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# frozen_string_literal: true require 'spec_helper' require 'split/dashboard/helpers' include Split::DashboardHelpers describe Split::DashboardHelpers do describe 'confidence_level' do it 'should handle very small numbers' do expect(confidence_level(Complex(2e-18, -0.03))).to eq('Insufficient confidence') end it "should consider a z-score of 1.65 <= z < 1.96 as 90% confident" do expect(confidence_level(1.65)).to eq('90% confidence') expect(confidence_level(1.80)).to eq('90% confidence') end it "should consider a z-score of 1.96 <= z < 2.58 as 95% confident" do expect(confidence_level(1.96)).to eq('95% confidence') expect(confidence_level(2.00)).to eq('95% confidence') end it "should consider a z-score of z >= 2.58 as 99% confident" do expect(confidence_level(2.58)).to eq('99% confidence') expect(confidence_level(3.00)).to eq('99% confidence') end describe '#round' do it 'can round number strings' do expect(round('3.1415')).to eq BigDecimal('3.14') end it 'can round number strings for precsion' do expect(round('3.1415', 1)).to eq BigDecimal('3.1') end it 'can handle invalid number strings' do expect(round('N/A')).to be_zero end end end end
Version data entries
8 entries across 8 versions & 2 rubygems