diff options
Diffstat (limited to 'spec/rubyspec/core/enumerator/lazy/take_while_spec.rb')
-rw-r--r-- | spec/rubyspec/core/enumerator/lazy/take_while_spec.rb | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/spec/rubyspec/core/enumerator/lazy/take_while_spec.rb b/spec/rubyspec/core/enumerator/lazy/take_while_spec.rb deleted file mode 100644 index 8647dfcaf0..0000000000 --- a/spec/rubyspec/core/enumerator/lazy/take_while_spec.rb +++ /dev/null @@ -1,60 +0,0 @@ -# -*- encoding: us-ascii -*- - -require File.expand_path('../../../../spec_helper', __FILE__) -require File.expand_path('../fixtures/classes', __FILE__) - -describe "Enumerator::Lazy#take_while" do - before :each do - @yieldsmixed = EnumeratorLazySpecs::YieldsMixed.new.to_enum.lazy - @eventsmixed = EnumeratorLazySpecs::EventsMixed.new.to_enum.lazy - ScratchPad.record [] - end - - after :each do - ScratchPad.clear - end - - it "returns a new instance of Enumerator::Lazy" do - ret = @yieldsmixed.take_while {} - ret.should be_an_instance_of(Enumerator::Lazy) - ret.should_not equal(@yieldsmixed) - end - - it "sets #size to nil" do - Enumerator::Lazy.new(Object.new, 100) {}.take_while { true }.size.should == nil - end - - describe "when the returned lazy enumerator is evaluated by .force" do - it "stops after specified times" do - (0..Float::INFINITY).lazy.take_while { |n| n < 3 }.force.should == [0, 1, 2] - - @eventsmixed.take_while { false }.force - ScratchPad.recorded.should == [:before_yield] - end - end - - it "calls the block with initial values when yield with multiple arguments" do - yields = [] - @yieldsmixed.take_while { |v| yields << v; true }.force - yields.should == EnumeratorLazySpecs::YieldsMixed.initial_yields - end - - it "raises an ArgumentError when not given a block" do - lambda { @yieldsmixed.take_while }.should raise_error(ArgumentError) - end - - describe "on a nested Lazy" do - it "sets #size to nil" do - Enumerator::Lazy.new(Object.new, 100) {}.take(20).take_while { true }.size.should == nil - end - - describe "when the returned lazy enumerator is evaluated by .force" do - it "stops after specified times" do - (0..Float::INFINITY).lazy.take_while { |n| n < 3 }.take_while(&:even?).force.should == [0] - - @eventsmixed.take_while { true }.take_while { false }.force - ScratchPad.recorded.should == [:before_yield] - end - end - end -end |