added TestInsertOrShift

profile/profile_test.go

@@ -0,0 +1,42 @@
+package profile
+
+import (
+	"testing"
+
+	"github.com/alecthomas/assert/v2"
+	"github.com/stretchr/testify/require"
+)
+
+func TestInsertOrShift(t *testing.T) {
+	tests := []struct {
+		name     string
+		profile Profile
+		index   int
+		value   string
+		expected []string
+	}{
+		{
+			name:     "Insert within range",
+			profile:  Profile{ProfileItems: []string{"A", "B", "C"}, Max: 5},
+			index:    1,
+			value:    "X",
+			expected: []string{"A", "X"},
+		},
+		{
+			name:     "Insert beyond range",
+			profile:  Profile{ProfileItems: []string{"A"}, Max: 5},
+			index:    3,
+			value:    "Y",
+			expected: []string{"A", "0", "0", "Y"},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			p := tt.profile
+			p.InsertOrShift(tt.index, tt.value)
+			require.NotNil(t, p.ProfileItems)
+			assert.Equal(t, tt.expected, p.ProfileItems)
+		})
+	}
+}