/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

// ------------------------------------------------------------------------------
// Requirements
// ------------------------------------------------------------------------------

var rule = require("../lib/rules/use-default-preference-values");
var RuleTester = require("eslint/lib/testers/rule-tester");

const ruleTester = new RuleTester({ parserOptions: { ecmaVersion: 6 } });

// ------------------------------------------------------------------------------
// Tests
// ------------------------------------------------------------------------------

function invalidCode(code) {
  let message = "provide a default value instead of using a try/catch block";
  return {code, errors: [{message, type: "TryStatement"}]};
}

let types = ["Bool", "Char", "Float", "Int"];
let methods = types.map(type => "get" + type + "Pref");

ruleTester.run("use-default-preference-values", rule, {
  valid: [].concat(
    methods.map(m => "blah = branch." + m + "('blah', true);"),
    methods.map(m => "blah = branch." + m + "('blah');"),
    methods.map(m => "try { canThrow();" +
                          " blah = branch." + m + "('blah'); } catch(e) {}")
  ),

  invalid: [].concat(
    methods.map(m =>
      invalidCode("try { blah = branch." + m + "('blah'); } catch(e) {}"))
  )
});
