.github/workflows: update wasmbrowsertest

Updates #2982

.github/workflows/test.yml

@@ -42,11 +42,15 @@ jobs:
           sudo apt-get update
           sudo apt-get install libasound2-dev libgl1-mesa-dev libxcursor-dev libxi-dev libxinerama-dev libxrandr-dev libxxf86vm-dev
 
+      - name: Install Chrome
+        uses: browser-actions/setup-chrome@latest
+
       - name: Install wasmbrowsertest
         run: |
-          go install github.com/agnivade/wasmbrowsertest@ee76d31b7b9b1645576c1f51fec4c09fe6cf1bb3
+          wasmbrowsertest_version=06679196c7e76f227e71456cdc16fccd6cc33601
+          go install github.com/agnivade/wasmbrowsertest@${wasmbrowsertest_version}
           mv $(go env GOPATH)/bin/wasmbrowsertest${{ runner.os == 'Windows' && '.exe' || '' }} $(go env GOPATH)/bin/go_js_wasm_exec${{ runner.os == 'Windows' && '.exe' || '' }}
-          go install github.com/agnivade/wasmbrowsertest/cmd/cleanenv@ee76d31b7b9b1645576c1f51fec4c09fe6cf1bb3
+          go install github.com/agnivade/wasmbrowsertest/cmd/cleanenv@${wasmbrowsertest_version}
 
       - name: Prepare ebitenmobile test
         run: |
@@ -171,7 +175,7 @@ jobs:
         run: |
           # Wasm tests don't work on macOS with the headless mode, and the headless mode doesn't work in GitHub Actions (#2972).
           # Wasm tests don't work on Windows well due to mysterious timeouts (#2982).
-          env GOOS=js GOARCH=wasm cleanenv -remove-prefix GITHUB_ -remove-prefix JAVA_ -remove-prefix PSModulePath -remove-prefix STATS_ -remove-prefix RUNNER_ -- go test -shuffle=on -v ./...
+          env GOOS=js GOARCH=wasm cleanenv -remove-prefix GITHUB_ -remove-prefix JAVA_ -remove-prefix PSModulePath -remove-prefix STATS_ -remove-prefix RUNNER_ -- go test -shuffle=on -v ./... -test.paniconexit0=false
 
       - name: Install ebitenmobile
         run: |

internal/file/file_notjs.go

@@ -29,15 +29,22 @@ import (
 )
 
 type VirtualFS struct {
-	root virtualFSRoot
+	paths []string
 }
 
 func NewVirtualFS(paths []string) *VirtualFS {
 	fs := &VirtualFS{}
-	fs.root.addRealPaths(paths)
+	fs.paths = make([]string, len(paths))
+	copy(fs.paths, paths)
 	return fs
 }
 
+func (v *VirtualFS) newRootFS() *virtualFSRoot {
+	var root virtualFSRoot
+	root.addRealPaths(v.paths)
+	return &root
+}
+
 func (v *VirtualFS) Open(name string) (fs.File, error) {
 	if !fs.ValidPath(name) {
 		return nil, &fs.PathError{
@@ -48,15 +55,16 @@ func (v *VirtualFS) Open(name string) (fs.File, error) {
 	}
 
 	if name == "." {
-		return &v.root, nil
+		return v.newRootFS(), nil
 	}
 
 	// A valid path must not include a token "." or "..", except for "." itself.
 	es := strings.Split(name, "/")
-	for _, realPath := range v.root.realPaths {
+	for _, realPath := range v.paths {
 		if filepath.Base(realPath) != es[0] {
 			continue
 		}
+		// TODO: Does this work on Windows?
 		return os.Open(filepath.Join(append([]string{realPath}, es[1:]...)...))
 	}