Merge pull request #701 from kmuto/test-unit

test-unit: 	show diff when string-size is huge (<10000)

Rakefile

@@ -6,7 +6,6 @@ rescue LoadError
 end
 
 require 'rubygems'
-require 'rake/testtask'
 require 'rake/clean'
 
 task :default => [:test, :rubocop]
@@ -20,11 +19,8 @@ task :rubocop do
   end
 end
 
-Rake::TestTask.new("test") do |t|
-  t.libs << "test"
-  t.test_files = Dir.glob("test/**/test_*.rb")
-  t.verbose = true
-  t.warning = false
+task :test do
+  ruby("test/run_test.rb")
 end
 
 begin

test/run_test.rb

@@ -0,0 +1,10 @@
+base_dir = File.expand_path(File.join(File.dirname(__FILE__), ".."))
+lib_dir  = File.join(base_dir, "lib")
+test_dir = File.join(base_dir, "test")
+
+$LOAD_PATH.unshift(lib_dir)
+
+require 'test/unit'
+
+argv = ["--max-diff-target-string-size=10000"]
+exit Test::Unit::AutoRunner.run(true, test_dir, argv)