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-rw-r--r--spec/ruby/core/enumerable/shared/collect.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/spec/ruby/core/enumerable/shared/collect.rb b/spec/ruby/core/enumerable/shared/collect.rb
index 16bf3f0d35..05e94777c7 100644
--- a/spec/ruby/core/enumerable/shared/collect.rb
+++ b/spec/ruby/core/enumerable/shared/collect.rb
@@ -22,6 +22,12 @@ describe :enumerable_collect, shared: true do
multi.send(@method) {|e| e}.should == [1,3,6]
end
+ it "only yields increasing values for a Range" do
+ (1..0).send(@method) { |x| x }.should == []
+ (1..1).send(@method) { |x| x }.should == [1]
+ (1..2).send(@method) { |x| x }.should == [1, 2]
+ end
+
it "returns an enumerator when no block given" do
enum = EnumerableSpecs::Numerous.new.send(@method)
enum.should be_an_instance_of(Enumerator)