Parallelize tests into multiple buildspecs

Author: clareliguori

buildspecs/build-test-suite-1.yml

@@ -0,0 +1,12 @@
+version: 0.2
+
+phases:
+  install:
+    commands:
+      - npm install
+  build:
+    commands:
+      - npm test -- --grep 'Calculator Tests'
+artifacts:
+  files:
+    - '**/*'

buildspecs/build-test-suite-2.yml

@@ -0,0 +1,12 @@
+version: 0.2
+
+phases:
+  install:
+    commands:
+      - npm install
+  build:
+    commands:
+      - npm test -- --grep 'Calculator Tests' --invert
+artifacts:
+  files:
+    - '**/*'