diff --git a/.gitignore b/.gitignore
index b512c09..865fd19 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-node_modules
\ No newline at end of file
+node_modules
+misc/coverage.html
diff --git a/bits/39_parsestructs.js b/bits/39_parsestructs.js
index 5cffb34..0135fe1 100644
--- a/bits/39_parsestructs.js
+++ b/bits/39_parsestructs.js
@@ -2,7 +2,7 @@
 /* [MS-XLSB] 2.5.143 */
 var parse_StrRun = function(data, length) {
 	return { ich: data.read_shift(2), ifnt: data.read_shift(2) };
-}
+};
 
 /* [MS-XLSB] 2.1.7.121 */
 var parse_RichStr = function(data, length) {
diff --git a/test.js b/test.js
index 10540b8..ad8e5d5 100644
--- a/test.js
+++ b/test.js
@@ -5,7 +5,6 @@ describe('source',function(){ it('should load', function(){ XLSX = require('./')
 
 var ex = [".xlsb", ".xlsm", ".xlsx"];
 if(process.env.FMTS) ex=process.env.FMTS.split(":").map(function(x){return x[0]==="."?x:"."+x;});
-console.log(ex, process.env.FMTS);
 var exp = ex.map(function(x){ return x + ".pending"; });
 function test_file(x){return ex.indexOf(x.substr(-5))>=0||exp.indexOf(x.substr(-13))>=0;}
 
@@ -113,7 +112,6 @@ describe('options', function() {
 		var found = false;
 		wb.SheetNames.forEach(function(s) {
 			var ws = wb.Sheets[s];
-			console.log(ws);
 			Object.keys(ws).forEach(function(addr) {
 				if(addr[0] === "!" || !ws.hasOwnProperty(addr)) return;
 				if(typeof ws[addr].f !== 'undefined') return found = true; 
@@ -131,4 +129,32 @@ describe('options', function() {
 			});
 		});
 	});
+	it('should not generate sheet stubs by default', function() {
+		var wb = XLSX.readFile('./test_files/merge_cells.xlsx');
+		assert.throws(function() { wb.Sheets.Merge.A2.v; });
+	});
+	it('should generate sheet stubs when requested', function() {
+		var wb = XLSX.readFile('./test_files/merge_cells.xlsx', {sheetStubs:true});
+		assert(typeof wb.Sheets.Merge.A2.t !== 'undefined');
+	});
+	it('should not generate number formats by default', function() {
+		var wb = XLSX.readFile('./test_files/number_format.xlsm');
+		wb.SheetNames.forEach(function(s) {
+			var ws = wb.Sheets[s];
+			Object.keys(ws).forEach(function(addr) {
+				if(addr[0] === "!" || !ws.hasOwnProperty(addr)) return;
+				assert(typeof ws[addr].z === 'undefined');
+			});
+		});
+	});
+	it('should generate number formats when requested', function() {
+		var wb = XLSX.readFile('./test_files/number_format.xlsm', {cellNF: true});
+		wb.SheetNames.forEach(function(s) {
+			var ws = wb.Sheets[s];
+			Object.keys(ws).forEach(function(addr) {
+				if(addr[0] === "!" || !ws.hasOwnProperty(addr)) return;
+				assert(typeof ws[addr].t !== 'n' || typeof ws[addr].z !== 'undefined');
+			});
+		});
+	});
 });
diff --git a/xlsx.js b/xlsx.js
index 6d2a6f6..f2bf3d8 100644
--- a/xlsx.js
+++ b/xlsx.js
@@ -639,7 +639,7 @@ var recordhopper = function(data, cb, opts) {
 /* [MS-XLSB] 2.5.143 */
 var parse_StrRun = function(data, length) {
 	return { ich: data.read_shift(2), ifnt: data.read_shift(2) };
-}
+};
 
 /* [MS-XLSB] 2.1.7.121 */
 var parse_RichStr = function(data, length) {