test: cleanup test-fs-watch.js

Reversed "actual" and "expected" arguments for assert.strictEqual(). Replaced constructor with regular expression for assert.throws(). PR-URL: #12595 Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Bryan English <[email protected]> Reviewed-By: Santiago Gimeno <[email protected]> Reviewed-By: Gibson Fahnestock <[email protected]>

Author: RobotMermaid

test/sequential/test-fs-watch.js

@@ -36,10 +36,10 @@ assert.doesNotThrow(
 function(){
 constwatcher=fs.watch(filepathOne);
 watcher.on('change',function(event,filename){
-assert.strictEqual('change',event);
+assert.strictEqual(event,'change');
 
 if(expectFilePath){
-assert.strictEqual('watch.txt',filename);
+assert.strictEqual(filename,'watch.txt');
 }
 watcher.close();
 ++watchSeenOne;
@@ -59,10 +59,10 @@ fs.writeFileSync(filepathTwoAbs, 'howdy');
 assert.doesNotThrow(
 function(){
 constwatcher=fs.watch(filepathTwo,function(event,filename){
-assert.strictEqual('change',event);
+assert.strictEqual(event,'change');
 
 if(expectFilePath){
-assert.strictEqual('hasOwnProperty',filename);
+assert.strictEqual(filename,'hasOwnProperty');
 }
 watcher.close();
 ++watchSeenTwo;
@@ -82,11 +82,11 @@ assert.doesNotThrow(
 function(){
 constwatcher=fs.watch(testsubdir,function(event,filename){
 constrenameEv=common.isSunOS||common.isAix ? 'change' : 'rename';
-assert.strictEqual(renameEv,event);
+assert.strictEqual(event,renameEv);
 if(expectFilePath){
-assert.strictEqual('newfile.txt',filename);
+assert.strictEqual(filename,'newfile.txt');
 }else{
-assert.strictEqual(null,filename);
+assert.strictEqual(filename,null);
 }
 watcher.close();
 ++watchSeenThree;
@@ -113,13 +113,13 @@ assert.throws(function(){
 oldhandle=w._handle;
 w._handle={close: w._handle.close};
 w.close();
-},TypeError);
+},/^TypeError:Illegalinvocation$/);
 oldhandle.close();// clean up
 
 assert.throws(function(){
 constw=fs.watchFile(__filename,{persistent: false},function(){});
 oldhandle=w._handle;
 w._handle={stop: w._handle.stop};
 w.stop();
-},TypeError);
+},/^TypeError:Illegalinvocation$/);
 oldhandle.stop();// clean up