From ce390b9bd9648f1edf856df55e121c7d75cfdedc Mon Sep 17 00:00:00 2001
From: Xu Cheng
Date: Thu, 10 Sep 2015 21:20:34 +0800
Subject: add dev-cmd folder

---
 Library/Homebrew/dev-cmd/update-test.rb | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 Library/Homebrew/dev-cmd/update-test.rb

(limited to 'Library/Homebrew/dev-cmd')

diff --git a/Library/Homebrew/dev-cmd/update-test.rb b/Library/Homebrew/dev-cmd/update-test.rb
new file mode 100644
index 000000000..61b119672
--- /dev/null
+++ b/Library/Homebrew/dev-cmd/update-test.rb
@@ -0,0 +1,26 @@
+require "extend/ENV"
+
+module Homebrew
+  def update_test
+    homebrew_repository_git = HOMEBREW_REPOSITORY/".git"
+
+    mktemp do
+      curdir = Pathname.new(Dir.pwd)
+
+      # copy Homebrew installation
+      cp_r homebrew_repository_git, curdir/".git"
+      safe_system "git", "checkout", "--force", "master"
+      safe_system "git", "reset", "--hard", "origin/master"
+
+      # Set git origin
+      safe_system "git", "config", "remote.origin.url", "file://#{homebrew_repository_git}"
+
+      # update ENV["PATH"]
+      ENV.extend(Stdenv)
+      ENV.prepend_path "PATH", "#{curdir}/bin"
+
+      # run brew update
+      safe_system "brew", "update"
+    end
+  end
+end
-- 
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