Mock out process.platform as darwin by default

Nathan Sobo · Nathan Sobo · commit 66d97b39bc60 · 2016-09-15T13:45:38.000-06:00
This avoids calling the non-existent getModifierState method on our fake keyboard events when running on Travis.
diff --git a/spec/keymap-manager-spec.coffee b/spec/keymap-manager-spec.coffee
@@ -12,6 +12,7 @@ describe "KeymapManager", ->
   keymapManager = null
 
   beforeEach ->
+    mockProcessPlatform('darwin')
     keymapManager = new KeymapManager
 
   afterEach ->
