1 files changed, 95 insertions, 5 deletions

diff --git a/spec/ruby/core/module/using_spec.rb b/spec/ruby/core/module/using_spec.rb
index 9b6b38f622..a908363c96 100644
--- a/spec/ruby/core/module/using_spec.rb
+++ b/spec/ruby/core/module/using_spec.rb
@@ -24,7 +24,7 @@ describe "Module#using" do
       end
     end
 
-    -> () {
+    -> {
       Module.new do
         using refinement
       end
@@ -34,7 +34,7 @@ describe "Module#using" do
   it "accepts module without refinements" do
     mod = Module.new
 
-    -> () {
+    -> {
       Module.new do
         using mod
       end
@@ -44,7 +44,7 @@ describe "Module#using" do
   it "does not accept class" do
     klass = Class.new
 
-    -> () {
+    -> {
       Module.new do
         using klass
       end
@@ -52,7 +52,7 @@ describe "Module#using" do
   end
 
   it "raises TypeError if passed something other than module" do
-    -> () {
+    -> {
       Module.new do
         using "foo"
       end
@@ -93,7 +93,7 @@ describe "Module#using" do
       end
     end
 
-    -> () {
+    -> {
       mod.foo
     }.should raise_error(RuntimeError, /Module#using is not permitted in methods/)
   end
@@ -243,6 +243,96 @@ describe "Module#using" do
       mod.call_foo(c).should == "foo from refinement"
     end
 
+    it "is active for module defined via Module.new {}" do
+      refinement = Module.new do
+        refine Integer do
+          def foo; "foo from refinement"; end
+        end
+      end
+
+      result = nil
+
+      Module.new do
+        using refinement
+
+        Module.new do
+          result = 1.foo
+        end
+      end
+
+      result.should == "foo from refinement"
+    end
+
+    it "is active for class defined via Class.new {}" do
+      refinement = Module.new do
+        refine Integer do
+          def foo; "foo from refinement"; end
+        end
+      end
+
+      result = nil
+
+      Module.new do
+        using refinement
+
+        Class.new do
+          result = 1.foo
+        end
+      end
+
+      result.should == "foo from refinement"
+    end
+
+    it "is active for block called via instance_exec" do
+      refinement = Module.new do
+        refine Integer do
+          def foo; "foo from refinement"; end
+        end
+      end
+
+      c = Class.new do
+        using refinement
+
+        def abc
+          block = -> {
+            1.foo
+          }
+
+          self.instance_exec(&block)
+        end
+      end
+
+      c.new.abc.should == "foo from refinement"
+    end
+
+    it "is active for block called via instance_eval" do
+      refinement = Module.new do
+        refine String do
+          def foo; "foo from refinement"; end
+        end
+      end
+
+      c = Class.new do
+        using refinement
+
+        def initialize
+          @a = +"1703"
+
+          @a.instance_eval do
+            def abc
+              "#{self}: #{self.foo}"
+            end
+          end
+        end
+
+        def abc
+          @a.abc
+        end
+      end
+
+      c.new.abc.should == "1703: foo from refinement"
+    end
+
     it "is not active if `using` call is not evaluated" do
       result = nil