Sha256: 9d9e0f1ce65b0d0997247ec0dbf0ddfd3f66304976a97d8b32cb779ecd0ec892
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Versions: 3
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Contents
require "spec_helper"
require "hamster/hash"
describe Hamster::Hash do
describe "#clear" do
[
[],
["A" => "aye"],
["A" => "aye", "B" => "bee", "C" => "see"],
].each do |values|
context "on #{values}" do
let(:original) { H[*values] }
let(:result) { original.clear }
it "preserves the original" do
result
original.should eql(H[*values])
end
it "returns an empty hash" do
result.should equal(H.empty)
result.should be_empty
end
end
end
it "maintains the default Proc, if there is one" do
hash = H.new(a: 1) { 1 }
hash.clear[:b].should == 1
hash.clear[:c].should == 1
hash.clear.default_proc.should_not be_nil
end
context "on a subclass" do
it "returns an empty instance of the subclass" do
subclass = Class.new(Hamster::Hash)
instance = subclass.new(a: 1, b: 2)
instance.clear.class.should be(subclass)
instance.clear.should be_empty
end
end
end
end
Version data entries
3 entries across 3 versions & 2 rubygems