Migrate package imports from next.orly.dev to new orly domain structure; add new varint and binary encoders with comprehensive tests; enhance existing tag and envelope implementations with additional methods, validations, and test coverage; introduce shared test.sh script for streamlined testing across modules.

pkg/encoders/varint/varint_test.go

@@ -0,0 +1,28 @@
+package varint
+
+import (
+	"bytes"
+	"math"
+	"testing"
+
+	"lol.mleku.dev/chk"
+	"lukechampine.com/frand"
+)
+
+func TestEncode_Decode(t *testing.T) {
+	var v uint64
+	for range 10000000 {
+		v = uint64(frand.Intn(math.MaxInt64))
+		buf1 := new(bytes.Buffer)
+		Encode(buf1, v)
+		buf2 := bytes.NewBuffer(buf1.Bytes())
+		u, err := Decode(buf2)
+		if chk.E(err) {
+			t.Fatal(err)
+		}
+		if u != v {
+			t.Fatalf("expected %d got %d", v, u)
+		}
+
+	}
+}