refac: Move JUnit config for ExhaustiveTest to core-api (#261)

Author: loganlinn

build.gradle

@@ -84,21 +84,11 @@ subprojects {
     }
 
     test {
-        useJUnit {
-            excludeCategories 'com.optimizely.ab.categories.ExhaustiveTest'
-        }
-
         testLogging {
             showStandardStreams = false
         }
     }
 
-    task exhaustiveTest(type: Test) {
-        useJUnit {
-            includeCategories 'com.optimizely.ab.categories.ExhaustiveTest'
-        }
-    }
-
     jmh {
         duplicateClassesStrategy = 'warn'
     }

core-api/build.gradle

@@ -12,6 +12,18 @@ dependencies {
     compileOnly group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: jacksonVersion, optional
 }
 
+test {
+    useJUnit {
+        excludeCategories 'com.optimizely.ab.categories.ExhaustiveTest'
+    }
+}
+
+task exhaustiveTest(type: Test) {
+    useJUnit {
+        includeCategories 'com.optimizely.ab.categories.ExhaustiveTest'
+    }
+}
+
 task generateVersionFile {
     // add the build version information into a file that'll go into the distribution
     ext.buildVersion = new File(projectDir, "src/main/resources/optimizely-build-version")

core-httpclient-impl/build.gradle

@@ -1,6 +1,5 @@
 dependencies {
     compile project(':core-api')
-    testCompile project(':core-api').sourceSets.test.output
 
     compileOnly group: 'com.google.code.gson', name: 'gson', version: gsonVersion