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require "spec_helper"
describe String do
describe "#snakecase" do
it "lowercases one word CamelCase" do
expect("Merb".snakecase).to eq("merb")
end
it "makes one underscore snakecase two word CamelCase" do
expect("MerbCore".snakecase).to eq("merb_core")
end
it "handles CamelCase with more than 2 words" do
expect("SoYouWantContributeToMerbCore".snakecase).to eq("so_you_want_contribute_to_merb_core")
end
it "handles CamelCase with more than 2 capital letter in a row" do
expect("CNN".snakecase).to eq("cnn")
expect("CNNNews".snakecase).to eq("cnn_news")
expect("HeadlineCNNNews".snakecase).to eq("headline_cnn_news")
end
it "does NOT change one word lowercase" do
expect("merb".snakecase).to eq("merb")
end
it "leaves snake_case as is" do
expect("merb_core".snakecase).to eq("merb_core")
end
end
end
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