fix(dateparser): baseDate only care about dates

Closes #4767

Author: Foxandxss

src/dateparser/dateparser.js

@@ -162,11 +162,7 @@ angular.module('ui.bootstrap.dateparser', [])
         fields = {
           year: baseDate.getFullYear(),
           month: baseDate.getMonth(),
-          date: baseDate.getDate(),
-          hours: baseDate.getHours(),
-          minutes: baseDate.getMinutes(),
-          seconds: baseDate.getSeconds(),
-          milliseconds: baseDate.getMilliseconds()
+          date: baseDate.getDate()
         };
       } else {
         if (baseDate) {
@@ -185,9 +181,7 @@ angular.module('ui.bootstrap.dateparser', [])
       if (isValid(fields.year, fields.month, fields.date)) {
         if (angular.isDate(baseDate) && !isNaN(baseDate.getTime())) {
           dt = new Date(baseDate);
-          dt.setFullYear(fields.year, fields.month, fields.date,
-            fields.hours, fields.minutes, fields.seconds,
-            fields.milliseconds || 0);
+          dt.setFullYear(fields.year, fields.month, fields.date);
         } else {
           dt = new Date(fields.year, fields.month, fields.date,
             fields.hours, fields.minutes, fields.seconds,

src/dateparser/test/dateparser.spec.js

@@ -10,6 +10,10 @@ describe('date parser', function() {
     expect(dateParser.parse(input, format)).toEqual(date);
   }
 
+  function expectBaseParse(input, format, baseDate, date) {
+    expect(dateParser.parse(input, format, baseDate)).toEqual(date);
+  }
+
   describe('with custom formats', function() {
     it('should work correctly for `dd`, `MM`, `yyyy`', function() {
       expectParse('17.11.2013', 'dd.MM.yyyy', new Date(2013, 10, 17, 0));
@@ -219,6 +223,27 @@ describe('date parser', function() {
     });
   });
 
+  describe('base date', function() {
+    var baseDate;
+
+    beforeEach(function() {
+      baseDate = new Date(2010, 10, 10);
+    });
+
+    it('should pre-initialize our date with a base date', function() {
+      expect(expectBaseParse('2015', 'yyyy', baseDate, new Date(2015, 10, 10)));
+      expect(expectBaseParse('1', 'M', baseDate, new Date(2010, 0, 10)));
+      expect(expectBaseParse('1', 'd', baseDate, new Date(2010, 10, 1)));
+    });
+
+    it('should ignore the base date when it is an invalid date', inject(function($log) {
+      spyOn($log, 'warn');
+      expect(expectBaseParse('30-12', 'dd-MM', new Date('foo'), new Date(1900, 11, 30)));
+      expect(expectBaseParse('30-2015', 'dd-yyyy', 'I am a cat', new Date(2015, 0, 30)));
+      expect($log.warn).toHaveBeenCalledWith('dateparser:', 'baseDate is not a valid date');
+    }));
+  });
+
   it('should not parse non-string inputs', function() {
     expectParse(123456, 'dd.MM.yyyy', 123456);
     var date = new Date();