Don't try to parse non-SQL dates in Date.sqlToDate()

chrome/content/zotero/xpcom/date.js

@@ -87,6 +87,10 @@ Zotero.Date = new function(){
 	**/
 	function sqlToDate(sqldate, isUTC){
 		try {
+			if (!this.isSQLDate(sqldate) && !this.isSQLDateTime(sqldate)) {
+				throw new Error("Invalid date");
+			}
+			
 			var datetime = sqldate.split(' ');
 			var dateparts = datetime[0].split('-');
 			if (datetime[1]){
@@ -98,7 +102,7 @@ Zotero.Date = new function(){
 			
 			// Invalid date part
 			if (dateparts.length==1){
-				return false;
+				throw new Error("Invalid date part");
 			}
 			
 			if (isUTC){
@@ -699,7 +703,7 @@ Zotero.Date = new function(){
 	function toUnixTimestamp(date) {
 		if (date === null || typeof date != 'object' ||
 				date.constructor.name != 'Date') {
-			throw ('Not a valid date in Zotero.Date.toUnixTimestamp()');
+			throw new Error(`'${date}' is not a valid date`);
 		}
 		return Math.round(date.getTime() / 1000);
 	}

test/tests/dateTest.js

@@ -1,4 +1,19 @@
 describe("Zotero.Date", function() {
+	describe("#sqlToDate()", function () {
+		it("should convert an SQL local date into a JS Date object", function* () {
+			var date = "2016-02-27 22:00:00";
+			var offset = new Date().getTimezoneOffset() * 60 * 1000;
+			date = Zotero.Date.sqlToDate(date);
+			assert.equal(date.getTime(), 1456610400000 + offset);
+		})
+		
+		it("should convert an SQL UTC date into a JS Date object", function* () {
+			var date = "2016-02-27 22:00:00";
+			date = Zotero.Date.sqlToDate(date, true);
+			assert.equal(date.getTime(), 1456610400000);
+		})
+	})
+	
 	describe("#isISODate()", function () {
 		it("should determine whether a date is an ISO 8601 date", function () {
 			assert.ok(Zotero.Date.isISODate("2015"));