text: 'use strict';
  
  const assert = require('assert');
  let battle;
  
  describe('Desolate Land', function () {
  	afterEach(function () {
  		battle.destroy();
  	});
  
  	it('should activate the Desolate Land weather upon switch-in', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Abra", ability: 'magicguard', moves: ['teleport']}]);
  		assert.ok(battle.isWeather('desolateland'));
  	});
  
  	it('should not increase the base power of Fire-type attacks', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Charizard", ability: 'blaze', moves: ['firepledge']}]);
  		battle.commitDecisions();
  		let move = Tools.getMove('firepledge');
  		let basePower = battle.runEvent('BasePower', battle.p2.active[0], battle.p1.active[0], move, move.basePower, true);
  		assert.strictEqual(basePower, move.basePower);
  	});
  
  	it('should cause Water-type attacks to fail', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Blastoise", ability: 'torrent', moves: ['surf']}]);
  		battle.commitDecisions();
  		assert.strictEqual(battle.p1.active[0].hp, battle.p1.active[0].maxhp);
  	});
  
  	it('should not cause Water-type Status moves to fail', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Blastoise", ability: 'torrent', moves: ['soak']}]);
  		battle.commitDecisions();
  		assert.strictEqual(battle.p1.active[0].typesData.length, 1);
  		assert.strictEqual(battle.p1.active[0].typesData[0].type, 'Water');
  	});
  
  	it('should prevent moves and abilities from setting the weather to Sunny Day, Rain Dance, Sandstorm, or Hail', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [
  			{species: "Abra", ability: 'magicguard', moves: ['teleport']},
  			{species: "Kyogre", ability: 'drizzle', moves: ['raindance']},
  			{species: "Groudon", ability: 'drought', moves: ['sunnyday']},
  			{species: "Tyranitar", ability: 'sandstream', moves: ['sandstorm']},
  			{species: "Abomasnow", ability: 'snowwarning', moves: ['hail']}
  		]);
  		for (let i = 2; i <= 5; i++) {
  			battle.choose('p1', 'switch ' + i);
  			battle.commitDecisions();
  			assert.ok(battle.isWeather('desolateland'));
  			battle.commitDecisions();
  			assert.ok(battle.isWeather('desolateland'));
  		}
  	});
  
  	it('should be treated as Sunny Day for any forme, move or ability that requires it', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand', 'solarbeam']}]);
  		battle.join('p2', 'Guest 2', 1, [
  			{species: "Castform", ability: 'forecast', moves: ['weatherball']},
  			{species: "Cherrim", ability: 'flowergift', moves: ['growth']},
  			{species: "Charizard", ability: 'solarpower', moves: ['roost']},
  			{species: "Venusaur", ability: 'chlorophyll', moves: ['growth']},
  			{species: "Toxicroak", ability: 'dryskin', moves: ['bulkup']}
  		]);
  		battle.test = true;
  		battle.p1.active[0].damage = function () {
  			if (battle.activeMove.id === 'weatherball') {
  				assert.strictEqual(battle.activeMove.type, 'Fire');
  			}
  			return BattleEngine.BattlePokemon.prototype.damage.apply(this, arguments);
  		};
  		battle.commitDecisions();
  		assert.strictEqual(battle.p2.active[0].template.speciesid, 'castformsunny');
  		battle.choose('p2', 'switch 2');
  		battle.commitDecisions();
  		assert.strictEqual(battle.p2.active[0].template.speciesid, 'cherrimsunshine');
  		battle.choose('p2', 'switch 3');
  		battle.commitDecisions();
  		assert.notStrictEqual(battle.p2.active[0].hp, battle.p2.active[0].maxhp);
  		battle.choose('p1', 'move 2');
  		battle.choose('p2', 'switch 4');
  		assert.strictEqual(battle.p2.active[0].getStat('spe'), 2 * battle.p2.active[0].stats['spe']);
  		assert.notStrictEqual(battle.p2.active[0].hp, battle.p2.active[0].maxhp);
  		battle.choose('p2', 'switch 5');
  		battle.commitDecisions();
  		assert.notStrictEqual(battle.p2.active[0].hp, battle.p2.active[0].maxhp);
  	});
  
  	it('should cause the Desolate Land weather to fade if it switches out and no other Desolate Land Pokemon are active', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [
  			{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']},
  			{species: "Ho-Oh", ability: 'pressure', moves: ['roost']}
  		]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Lugia", ability: 'pressure', moves: ['roost']}]);
  		battle.choose('p1', 'switch 2');
  		battle.commitDecisions();
  		assert.ok(battle.isWeather(''));
  	});
  
  	it('should not cause the Desolate Land weather to fade if it switches out and another Desolate Land Pokemon is active', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [
  			{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']},
  			{species: "Ho-Oh", ability: 'pressure', moves: ['roost']}
  		]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Groudon", ability: 'desolateland', moves: ['bulkup']}]);
  		battle.choose('p1', 'switch 2');
  		battle.commitDecisions();
  		assert.ok(battle.isWeather('desolateland'));
  	});
  
  	it('should cause the Desolate Land weather to fade if its ability is suppressed and no other Desolate Land Pokemon are active', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Lugia", ability: 'pressure', moves: ['gastroacid']}]);
  		battle.commitDecisions();
  		assert.ok(battle.isWeather(''));
  	});
  
  	it('should not cause the Desolate Land weather to fade if its ability is suppressed and another Desolate Land Pokemon is active', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Groudon", ability: 'desolateland', moves: ['gastroacid']}]);
  		battle.commitDecisions();
  		assert.ok(battle.isWeather('desolateland'));
  	});
  
  	it('should cause the Desolate Land weather to fade if its ability is changed and no other Desolate Land Pokemon are active', function () {
  		battle = BattleEngine.Battle.construct();
  		battle.join('p1', 'Guest 1', 1, [{species: "Groudon", ability: 'desolateland', moves: ['helpinghand']}]);
  		battle.join('p2', 'Guest 2', 1, [{species: "Lugia", ability: 'pressure', moves: ['entrainment']}]);
  		battle.commitDecisions();
  		assert.ok(battle.isWeather(''));
  	});
  });
  