From 1d15d5f08032acf1b7bceacbb450d617ff6e0931 Mon Sep 17 00:00:00 2001
From: eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 20 Sep 2017 20:18:52 +0000
Subject: Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 spec/ruby/core/binding/clone_spec.rb               |  7 +++
 spec/ruby/core/binding/dup_spec.rb                 |  7 +++
 spec/ruby/core/binding/eval_spec.rb                | 37 +++++++++++
 spec/ruby/core/binding/fixtures/classes.rb         | 40 ++++++++++++
 .../core/binding/local_variable_defined_spec.rb    | 46 ++++++++++++++
 spec/ruby/core/binding/local_variable_get_spec.rb  | 56 +++++++++++++++++
 spec/ruby/core/binding/local_variable_set_spec.rb  | 71 ++++++++++++++++++++++
 spec/ruby/core/binding/local_variables_spec.rb     | 35 +++++++++++
 spec/ruby/core/binding/location_spec.rb            | 46 ++++++++++++++
 spec/ruby/core/binding/receiver_spec.rb            | 11 ++++
 spec/ruby/core/binding/shared/clone.rb             | 34 +++++++++++
 11 files changed, 390 insertions(+)
 create mode 100644 spec/ruby/core/binding/clone_spec.rb
 create mode 100644 spec/ruby/core/binding/dup_spec.rb
 create mode 100644 spec/ruby/core/binding/eval_spec.rb
 create mode 100644 spec/ruby/core/binding/fixtures/classes.rb
 create mode 100644 spec/ruby/core/binding/local_variable_defined_spec.rb
 create mode 100644 spec/ruby/core/binding/local_variable_get_spec.rb
 create mode 100644 spec/ruby/core/binding/local_variable_set_spec.rb
 create mode 100644 spec/ruby/core/binding/local_variables_spec.rb
 create mode 100644 spec/ruby/core/binding/location_spec.rb
 create mode 100644 spec/ruby/core/binding/receiver_spec.rb
 create mode 100644 spec/ruby/core/binding/shared/clone.rb

(limited to 'spec/ruby/core/binding')

diff --git a/spec/ruby/core/binding/clone_spec.rb b/spec/ruby/core/binding/clone_spec.rb
new file mode 100644
index 0000000000..d607ae2a9e
--- /dev/null
+++ b/spec/ruby/core/binding/clone_spec.rb
@@ -0,0 +1,7 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+require File.expand_path('../shared/clone', __FILE__)
+
+describe "Binding#clone" do
+  it_behaves_like(:binding_clone, :clone)
+end
diff --git a/spec/ruby/core/binding/dup_spec.rb b/spec/ruby/core/binding/dup_spec.rb
new file mode 100644
index 0000000000..7f242626d7
--- /dev/null
+++ b/spec/ruby/core/binding/dup_spec.rb
@@ -0,0 +1,7 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+require File.expand_path('../shared/clone', __FILE__)
+
+describe "Binding#dup" do
+  it_behaves_like(:binding_clone, :dup)
+end
diff --git a/spec/ruby/core/binding/eval_spec.rb b/spec/ruby/core/binding/eval_spec.rb
new file mode 100644
index 0000000000..4864b9f61f
--- /dev/null
+++ b/spec/ruby/core/binding/eval_spec.rb
@@ -0,0 +1,37 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Binding#eval" do
+  it "behaves like Kernel.eval(..., self)" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+
+    bind.eval("@secret += square(3)").should == 10
+    bind.eval("a").should be_true
+
+    bind.eval("class Inside; end")
+    bind.eval("Inside.name").should == "BindingSpecs::Demo::Inside"
+  end
+
+  it "does not leak variables to cloned bindings" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_empty_binding
+    bind2 = bind.dup
+
+    bind.eval("x = 72")
+    bind.local_variables.should == [:x]
+    bind2.local_variables.should == []
+  end
+
+  describe "with a file given" do
+    it "does not store the filename permanently" do
+      obj = BindingSpecs::Demo.new(1)
+      bind = obj.get_binding
+
+      bind.eval("__FILE__", "test.rb").should == "test.rb"
+      bind.eval("__FILE__").should_not == "test.rb"
+    end
+  end
+
+  it "needs to be reviewed for spec completeness"
+end
diff --git a/spec/ruby/core/binding/fixtures/classes.rb b/spec/ruby/core/binding/fixtures/classes.rb
new file mode 100644
index 0000000000..05ca2479ba
--- /dev/null
+++ b/spec/ruby/core/binding/fixtures/classes.rb
@@ -0,0 +1,40 @@
+module BindingSpecs
+  class Demo
+    def initialize(n)
+      @secret = n
+    end
+
+    def square(n)
+      n * n
+    end
+
+    def get_binding_and_line
+      a = true
+      [binding, __LINE__]
+    end
+
+    def get_binding
+      get_binding_and_line[0]
+    end
+
+    def get_line_of_binding
+      get_binding_and_line[1]
+    end
+
+    def get_file_of_binding
+      __FILE__
+    end
+
+    def get_empty_binding
+      binding
+    end
+
+    def get_binding_in_block
+      a = true
+      1.times do
+        b = false
+        return binding
+      end
+    end
+  end
+end
diff --git a/spec/ruby/core/binding/local_variable_defined_spec.rb b/spec/ruby/core/binding/local_variable_defined_spec.rb
new file mode 100644
index 0000000000..5fa79b19e2
--- /dev/null
+++ b/spec/ruby/core/binding/local_variable_defined_spec.rb
@@ -0,0 +1,46 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe 'Binding#local_variable_defined?' do
+  it 'returns false when a variable is not defined' do
+    binding.local_variable_defined?(:foo).should == false
+  end
+
+  it 'returns true when a regular local variable is defined' do
+    foo = 10
+    binding.local_variable_defined?(:foo).should == true
+  end
+
+  it 'returns true when a local variable is defined using eval()' do
+    bind = binding
+    bind.eval('foo = 10')
+
+    bind.local_variable_defined?(:foo).should == true
+  end
+
+  it 'returns true when a local variable is defined using Binding#local_variable_set' do
+    bind = binding
+    bind.local_variable_set(:foo, 10)
+
+    bind.local_variable_defined?(:foo).should == true
+  end
+
+  it 'returns true when a local variable is defined in a parent scope' do
+    foo = 10
+    lambda {
+      binding.local_variable_defined?(:foo)
+    }.call.should == true
+  end
+
+  it 'allows usage of a String as the variable name' do
+    foo = 10
+    binding.local_variable_defined?('foo').should == true
+  end
+
+  it 'allows usage of an object responding to #to_str as the variable name' do
+    foo  = 10
+    name = mock(:obj)
+    name.stub!(:to_str).and_return('foo')
+
+    binding.local_variable_defined?(name).should == true
+  end
+end
diff --git a/spec/ruby/core/binding/local_variable_get_spec.rb b/spec/ruby/core/binding/local_variable_get_spec.rb
new file mode 100644
index 0000000000..e65d08130e
--- /dev/null
+++ b/spec/ruby/core/binding/local_variable_get_spec.rb
@@ -0,0 +1,56 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Binding#local_variable_get" do
+  it "reads local variables captured in the binding" do
+    a = 42
+    bind = binding
+    bind.local_variable_get(:a).should == 42
+  end
+
+  it "raises a NameError for missing variables" do
+    bind = BindingSpecs::Demo.new(1).get_empty_binding
+
+    lambda {
+      bind.local_variable_get(:no_such_variable)
+    }.should raise_error(NameError)
+  end
+
+  it "reads variables added later to the binding" do
+    bind = BindingSpecs::Demo.new(1).get_empty_binding
+
+    lambda {
+      bind.local_variable_get(:a)
+    }.should raise_error(NameError)
+
+    bind.local_variable_set(:a, 42)
+
+    bind.local_variable_get(:a).should == 42
+  end
+
+  it 'gets a local variable defined in a parent scope' do
+    number = 10
+
+    lambda {
+      binding.local_variable_get(:number)
+    }.call.should == 10
+  end
+
+  it 'gets a local variable defined using eval()' do
+    bind = binding
+    bind.eval('number = 10')
+
