From fe90bb6944f2ff1969ca975954d303b449dfa95b Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Mon, 5 Oct 2020 20:33:19 +0800
Subject: [PATCH] fix: Fix objectSupport plugin bug in UTC (#1107)

fix #1105
---
 src/plugin/objectSupport/index.js | 10 +++++-----
 test/plugin/objectSupport.test.js | 11 ++++++++---
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/src/plugin/objectSupport/index.js b/src/plugin/objectSupport/index.js
index 6d161b8de..33b5a62da 100644
--- a/src/plugin/objectSupport/index.js
+++ b/src/plugin/objectSupport/index.js
@@ -1,4 +1,4 @@
-export default (o, c) => {
+export default (o, c, dayjs) => {
   const proto = c.prototype
   const isObject = obj => !(obj instanceof Date) && !(obj instanceof Array) && obj instanceof Object
   const prettyUnit = (u) => {
@@ -9,13 +9,13 @@ export default (o, c) => {
     const { date, utc } = cfg
     const $d = {}
     if (isObject(date)) {
-      const now = new Date()
+      const now = utc ? dayjs.utc() : dayjs()
       Object.keys(date).forEach((k) => {
         $d[prettyUnit(k)] = date[k]
       })
-      const d = $d.day || ((!$d.year && !($d.month >= 0)) ? now.getDate() : 1)
-      const y = $d.year || now.getFullYear()
-      const M = $d.month >= 0 ? $d.month : ((!$d.year && !$d.day) ? now.getMonth() : 0)// eslint-disable-line no-nested-ternary,max-len
+      const d = $d.day || ((!$d.year && !($d.month >= 0)) ? now.date() : 1)
+      const y = $d.year || now.year()
+      const M = $d.month >= 0 ? $d.month : ((!$d.year && !$d.day) ? now.month() : 0)// eslint-disable-line no-nested-ternary,max-len
       const h = $d.hour || 0
       const m = $d.minute || 0
       const s = $d.second || 0
diff --git a/test/plugin/objectSupport.test.js b/test/plugin/objectSupport.test.js
index 476b97f4c..392bdbf7c 100755
--- a/test/plugin/objectSupport.test.js
+++ b/test/plugin/objectSupport.test.js
@@ -21,6 +21,9 @@ const now = new Date()
 const currentYear = now.getFullYear()
 const currentMonth = utils.s(now.getMonth() + 1, 2, '0')
 const currentDate = utils.s(now.getDate(), 2, '0')
+const currentUTCYear = now.getUTCFullYear()
+const currentUTCMonth = utils.s(now.getUTCMonth() + 1, 2, '0')
+const currentUTCDate = utils.s(now.getUTCDate(), 2, '0')
 const fmt = 'YYYY-MM-DD HH:mm:ss.SSS'
 const tests = [
   [{ year: 2010 }, '2010-01-01 00:00:00.000'],
@@ -31,7 +34,8 @@ const tests = [
     {
       hour: 15, minute: 25, second: 50, millisecond: 125
     },
-    `${currentYear}-${currentMonth}-${currentDate} 15:25:50.125`],
+    `${currentYear}-${currentMonth}-${currentDate} 15:25:50.125`,
+    `${currentUTCYear}-${currentUTCMonth}-${currentUTCDate} 15:25:50.125`],
   [
     {
       year: 2010, month: 1, day: 12, hours: 1
@@ -119,8 +123,9 @@ it('Constructor from Object', () => {
 
 it('Constructor from Object UTC', () => {
   for (let i = 0; i < tests.length; i += 1) {
-    expect(dayjs.utc(tests[i][0]).format(fmt)).toBe(tests[i][1])
-    expect(moment.utc(tests[i][0]).format(fmt)).toBe(tests[i][1])
+    const result = tests[i][2] || tests[i][1]
+    expect(dayjs.utc(tests[i][0]).format(fmt)).toBe(result)
+    expect(moment.utc(tests[i][0]).format(fmt)).toBe(result)
   }
 })
 it('Set from Object', () => {