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require 'test_helper'
describe Slop::Parser do
before do
@options = Slop::Options.new
@verbose = @options.bool "-v", "--verbose"
@name = @options.string "-n", "--name"
@unused = @options.string "--unused"
@parser = Slop::Parser.new(@options)
@result = @parser.parse %w(foo -v --name lee argument)
end
it "ignores everything after --" do
@parser.parse %w(-v -- -v --name lee)
assert_equal [@verbose], @parser.used_options
assert_equal ["-v", "--name", "lee"], @parser.arguments
end
it "parses flag=argument" do
@options.integer "-p", "--port"
@result.parser.parse %w(--name=bob -p=123)
assert_equal "bob", @result[:name]
assert_equal 123, @result[:port]
@options.string "--foo"
@result.parser.parse %w(--foo = =)
assert_equal "=", @result[:foo]
assert_equal %w(=), @result.args
end
it "parses arg with leading -" do
@options.string "-t", "--text"
@result.parser.parse %w(--name=bob --text --sometext)
assert_equal "bob", @result[:name]
assert_equal "--sometext", @result[:text]
end
it "parses regexp arg with leading -" do
@options.regexp "--pattern"
@result.parser.parse %w(--pattern -x)
assert_equal(/-x/, @result[:pattern])
end
it "parses negative integer" do
@options.integer "-p", "--port"
@result.parser.parse %w(--name=bob --port -123)
assert_equal "bob", @result[:name]
assert_equal(-123, @result[:port])
end
it "parses negative float" do
@options.float "-m", "--multiple"
@result.parser.parse %w(--name=bob -m -123.987)
assert_equal "bob", @result[:name]
assert_equal(-123.987, @result[:multiple])
end
describe "parsing grouped short flags" do
before do
@options.bool "-q", "--quiet"
end
it "parses boolean flags" do
@result.parser.parse %w(-qv)
assert_equal true, @result.quiet?
assert_equal true, @result.verbose?
end
it "sends the argument to the last flag" do
@result.parser.parse %w(-qvn foo)
assert_equal "foo", @result[:name]
end
it "doesn't screw up single hyphen long options" do
@options.string "-host"
@result.parser.parse %w(-host localhost)
assert_equal "localhost", @result[:host]
end
end
describe "short flags with arguments" do
before do
@options.integer "-i"
@options.string "-s"
end
it "parses the argument" do
@result.parser.parse %w(-i5 -sfoo)
assert_equal 5, @result[:i]
assert_equal "foo", @result[:s]
end
end
describe "#used_options" do
it "returns all options that were parsed" do
assert_equal [@verbose, @name], @parser.used_options
end
end
describe "#unused_options" do
it "returns all options that were not parsed" do
assert_equal [@unused], @parser.unused_options
end
end
describe "#arguments" do
it "returns all unparsed arguments" do
assert_equal %w(foo argument), @parser.arguments
end
it "does not return --" do
@parser.parse %w(-v -- --name lee)
assert_equal %w(--name lee), @parser.arguments
end
it "correctly removes the option argument" do
@parser.parse %w(lee --name lee lee)
assert_equal %w(lee lee), @parser.arguments
end
it "correctly removes options that use =" do
@parser.parse %w(lee --name=lee lee)
assert_equal %w(lee lee), @parser.arguments
end
end
end
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