Rely on CSON.readFileSync to test caching behavior

spec/compile-cache-spec.coffee

@@ -4,7 +4,6 @@ Babel = require 'babel-core'
 CoffeeScript = require 'coffee-script'
 {TypeScriptSimple} = require 'typescript-simple'
 CSON = require 'season'
-CSONParser = require 'season/node_modules/cson-parser'
 CompileCache = require '../src/compile-cache'
 
 describe 'CompileCache', ->
@@ -20,7 +19,6 @@ describe 'CompileCache', ->
     spyOn(Babel, 'transform').andReturn {code: 'the-babel-code'}
     spyOn(CoffeeScript, 'compile').andReturn {js: 'the-coffee-code', v3SourceMap: "{}"}
     spyOn(TypeScriptSimple::, 'compile').andReturn 'the-typescript-code'
-    spyOn(CSONParser, 'parse').andReturn {the: 'cson-data'}
 
   afterEach ->
     CSON.setCacheDir(CompileCache.getCacheDirectory())
@@ -64,11 +62,18 @@ describe 'CompileCache', ->
 
     describe 'when the given file is CSON', ->
       it 'compiles the file to JSON and caches it', ->
+        spyOn(CSON, 'setCacheDir').andCallThrough()
+        spyOn(CSON, 'readFileSync').andCallThrough()
+
         CompileCache.addPathToCache(path.join(fixtures, 'cson.cson'), atomHome)
-        expect(CSONParser.parse.callCount).toBe 1
+        expect(CSON.readFileSync).toHaveBeenCalledWith(path.join(fixtures, 'cson.cson'))
+        expect(CSON.setCacheDir).toHaveBeenCalledWith(path.join(atomHome, '/compile-cache'))
 
+        CSON.readFileSync.reset()
+        CSON.setCacheDir.reset()
         CompileCache.addPathToCache(path.join(fixtures, 'cson.cson'), atomHome)
-        expect(CSONParser.parse.callCount).toBe 1
+        expect(CSON.readFileSync).toHaveBeenCalledWith(path.join(fixtures, 'cson.cson'))
+        expect(CSON.setCacheDir).not.toHaveBeenCalled()
 
   describe 'overriding Error.prepareStackTrace', ->
     it 'removes the override on the next tick, and always assigns the raw stack', ->