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Diffstat (limited to 'spec/rubyspec/language/proc_spec.rb')
-rw-r--r-- | spec/rubyspec/language/proc_spec.rb | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/spec/rubyspec/language/proc_spec.rb b/spec/rubyspec/language/proc_spec.rb deleted file mode 100644 index bbef318826..0000000000 --- a/spec/rubyspec/language/proc_spec.rb +++ /dev/null @@ -1,220 +0,0 @@ -require File.expand_path('../../spec_helper', __FILE__) - -describe "A Proc" do - it "captures locals from the surrounding scope" do - var = 1 - lambda { var }.call.should == 1 - end - - it "does not capture a local when an argument has the same name" do - var = 1 - lambda { |var| var }.call(2).should == 2 - var.should == 1 - end - - describe "taking zero arguments" do - before :each do - @l = lambda { 1 } - end - - it "does not raise an exception if no values are passed" do - @l.call.should == 1 - end - - it "raises an ArgumentErro if a value is passed" do - lambda { @l.call(0) }.should raise_error(ArgumentError) - end - end - - describe "taking || arguments" do - before :each do - @l = lambda { || 1 } - end - - it "does not raise an exception when passed no values" do - @l.call.should == 1 - end - - it "raises an ArgumentError if a value is passed" do - lambda { @l.call(0) }.should raise_error(ArgumentError) - end - end - - describe "taking |a| arguments" do - before :each do - @l = lambda { |a| a } - end - - it "assigns the value passed to the argument" do - @l.call(2).should == 2 - end - - it "does not destructure a single Array value" do - @l.call([1, 2]).should == [1, 2] - end - - it "does not call #to_ary to convert a single passed object to an Array" do - obj = mock("block yield to_ary") - obj.should_not_receive(:to_ary) - - @l.call(obj).should equal(obj) - end - - it "raises an ArgumentError if no value is passed" do - lambda { @l.call }.should raise_error(ArgumentError) - end - end - - describe "taking |a, b| arguments" do - before :each do - @l = lambda { |a, b| [a, b] } - end - - it "raises an ArgumentError if passed no values" do - lambda { @l.call }.should raise_error(ArgumentError) - end - - it "raises an ArgumentError if passed one value" do - lambda { @l.call(0) }.should raise_error(ArgumentError) - end - - it "assigns the values passed to the arguments" do - @l.call(1, 2).should == [1, 2] - end - - it "does not call #to_ary to convert a single passed object to an Array" do - obj = mock("proc call to_ary") - obj.should_not_receive(:to_ary) - - lambda { @l.call(obj) }.should raise_error(ArgumentError) - end - end - - describe "taking |a, *b| arguments" do - before :each do - @l = lambda { |a, *b| [a, b] } - end - - it "raises an ArgumentError if passed no values" do - lambda { @l.call }.should raise_error(ArgumentError) - end - - it "does not destructure a single Array value yielded" do - @l.call([1, 2, 3]).should == [[1, 2, 3], []] - end - - it "assigns all passed values after the first to the rest argument" do - @l.call(1, 2, 3).should == [1, [2, 3]] - end - - it "does not call #to_ary to convert a single passed object to an Array" do - obj = mock("block yield to_ary") - obj.should_not_receive(:to_ary) - - @l.call(obj).should == [obj, []] - end - end - - describe "taking |*| arguments" do - before :each do - @l = lambda { |*| 1 } - end - - it "does not raise an exception when passed no values" do - @l.call.should == 1 - end - - it "does not raise an exception when passed multiple values" do - @l.call(2, 3, 4).should == 1 - end - - it "does not call #to_ary to convert a single passed object to an Array" do - obj = mock("block yield to_ary") - obj.should_not_receive(:to_ary) - - @l.call(obj).should == 1 - end - end - - describe "taking |*a| arguments" do - before :each do - @l = lambda { |*a| a } - end - - it "assigns [] to the argument when passed no values" do - @l.call.should == [] - end - - it "assigns the argument an Array wrapping one passed value" do - @l.call(1).should == [1] - end - - it "assigns the argument an Array wrapping all values passed" do - @l.call(1, 2, 3).should == [1, 2, 3] - end - - it "does not call #to_ary to convert a single passed object to an Array" do - obj = mock("block yield to_ary") - obj.should_not_receive(:to_ary) - - @l.call(obj).should == [obj] - end - end - - describe "taking |a, | arguments" do - before :each do - @l = lambda { |a, | a } - end - - it "raises an ArgumentError when passed no values" do - lambda { @l.call }.should raise_error(ArgumentError) - end - - it "raises an ArgumentError when passed more than one value" do - lambda { @l.call(1, 2) }.should raise_error(ArgumentError) - end - - it "assigns the argument the value passed" do - @l.call(1).should == 1 - end - - it "does not destructure when passed a single Array" do - @l.call([1,2]).should == [1, 2] - end - - it "does not call #to_ary to convert a single passed object to an Array" do - obj = mock("block yield to_ary") - obj.should_not_receive(:to_ary) - - @l.call(obj).should == obj - end - end - - describe "taking |(a, b)| arguments" do - before :each do - @l = lambda { |(a, b)| [a, b] } - end - - it "raises an ArgumentError when passed no values" do - lambda { @l.call }.should raise_error(ArgumentError) - end - - it "destructures a single Array value yielded" do - @l.call([1, 2]).should == [1, 2] - end - - it "calls #to_ary to convert a single passed object to an Array" do - obj = mock("block yield to_ary") - obj.should_receive(:to_ary).and_return([1, 2]) - - @l.call(obj).should == [1, 2] - end - - it "raises a TypeError if #to_ary does not return an Array" do - obj = mock("block yield to_ary invalid") - obj.should_receive(:to_ary).and_return(1) - - lambda { @l.call(obj) }.should raise_error(TypeError) - end - end -end |