ci: debug

Author: AriPerkkio

src/fixtures/process.ts

@@ -29,16 +29,36 @@ export class ProcessWrap {
       this._webcontainerProcess = webcontainerProcess;
       this._writer = webcontainerProcess.input.getWriter();
 
-      webcontainerProcess.exit.then(() => setDone());
-
-      this._webcontainerProcess.output.pipeTo(
-        new WritableStream({
-          write: (data) => {
-            this._output += data;
-            this._listeners.forEach((fn) => fn());
-          },
-        }),
-      );
+      const reader = this._webcontainerProcess.output.getReader();
+
+      let isExitted = false;
+
+      const read = async () => {
+        while (true) {
+          const { done, value } = await reader.read();
+
+          if (isExitted && !done) {
+            const error = `Process keeps writing even though it exitted already. Received: "${value}"`;
+
+            console.error(error);
+            throw new Error(error);
+          }
+
+          if (done) {
+            break;
+          }
+
+          this._output += value;
+          this._listeners.forEach((fn) => fn());
+        }
+      };
+
+      void read();
+
+      webcontainerProcess.exit.then(() => {
+        isExitted = true;
+        setDone();
+      });
     });
   }
 

test/mount.test.ts

@@ -6,22 +6,6 @@ test("user can mount directories from file-system to webcontainer", async ({
 }) => {
   await webcontainer.mount("test/fixtures/mount-example");
 
-  const ls = await webcontainer.runCommand("ls");
-  expect(ls).toMatchInlineSnapshot(`"file-1.ts image.png nested"`);
-
-  const lsNested = await webcontainer.runCommand("ls", ["nested"]);
-  expect(lsNested).toMatchInlineSnapshot(`"file-2.ts"`);
-
-  const catFile = await webcontainer.runCommand("cat", ["file-1.ts"]);
-  expect(catFile).toMatchInlineSnapshot(`"export default "Hello world";"`);
-
-  const catNestedFile = await webcontainer.runCommand("cat", [
-    "nested/file-2.ts",
-  ]);
-  expect(catNestedFile).toMatchInlineSnapshot(
-    `"export default "Hello from nested file";"`,
-  );
-
   const pngFile = await webcontainer.runCommand("xxd", ["image.png"]);
   expect(pngFile).toMatchInlineSnapshot(`
     "00000000: 8950 4e47 0d0a 1a0a 0000 000d 4948 4452  .PNG........IHDR
@@ -35,7 +19,7 @@ test("user can mount directories from file-system to webcontainer", async ({
   `);
 });
 
-test("user can mount inlined FileSystemTree to webcontainer", async ({
+test.skip("user can mount inlined FileSystemTree to webcontainer", async ({
   webcontainer,
 }) => {
   await webcontainer.mount({
@@ -68,7 +52,7 @@ test("user can mount inlined FileSystemTree to webcontainer", async ({
   );
 });
 
-test("user should see error when attemping to mount files outside project root", async ({
+test.skip("user should see error when attemping to mount files outside project root", async ({
   webcontainer,
 }) => {
   await expect(() => webcontainer.mount("/home/non-existing")).rejects

vitest.config.ts

@@ -5,6 +5,7 @@ export default defineConfig({
   plugins: [vitestWebcontainers()],
 
   test: {
+    include: ["test/mount.test.ts"],
     browser: {
       enabled: true,
       provider: "playwright",