test_syntax.rb: split test_syntax

* test/ruby/test_syntax.rb (test_syntax): split to improve throuthput
  by reducing objects.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40491 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 3 deletions

diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index 895a4569fd..34bd1e0191 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -2,17 +2,23 @@ require 'test/unit'
 require_relative 'envutil'
 
 class TestSyntax < Test::Unit::TestCase
-  def test_syntax
+  def assert_syntax_files(test)
     srcdir = File.expand_path("../../..", __FILE__)
+    srcdir = File.join(srcdir, test)
     assert_separately(%W[--disable-gem -r#{__dir__}/envutil - #{srcdir}],
-                      __FILE__, __LINE__, <<-eom, timeout: Float::INFINITY)
+                      __FILE__, __LINE__, <<-'eom', timeout: Float::INFINITY)
       dir = ARGV.shift
-      for script in Dir["\#{dir}/{lib,sample,ext,test}/**/*.rb"].sort
+      for script in Dir["#{dir}/**/*.rb"].sort
         assert_valid_syntax(IO::read(script), script)
       end
     eom
   end
 
+  def test_syntax_lib; assert_syntax_files("lib"); end
+  def test_syntax_sample; assert_syntax_files("sample"); end
+  def test_syntax_ext; assert_syntax_files("ext"); end
+  def test_syntax_test; assert_syntax_files("test"); end
+
   def test_defined_empty_argument
     bug8220 = '[ruby-core:53999] [Bug #8220]'
     assert_ruby_status(%w[--disable-gem], 'puts defined? ()', bug8220)