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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe "Array#clear" do
it "removes all elements" do
a = [1, 2, 3, 4]
a.clear.should equal(a)
a.should == []
end
it "returns self" do
a = [1]
a.should equal a.clear
end
it "leaves the Array empty" do
a = [1]
a.clear
a.should.empty?
a.size.should == 0
end
it "does not accept any arguments" do
-> { [1].clear(true) }.should raise_error(ArgumentError)
end
it "raises a FrozenError on a frozen array" do
a = [1]
a.freeze
-> { a.clear }.should raise_error(FrozenError)
end
end
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