test: support not only query optimizer but also mruby written plugins

.gitignore

@@ -168,7 +168,7 @@ CMakeFiles
 /test/command/run-test.sh.log
 /test/command/run-test.sh.trs
 /test/command/test-suite.log
-/test/query_optimizer/rroonga.built
-/test/query_optimizer/groonga.pc
+/test/mruby/rroonga.built
+/test/mruby/groonga.pc
 /*.tar.gz
 /tmp

.gitmodules

@@ -4,6 +4,6 @@
 [submodule "vendor/onigmo-source"]
 	path = vendor/onigmo-source
 	url = https://github.com/k-takata/Onigmo.git
-[submodule "test/query_optimizer/rroonga"]
-	path = test/query_optimizer/rroonga
+[submodule "test/mruby/rroonga"]
+	path = test/mruby/rroonga
 	url = https://github.com/ranguba/rroonga.git

test/mruby/helper.rb

@@ -0,0 +1,33 @@
+require "fileutils"
+
+require "test-unit"
+
+require_relative "helper/sandbox"
+require_relative "helper/expression"
+
+class GroongaTestCase < Test::Unit::TestCase
+  include Sandbox
+  include Expression
+
+  setup :setup_sandbox, :before => :prepend
+  teardown :teardown_sandbox, :after => :append
+end
+
+class QueryOptimizerTestCase < GroongaTestCase
+  def dump_plan(text, options={})
+    parse(text, options)
+    @expression.dump_plan
+  end
+end
+
+class ExpressionRewriterTestCase < GroongaTestCase
+  def dump_rewritten_plan(text, options={})
+    parse(text, options)
+    rewritten_expression = @expression.rewrite
+    if rewritten_expression
+      rewritten_expression.dump_plan
+    else
+      nil
+    end
+  end
+end

test/query_optimizer/helper/query_optimizer.rb → test/mruby/helper/expression.rb

@@ -1,4 +1,4 @@
-module QueryOptimizer
+module Expression
   def setup_expression(domain)
     @expression = Groonga::Expression.new
     @expression.define_variable(:domain => domain)
@@ -14,9 +14,4 @@ def parse(text, options={})
     }
     @expression.parse(text, default_options.merge(options))
   end
-
-  def dump_plan(text, options={})
-    parse(text, options)
-    @expression.dump_plan
-  end
 end

test/query_optimizer/run-test.rb → test/mruby/run-test.rb

@@ -8,7 +8,7 @@
 base_dir_path       = Pathname(__FILE__).dirname
 source_top_dir_path = base_dir_path.parent.parent
 build_top_dir_path  = current_dir_path
-build_base_dir_path = build_top_dir_path + "test/query_optimizer"
+build_base_dir_path = build_top_dir_path + "test/mruby"
 
 Dir.chdir(build_top_dir_path.to_s) do
   system("make -j8 > /dev/null") or exit(false)