15 files changed, 294 insertions, 0 deletions
diff --git a/spec/ruby/library/openstruct/delete_field_spec.rb b/spec/ruby/library/openstruct/delete_field_spec.rb
new file mode 100644
index 0000000000..9ac80196cc
--- /dev/null
+++ b/spec/ruby/library/openstruct/delete_field_spec.rb
@@ -0,0 +1,19 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+
+describe "OpenStruct#delete_field" do
+  before :each do
+    @os = OpenStruct.new(name: "John Smith", age: 70, pension: 300)
+  end
+
+  it "removes the named field from self's method/value table" do
+    @os.delete_field(:name)
+    @os[:name].should be_nil
+  end
+
+  it "does remove the accessor methods" do
+    @os.delete_field(:name)
+    @os.respond_to?(:name).should be_false
+    @os.respond_to?(:name=).should be_false
+  end
+end
diff --git a/spec/ruby/library/openstruct/element_reference_spec.rb b/spec/ruby/library/openstruct/element_reference_spec.rb
new file mode 100644
index 0000000000..c425991b0f
--- /dev/null
+++ b/spec/ruby/library/openstruct/element_reference_spec.rb
@@ -0,0 +1,13 @@
+require_relative '../../spec_helper'
+require "ostruct"
+
+describe "OpenStruct#[]" do
+  before :each do
+    @os = OpenStruct.new
+  end
+
+  it "returns the associated value" do
+    @os.foo = 42
+    @os[:foo].should == 42
+  end
+end
diff --git a/spec/ruby/library/openstruct/element_set_spec.rb b/spec/ruby/library/openstruct/element_set_spec.rb
new file mode 100644
index 0000000000..eeb5a8b318
--- /dev/null
+++ b/spec/ruby/library/openstruct/element_set_spec.rb
@@ -0,0 +1,13 @@
+require_relative '../../spec_helper'
+require "ostruct"
+
+describe "OpenStruct#[]=" do
+  before :each do
+    @os = OpenStruct.new
+  end
+
+  it "sets the associated value" do
+    @os[:foo] = 42
+    @os.foo.should == 42
+  end
+end
diff --git a/spec/ruby/library/openstruct/equal_value_spec.rb b/spec/ruby/library/openstruct/equal_value_spec.rb
new file mode 100644
index 0000000000..103ac13588
--- /dev/null
+++ b/spec/ruby/library/openstruct/equal_value_spec.rb
@@ -0,0 +1,28 @@
+require_relative '../../spec_helper'
+require "ostruct"
+require_relative 'fixtures/classes'
+
+describe "OpenStruct#==" do
+  before :each do
+    @os = OpenStruct.new(name: "John")
+  end
+
+  it "returns false when the passed argument is no OpenStruct" do
+    (@os == Object.new).should be_false
+    (@os == "Test").should be_false
+    (@os == 10).should be_false
+    (@os == :sym).should be_false
+  end
+
+  it "returns true when self and other are equal method/value wise" do
+    (@os == @os).should be_true
+    (@os == OpenStruct.new(name: "John")).should be_true
+    (@os == OpenStructSpecs::OpenStructSub.new(name: "John")).should be_true
+
+    (@os == OpenStruct.new(name: "Jonny")).should be_false
+    (@os == OpenStructSpecs::OpenStructSub.new(name: "Jonny")).should be_false
+
+    (@os == OpenStruct.new(name: "John", age: 20)).should be_false
+    (@os == OpenStructSpecs::OpenStructSub.new(name: "John", age: 20)).should be_false
+  end
+end
diff --git a/spec/ruby/library/openstruct/fixtures/classes.rb b/spec/ruby/library/openstruct/fixtures/classes.rb
new file mode 100644
index 0000000000..da42e8511d
--- /dev/null
+++ b/spec/ruby/library/openstruct/fixtures/classes.rb
@@ -0,0 +1,4 @@
+module OpenStructSpecs
+  class OpenStructSub < OpenStruct
+  end
+end
diff --git a/spec/ruby/library/openstruct/frozen_spec.rb b/spec/ruby/library/openstruct/frozen_spec.rb
new file mode 100644
index 0000000000..c14a4bac55
--- /dev/null
+++ b/spec/ruby/library/openstruct/frozen_spec.rb
@@ -0,0 +1,40 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+
+describe "OpenStruct.new when frozen" do
+  before :each do
+    @os = OpenStruct.new(name: "John Smith", age: 70, pension: 300).freeze
+  end
+  #
+  # method_missing case handled in method_missing_spec.rb
+  #
+  it "is still readable" do
+    @os.age.should eql(70)
+    @os.pension.should eql(300)
+    @os.name.should == "John Smith"
+  end
