Change integration tests to use local package wasm

Author: rtsao

fixtures/app/server.js

@@ -5,9 +5,11 @@ const path = require("path");
 const sirv = require("sirv");
 
 const workerPath = require.resolve("css-to-js-sourcemap-worker");
+const wasmPath = path.join(path.dirname(workerPath), "mappings.wasm");
 
 const assets = sirv(path.join(__dirname, "static"));
 const worker = sirv(path.dirname(workerPath));
+const wasm = sirv(path.dirname(wasmPath));
 
 const routes = {
   "/no-map": "/no-map.js",
@@ -26,6 +28,9 @@ function createServer() {
         res.statusCode = 200;
         return void res.end(template(script));
       }
+      if (req.url === "/mappings.wasm") {
+        return wasm(req, res);
+      }
       if (req.url === "/worker.js") {
         return worker(req, res);
       }

tests/index.js

@@ -53,7 +53,7 @@ test(`single mapped class works on /no-map`, async t => {
   page.evaluate(() => {
     window.worker.postMessage({
       id: "init_wasm",
-      url: "https://unpkg.com/source-map@0.7.3/lib/mappings.wasm",
+      url: "/mappings.wasm",
     });
     window.worker.postMessage({
       id: "add_mapped_class",
@@ -97,7 +97,7 @@ test(`replaying requests after invalidation`, async t => {
   page.evaluate(() => {
     window.worker.postMessage({
       id: "init_wasm",
-      url: "https://unpkg.com/source-map@0.7.3/lib/mappings.wasm",
+      url: "/mappings.wasm",
     });
     window.worker.postMessage({
       id: "add_mapped_class",
@@ -147,7 +147,7 @@ function testSingleMap(route) {
     page.evaluate(() => {
       window.worker.postMessage({
         id: "init_wasm",
-        url: "https://unpkg.com/source-map@0.7.3/lib/mappings.wasm",
+        url: "/mappings.wasm",
       });
       window.worker.postMessage({
         id: "add_mapped_class",