101 lines
2.8 KiB
Ruby
101 lines
2.8 KiB
Ruby
# frozen_string_literal: true
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describe Pry::Prompt do
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describe ".[]" do
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it "accesses prompts" do
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expect(described_class[:default]).not_to be_nil
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end
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end
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describe ".all" do
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it "returns a hash with prompts" do
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expect(described_class.all).to be_a(Hash)
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end
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it "returns a duplicate of original prompts" do
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described_class.all['foobar'] = Object.new
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expect(described_class['foobar']).to be_nil
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end
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end
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describe ".add" do
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after { described_class.instance_variable_get(:@prompts).delete('my_prompt') }
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it "adds a new prompt" do
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described_class.add(:my_prompt)
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expect(described_class[:my_prompt]).to be_a(described_class)
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end
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it "raises error when separators.size != 2" do
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expect { described_class.add(:my_prompt, '', [1, 2, 3]) }
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.to raise_error(ArgumentError, /separators size must be 2/)
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end
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it "raises error on adding a prompt with the same name" do
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described_class.add(:my_prompt)
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expect { described_class.add(:my_prompt) }
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.to raise_error(ArgumentError, /the 'my_prompt' prompt was already added/)
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end
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it "returns nil" do
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expect(described_class.add(:my_prompt)).to be_nil
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end
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end
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describe "#name" do
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it "returns name" do
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prompt = described_class.new(:test, '', Array.new(2) { proc { '' } })
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expect(prompt.name).to eq(:test)
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end
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end
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describe "#description" do
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it "returns description" do
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prompt = described_class.new(:test, 'descr', Array.new(2) { proc { '' } })
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expect(prompt.description).to eq('descr')
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end
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end
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describe "#prompt_procs" do
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it "returns the proc array" do
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prompt_procs = [proc { '>' }, proc { '*' }]
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prompt = described_class.new(:test, 'descr', prompt_procs)
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expect(prompt.prompt_procs).to eq(prompt_procs)
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end
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end
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describe "#wait_proc" do
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it "returns the first proc" do
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prompt_procs = [proc { '>' }, proc { '*' }]
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prompt = described_class.new(:test, '', prompt_procs)
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expect(prompt.wait_proc).to eq(prompt_procs.first)
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end
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end
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describe "#incomplete_proc" do
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it "returns the second proc" do
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prompt_procs = [proc { '>' }, proc { '*' }]
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prompt = described_class.new(:test, '', prompt_procs)
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expect(prompt.incomplete_proc).to eq(prompt_procs.last)
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end
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end
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describe "prompt invocation" do
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let(:pry) { Pry.new }
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let(:enum) do
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Enumerator.new do |y|
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range = ('a'..'z').to_enum
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loop { y << range.next }
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end
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end
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it "computes prompt name dynamically" do
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proc = described_class[:default].wait_proc
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pry.config.prompt_name = Pry::Config::LazyValue.new { enum.next }
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expect(proc.call(Object.new, 1, pry, '>')).to eq('[1] a(#<Object>):1> ')
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expect(proc.call(Object.new, 1, pry, '>')).to eq('[1] b(#<Object>):1> ')
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end
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end
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end
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