gistfile1.diff

From eedc242373f4d00ed281aec231443ccf076d3e84 Mon Sep 17 00:00:00 2001
From: Ivan Samsonov <hronya@gmail.com>
Date: Thu, 11 Feb 2010 02:46:11 +0300
Subject: [PATCH] Updates specs for some cases method#arity and proc#arity

---
 spec/ruby/core/method/arity_spec.rb       |    6 ++++++
 spec/ruby/core/method/fixtures/classes.rb |    4 ++++
 spec/ruby/core/proc/arity_spec.rb         |    3 +++
 3 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/spec/ruby/core/method/arity_spec.rb b/spec/ruby/core/method/arity_spec.rb
index 24f07ba..3880910 100644
--- a/spec/ruby/core/method/arity_spec.rb
+++ b/spec/ruby/core/method/arity_spec.rb
@@ -14,6 +14,12 @@ describe "Method#arity" do
     @m.method(:two_req).arity.should == 2
   end
 
+  it "returns n, where n is the number of required arguments and method created via defined_method" do
+    @m.method(:zero_defined_method).arity.should    == 0
+    @m.method(:one_req_defined_method).arity.should == 1
+    @m.method(:two_req_defined_method).arity.should == 2
+  end
+
   it "returns -(n+1), where n is the number of required arguments, when there is at least one optional argument" do
     @m.method(:one_opt).arity.should         == -1
     @m.method(:one_req_one_opt).arity.should == -2
diff --git a/spec/ruby/core/method/fixtures/classes.rb b/spec/ruby/core/method/fixtures/classes.rb
index d7d0724..e74d6f7 100644
--- a/spec/ruby/core/method/fixtures/classes.rb
+++ b/spec/ruby/core/method/fixtures/classes.rb
@@ -68,6 +68,10 @@ module MethodSpecs
     def one_req_one_opt_with_splat_and_block(a, b=nil, *c, &block); end
     def two_req_one_opt_with_splat_and_block(a, b, c=nil, *d, &block); end
     def one_req_two_opt_with_splat_and_block(a, b=nil, c=nil, *d, &block); end
+
+   class_eval { define_method(:zero_defined_method, Proc.new {||}) }
+   class_eval { define_method(:one_req_defined_method, Proc.new {|x|}) }
+   class_eval { define_method(:two_req_defined_method, Proc.new {|x, y|}) }
   end
 
   module MyMod
diff --git a/spec/ruby/core/proc/arity_spec.rb b/spec/ruby/core/proc/arity_spec.rb
index 1a175e4..797c4b2 100644
--- a/spec/ruby/core/proc/arity_spec.rb
+++ b/spec/ruby/core/proc/arity_spec.rb
@@ -26,18 +26,21 @@ describe "Proc#arity" do
   end
   
   it "if optional arguments, return the negative number of mandatory arguments using Proc.new " do
+    Proc.new { |*| }.arity.should == -1
     Proc.new { |*a| }.arity.should == -1
     Proc.new { |a, *b| }.arity.should == -2
     Proc.new { |a, b, *c| }.arity.should == -3
   end
   
   it "if optional arguments, return the negative number of mandatory arguments using Kernel#lambda" do
+    lambda { |*| }.arity.should == -1
     lambda { |*a| }.arity.should == -1
     lambda { |a, *b| }.arity.should == -2
     lambda { |a, b, *c| }.arity.should == -3
   end
   
   it "if optional arguments, return the negative number of mandatory arguments using Kernel#proc" do
+    proc { |*| }.arity.should == -1
     proc { |*a| }.arity.should == -1
     proc { |a, *b| }.arity.should == -2
     proc { |a, b, *c| }.arity.should == -3
-- 
1.6.1