Add rangeOfInteger attribute.

packages/ipp/rangeofinteger_test.go

@@ -0,0 +1,24 @@
+package ipp
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestUnMarshalSingleRange(T *testing.T) {
+	testdata := []byte{
+		0x00, 0x04,
+		0x66, 0x6c, 0x6f, 0x70, //flop
+		0x00, 0x08,
+		0x00, 0x0, 0x0, 0x4, 0x00, 0x0, 0x0, 0x5,
+	}
+
+	buf := bytes.NewBuffer(testdata)
+
+	n, v := unmarshalSingleRangeOfInteger(buf)
+	assert.Equal(T, "flop", n, "Should be equal")
+	assert.Equal(T, int32(4), v.lower, "Should be equal")
+	assert.Equal(T, int32(5), v.upper, "Should be equal")
+}