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# frozen_string_literal: true
RSpec.describe TTY::Prompt::Distance, ".distance" do
let(:object) { described_class.new }
subject(:distance) { object.distance(*strings) }
context "when nil" do
let(:strings) { [nil, nil] }
it { is_expected.to eql(0) }
end
context "when empty" do
let(:strings) { ["", ""] }
it { is_expected.to eql(0) }
end
context "with one non empty" do
let(:strings) { ["abc", ""] }
it { is_expected.to eql(3) }
end
context "when single char" do
let(:strings) { %w[a abc] }
it { is_expected.to eql(2) }
end
context "when similar" do
let(:strings) { %w[abc abc] }
it { is_expected.to eql(0) }
end
context "when similar" do
let(:strings) { %w[abc acb] }
it { is_expected.to eql(1) }
end
context "when end similar" do
let(:strings) { %w[saturday sunday] }
it { is_expected.to eql(3) }
end
context "when contain similar" do
let(:strings) { %w[which witch] }
it { is_expected.to eql(2) }
end
context "when prefix" do
let(:strings) { %w[sta status] }
it { is_expected.to eql(3) }
end
context "when similar" do
let(:strings) { %w[smellyfish jellyfish] }
it { is_expected.to eql(2) }
end
context "when unicode" do
let(:strings) { %w[マラソン五輪代表 ララソン五輪代表] }
it { is_expected.to eql(1) }
end
end
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