use seed repo for testing to get same results on different machines

Author: dzaporozhets

.gitignore

@@ -1,2 +1,3 @@
 pkg
 .DS_Store
+repos/grit/

repos/grit.tar.gz

@@ -4,7 +4,16 @@
 require 'test/unit'
 require 'mocha/setup'
 
-GRIT_REPO = ENV["GRIT_REPO"] || File.expand_path(File.join(File.dirname(__FILE__), '..'))
+
+REPOS_PATH = File.expand_path(File.join(File.dirname(__FILE__), '..', 'repos'))
+GRIT_REPO = ENV["GRIT_REPO"] || File.join(REPOS_PATH, 'grit')
+
+if File.exists?(GRIT_REPO)
+  puts "Using repo from #{GRIT_REPO}"
+else
+  puts 'Unpacking repo for tests...'
+  puts `tar -C #{REPOS_PATH} -xvf #{GRIT_REPO}.tar.gz`
+end
 
 include Grit
 
@@ -13,7 +22,7 @@ def fixture(name)
 end
 
 def absolute_project_path
-  File.expand_path(File.join(File.dirname(__FILE__), '..'))
+  GRIT_REPO
 end
 
 def jruby?