add helpers test

util/helpers_test.go

@@ -0,0 +1,51 @@
+package util
+
+import (
+	"errors"
+	"testing"
+
+	"github.com/linode/linodego"
+)
+
+func TestIgnoreLinodeAPIError(t *testing.T) {
+	t.Parallel()
+	tests := []struct {
+		name         string
+		err          error
+		code         int
+		shouldFilter bool
+	}{{
+		name:         "Not Linode API error",
+		err:          errors.New("foo"),
+		code:         0,
+		shouldFilter: false,
+	}, {
+		name: "Ignore not found Linode API error",
+		err: linodego.Error{
+			Response: nil,
+			Code:     400,
+			Message:  "not found",
+		},
+		code:         400,
+		shouldFilter: true,
+	}, {
+		name: "Don't ignore not found Linode API error",
+		err: linodego.Error{
+			Response: nil,
+			Code:     400,
+			Message:  "not found",
+		},
+		code:         500,
+		shouldFilter: false,
+	}}
+	for _, tt := range tests {
+		testcase := tt
+		t.Run(testcase.name, func(t *testing.T) {
+			t.Parallel()
+			err := IgnoreLinodeAPIError(testcase.err, testcase.code)
+			if testcase.shouldFilter && err != nil {
+				t.Error("expected err but got nil")
+			}
+		})
+	}
+}