./test/dolt/git/repository_test.rb in dolt-0.1.0 vs ./test/dolt/git/repository_test.rb in dolt-0.1.1

@@ -26,11 +26,19 @@
     @cmds = []
     @deferreds = []
   end
 
   def show(path, ref)
-    cmds << ["show", path, ref]
+    git("show", path, ref)
+  end
+
+  def ls_tree(path, ref)
+    git("ls-tree", path, ref)
+  end
+
+  def git(*args)
+    cmds << args
     deferred = When::Deferred.new
     deferreds << deferred.resolver
     deferred.promise
   end
 
@@ -63,8 +71,39 @@
       d.callback do |blob|
         assert_equal "class Repository;end", blob.raw
       end
 
       @git.last_resolver.resolve("class Repository;end")
+    end
+  end
+
+  describe "#tree" do
+    it "uses git ls-tree to list tree" do
+      repo = Dolt::Git::Repository.new("gitorious", @git)
+      repo.tree("app/models", "master")
+
+      assert_equal ["ls-tree", "app/models", "master"], @git.last_command
+    end
+
+    it "defaults to listing tree at HEAD" do
+      repo = Dolt::Git::Repository.new("gitorious", @git)
+      repo.tree("app/models")
+
+      assert_equal ["ls-tree", "app/models", "HEAD"], @git.last_command
+    end
+
+    it "invokes callback with tree object" do
+      repo = Dolt::Git::Repository.new("gitorious", @git)
+      d = repo.tree("app/models")
+
+      d.callback do |tree|
+        assert_equal 3, tree.entries.length
+      end
+
+      @git.last_resolver.resolve(<<-GIT)
+100644 blob e90021f89616ddf86855d05337c188408d3b417e    .gitmodules
+100644 blob c80ee3697054566d1a4247d80be78ec3ddfde295    Gemfile
+100644 blob 0053b3c95b0d9faa4916f7cd5e559c2b0f138027    Gemfile.lock
+      GIT
     end
   end
 end