diff --git a/tests/bundle-syntaxes.t b/tests/bundle-syntaxes.t
index 310b01b..c71b6f7 100644
--- a/tests/bundle-syntaxes.t
+++ b/tests/bundle-syntaxes.t
@@ -1,90 +1,78 @@
-Helper aliases.
+Test helper function.
 
-  $ alias b=bundle
-  $ alias lb='bundle-list | tail -1' # lb = last bundle
+  $ b () {
+  >     bundle "$@"
+  >     bundle-list | tail -1
+  > }
 
 Short and sweet.
 
   $ b plugin-name
-  $ lb
   plugin-name https://github.com/robbyrussell/oh-my-zsh.git plugins/plugin-name
 
 Short repo url.
 
   $ b github-username/repo-name
-  $ lb
   repo-name https://github.com/github-username/repo-name.git /
 
 Short repo url with `.git` suffix.
 
   $ b github-username/repo-name.git
-  $ lb
   repo-name https://github.com/github-username/repo-name.git /
 
 Long repo url.
 
   $ b https://github.com/user/repo.git
-  $ lb
   repo https://github.com/user/repo.git /
 
 Long repo url with missing `.git` suffix (should'nt add the suffix).
 
   $ b https://github.com/user/repo
-  $ lb
   repo https://github.com/user/repo /
 
 Short repo with location.
 
   $ b user/plugin path/to/plugin
-  $ lb
   plugin https://github.com/user/plugin.git path/to/plugin
 
 Short repo with location and name.
 
   $ b user/repo plugin/path plugin-name
-  $ lb
   plugin-name https://github.com/user/repo.git plugin/path
 
 Long repo with location and name.
 
   $ b https://github.com/user/repo.git plugin/path plugin-name
-  $ lb
   plugin-name https://github.com/user/repo.git plugin/path
 
 Keyword arguments, in respective places.
 
   $ b --url=user/repo --loc=path/of/plugin --name=plugin-name
-  $ lb
   plugin-name https://github.com/user/repo.git path/of/plugin
 
 Keyword arguments, in respective places, with full repo url.
 
   $ b --url=https://github.com/user/repo.git --loc=plugin/path --name=name
-  $ lb
   name https://github.com/user/repo.git plugin/path
 
 Keyword arguments, in reversed order.
 
   $ b --name=plugin-name --loc=path/of/plugin --url=user/repo
-  $ lb
   plugin-name https://github.com/user/repo.git path/of/plugin
 
 Mixed positional and keyword arguments, and skip `loc`.
 
   $ b user/repo --name=plugin
-  $ lb
   plugin https://github.com/user/repo.git /
 
 Just `loc`, using keyword arguments.
 
   $ b --loc=plugin/path
-  $ lb
   path https://github.com/robbyrussell/oh-my-zsh.git plugin/path
 
 Just `name`, using keyword arguments.
 
   $ b --name=robby-oh-my-zsh
-  $ lb
   robby-oh-my-zsh https://github.com/robbyrussell/oh-my-zsh.git /
 
 TODO: Error reporting with erroneous arguments or usage with incorrect syntax.