Address comments

bindings/wasm/output.go

@@ -89,6 +89,9 @@ func (out *outputBinding) Init(ctx context.Context, metadata bindings.Metadata)
 		return fmt.Errorf("wasm: error instantiating host wasi functions: %w", err)
 	}
 	if _, found := imports[modeWasiHTTP]; found {
+		if out.meta.StrictSandbox {
+			return fmt.Errorf("can not instantiate wasi-http with strict sandbox")
+		}
 		err = wasi_http.Instantiate(ctx, out.runtime)
 	}
 	if err != nil {

bindings/wasm/output_test.go

@@ -33,7 +33,7 @@ const (
 	urlArgsFile    = "file://testdata/args/main.wasm"
 	urlExampleFile = "file://testdata/example/main.wasm"
 	urlLoopFile    = "file://testdata/loop/main.wasm"
-	urlHttpFile    = "file://testdata/http/main.wasm"
+	urlHTTPFile    = "file://testdata/http/main.wasm"
 )
 
 func Test_outputBinding_Init(t *testing.T) {
@@ -187,11 +187,11 @@ type handler struct{}
 
 func (h *handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	if r.URL.Path == "/unknown" {
-		w.WriteHeader(404)
+		w.WriteHeader(http.StatusNotFound)
 		w.Write([]byte("Not found"))
 		return
 	}
-	w.WriteHeader(200)
+	w.WriteHeader(http.StatusOK)
 	w.Write([]byte(r.URL.Path))
 }
 
@@ -211,7 +211,7 @@ func Test_InvokeHttp(t *testing.T) {
 	tests := []testCase{
 		{
 			name: "http",
-			url:  urlHttpFile,
+			url:  urlHTTPFile,
 			request: &bindings.InvokeRequest{
 				Operation: ExecuteOperation,
 			},
@@ -220,7 +220,7 @@ func Test_InvokeHttp(t *testing.T) {
 		},
 		{
 			name: "unknown",
-			url:  urlHttpFile,
+			url:  urlHTTPFile,
 			request: &bindings.InvokeRequest{
 				Operation: ExecuteOperation,
 			},

bindings/wasm/testdata/http/Makefile

@@ -0,0 +1,4 @@
+default: main.wasm
+
+main.wasm: main.go
+	tinygo build -target wasi -o main.wasm main.go