diff options
Diffstat (limited to 'spec/ruby/language/predefined')
19 files changed, 152 insertions, 0 deletions
diff --git a/spec/ruby/language/predefined/data_spec.rb b/spec/ruby/language/predefined/data_spec.rb new file mode 100644 index 0000000000..921d236ee9 --- /dev/null +++ b/spec/ruby/language/predefined/data_spec.rb @@ -0,0 +1,48 @@ +require_relative '../../spec_helper' + +describe "The DATA constant" do + it "exists when the main script contains __END__" do + ruby_exe(fixture(__FILE__, "data1.rb")).chomp.should == "true" + end + + it "does not exist when the main script contains no __END__" do + ruby_exe("puts Object.const_defined?(:DATA)").chomp.should == 'false' + end + + it "does not exist when an included file has a __END__" do + ruby_exe(fixture(__FILE__, "data2.rb")).chomp.should == "false" + end + + it "does not change when an included files also has a __END__" do + ruby_exe(fixture(__FILE__, "data3.rb")).chomp.should == "data 3" + end + + it "is included in an otherwise empty file" do + ap = fixture(__FILE__, "print_data.rb") + str = ruby_exe(fixture(__FILE__, "data_only.rb"), options: "-r#{ap}") + str.chomp.should == "data only" + end + + it "returns a File object with the right offset" do + ruby_exe(fixture(__FILE__, "data_offset.rb")).should == "File\n121\n" + end + + it "is set even if there is no data after __END__" do + ruby_exe(fixture(__FILE__, "empty_data.rb")).should == "31\n\"\"\n" + end + + it "is set even if there is no newline after __END__" do + path = tmp("no_newline_data.rb") + code = File.binread(fixture(__FILE__, "empty_data.rb")) + touch(path, "wb") { |f| f.write code.chomp } + begin + ruby_exe(path).should == "30\n\"\"\n" + ensure + rm_r path + end + end + + it "rewinds to the head of the main script" do + ruby_exe(fixture(__FILE__, "data5.rb")).chomp.should == "DATA.rewind" + end +end diff --git a/spec/ruby/language/predefined/fixtures/data1.rb b/spec/ruby/language/predefined/fixtures/data1.rb new file mode 100644 index 0000000000..cb9572255b --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data1.rb @@ -0,0 +1,4 @@ +puts Object.const_defined?(:DATA) + +__END__ +data1 diff --git a/spec/ruby/language/predefined/fixtures/data2.rb b/spec/ruby/language/predefined/fixtures/data2.rb new file mode 100644 index 0000000000..a764ca56d1 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data2.rb @@ -0,0 +1,3 @@ +require_relative 'data4' + +p Object.const_defined?(:DATA) diff --git a/spec/ruby/language/predefined/fixtures/data3.rb b/spec/ruby/language/predefined/fixtures/data3.rb new file mode 100644 index 0000000000..e37313c68b --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data3.rb @@ -0,0 +1,6 @@ +require_relative 'data4' + +puts DATA.read + +__END__ +data 3 diff --git a/spec/ruby/language/predefined/fixtures/data4.rb b/spec/ruby/language/predefined/fixtures/data4.rb new file mode 100644 index 0000000000..139ef80d7b --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data4.rb @@ -0,0 +1,4 @@ +# nothing + +__END__ +data 4 diff --git a/spec/ruby/language/predefined/fixtures/data5.rb b/spec/ruby/language/predefined/fixtures/data5.rb new file mode 100644 index 0000000000..48f060e1a9 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data5.rb @@ -0,0 +1,5 @@ +DATA.rewind +puts DATA.gets + +__END__ +data 5 diff --git a/spec/ruby/language/predefined/fixtures/data_offset.rb b/spec/ruby/language/predefined/fixtures/data_offset.rb new file mode 100644 index 0000000000..9829b3f87f --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data_offset.rb @@ -0,0 +1,12 @@ +# some comment + +foo = <<HEREDOC +some heredoc to make the +spec more interesting +HEREDOC + +p DATA.class +p DATA.pos + +__END__ +data offset diff --git a/spec/ruby/language/predefined/fixtures/data_only.rb b/spec/ruby/language/predefined/fixtures/data_only.rb new file mode 100644 index 0000000000..004ac62737 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/data_only.rb @@ -0,0 +1,2 @@ +__END__ +data only diff --git a/spec/ruby/language/predefined/fixtures/empty_data.rb b/spec/ruby/language/predefined/fixtures/empty_data.rb new file mode 100644 index 0000000000..c6d9bc6f1f --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/empty_data.rb @@ -0,0 +1,3 @@ +p DATA.pos +p DATA.read +__END__ diff --git a/spec/ruby/language/predefined/fixtures/print_data.rb b/spec/ruby/language/predefined/fixtures/print_data.rb new file mode 100644 index 0000000000..4a5692e6a7 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/print_data.rb @@ -0,0 +1,3 @@ +at_exit { + puts DATA.read +} diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_dynamic.