+
+  it "is not writable" do
+    ->{ @os.age = 42 }.should raise_error( RuntimeError )
+  end
+
+  it "cannot create new fields" do
+    ->{ @os.state = :new }.should raise_error( RuntimeError )
+  end
+
+  it "creates a frozen clone" do
+    f = @os.clone
+    f.frozen?.should == true
+    f.age.should == 70
+    ->{ f.age = 0 }.should raise_error( RuntimeError )
+    ->{ f.state = :newer }.should raise_error( RuntimeError )
+  end
+
+  it "creates an unfrozen dup" do
+    d = @os.dup
+    d.frozen?.should == false
+    d.age.should == 70
+    d.age = 42
+    d.age.should == 42
+  end
+end
diff --git a/spec/ruby/library/openstruct/initialize_spec.rb b/spec/ruby/library/openstruct/initialize_spec.rb
new file mode 100644
index 0000000000..dee5de48c6
--- /dev/null
+++ b/spec/ruby/library/openstruct/initialize_spec.rb
@@ -0,0 +1,8 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+
+describe "OpenStruct#initialize" do
+  it "is private" do
+    OpenStruct.should have_private_instance_method(:initialize)
+  end
+end
diff --git a/spec/ruby/library/openstruct/inspect_spec.rb b/spec/ruby/library/openstruct/inspect_spec.rb
new file mode 100644
index 0000000000..e2fed41528
--- /dev/null
+++ b/spec/ruby/library/openstruct/inspect_spec.rb
@@ -0,0 +1,8 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+require_relative 'fixtures/classes'
+require_relative 'shared/inspect'
+
+describe "OpenStruct#inspect" do
+  it_behaves_like :ostruct_inspect, :inspect
+end
diff --git a/spec/ruby/library/openstruct/marshal_dump_spec.rb b/spec/ruby/library/openstruct/marshal_dump_spec.rb
new file mode 100644
index 0000000000..5c38fd959e
--- /dev/null
+++ b/spec/ruby/library/openstruct/marshal_dump_spec.rb
@@ -0,0 +1,9 @@
+require_relative '../../spec_helper'
+require "ostruct"
+
+describe "OpenStruct#marshal_dump" do
+  it "returns the method/value table" do
+    os = OpenStruct.new("age" => 20, "name" => "John")
+    os.marshal_dump.should == { age: 20, name: "John" }
+  end
+end
diff --git a/spec/ruby/library/openstruct/marshal_load_spec.rb b/spec/ruby/library/openstruct/marshal_load_spec.rb
new file mode 100644
index 0000000000..342e5e68cd
--- /dev/null
+++ b/spec/ruby/library/openstruct/marshal_load_spec.rb
@@ -0,0 +1,12 @@
+require_relative '../../spec_helper'
+require "ostruct"
+
+describe "OpenStruct#marshal_load when passed [Hash]" do
+  it "defines methods based on the passed Hash" do
+    os = OpenStruct.new
+    os.send :marshal_load, age: 20, name: "John"
+
+    os.age.should eql(20)
+    os.name.should == "John"
+  end
+end
diff --git a/spec/ruby/library/openstruct/method_missing_spec.rb b/spec/ruby/library/openstruct/method_missing_spec.rb
new file mode 100644
index 0000000000..89f83d07b3
--- /dev/null
+++ b/spec/ruby/library/openstruct/method_missing_spec.rb
@@ -0,0 +1,24 @@
+require_relative '../../spec_helper'
+require "ostruct"
+
+describe "OpenStruct#method_missing when called with a method name ending in '='" do
+  before :each do
+    @os = OpenStruct.new
+  end
+
+  it "raises an ArgumentError when not passed any additional arguments" do
+    -> { @os.send(:test=) }.should raise_error(ArgumentError)
+  end
+end
+
+describe "OpenStruct#method_missing when passed additional arguments" do
+  it "raises a NoMethodError when the key does not exist" do
+    os = OpenStruct.new
+    -> { os.test(1, 2, 3) }.should raise_error(NoMethodError)
+  end
+
+  it "raises an ArgumentError when the key exists" do
+    os = OpenStruct.new(test: 20)
+    -> { os.test(1, 2, 3) }.should raise_error(ArgumentError)
+  end
+end
diff --git a/spec/ruby/library/openstruct/new_spec.rb b/spec/ruby/library/openstruct/new_spec.rb
new file mode 100644
index 0000000000..5d2cacea40
--- /dev/null
+++ b/spec/ruby/library/openstruct/new_spec.rb
@@ -0,0 +1,20 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+
+describe "OpenStruct.new when passed [Hash]" do
+  before :each do
+    @os = OpenStruct.new(name: "John Smith", age: 70, pension: 300)
