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require "spec_helper"
require "logstash/settings"

# Mirrored in java class org.logstash.settings.SettingNumeric
describe LogStash::Setting::NumericSetting do
  subject { described_class.new("a number", nil, false) }
  describe "#set" do
    context "when giving a string which doesn't represent a string" do
      it "should raise an exception" do
        expect { subject.set("not-a-number") }.to raise_error(java.lang.IllegalArgumentException)
      end
    end
    context "when giving a string which represents a " do
      context "float" do
        it "should coerce that string to the number" do
          subject.set("1.1")
          expect(subject.value).to be_within(0.01).of(1.1)
        end
      end
      context "int" do
        it "should coerce that string to the number" do
          subject.set("1")
          expect(subject.value).to eq(1)
        end
      end
    end
  end
end
