require "watirspec_helper"

describe "Label" do

  before :each do
    browser.goto(WatirSpec.url_for("forms_with_input_elements.html"))
  end

  # Exists method
  describe "#exists?" do
    it "returns true if the element exists" do
      expect(browser.label(id: 'first_label')).to exist
      expect(browser.label(id: /first_label/)).to exist
      expect(browser.label(for: "new_user_first_name")).to exist
      expect(browser.label(for: /new_user_first_name/)).to exist
      expect(browser.label(text: 'First name')).to exist
      expect(browser.label(text: /First name/)).to exist
      expect(browser.label(index: 0)).to exist
      expect(browser.label(xpath: "//label[@id='first_label']")).to exist
    end

    it "returns the first label if given no args" do
      expect(browser.label).to exist
    end

    it "returns false if the element does not exist" do
      expect(browser.label(id: 'no_such_id')).to_not exist
      expect(browser.label(id: /no_such_id/)).to_not exist
      expect(browser.label(text: 'no_such_text')).to_not exist
      expect(browser.label(text: /no_such_text/)).to_not exist
      expect(browser.label(index: 1337)).to_not exist
      expect(browser.label(xpath: "//input[@id='no_such_id']")).to_not exist
    end

    it "raises TypeError when 'what' argument is invalid" do
      expect { browser.label(id: 3.14).exists? }.to raise_error(TypeError)
    end

    it "raises MissingWayOfFindingObjectException when 'how' argument is invalid" do
      expect { browser.label(no_such_how: 'some_value').exists? }.to raise_error(Watir::Exception::MissingWayOfFindingObjectException)
    end
  end

  describe "click" do
    it "fires the onclick event" do
      browser.label(id: 'first_label').click
      expect(messages.first).to eq 'label'
    end
  end

  # Attribute methods
  describe "#id" do
    it "returns the id attribute if the label exists" do
      expect(browser.label(index: 0).id).to eq "first_label"
    end

    it "raises UnknownObjectException if the label doesn't exist" do
      expect { browser.label(index: 1337).id }.to raise_unknown_object_exception
    end
  end

  describe "#for" do
    it "returns the 'for' attribute if the label exists" do
      expect(browser.label(index: 0).for).to eq "new_user_first_name"
    end

    it "raises UnknownObjectException if the label doesn't exist" do
      expect { browser.label(index: 1337).for }.to raise_unknown_object_exception
    end
  end

  describe "#respond_to?" do
    it "returns true for all attribute methods" do
      expect(browser.label(index: 0)).to respond_to(:id)
      expect(browser.label(index: 0)).to respond_to(:for)
    end
  end

end