fix spell multiple run issue

src/adapter.ts

@@ -5,7 +5,6 @@ import { Log } from 'vscode-test-adapter-util';
 import { loadSnort3Tests, snort3Test, runTest } from './snort3Test';
 import {myStatusBarItem, buildtool} from './main';
 import * as path from 'path';
-import * as PromisePool from 'es6-promise-pool';
 
 class jobQueue {
 	private jobdata = new Array<TestInfo|TestSuiteInfo>();
@@ -212,7 +211,8 @@ export class Snort3TestAdapter implements TestAdapter {
 			}
 			else return;
 		}
-		var test_pool = new PromisePool.default(testJobProducer, buildtool.get_concurrency());
+		const PromisePool = require('es6-promise-pool');
+		var test_pool = new PromisePool(testJobProducer, buildtool.get_concurrency());
 		myStatusBarItem.text=`$(beaker~spin)`;
 		test_pool.start().then(()=>{
 			myStatusBarItem.text=`$(beaker)`;

src/snort3Test.ts

@@ -40,6 +40,9 @@ class snort3SpellCheck implements snort3Test {
 		return new Promise((resolve)=>{
 			testStatesEmitter.fire(<TestEvent>{ type: 'test', test: this.id, state: 'running' });
 
+			if(fs.existsSync(this.testpath+'/'+this.out_file))
+				fs.unlinkSync(this.testpath+'/'+this.out_file);
+
 			let find_args:string = ' -name';
 			if(this.type === 'source') find_args += ' *.cc -o -name *.[ch]';
 			else find_args += ' *.txt ! -name *CMakeLists.txt ! -name *config_changes.txt';
@@ -64,7 +67,11 @@ class snort3SpellCheck implements snort3Test {
 				if(!diff.pid || diff.signal) testStatesEmitter.fire(<TestEvent>{ type: 'test', test: this.id, state: 'errored' });
 				else if (diff.status)
 					testStatesEmitter.fire(<TestEvent>{ type: 'test', test: this.id, state: 'failed', tooltip:diff.stdout.toString() });
-				else testStatesEmitter.fire(<TestEvent>{ type: 'test', test: this.id, state: 'passed' })
+				else
+				{
+					testStatesEmitter.fire(<TestEvent>{ type: 'test', test: this.id, state: 'passed' });
+					fs.unlink(this.testpath+'/'+this.out_file,()=>{});
+				}
 				resolve();
 			});