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require 'test_helper'
describe Slop::BoolOption do
before do
@options = Slop::Options.new
@verbose = @options.bool "--verbose"
@quiet = @options.bool "--quiet"
@inversed = @options.bool "--inversed", default: true
@bloc = @options.bool("--bloc"){|val| (@bloc_val ||= []) << val}
@result = @options.parse %w(--verbose --no-inversed
--bloc --no-bloc)
end
it "returns true if used" do
assert_equal true, @result[:verbose]
end
it "returns false if not used" do
assert_equal false, @result[:quiet]
end
it "can be inversed via --no- prefix" do
assert_equal false, @result[:inversed]
end
it "will invert the value passed to &block via --no- prefix" do
assert_equal [true, false], @bloc_val
end
end
describe Slop::IntegerOption do
before do
@options = Slop::Options.new
@age = @options.integer "--age"
@minus = @options.integer "--minus"
@plus = @options.integer "--plus"
@result = @options.parse %w(--age 20 --minus -10 --plus +30)
end
it "returns the value as an integer" do
assert_equal 20, @result[:age]
assert_equal (-10), @result[:minus]
assert_equal 30, @result[:plus]
end
it "returns nil for non-numbers by default" do
@result.parser.parse %w(--age hello)
assert_nil @result[:age]
end
end
describe Slop::FloatOption do
before do
@options = Slop::Options.new
@apr = @options.float "--apr"
@apr_value = 2.9
@minus = @options.float "--minus"
@plus = @options.float "--plus"
@scientific_notation = @options.float "--scientific-notation"
@scientific_notation_value = 4e21
@result = @options.parse %W(--apr #{@apr_value} --minus -6.1 --plus +9.4 --scientific-notation #{@scientific_notation_value})
end
it "returns the value as a float" do
assert_equal @apr_value, @result[:apr]
assert_equal (-6.1), @result[:minus]
assert_equal 9.4, @result[:plus]
end
it "parses scientific notations" do
assert_equal @scientific_notation_value, @result[:scientific_notation]
@scientific_notation_value = 4E21
@result = @options.parse %W(--scientific-notation #{@scientific_notation_value})
assert_equal @scientific_notation_value, @result[:scientific_notation]
@scientific_notation_value = 4.0e21
@result = @options.parse %W(--scientific-notation #{@scientific_notation_value})
assert_equal @scientific_notation_value, @result[:scientific_notation]
@scientific_notation_value = -4e21
@result = @options.parse %W(--scientific-notation #{@scientific_notation_value})
assert_equal @scientific_notation_value, @result[:scientific_notation]
@scientific_notation_value = 4e-21
@result = @options.parse %W(--scientific-notation #{@scientific_notation_value})
assert_equal @scientific_notation_value, @result[:scientific_notation]
end
it "returns nil for non-numbers by default" do
@result.parser.parse %w(--apr hello)
assert_nil @result[:apr]
end
end
describe Slop::ArrayOption do
before do
@options = Slop::Options.new
@files = @options.array "--files"
@multi = @options.array "-M", delimiter: nil
@delim = @options.array "-d", delimiter: ":"
@limit = @options.array "-l", limit: 2
@result = @options.parse %w(--files foo.txt,bar.rb)
end
it "defaults to []" do
assert_equal [], @result[:d]
end
it "parses comma separated args" do
assert_equal %w(foo.txt bar.rb), @result[:files]
end
it "collects multiple option values" do
@result.parser.parse %w(--files foo.txt --files bar.rb)
assert_equal %w(foo.txt bar.rb), @result[:files]
end
it "collects multiple option values with no delimiter" do
@result.parser.parse %w(-M foo,bar -M bar,qux)
assert_equal %w(foo,bar bar,qux), @result[:M]
end
it "can use a custom delimiter" do
@result.parser.parse %w(-d foo.txt:bar.rb)
assert_equal %w(foo.txt bar.rb), @result[:d]
end
it "can use a custom limit" do
@result.parser.parse %w(-l foo,bar,baz)
assert_equal ["foo", "bar,baz"], @result[:l]
end
end
describe Slop::NullOption do
before do
@options = Slop::Options.new
@version = @options.null('--version')
@result = @options.parse %w(--version)
end
it 'has a return value of true' do
assert_equal true, @result[:version]
end
it 'is not included in to_hash' do
assert_equal({}, @result.to_hash)
end
end
describe Slop::RegexpOption do
before do
@options = Slop::Options.new
@exclude = @options.regexp "--exclude"
@exclude_value = "redirect|news"
@result = @options.parse %W(--exclude #{@exclude_value})
end
it "returns the value as a Regexp" do
assert_equal Regexp.new(@exclude_value), @result[:exclude]
end
end
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