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Diffstat (limited to 'spec/ruby/core/array/take_spec.rb')
-rw-r--r-- | spec/ruby/core/array/take_spec.rb | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/spec/ruby/core/array/take_spec.rb b/spec/ruby/core/array/take_spec.rb new file mode 100644 index 0000000000..6ba87706cf --- /dev/null +++ b/spec/ruby/core/array/take_spec.rb @@ -0,0 +1,27 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "Array#take" do + it "returns the first specified number of elements" do + [1, 2, 3].take(2).should == [1, 2] + end + + it "returns all elements when the argument is greater than the Array size" do + [1, 2].take(99).should == [1, 2] + end + + it "returns all elements when the argument is less than the Array size" do + [1, 2].take(4).should == [1, 2] + end + + it "returns an empty Array when passed zero" do + [1].take(0).should == [] + end + + it "returns an empty Array when called on an empty Array" do + [].take(3).should == [] + end + + it "raises an ArgumentError when the argument is negative" do + lambda{ [1].take(-3) }.should raise_error(ArgumentError) + end +end |