatal-warnings" || x.startsWith("-Ywarn"))),
   shellPrompt := { state ⇒
     val name = Project.extract(state).currentRef.project

tests/src/it/scala/rx/redis/ThreadSafetySpec.scala

@@ -27,7 +27,7 @@ import org.scalatest.FunSuite
 class ThreadSafetySpec extends FunSuite {
 
   val total = 10000
-  val threadCount = Runtime.getRuntime.availableProcessors() * 2
+  val threadCount = 2
 
   private class TestThread(
       commandToSend: RespType,