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Contents
# encoding: UTF-8
# Copyright 2012 Twitter, Inc
# http://www.apache.org/licenses/LICENSE-2.0
require 'spec_helper'
include TwitterCldr::Shared
include TwitterCldr::Utils
describe PostalCodeGenerator do
let(:generator) do
PostalCodeGenerator.new(
RegexpAst::Root.new([
RegexpAst::Digit.new([], RegexpAst::Quantifier.new(3, 3)),
RegexpAst::Literal.new([], nil, '- '),
RegexpAst::Word.new([], RegexpAst::Quantifier.new(3, 3))
], nil)
)
end
let(:blank_generator) do
PostalCodeGenerator.new(
RegexpAst::Root.new([
RegexpAst::Alternation.new([
RegexpAst::Literal.new([], nil, ''),
RegexpAst::Word.new([], nil)
], nil)
], nil)
)
end
let(:limited_generator) do
PostalCodeGenerator.new(
RegexpAst::Root.new([
RegexpAst::CharacterSet.new([], nil, ['A-C'], false),
], nil)
)
end
describe "#generate" do
it "should generate correctly and not allow dashes to be followed by spaces" do
10.times do
generator.generate.should match(/\d{3}-\w{3}/)
end
end
end
describe "#sample" do
it "should generate the given number of unique samples" do
samples = generator.sample(10)
samples.size.should == 10
samples.uniq.should == samples
samples.each do |sample|
sample.should match(/\d{3}-\w{3}/)
end
end
it "should not return blank samples" do
10.times do
blank_generator.sample(10).all? do |sample|
sample.empty?
end.should be_false
end
end
it "shouldn't loop infinitely if the number of possible samples is less than requested" do
limited_generator.sample(10).size.should < 10
end
it "should attempt to generate more samples if the set doesn't contain enough (but shouldn't infinite loop)" do
mock.proxy(limited_generator).generate.at_least(10)
limited_generator.sample(10).size.should < 10
end
end
end
Version data entries
21 entries across 21 versions & 2 rubygems