summaryrefslogtreecommitdiff
path: root/spec/rubyspec/core/array/last_spec.rb
diff options
context:
space:
mode:
Diffstat (limited to 'spec/rubyspec/core/array/last_spec.rb')
-rw-r--r--spec/rubyspec/core/array/last_spec.rb87
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