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require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../../fixtures/classes', __FILE__)
describe :hash_index, shared: true do
it "returns the corresponding key for value" do
{ 2 => 'a', 1 => 'b' }.send(@method, 'b').should == 1
end
it "returns nil if the value is not found" do
{ a: -1, b: 3.14, c: 2.718 }.send(@method, 1).should be_nil
end
it "doesn't return default value if the value is not found" do
Hash.new(5).send(@method, 5).should be_nil
end
it "compares values using ==" do
{ 1 => 0 }.send(@method, 0.0).should == 1
{ 1 => 0.0 }.send(@method, 0).should == 1
needle = mock('needle')
inhash = mock('inhash')
inhash.should_receive(:==).with(needle).and_return(true)
{ 1 => inhash }.send(@method, needle).should == 1
end
end
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