chore: improved tests

rule/enum_test.go

@@ -51,3 +51,12 @@ func TestEnumWithInvalidParams(t *testing.T) {
 		}
 	}
 }
+
+func TestEnumError(t *testing.T) {
+	err := &ErrEnum{Field: "text", Value: "2", Enum: []string{"A", "B"}}
+	got := err.Error()
+	want := "the value 2 in field text not contains in [A B]"
+	if got != want {
+		t.Errorf(`&ErrEnum{Field: "text", Value: "2", Enum: []string{"A", "B"}}.Error(), got: %v, want: %v`, got, want)
+	}
+}

validator_test.go

@@ -1,6 +1,7 @@
 package gody
 
 import (
+	"errors"
 	"testing"
 
 	"github.com/guiferpa/gody/v2/rule/ruletest"
@@ -53,3 +54,23 @@ func TestDuplicatedRule(t *testing.T) {
 		return
 	}
 }
+
+type mock struct{}
+
+func (_ *mock) Name() string {
+	return "mock"
+}
+
+func (r *mock) Validate(_, _, _ string) (bool, error) {
+	return true, errors.New("mock error")
+}
+
+func TestDuplicatedRuleError(t *testing.T) {
+	r := &mock{}
+	err := &ErrDuplicatedRule{RuleDuplicated: r}
+	got := err.Error()
+	want := "rule mock is duplicated"
+	if got != want {
+		t.Errorf(`&ErrDuplicatedRule{RuleDuplicated: r}.Error(), got: %v, want: %v`, got, want)
+	}
+}