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Contents
require 'games_dice'
describe GamesDice::MapRule do
describe "#new" do
it "should accept self-consistent operator/value pairs as a trigger" do
GamesDice::MapRule.new( 5, :>, 1 )
GamesDice::MapRule.new( (1..5), :member?, 17 )
end
it "should reject inconsistent operator/value pairs for a trigger" do
lambda { GamesDice::MapRule.new( 5, :member?, -1 ) }.should raise_error( ArgumentError )
lambda { GamesDice::MapRule.new( (1..5), :>, 12 ) }.should raise_error( ArgumentError )
end
it "should reject non-Integer map results" do
lambda { GamesDice::MapRule.new( 5, :>, :reroll_again ) }.should raise_error( TypeError )
lambda { GamesDice::MapRule.new( (1..5), :member?, 'foo' ) }.should raise_error( TypeError )
end
end
describe '#map_from' do
it "should return the mapped value for a match" do
rule = GamesDice::MapRule.new( 5, :>, -1 )
rule.map_from(4).should == -1
rule = GamesDice::MapRule.new( (1..5), :member?, 3 )
rule.map_from(4).should == 3
end
it "should return false for no match" do
rule = GamesDice::MapRule.new( 5, :>, -1 )
rule.map_from(6).should be_false
rule = GamesDice::MapRule.new( (1..5), :member?, 3 )
rule.map_from(6).should be_false
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems