fix(Server): mime type for wasm in contentBase directory (#1575) (#1580)

Author: samsam2310

lib/Server.js

@@ -132,6 +132,10 @@ function Server (compiler, options = {}, _log) {
 // eslint-disable-next-line
 constapp=this.app=newexpress();
 
+// ref: https://github.com/webpack/webpack-dev-server/issues/1575
+// remove this when send@^0.16.3
+express.static.mime.types.wasm='application/wasm';
+
 app.all('*',(req,res,next)=>{
 if(this.checkHost(req.headers)){
 returnnext();

test/ContentBase.test.js

@@ -121,4 +121,18 @@ describe('ContentBase', () => {
 .expect(404,done);
 });
 });
+
+describe('Content type',()=>{
+before((done)=>{
+server=helper.start(config,{
+contentBase: [contentBasePublic]
+},done);
+req=request(server.app);
+});
+
+it('Request foo.wasm',(done)=>{
+req.get('/foo.wasm')
+.expect('Content-Type','application/wasm',done);
+});
+});
 });