fix sheetcount, make row props enumerable

lib/GoogleSpreadsheet.js

@@ -219,7 +219,7 @@ class GoogleSpreadsheet {
   // WORKSHEETS ////////////////////////////////////////////////////////////////////////////////////
   get sheetCount() {
     this._ensureInfoLoaded();
-    return this._rawSheets.length;
+    return _.values(this._rawSheets).length;
   }
 
   get sheetsById() {

lib/GoogleSpreadsheetRow.js

@@ -12,6 +12,7 @@ class GoogleSpreadsheetRow {
       Object.defineProperty(this, propName, {
         get: () => this._rawData[i],
         set: (newVal) => { this._rawData[i] = newVal; },
+        enumerable: true,
       });
     }
 

package.json

@@ -2,7 +2,7 @@
   "author": "Theo Ephraim <[email protected]> (https://theoephraim.com)",
   "name": "google-spreadsheet",
   "description": "Google Sheets API (v4) -- simple interface to read/write data and manage sheets",
-  "version": "3.0.3",
+  "version": "3.0.4",
   "license": "Unlicense",
   "keywords": [
     "google spreadsheets",

test/manage.test.js

@@ -63,6 +63,7 @@ describe('Managing doc info and sheets', () => {
     });
 
     it('can add a sheet', async () => {
+      const numSheets = doc.sheetCount;
       sheet = await doc.addWorksheet({
         title: newSheetTitle,
         gridProperties: {
@@ -71,6 +72,7 @@ describe('Managing doc info and sheets', () => {
         },
         headers: ['col1', 'col2', 'col3', 'col4', 'col5'],
       });
+      expect(doc.sheetCount).toBe(numSheets + 1);
 
       expect(sheet.title).toBe(newSheetTitle);
     });

test/rows.test.js

@@ -174,15 +174,15 @@ describe('Row-based operations', () => {
     it('allows empty headers', async () => {
       await sheet.setHeaderRow(['', 'col1', '', 'col2']);
       rows = await sheet.getRows();
-      expect(rows[0]['']).toBeUndefined();
-      expect(rows[0].col1).not.toBeUndefined();
+      expect(rows[0]).not.toHaveProperty('');
+      expect(rows[0]).toHaveProperty('col1');
     });
 
     it('trims each header', async () => {
       await sheet.setHeaderRow([' col1 ', ' something with spaces ']);
       rows = await sheet.getRows();
-      expect(rows[0].col1).not.toBeUndefined();
-      expect(rows[0]['something with spaces']).not.toBeUndefined();
+      expect(rows[0]).toHaveProperty('col1');
+      expect(rows[0]).toHaveProperty(['something with spaces']);
     });
 
     it('throws an error if setting duplicate headers', async () => {