diff --git a/spec/default-directory-provider-spec.coffee b/spec/default-directory-provider-spec.coffee
index 63da18523..e0726a282 100644
--- a/spec/default-directory-provider-spec.coffee
+++ b/spec/default-directory-provider-spec.coffee
@@ -11,6 +11,25 @@ describe "DefaultDirectoryProvider", ->
       directory = provider.directoryForURISync(tmp)
       expect(directory.getPath()).toEqual tmp
 
+    it "normalizes its input before creating a Directory for it", ->
+      provider = new DefaultDirectoryProvider()
+      tmp = temp.mkdirSync()
+      nonNormalizedPath = tmp + path.sep +  ".." + path.sep + path.basename(tmp)
+      expect(tmp.contains("..")).toBe false
+      expect(nonNormalizedPath.contains("..")).toBe true
+
+      directory = provider.directoryForURISync(nonNormalizedPath)
+      expect(directory.getPath()).toEqual tmp
+
+    it "creates a Directory for its parent dir when passed a file", ->
+      provider = new DefaultDirectoryProvider()
+      tmp = temp.mkdirSync()
+      file = path.join(tmp, 'example.txt')
+      fs.writeFileSync(file, 'data')
+
+      directory = provider.directoryForURISync(file)
+      expect(directory.getPath()).toEqual tmp
+
   describe ".directoryForURI(uri)", ->
     it "returns a Promise that resolves to a Directory with a path that matches the uri", ->
       provider = new DefaultDirectoryProvider()