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Contents
require 'helper'
require 'thor/parser'
describe Thor::Argument do
def argument(name, options={})
@argument ||= Thor::Argument.new(name, options)
end
describe "errors" do
it "raises an error if name is not supplied" do
expect {
argument(nil)
}.to raise_error(ArgumentError, "Argument name can't be nil.")
end
it "raises an error if type is unknown" do
expect {
argument(:command, :type => :unknown)
}.to raise_error(ArgumentError, "Type :unknown is not valid for arguments.")
end
it "raises an error if argument is required and has default values" do
expect {
argument(:command, :type => :string, :default => "bar", :required => true)
}.to raise_error(ArgumentError, "An argument cannot be required and have default value.")
end
it "raises an error if enum isn't an array" do
expect {
argument(:command, :type => :string, :enum => "bar")
}.to raise_error(ArgumentError, "An argument cannot have an enum other than an array.")
end
end
describe "#usage" do
it "returns usage for string types" do
expect(argument(:foo, :type => :string).usage).to eq("FOO")
end
it "returns usage for numeric types" do
expect(argument(:foo, :type => :numeric).usage).to eq("N")
end
it "returns usage for array types" do
expect(argument(:foo, :type => :array).usage).to eq("one two three")
end
it "returns usage for hash types" do
expect(argument(:foo, :type => :hash).usage).to eq("key:value")
end
end
end
Version data entries
8 entries across 8 versions & 3 rubygems