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/*
* Copyright 2016 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.
*/
/**
* @fileoverview Fake Firebase Auth API client for testing.
*/
goog.provide('firebaseui.auth.testing.FakeAppClient');
goog.provide('firebaseui.auth.testing.FakeAuthClient');
goog.setTestOnly('firebaseui.auth.testing.FakeAuthClient');
goog.require('goog.Disposable');
goog.require('goog.Promise');
goog.require('goog.array');
/**
* Fake App client class.
* @param {!Object} options The app configuration.
* @param {?string=} opt_name The optional app name.
* @constructor
* @extends {goog.Disposable}
*/
firebaseui.auth.testing.FakeAppClient = function(options, opt_name) {
this['options'] = options || {};
this['name'] = opt_name || '[DEFAULT]';
// Initialize a fake auth client instance.
this.auth_ = new firebaseui.auth.testing.FakeAuthClient(this);
};
/**
* @return {!firebaseui.auth.testing.FakeAuthClient} The associated fake Auth
* client instance.
*/
firebaseui.auth.testing.FakeAppClient.prototype.auth = function() {
return this.auth_;
};
/**
* Fake Auth API client class.
* @param {!firebaseui.auth.testing.FakeAppClient} app The app instance
* associated with the fake Auth client.
* @constructor
* @extends {goog.Disposable}
*/
firebaseui.auth.testing.FakeAuthClient = function(app) {
this.user_ = {};
this['app'] = app;
this['currentUser'] = null;
firebaseui.auth.testing.FakeAuthClient.base(this, 'constructor');
this.actualCalls_ = {};
this.authObservers_ = [];
};
goog.inherits(firebaseui.auth.testing.FakeAuthClient, goog.Disposable);
/**
* Updates the user with selected properties.
* @param {!Object} props The updated user properties, if null, user is
* nullified.
*/
firebaseui.auth.testing.FakeAuthClient.prototype.setUser = function(props) {
if (props) {
// User is logged in.
for (var key in firebaseui.auth.testing.FakeAuthClient.UserProperty) {
var prop = firebaseui.auth.testing.FakeAuthClient.UserProperty[key];
this.user_[prop] = props[prop];
}
this['currentUser'] = this.user_;
} else {
// User is logged out.
this['currentUser'] = null;
}
};
/**
* Triggers all registered auth state change listeners.
*/
firebaseui.auth.testing.FakeAuthClient.prototype.runAuthChangeHandler =
function() {
for (var i = 0; i < this.authObservers_.length; i++) {
this.authObservers_[i](this['currentUser']);
}
};
/**
* Adds an observer for auth state changes.
* @param {!Object|function(?Object)}
* nextOrObserver An observer object or a function triggered on change.
* @param {function(!Object)=} opt_error Optional A function
* triggered on auth error.
* @param {function()=} opt_completed Optional A function triggered when the
* observer is removed.
* @return {!function()} The unsubscribe function for the observer.
*/
firebaseui.auth.testing.FakeAuthClient.prototype.onAuthStateChanged = function(
nextOrObserver, opt_error, opt_completed) {
// Simplified version of the observer for testing purpose only.
var observer = (goog.isFunction(nextOrObserver) && nextOrObserver) ||
nextOrObserver['next'];
if (!observer) {
throw 'onAuthStateChanged must be called with an Observer or up to three ' +
'functions: next, error and completed.';
}
this.authObservers_.push(observer);
var self = this;
// This will allow the subscriber to remove the observer.
var unsubscribe = function() {
// Removes the observer.
goog.array.removeAllIf(self.authObservers_, function(obs) {
return obs == observer;
});
};
return unsubscribe;
};
/**
* Installs the fake Auth client.
* @return {firebaseui.auth.testing.FakeAuthClient} The fake Auth client.
*/
firebaseui.auth.testing.FakeAuthClient.prototype.install = function() {
this.init_();
return this;
};
/**
* Removes the fake API client hooks.
* @return {!goog.Promise}
*/
firebaseui.auth.testing.FakeAuthClient.prototype.uninstall = function() {
var self = this;
return this.process().then(function() {
var unused = [];
for (var methodName in self.actualCalls_) {
if (self.actualCalls_[methodName].length) {
unused.push(methodName);
}
}
if (unused.length) {
throw new Error('unexpected API request(s): ' + unused.join(', '));
}
for (var methodName in self.actualCalls_) {
var assertMethodName =
'assert' + firebaseui.auth.testing.FakeAuthClient.capitalize_(
methodName);
if (self[methodName]) {
delete self[methodName];
delete self[assertMethodName];
} else if (self.user_[methodName]) {
delete self.user_[methodName];
delete self.user_[assertMethodName];
}
}
self.actualCalls_ = {};
self.expectedCalls_ = [];
});
};
/** @override */
firebaseui.auth.testing.FakeAuthClient.prototype.disposeInternal = function() {
this.uninstall();
firebaseui.auth.testing.FakeAuthClient.base(this, 'disposeInternal');
};
/**
* Firebase Auth async promise based method names.