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_dynamic.rb new file mode 100644 index 0000000000..f7809109fa --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_dynamic.rb @@ -0,0 +1,4 @@ +p TOPLEVEL_BINDING.local_variables.sort +TOPLEVEL_BINDING.local_variable_set(:dynamic_set_main, 2) +p TOPLEVEL_BINDING.local_variables.sort +main_script = 3 diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_dynamic_required.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_dynamic_required.rb new file mode 100644 index 0000000000..7ccf329680 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_dynamic_required.rb @@ -0,0 +1,2 @@ +TOPLEVEL_BINDING.local_variable_set(:dynamic_set_required, 1) +p TOPLEVEL_BINDING.local_variables diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_id.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_id.rb new file mode 100644 index 0000000000..3626ea1f10 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_id.rb @@ -0,0 +1,4 @@ +a = TOPLEVEL_BINDING.object_id +require_relative 'toplevel_binding_id_required' +c = eval('TOPLEVEL_BINDING.object_id') +p [a, $b, c].uniq.size diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_id_required.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_id_required.rb new file mode 100644 index 0000000000..b31b6e32a0 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_id_required.rb @@ -0,0 +1 @@ +$b = TOPLEVEL_BINDING.object_id diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_required_before.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_required_before.rb new file mode 100644 index 0000000000..58924a5800 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_required_before.rb @@ -0,0 +1,2 @@ +required = true +p [:required_before, TOPLEVEL_BINDING.local_variables] diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_values.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_values.rb new file mode 100644 index 0000000000..42bd67f347 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_values.rb @@ -0,0 +1,9 @@ +p TOPLEVEL_BINDING.local_variable_get(:a) +p TOPLEVEL_BINDING.local_variable_get(:b) +a = 1 +p TOPLEVEL_BINDING.local_variable_get(:a) +p TOPLEVEL_BINDING.local_variable_get(:b) +b = 2 +a = 3 +p TOPLEVEL_BINDING.local_variable_get(:a) +p TOPLEVEL_BINDING.local_variable_get(:b) diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_variables.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_variables.rb new file mode 100644 index 0000000000..151f4340ef --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_variables.rb @@ -0,0 +1,4 @@ +main_script = 1 +require_relative 'toplevel_binding_variables_required' +eval('eval_var = 3') +p TOPLEVEL_BINDING.local_variables diff --git a/spec/ruby/language/predefined/fixtures/toplevel_binding_variables_required.rb b/spec/ruby/language/predefined/fixtures/toplevel_binding_variables_required.rb new file mode 100644 index 0000000000..614547fe16 --- /dev/null +++ b/spec/ruby/language/predefined/fixtures/toplevel_binding_variables_required.rb @@ -0,0 +1,2 @@ +required = 2 +p [:required_after, TOPLEVEL_BINDING.local_variables] diff --git a/spec/ruby/language/predefined/toplevel_binding_spec.rb b/spec/ruby/language/predefined/toplevel_binding_spec.rb new file mode 100644 index 0000000000..69ac28618c --- /dev/null +++ b/spec/ruby/language/predefined/toplevel_binding_spec.rb @@ -0,0 +1,34 @@ +require_relative '../../spec_helper' + +describe "The TOPLEVEL_BINDING constant" do + it "only includes local variables defined in the main script, not in required files or eval" do + binding_toplevel_variables = ruby_exe(fixture(__FILE__, "toplevel_binding_variables.rb")) + binding_toplevel_variables.should == "[:required_after, [:main_script]]\n[:main_script]\n" + end + + it "has no local variables in files required before the main script" do + required = fixture(__FILE__, 'toplevel_binding_required_before.rb') + out = ruby_exe("a=1; p TOPLEVEL_BINDING.local_variables.sort; b=2", options: "-r#{required}") + out.should == "[:required_before, []]\n[:a, :b]\n" + end + + it "merges local variables of the main script with dynamically-defined Binding variables" do + required = fixture(__FILE__, 'toplevel_binding_dynamic_required.rb') + out = ruby_exe(fixture(__FILE__, 'toplevel_binding_dynamic.rb'), options: "-r#{required}") + out.should == <<EOS +[:dynamic_set_required] +[:dynamic_set_required, :main_script] +[:dynamic_set_main, :dynamic_set_required, :main_script] +EOS + end + + it "gets updated variables values as they are defined and set" do + out = ruby_exe(fixture(__FILE__, "toplevel_binding_values.rb")) + out.should == "nil\nnil\n1\nnil\n3\n2\n" + end + + it "is always the same object for all top levels" do + binding_toplevel_id = ruby_exe(fixture(__FILE__, "toplevel_binding_id.rb")) + binding_toplevel_id.should == "1\n" + end +end |