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Contents
require 'spec_helper'
describe Calculations::Location do
context 'with precision 1' do
before(:each) do
@calculation = Calculations::Location.new 1.5, 1
@calculation.minimum = 42.7
end
describe 'recalculate' do
it 'sets the minimum close value to the minimum minus user grid' do
@calculation.recalculate(41.2).should == 1
end
it 'sets the minimum value to 1 plus precision' do
@calculation.recalculate(42.7).should == 2
end
it 'sets the minimum value plus 2/3 of the grid size to 2 plus 1 grid length' do
@calculation.recalculate(43.7).should == 3
end
it 'sets the minimum value plus 20/3 of the grid size to 2 plus 10 grid length' do
@calculation.recalculate(52.7).should == 12
end
end
end
context 'with precision 3' do
before(:each) do
@calculation = Calculations::Location.new 1.5, 3
@calculation.minimum = 42.7
end
describe 'recalculate' do
it 'sets the minimum close value to the minimum minus user grid' do
@calculation.recalculate(41.2).should == 1
end
it 'sets the minimum value to 1 plus precision' do
@calculation.recalculate(42.7).should == 4
end
it 'sets the minimum value plus 2/3 of the grid size plus 1 plus precision plus 1 grid length' do
@calculation.recalculate(43.7).should == 6
end
it 'sets the minimum value plus 20/3 of the grid size to 2 plus 10 grid length' do
@calculation.recalculate(52.7).should == 27
end
end
end
end
Version data entries
35 entries across 35 versions & 1 rubygems