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ruby--ruby/spec/ruby/core/array/clear_spec.rb
2019-07-27 12:40:09 +02:00

48 lines
926 B
Ruby

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.empty?.should == true
a.size.should == 0
end
it "keeps tainted status" do
a = [1]
a.taint
a.tainted?.should be_true
a.clear
a.tainted?.should be_true
end
it "does not accept any arguments" do
-> { [1].clear(true) }.should raise_error(ArgumentError)
end
it "keeps untrusted status" do
a = [1]
a.untrust
a.untrusted?.should be_true
a.clear
a.untrusted?.should be_true
end
it "raises a #{frozen_error_class} on a frozen array" do
a = [1]
a.freeze
-> { a.clear }.should raise_error(frozen_error_class)
end
end