From f51447401446c372eaf9c935e9c95212012f3074 Mon Sep 17 00:00:00 2001
From: tgruben <tgruben@gmail.com>
Date: Wed, 15 Mar 2023 13:13:44 -0500
Subject: [PATCH] Test Row Append (#2323)

---
 sql3/planner/types/operator_test.go | 41 +++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 sql3/planner/types/operator_test.go

diff --git a/sql3/planner/types/operator_test.go b/sql3/planner/types/operator_test.go
new file mode 100644
index 000000000..1ef4dab8e
--- /dev/null
+++ b/sql3/planner/types/operator_test.go
@@ -0,0 +1,41 @@
+package types
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRow_Append(t *testing.T) {
+	tests := []struct {
+		name string
+		src  Row
+		arg  Row
+		want Row
+	}{
+		{
+			name: "basic",
+			src:  Row{1, 2, 3},
+			arg:  Row{4, 5, 6, 7},
+			want: Row{1, 2, 3, 4, 5, 6, 7},
+		},
+		{
+			name: "left",
+			src:  Row{},
+			arg:  Row{4, 5, 6},
+			want: Row{4, 5, 6},
+		},
+		{
+			name: "right",
+			src:  Row{1, 2, 3},
+			arg:  Row{},
+			want: Row{1, 2, 3},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := tt.src.Append(tt.arg)
+			assert.Equal(t, tt.want, got)
+		})
+	}
+}