From 3821bd2202bcc6aa7403dfbab423bd632cd8dd54 Mon Sep 17 00:00:00 2001
From: mads krogh <mk@raffle.ai>
Date: Tue, 11 Jan 2022 23:04:18 +0100
Subject: [PATCH] lncli: add test for parseChanPoint

---
 cmd/lncli/commands_test.go | 70 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 cmd/lncli/commands_test.go

diff --git a/cmd/lncli/commands_test.go b/cmd/lncli/commands_test.go
new file mode 100644
index 000000000..48de92e78
--- /dev/null
+++ b/cmd/lncli/commands_test.go
@@ -0,0 +1,70 @@
+package main
+
+import (
+	"errors"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+// TestParseChanPoint tests parseChanPoint with various
+// valid and invalid input values and verifies the output.
+func TestParseChanPoint(t *testing.T) {
+	testCases := []struct {
+		channelPoinStr    string
+		channelPointIsNil bool
+		outputIndex       uint32
+		err               error
+	}{
+		{
+			"24581424081379576b4a7580ace91db10925d996a2a8d45c8034" +
+				"3a5a467dc0bc:0",
+			false,
+			0,
+			nil,
+		}, {
+			"24581424081379576b4a7580ace91db10925d996a2a8d45c8034" +
+				"3a5a467dc0bc:4",
+			false,
+			4,
+			nil,
+		}, {
+			":",
+			true,
+			0,
+			errBadChanPoint,
+		}, {
+			":0",
+			true,
+			0,
+			errBadChanPoint,
+		}, {
+			"24581424081379576b4a7580ace91db10925d996a2a8d45c8034" +
+				"3a5a467dc0bc:",
+			true,
+			0,
+			errBadChanPoint,
+		}, {
+			"24581424081379576b4a7580ace91db10925d996a2a8d45c8034" +
+				"3a5a467dc0bc:string",
+			true,
+			0,
+			errors.New("unable to decode output index: strconv." +
+				"ParseInt: parsing \"string\": invalid syntax"),
+		}, {
+			"not_hex:0",
+			true,
+			0,
+			errors.New("unable to parse hex string: encoding/hex:" +
+				" invalid byte: U+006E 'n'"),
+		},
+	}
+	for _, tc := range testCases {
+		cp, err := parseChanPoint(tc.channelPoinStr)
+		require.Equal(t, tc.err, err)
+		require.Equal(t, tc.channelPointIsNil, cp == nil)
+		if !tc.channelPointIsNil {
+			require.Equal(t, tc.outputIndex, cp.OutputIndex)
+		}
+	}
+}