Early response parsing work

bufaddr_test.go

@@ -0,0 +1,33 @@
+// This file is part of https://github.com/racingmars/go3270/
+// Copyright 2020 by Matthew R. Wilson, licensed under the MIT license. See
+// LICENSE in the project root for license information.
+
+package go3270
+
+import (
+	"testing"
+)
+
+func TestEncode(t *testing.T) {
+	encoded := getpos(0, 0)
+	if encoded[0] != 0x40 || encoded[1] != 0x40 {
+		t.Error("Position (0, 0) not correctly encoded")
+	}
+
+	encoded = getpos(11, 39)
+	if encoded[0] != 0x4e || encoded[1] != 0xd7 {
+		t.Error("Position (11, 39) not correctly encoded")
+	}
+}
+
+func TestDecode(t *testing.T) {
+	decoded := decodeBufAddr([2]byte{0x40, 0x40})
+	if decoded != 0 {
+		t.Error("Buffer address incorrectly decoded")
+	}
+
+	decoded = decodeBufAddr([2]byte{0x4e, 0xd7})
+	if decoded != 919 {
+		t.Error("Buffer address incorrectly decoded")
+	}
+}