text: "use strict";
  /**
   * @license
   * Copyright 2017 Google Inc. All Rights Reserved.
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   * =============================================================================
   */
  Object.defineProperty(exports, "__esModule", { value: true });
  var environment = require("./environment");
  var environment_1 = require("./environment");
  describe('initializes flags from the url', function () {
      // Silence console.warns for these tests.
      beforeAll(function () { return spyOn(console, 'warn').and.returnValue(null); });
      it('no overrides one registered flag', function () {
          spyOn(environment, 'getQueryParams').and.returnValue({});
          var global = { location: { search: '' } };
          var env = new environment_1.Environment(global);
          env.registerFlag('FLAG1', function () { return false; });
          expect(env.get('FLAG1')).toBe(false);
      });
      it('one unregistered flag', function () {
          spyOn(environment, 'getQueryParams').and.returnValue({
              'tfjsflags': 'FLAG1:true'
          });
          var global = { location: { search: '' } };
          var env = new environment_1.Environment(global);
          expect(env.features).toEqual({});
      });
      it('one registered flag', function () {
          var global = { location: { search: '?tfjsflags=FLAG1:true' } };
          var env = new environment_1.Environment(global);
          env.registerFlag('FLAG1', function () { return false; });
          expect(env.get('FLAG1')).toBe(true);
      });
      it('two registered flags', function () {
          var global = { location: { search: '?tfjsflags=FLAG1:true,FLAG2:200' } };
          var env = new environment_1.Environment(global);
          env.registerFlag('FLAG1', function () { return false; });
          env.registerFlag('FLAG2', function () { return 100; });
          expect(env.get('FLAG1')).toBe(true);
          expect(env.get('FLAG2')).toBe(200);
      });
  });
  describe('flag registration and evaluation', function () {
      it('one flag registered', function () {
          var env = new environment_1.Environment({});
          var evalObject = { eval: function () { return true; } };
          var spy = spyOn(evalObject, 'eval').and.callThrough();
          env.registerFlag('FLAG1', function () { return evalObject.eval(); });
          expect(env.get('FLAG1')).toBe(true);
          expect(spy.calls.count()).toBe(1);
          // Multiple calls to get do not call the evaluation function again.
          expect(env.get('FLAG1')).toBe(true);
          expect(spy.calls.count()).toBe(1);
      });
      it('multiple flags registered', function () {
          var env = new environment_1.Environment({});
          var evalObject = { eval1: function () { return true; }, eval2: function () { return 100; } };
          var spy1 = spyOn(evalObject, 'eval1').and.callThrough();
          var spy2 = spyOn(evalObject, 'eval2').and.callThrough();
          env.registerFlag('FLAG1', function () { return evalObject.eval1(); });
          env.registerFlag('FLAG2', function () { return evalObject.eval2(); });
          expect(env.get('FLAG1')).toBe(true);
          expect(spy1.calls.count()).toBe(1);
          expect(spy2.calls.count()).toBe(0);
          expect(env.get('FLAG2')).toBe(100);
          expect(spy1.calls.count()).toBe(1);
          expect(spy2.calls.count()).toBe(1);
          // Multiple calls to get do not call the evaluation function again.
          expect(env.get('FLAG1')).toBe(true);
          expect(env.get('FLAG2')).toBe(100);
          expect(spy1.calls.count()).toBe(1);
          expect(spy2.calls.count()).toBe(1);
      });
      it('setting overrides value', function () {
          var env = new environment_1.Environment({});
          var evalObject = { eval: function () { return true; } };
          var spy = spyOn(evalObject, 'eval').and.callThrough();
          env.registerFlag('FLAG1', function () { return evalObject.eval(); });
          expect(env.get('FLAG1')).toBe(true);
          expect(spy.calls.count()).toBe(1);
          env.set('FLAG1', false);
          expect(env.get('FLAG1')).toBe(false);
          expect(spy.calls.count()).toBe(1);
      });
      it('set hook is called', function () {
          var env = new environment_1.Environment({});
          var evalObject = { eval: function () { return true; }, setHook: function () { return true; } };
          var evalSpy = spyOn(evalObject, 'eval').and.callThrough();
          var setHookSpy = spyOn(evalObject, 'setHook').and.callThrough();
          env.registerFlag('FLAG1', function () { return evalObject.eval(); }, function () { return evalObject.setHook(); });
          expect(env.get('FLAG1')).toBe(true);
          expect(evalSpy.calls.count()).toBe(1);
          expect(setHookSpy.calls.count()).toBe(0);
          env.set('FLAG1', false);
          expect(env.get('FLAG1')).toBe(false);
          expect(evalSpy.calls.count()).toBe(1);
          expect(setHookSpy.calls.count()).toBe(1);
      });
  });
  describe('environment.getQueryParams', function () {
      it('basic', function () {
          expect(environment.getQueryParams('?a=1&b=hi&f=animal'))
              .toEqual({ 'a': '1', 'b': 'hi', 'f': 'animal' });
      });
  });
  //# sourceMappingURL=environment_test.js.map