* @enum {string}
*/
firebaseui.auth.testing.FakeAuthClient.AuthAsyncMethod = {
APPLY_ACTION_CODE: 'applyActionCode',
CHECK_ACTION_CODE: 'checkActionCode',
CONFIRM_PASSWORD_RESET: 'confirmPasswordReset',
CREATE_USER_WITH_EMAIL_AND_PASSWORD: 'createUserWithEmailAndPassword',
FETCH_PROVIDERS_FOR_EMAIL: 'fetchProvidersForEmail',
GET_REDIRECT_RESULT: 'getRedirectResult',
SEND_PASSWORD_RESET_EMAIL: 'sendPasswordResetEmail',
SIGN_IN_WITH_CREDENTIAL: 'signInWithCredential',
SIGN_IN_WITH_CUSTOM_TOKEN: 'signInWithCustomToken',
SIGN_IN_WITH_EMAIL_AND_PASSWORD: 'signInWithEmailAndPassword',
SIGN_IN_WITH_POPUP: 'signInWithPopup',
SIGN_IN_WITH_REDIRECT: 'signInWithRedirect',
SIGN_OUT: 'signOut',
VERIFY_PASSWORD_RESET_CODE: 'verifyPasswordResetCode'
};
/**
* Firebase user async promise based method names.
* @enum {string}
*/
firebaseui.auth.testing.FakeAuthClient.UserAsyncMethod = {
GET_TOKEN: 'getToken',
LINK: 'link',
LINK_WITH_POPUP: 'linkWithPopup',
LINK_WITH_REDIRECT: 'linkWithRedirect',
REAUTHENTICATE: 'reauthenticate',
RELOAD: 'reload',
SEND_EMAIL_VERIFICATION: 'sendEmailVerification',
UNLINK: 'unlink',
UPDATE_EMAIL: 'updateEmail',
UPDATE_PASSWORD: 'updatePassword',
UPDATE_PROFILE: 'updateProfile'
};
/**
* Firebase user property names.
* @enum {string}
*/
firebaseui.auth.testing.FakeAuthClient.UserProperty = {
DISPLAY_NAME: 'displayName',
EMAIL: 'email',
EMAIL_VERIFIED: 'emailVerified',
PHOTO_URL: 'photoURL',
PROVIDER_DATA: 'providerData',
PROVIDER_ID: 'providerId',
REFRESH_TOKEN: 'refreshToken',
UID: 'uid'
};
/**
* Initializes the API listeners and creates all the simulation methods and
* their recorders. In addition, creates all the methods to assert and simulate
* their responses.
* @private
*/
firebaseui.auth.testing.FakeAuthClient.prototype.init_ = function() {
var self = this;
this.expectedCalls_ = [];
var assertCb = function(methodName, self, data, opt_resp, opt_error) {
self.expectedCalls_.push({
'methodName': methodName,
'data': data,
'resp': opt_resp,
'error': opt_error
});
};
var cb = function(var_args) {
var methodName = arguments[0];
var self = arguments[1];
var data = [];
for (var i = 2; i < arguments.length; i++) {
data.push(arguments[i]);
}
var p = new goog.Promise(function(resolve, reject) {
self.actualCalls_[methodName].push({
'data': data,
'resolve': resolve,
'reject': reject
});
}).thenCatch(function(e) {
// If cancelled, remove from actual calls.
if (e && e.name == 'cancel') {
// Do not count this anymore.
self.actualCalls_[methodName].shift();
}
throw e;
});
var index = self.actualCalls_[methodName].length - 1;
self.actualCalls_[methodName][index]['promise'] = p;
return p;
};
for (var key in firebaseui.auth.testing.FakeAuthClient.AuthAsyncMethod) {
var methodName =
firebaseui.auth.testing.FakeAuthClient.AuthAsyncMethod[key];
this.actualCalls_[methodName] = [];
this[methodName] = goog.partial(cb, methodName, self);
var assertMethodName =
'assert' + firebaseui.auth.testing.FakeAuthClient.capitalize_(
methodName);
this[assertMethodName] = goog.partial(assertCb, methodName, self);
}
for (var key in firebaseui.auth.testing.FakeAuthClient.UserAsyncMethod) {
var methodName =
firebaseui.auth.testing.FakeAuthClient.UserAsyncMethod[key];
this.actualCalls_[methodName] = [];
this.user_[methodName] = goog.partial(cb, methodName, self);
var assertMethodName =
'assert' + firebaseui.auth.testing.FakeAuthClient.capitalize_(
methodName);
this.user_[assertMethodName] =
goog.partial(assertCb, methodName, self);
}
};
/**
* Processes all pending asserts.
* @return {!goog.Promise}
*/
firebaseui.auth.testing.FakeAuthClient.prototype.process = function() {
var self = this;
return goog.Promise.resolve().then(function() {
if (self.expectedCalls_.length) {
var assertReq = self.expectedCalls_.shift();
var methodName = assertReq['methodName'];
var data = assertReq['data'];
var resp = assertReq['resp'];
var error = assertReq['error'];
var req = self.actualCalls_[methodName].shift();
if (!req) {
// Fail quickly when expected API request is not called.
throw new Error('missing API request: ' + methodName);
}
firebaseui.auth.testing.FakeAuthClient.compareArrays_(data, req['data']);
var continueProcess = function() {
if (self.expectedCalls_.length) {
return self.process();
}
};
if (error) {
if (goog.isFunction(error)) {
req['reject'](error());
} else {
req['reject'](error);
}
} else {
if (goog.isFunction(resp)) {
req['resolve'](resp());
} else {
req['resolve'](resp);
}
}
return req['promise'].then(continueProcess, continueProcess);
}
});
};
/**
* @param {string} str String value whose first character is to be capitalized.
* @return {string} String value with first letter in uppercase.
* @private
*/
firebaseui.auth.testing.FakeAuthClient.capitalize_ = function(str) {
return String(str.charAt(0)).toUpperCase() + String(str.substr(1));
};
/**
* Asserts an array equals an expected one.
* @param {!Array} expectedArr The expected array to compare to.
* @param {!Array} arr The array to check.
* @private
*/
firebaseui.auth.testing.FakeAuthClient.compareArrays_ =
function(expectedArr, arr) {
assertArrayEquals(expectedArr, arr);
};