updated test configurations to limit maxHeap size

Author: Sayaan Saha

.circleci/config.yml

@@ -5,7 +5,9 @@ jobs:
     docker:
       - image: circleci/android:api-26-alpha
     environment:
-      JVM_OPTS: -Xmx1024m -XX:ParallelGCThreads=2 -XX:ConcGCThreads=2 -XX:ParallelGCThreads=2 -Djava.util.concurrent.ForkJoinPool.common.parallelism=2
+      JVM_OPTS: -Xms512m -Xmx1024m -XX:ParallelGCThreads=2 -XX:ConcGCThreads=2 -XX:ParallelGCThreads=2 -Djava.util.concurrent.ForkJoinPool.common.parallelism=2
+      GRADLE_OPTS: -Dorg.gradle.jvmargs="-Xmx2048m -XX:+HeapDumpOnOutOfMemoryError"
+
 
     steps:
       - checkout

AndroidSDKTests/build.gradle

@@ -19,6 +19,19 @@ android {
         }
     }
     testOptions {
+        unitTests.all {
+            maxParallelForks = 2
+
+            // set heap size for the test JVM(s)
+            minHeapSize = "128m"
+            maxHeapSize = "512m"
+
+            beforeTest { descriptor ->
+                logger.lifecycle("Running test: " + descriptor)
+            }
+
+
+        }
         unitTests {
             includeAndroidResources = true
         }
@@ -59,4 +72,4 @@ configurations {
 }
 artifacts {
     unitTestArtifact jarTests
-}
+}