michael@0: // Copyright 2012 Mozilla Corporation. All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * @description Tests that Date.prototype.toLocaleString & Co. throws the same exceptions as Intl.DateTimeFormat.
michael@0:  * @author Norbert Lindenberg
michael@0:  */
michael@0: 
michael@0: var functions = {
michael@0:     toLocaleString: Date.prototype.toLocaleString,
michael@0:     toLocaleDateString: Date.prototype.toLocaleDateString,
michael@0:     toLocaleTimeString: Date.prototype.toLocaleTimeString
michael@0: };
michael@0: var locales = [null, [NaN], ["i"], ["de_DE"]];
michael@0: var options = [
michael@0:     {localeMatcher: null},
michael@0:     {timeZone: "invalid"},
michael@0:     {hour: "long"},
michael@0:     {formatMatcher: "invalid"}
michael@0: ];
michael@0: 
michael@0: Object.getOwnPropertyNames(functions).forEach(function (p) {
michael@0:     var f = functions[p];
michael@0:     locales.forEach(function (locales) {
michael@0:         var referenceError, error;
michael@0:         try {
michael@0:             var format = new Intl.DateTimeFormat(locales);
michael@0:         } catch (e) {
michael@0:             referenceError = e;
michael@0:         }
michael@0:         if (referenceError === undefined) {
michael@0:             $ERROR("Internal error: Expected exception was not thrown by Intl.DateTimeFormat for locales " + locales + ".");
michael@0:         }
michael@0:         
michael@0:         try {
michael@0:             var result = f.call(new Date(), locales);
michael@0:         } catch (e) {
michael@0:             error = e;
michael@0:         }
michael@0:         if (error === undefined) {
michael@0:             $ERROR("Date.prototype." + p + " didn't throw exception for locales " + locales + ".");
michael@0:         } else if (error.name !== referenceError.name) {
michael@0:             $ERROR("Date.prototype." + p + " threw exception " + error.name +
michael@0:                 " for locales " + locales + "; expected " + referenceError.name + ".");
michael@0:         }
michael@0:     });
michael@0:     
michael@0:     options.forEach(function (options) {
michael@0:         var referenceError, error;
michael@0:         try {
michael@0:             var format = new Intl.DateTimeFormat([], options);
michael@0:         } catch (e) {
michael@0:             referenceError = e;
michael@0:         }
michael@0:         if (referenceError === undefined) {
michael@0:             $ERROR("Internal error: Expected exception was not thrown by Intl.DateTimeFormat for options " +
michael@0:                 JSON.stringify(options) + ".");
michael@0:         }
michael@0:         
michael@0:         try {
michael@0:             var result = f.call(new Date(), [], options);
michael@0:         } catch (e) {
michael@0:             error = e;
michael@0:         }
michael@0:         if (error === undefined) {
michael@0:             $ERROR("Date.prototype." + p + " didn't throw exception for options " +
michael@0:                 JSON.stringify(options) + ".");
michael@0:         } else if (error.name !== referenceError.name) {
michael@0:             $ERROR("Date.prototype." + p + " threw exception " + error.name +
michael@0:                 " for options " + JSON.stringify(options) + "; expected " + referenceError.name + ".");
michael@0:         }
michael@0:     });
michael@0: });
michael@0: