Sha256: 6249cafb11f128b4cbc3533e0d22a643fb932c0287e110913b941fd9aea8f912
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Size: 950 Bytes
Versions: 12
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Stored size: 950 Bytes
Contents
# 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
end
end
Version data entries
12 entries across 12 versions & 1 rubygems