Only load TextMate packages as needed in specs

Also: when a TextMate package is deactivated, remove its grammars

src/packages/snippets/spec/snippets-spec.coffee

@@ -9,13 +9,11 @@ Package = require 'package'
 describe "Snippets extension", ->
   [buffer, editor, editSession] = []
   beforeEach ->
+    atom.activatePackage('javascript.tmbundle', sync: true)
     window.rootView = new RootView
     rootView.open('sample.js')
 
     packageWithSnippets = atom.loadPackage("package-with-snippets")
-    spyOn(atom, "getLoadedPackages").andCallFake ->
-      textMatePackages = window.textMatePackages.filter (pack) -> /package-with-a-cson-grammar|test|textmate-package|javascript/.test(pack.name)
-      textMatePackages.concat([packageWithSnippets])
 
     spyOn(require("snippets/lib/snippets"), 'loadAll')
     atom.activatePackage("snippets")
@@ -238,6 +236,9 @@ describe "Snippets extension", ->
 
   describe "snippet loading", ->
     beforeEach ->
+      atom.loadPackage('textmate-package.tmbundle', sync: true)
+      atom.loadPackage('package-with-snippets')
+
       jasmine.unspy(window, "setTimeout")
       jasmine.unspy(snippets, 'loadAll')
       spyOn(snippets, 'loadAtomSnippets').andCallFake (path, done) -> done()

src/packages/spell-check/spec/spell-check-spec.coffee

@@ -4,6 +4,8 @@ describe "Spell check", ->
   [editor] = []
 
   beforeEach ->
+    atom.activatePackage('text.tmbundle', sync: true)
+    atom.activatePackage('javascript.tmbundle', sync: true)
     window.rootView = new RootView
     rootView.open('sample.js')
     config.set('spell-check.grammars', [])

src/packages/status-bar/spec/status-bar-spec.coffee

@@ -180,6 +180,11 @@ describe "StatusBar", ->
       expect(statusBar.gitStatusIcon).toHaveText('+1')
 
   describe "grammar label", ->
+    beforeEach ->
+      atom.activatePackage('text.tmbundle', sync: true)
+      atom.activatePackage('javascript.tmbundle', sync: true)
+      syntax.trigger 'grammars-loaded'
+
     it "displays the name of the current grammar", ->
       expect(statusBar.find('.grammar-name').text()).toBe 'JavaScript'