test: improve test coverage for eventtarget

PR-URL: #33733 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Colin Ihrig <[email protected]>

Author: juanarbol

test/parallel/test-eventtarget.js

@@ -56,6 +56,21 @@ let asyncTest = Promise.resolve();
 ev.preventDefault();
 strictEqual(ev.defaultPrevented,false);
 }
+{
+[
+'foo',
+1,
+false,
+function(){},
+].forEach((i)=>(
+throws(()=>newEvent('foo',i),{
+code: 'ERR_INVALID_ARG_TYPE',
+name: 'TypeError',
+message: 'The "options" argument must be of type object.'+
+common.invalidArgTypeHelper(i)
+})
+));
+}
 {
 constev=newEvent('foo');
 strictEqual(ev.cancelBubble,false);
@@ -221,31 +236,33 @@ let asyncTest = Promise.resolve();
 false
 ].forEach((i)=>{
 throws(()=>target.dispatchEvent(i),{
-code: 'ERR_INVALID_ARG_TYPE'
+code: 'ERR_INVALID_ARG_TYPE',
+name: 'TypeError',
+message: 'The "event" argument must be an instance of Event.'+
+common.invalidArgTypeHelper(i)
 });
 });
 
+consterr=(arg)=>({
+code: 'ERR_INVALID_ARG_TYPE',
+name: 'TypeError',
+message: 'The "listener" argument must be an instance of EventListener.'+
+common.invalidArgTypeHelper(arg)
+});
+
 [
 'foo',
 1,
 {},// No handleEvent function
-false,
-].forEach((i)=>{
-throws(()=>target.addEventListener('foo',i),{
-code: 'ERR_INVALID_ARG_TYPE'
-});
-});
+false
+].forEach((i)=>throws(()=>target.addEventListener('foo',i),err(i)));
 
 [
 'foo',
 1,
 {},// No handleEvent function
 false
-].forEach((i)=>{
-throws(()=>target.removeEventListener('foo',i),{
-code: 'ERR_INVALID_ARG_TYPE'
-});
-});
+].forEach((i)=>throws(()=>target.addEventListener('foo',i),err(i)));
 }
 
 {