+    bind.local_variable_get(:number).should == 10
+  end
+
+  it "raises a NameError on global access" do
+    bind = binding
+    lambda { bind.local_variable_get(:$0) }.should raise_error(NameError)
+  end
+
+  it "raises a NameError on special variable access" do
+    bind = binding
+    lambda { bind.local_variable_get(:$~) }.should raise_error(NameError)
+    lambda { bind.local_variable_get(:$_) }.should raise_error(NameError)
+  end
+end
diff --git a/spec/ruby/core/binding/local_variable_set_spec.rb b/spec/ruby/core/binding/local_variable_set_spec.rb
new file mode 100644
index 0000000000..067dcbd03e
--- /dev/null
+++ b/spec/ruby/core/binding/local_variable_set_spec.rb
@@ -0,0 +1,71 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Binding#local_variable_set" do
+  it "adds nonexistent variables to the binding's eval scope" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_empty_binding
+    bind.eval('local_variables').should == []
+    bind.local_variable_set :foo, 1
+    bind.eval('local_variables').should == [:foo]
+    bind.eval('foo').should == 1
+  end
+
+  it 'sets a new local variable' do
+    bind = binding
+
+    bind.local_variable_set(:number, 10)
+    bind.local_variable_get(:number).should == 10
+  end
+
+  it 'sets a local variable using a String as the variable name' do
+    bind = binding
+
+    bind.local_variable_set('number', 10)
+    bind.local_variable_get('number').should == 10
+  end
+
+  it 'sets a local variable using an object responding to #to_str as the variable name' do
+    bind = binding
+    name = mock(:obj)
+    name.stub!(:to_str).and_return('number')
+
+    bind.local_variable_set(name, 10)
+    bind.local_variable_get(name).should == 10
+  end
+
+  it 'scopes new local variables to the receiving Binding' do
+    bind = binding
+    bind.local_variable_set(:number, 10)
+
+    lambda { number }.should raise_error(NameError)
+  end
+
+  it 'overwrites an existing local variable defined before a Binding' do
+    number = 10
+    bind = binding
+
+    bind.local_variable_set(:number, 20)
+    number.should == 20
+  end
+
+  it 'overwrites a local variable defined using eval()' do
+    bind = binding
+    bind.eval('number = 10')
+
+    bind.local_variable_set(:number, 20)
+    bind.local_variable_get(:number).should == 20
+  end
+
+  it "raises a NameError on global access" do
+    bind = binding
+    lambda { bind.local_variable_set(:$0, "") }.should raise_error(NameError)
+  end
+
+  it "raises a NameError on special variable access" do
+    bind = binding
+    lambda { bind.local_variable_set(:$~, "") }.should raise_error(NameError)
+    lambda { bind.local_variable_set(:$_, "") }.should raise_error(NameError)
+  end
+
+end
diff --git a/spec/ruby/core/binding/local_variables_spec.rb b/spec/ruby/core/binding/local_variables_spec.rb
new file mode 100644
index 0000000000..bc6ea71f10
--- /dev/null
+++ b/spec/ruby/core/binding/local_variables_spec.rb
@@ -0,0 +1,35 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Binding#local_variables" do
+  it "returns an Array" do
+    binding.local_variables.should be_kind_of(Array)
+  end
+
+  it "includes local variables in the current scope" do
+    a = 1
+    b = nil
+    binding.local_variables.should == [:a, :b]
+  end
+
+  it "includes local variables defined after calling binding.local_variables" do
+    binding.local_variables.should == [:a, :b]
+    a = 1
+    b = 2
+  end
+
+  it "includes local variables of inherited scopes and eval'ed context" do
+    p = proc { |a| b = 1; eval("c = 2; binding.local_variables") }
+    p.call.should == [:c, :a, :b, :p]
+  end
+
+  it "includes shadowed local variables only once" do
+    a = 1
