first commit

buffer_test.go

@@ -0,0 +1,27 @@
+package bin
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestBuffer(t *testing.T) {
+	arr := make([]byte, 0)
+
+	buf := NewBuffer(arr)
+	buf.WriteByte(100)
+
+	fmt.Println(buf.ByteAt(0))
+
+	buf.Write([]byte{1, 2, 3})
+	buf.WriteByteAt(200, 0)
+
+	fmt.Println(buf.ByteAt(0))
+
+	fmt.Println(buf.Bytes())
+
+	buf.Reset()
+
+	fmt.Println(buf.Bytes())
+	fmt.Println(buf.Len())
+}