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Diffstat (limited to 'spec/rubyspec/core/array/last_spec.rb')
-rw-r--r-- | spec/rubyspec/core/array/last_spec.rb | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/spec/rubyspec/core/array/last_spec.rb b/spec/rubyspec/core/array/last_spec.rb deleted file mode 100644 index c707e3ff7e..0000000000 --- a/spec/rubyspec/core/array/last_spec.rb +++ /dev/null @@ -1,87 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) -require File.expand_path('../fixtures/classes', __FILE__) - -describe "Array#last" do - it "returns the last element" do - [1, 1, 1, 1, 2].last.should == 2 - end - - it "returns nil if self is empty" do - [].last.should == nil - end - - it "returns the last count elements if given a count" do - [1, 2, 3, 4, 5, 9].last(3).should == [4, 5, 9] - end - - it "returns an empty array when passed a count on an empty array" do - [].last(0).should == [] - [].last(1).should == [] - end - - it "returns an empty array when count == 0" do - [1, 2, 3, 4, 5].last(0).should == [] - end - - it "returns an array containing the last element when passed count == 1" do - [1, 2, 3, 4, 5].last(1).should == [5] - end - - it "raises an ArgumentError when count is negative" do - lambda { [1, 2].last(-1) }.should raise_error(ArgumentError) - end - - it "returns the entire array when count > length" do - [1, 2, 3, 4, 5, 9].last(10).should == [1, 2, 3, 4, 5, 9] - end - - it "returns an array which is independent to the original when passed count" do - ary = [1, 2, 3, 4, 5] - ary.last(0).replace([1,2]) - ary.should == [1, 2, 3, 4, 5] - ary.last(1).replace([1,2]) - ary.should == [1, 2, 3, 4, 5] - ary.last(6).replace([1,2]) - ary.should == [1, 2, 3, 4, 5] - end - - it "properly handles recursive arrays" do - empty = ArraySpecs.empty_recursive_array - empty.last.should equal(empty) - - array = ArraySpecs.recursive_array - array.last.should equal(array) - end - - it "tries to convert the passed argument to an Integer usinig #to_int" do - obj = mock('to_int') - obj.should_receive(:to_int).and_return(2) - [1, 2, 3, 4, 5].last(obj).should == [4, 5] - end - - it "raises a TypeError if the passed argument is not numeric" do - lambda { [1,2].last(nil) }.should raise_error(TypeError) - lambda { [1,2].last("a") }.should raise_error(TypeError) - - obj = mock("nonnumeric") - lambda { [1,2].last(obj) }.should raise_error(TypeError) - end - - it "does not return subclass instance on Array subclasses" do - ArraySpecs::MyArray[].last(0).should be_an_instance_of(Array) - ArraySpecs::MyArray[].last(2).should be_an_instance_of(Array) - ArraySpecs::MyArray[1, 2, 3].last(0).should be_an_instance_of(Array) - ArraySpecs::MyArray[1, 2, 3].last(1).should be_an_instance_of(Array) - ArraySpecs::MyArray[1, 2, 3].last(2).should be_an_instance_of(Array) - end - - it "is not destructive" do - a = [1, 2, 3] - a.last - a.should == [1, 2, 3] - a.last(2) - a.should == [1, 2, 3] - a.last(3) - a.should == [1, 2, 3] - end -end |