+  end
+
+  it "creates an attribute for each key of the passed Hash" do
+    @os.age.should eql(70)
+    @os.pension.should eql(300)
+    @os.name.should == "John Smith"
+  end
+end
+
+describe "OpenStruct.new when passed no arguments" do
+  it "returns a new OpenStruct Object without any attributes" do
+    OpenStruct.new.to_s.should == "#<OpenStruct>"
+  end
+end
diff --git a/spec/ruby/library/openstruct/shared/inspect.rb b/spec/ruby/library/openstruct/shared/inspect.rb
new file mode 100644
index 0000000000..ffcd690e1f
--- /dev/null
+++ b/spec/ruby/library/openstruct/shared/inspect.rb
@@ -0,0 +1,20 @@
+describe :ostruct_inspect, shared: true do
+  it "returns a String representation of self" do
+    os = OpenStruct.new(name: "John Smith")
+    os.send(@method).should == "#<OpenStruct name=\"John Smith\">"
+
+    os = OpenStruct.new(age: 20, name: "John Smith")
+    os.send(@method).should be_kind_of(String)
+  end
+
+  it "correctly handles self-referential OpenStructs" do
+    os = OpenStruct.new
+    os.self = os
+    os.send(@method).should == "#<OpenStruct self=#<OpenStruct ...>>"
+  end
+
+  it "correctly handles OpenStruct subclasses" do
+    os = OpenStructSpecs::OpenStructSub.new(name: "John Smith")
+    os.send(@method).should == "#<OpenStructSpecs::OpenStructSub name=\"John Smith\">"
+  end
+end
diff --git a/spec/ruby/library/openstruct/to_h_spec.rb b/spec/ruby/library/openstruct/to_h_spec.rb
new file mode 100644
index 0000000000..6c272bcc71
--- /dev/null
+++ b/spec/ruby/library/openstruct/to_h_spec.rb
@@ -0,0 +1,68 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+
+describe "OpenStruct#to_h" do
+  before :each do
+    @h = {name: "John Smith", age: 70, pension: 300}
+    @os = OpenStruct.new(@h)
+    @to_h = @os.to_h
+  end
+
+  it "returns a Hash with members as keys" do
+    @to_h.should == @h
+  end
+
+  it "returns a Hash with keys as symbols" do
+    os = OpenStruct.new("name" => "John Smith", "age" => 70)
+    os.pension = 300
+    os.to_h.should == @h
+  end
+
+  it "does not return the hash used as initializer" do
+    @to_h.should_not equal(@h)
+  end
+
+  it "returns a Hash that is independent from the struct" do
+    @to_h[:age] = 71
+    @os.age.should == 70
+  end
+
+  context "with block" do
+    it "converts [key, value] pairs returned by the block to a hash" do
+      h = @os.to_h { |k, v| [k.to_s, v*2] }
+      h.should == { "name" => "John SmithJohn Smith", "age" => 140, "pension" => 600 }
+    end
+
+    it "raises ArgumentError if block returns longer or shorter array" do
+      -> do
+        @os.to_h { |k, v| [k.to_s, v*2, 1] }
+      end.should raise_error(ArgumentError, /element has wrong array length/)
+
+      -> do
+        @os.to_h { |k, v| [k] }
+      end.should raise_error(ArgumentError, /element has wrong array length/)
+    end
+
+    it "raises TypeError if block returns something other than Array" do
+      -> do
+        @os.to_h { |k, v| "not-array" }
+      end.should raise_error(TypeError, /wrong element type String/)
+    end
+
+    it "coerces returned pair to Array with #to_ary" do
+      x = mock('x')
+      x.stub!(:to_ary).and_return([:b, 'b'])
+
+      @os.to_h { |k| x }.should == { :b => 'b' }
+    end
+
+    it "does not coerce returned pair to Array with #to_a" do
+      x = mock('x')
+      x.stub!(:to_a).and_return([:b, 'b'])
+
+      -> do
+        @os.to_h { |k| x }
+      end.should raise_error(TypeError, /wrong element type MockObject/)
+    end
+  end
+end
diff --git a/spec/ruby/library/openstruct/to_s_spec.rb b/spec/ruby/library/openstruct/to_s_spec.rb
new file mode 100644
index 0000000000..73d91bf981
--- /dev/null
+++ b/spec/ruby/library/openstruct/to_s_spec.rb
@@ -0,0 +1,8 @@
+require_relative '../../spec_helper'
+require 'ostruct'
+require_relative 'fixtures/classes'
+require_relative 'shared/inspect'
+
+describe "OpenStruct#to_s" do
+  it_behaves_like :ostruct_inspect, :to_s
+end