Add a go test driver.

Signed-off-by: jmug <u.g.a.mariano@gmail.com>

go.mod

@@ -1,3 +1,5 @@
 module code.jmug.me/jmug/sqlite-wasm
 
 go 1.23.6
+
+require github.com/tetratelabs/wazero v1.9.0

go.sum

@@ -0,0 +1,2 @@
+github.com/tetratelabs/wazero v1.9.0 h1:IcZ56OuxrtaEz8UYNRHBrUa9bYeX9oVY93KspZZBf/I=
+github.com/tetratelabs/wazero v1.9.0/go.mod h1:TSbcXCfFP0L2FGkRPxHphadXPjo1T6W+CseNNY7EkjM=

main.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"context"
+	_ "embed"
+	"fmt"
+	"log"
+	"time"
+
+	"github.com/tetratelabs/wazero"
+)
+
+//go:embed testdata/zig-out/bin/addUpTo.wasm
+var addUpToWasm []byte
+
+func main() {
+	ctx := context.Background()
+
+	// Create a new WebAssembly Runtime.
+	r := wazero.NewRuntimeWithConfig(ctx, wazero.NewRuntimeConfig().WithCloseOnContextDone(true))
+	defer r.Close(ctx)
+
+	// Compile the Wasm binary once so that we can skip the entire compilation time during instantiation.
+	compiledWasm, err := r.CompileModule(ctx, addUpToWasm)
+	if err != nil {
+		log.Panicf("failed to compile Wasm binary: %v", err)
+	}
+
+	start := time.Now()
+	for range 1000 {
+		// Instantiate a new Wasm module from the already compiled `compiledWasm`.
+		instance, err := r.InstantiateModule(ctx, compiledWasm, wazero.NewModuleConfig().WithName(""))
+		if err != nil {
+			log.Panicf("failed to instantiate %v", err)
+		}
+
+		f := instance.ExportedFunction("addUpTo")
+		res, err := f.Call(ctx, 1000)
+		if err != nil {
+			log.Panicf("failed to call function: %v", err)
+		} else {
+			log.Printf("Got %d from wasm\n", res[0])
+		}
+	}
+	end := time.Now()
+	fmt.Printf("Took %v to run functions\n", end.Sub(start))
+}

testdata/build.zig

@@ -11,7 +11,7 @@ pub fn build(b: *std.Build) void {
     const add_up_to_mod = b.createModule(.{
         .root_source_file = b.path("addupto.zig"),
         .target = wasmTarget,
-        .optimize = .ReleaseFast,
+        .optimize = .ReleaseSmall,
     });
     const add_up_to_native_mod = b.createModule(.{
         .root_source_file = b.path("addupto.zig"),