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# frozen_string_literal: true
RSpec.describe TTY::Prompt::SelectedChoices do
it "inserts choices by the index order" do
choices = %w[A B C D E F]
selected = described_class.new
expect(selected.to_a).to eq([])
expect(selected.size).to eq(0)
selected.insert(5, "F")
selected.insert(1, "B")
selected.insert(3, "D")
selected.insert(0, "A")
selected.insert(4, "E")
selected.insert(2, "C")
expect(selected.to_a).to eq(choices)
expect(selected.size).to eq(6)
expect(selected.delete_at(3)).to eq("D")
end
it "initializes with selected choices" do
choices = %w[A B C D E F]
selected = described_class.new(choices, (0...choices.size).to_a)
expect(selected.to_a).to eq(choices)
expect(selected.size).to eq(6)
choice = selected.delete_at(3)
expect(choice).to eq("D")
expect(selected.to_a).to eq(%w[A B C E F])
expect(selected.size).to eq(5)
end
it "inserts and deletes choices" do
selected = described_class.new
selected.insert(5, "F")
selected.insert(1, "B")
selected.insert(3, "D")
selected.insert(0, "A")
expect(selected.to_a).to eq(%w[A B D F])
expect(selected.size).to eq(4)
choice = selected.delete_at(3)
expect(choice).to eq("D")
expect(selected.to_a).to eq(%w[A B F])
expect(selected.size).to eq(3)
selected.insert(4, "E")
choice = selected.delete_at(-999)
expect(choice).to eq(nil)
expect(selected.to_a).to eq(%w[A B E F])
expect(selected.size).to eq(4)
end
it "clears choices" do
selected = described_class.new(%w[B D F])
expect(selected.to_a).to eq(%w[B D F])
expect(selected.size).to eq(3)
selected.clear
expect(selected.to_a).to eq([])
expect(selected.size).to eq(0)
end
end
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