+    proc { |a| binding.local_variables }.call(2).should == [:a]
+  end
+
+  it "includes new variables defined in the binding" do
+    b = binding
+    b.local_variable_set :a, 42
+    b.local_variables.should == [:a, :b]
+  end
+end
diff --git a/spec/ruby/core/binding/location_spec.rb b/spec/ruby/core/binding/location_spec.rb
new file mode 100644
index 0000000000..b4a066038d
--- /dev/null
+++ b/spec/ruby/core/binding/location_spec.rb
@@ -0,0 +1,46 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Binding#eval" do
+  it "inherits __LINE__ from the enclosing scope" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("__LINE__").should == obj.get_line_of_binding
+  end
+
+  it "preserves __LINE__ across multiple calls to eval" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("__LINE__").should == obj.get_line_of_binding
+    bind.eval("__LINE__").should == obj.get_line_of_binding
+  end
+
+  it "increments __LINE__ on each line of a multiline eval" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("#foo\n__LINE__").should == obj.get_line_of_binding + 1
+  end
+
+  it "starts with a __LINE__ of 1 if a filename is passed" do
+    bind = BindingSpecs::Demo.new(1).get_binding
+    bind.eval("__LINE__", "(test)").should == 1
+    bind.eval("#foo\n__LINE__", "(test)").should == 2
+  end
+
+  it "starts with a __LINE__ from the third argument if passed" do
+    bind = BindingSpecs::Demo.new(1).get_binding
+    bind.eval("__LINE__", "(test)", 88).should == 88
+    bind.eval("#foo\n__LINE__", "(test)", 88).should == 89
+  end
+
+  it "inherits __FILE__ from the enclosing scope" do
+    obj = BindingSpecs::Demo.new(1)
+    bind = obj.get_binding
+    bind.eval("__FILE__").should == obj.get_file_of_binding
+  end
+
+  it "uses the __FILE__ that is passed in" do
+    bind = BindingSpecs::Demo.new(1).get_binding
+    bind.eval("__FILE__", "(test)").should == "(test)"
+  end
+end
diff --git a/spec/ruby/core/binding/receiver_spec.rb b/spec/ruby/core/binding/receiver_spec.rb
new file mode 100644
index 0000000000..8784ab0e38
--- /dev/null
+++ b/spec/ruby/core/binding/receiver_spec.rb
@@ -0,0 +1,11 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "Binding#receiver" do
+  it "returns the object to which binding is bound" do
+    obj = BindingSpecs::Demo.new(1)
+    obj.get_binding.receiver.should == obj
+
+    binding.receiver.should == self
+  end
+end
diff --git a/spec/ruby/core/binding/shared/clone.rb b/spec/ruby/core/binding/shared/clone.rb
new file mode 100644
index 0000000000..0e934ac1b5
--- /dev/null
+++ b/spec/ruby/core/binding/shared/clone.rb
@@ -0,0 +1,34 @@
+describe :binding_clone, shared: true do
+  before :each do
+    @b1 = BindingSpecs::Demo.new(99).get_binding
+    @b2 = @b1.send(@method)
+    @b3 = BindingSpecs::Demo.new(99).get_binding_in_block
+    @b4 = @b3.send(@method)
+  end
+
+  it "returns a copy of the Binding object" do
+    [[@b1, @b2, "a"],
+     [@b3, @b4, "a", "b"]].each do |b1, b2, *vars|
+      b1.should_not == b2
+
+      eval("@secret", b1).should == eval("@secret", b2)
+      eval("square(2)", b1).should == eval("square(2)", b2)
+      eval("self.square(2)", b1).should == eval("self.square(2)", b2)
+      vars.each do |v|
+        eval("#{v}", b1).should == eval("#{v}", b2)
+      end
+    end
+  end
+
+  it "is a shallow copy of the Binding object" do
+    [[@b1, @b2, "a"],
+     [@b3, @b4, "a", "b"]].each do |b1, b2, *vars|
+      vars.each do |v|
+        eval("#{v} = false", b1)
+        eval("#{v}", b2).should == false
+      end
+      b1.local_variable_set(:x, 37)
+      b2.local_variable_defined?(:x).should == false
+    end
+  end
+end
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