vf: test added

Closes #38726.

Signed-off-by: Xu Cheng <xucheng@me.com>

1 files changed, 10 insertions, 7 deletions

diff --git a/Library/Formula/vf.rb b/Library/Formula/vf.rb
index a24d8a3f4..6fa3d6b66 100644
--- a/Library/Formula/vf.rb
+++ b/Library/Formula/vf.rb
@@ -1,16 +1,14 @@
-require 'formula'
-
 class Vf < Formula
-  homepage 'https://github.com/glejeune/vf'
-  url 'https://github.com/glejeune/vf/archive/0.0.1.tar.gz'
-  sha1 '288086b41857c292207f0dc1c69e0f4435e0195b'
+  homepage "https://github.com/glejeune/vf"
+  url "https://github.com/glejeune/vf/archive/0.0.1.tar.gz"
+  sha256 "6418d188b88d5f3885b7a8d24520ac47accadb5144ae24e836aafbea4bd41859"
 
-  head 'https://github.com/glejeune/vf.git'
+  head "https://github.com/glejeune/vf.git"
 
   def install
     # Since the shell file is sourced instead of run
     # install to prefix instead of bin
-    prefix.install Dir['*']
+    prefix.install Dir["*"]
   end
 
   def caveats; <<-EOS.undent
@@ -18,4 +16,9 @@ class Vf < Formula
       source #{prefix}/vf.sh
     EOS
   end
+
+  test do
+    (testpath/"test").mkpath
+    assert_equal "cd test", shell_output("ruby #{prefix}/vf.rb test").chomp
+  end
 end