test: field level validation errors (#10614)

Continuation of #10575. Field level validations error were incorrectly
throwing uniqueness errors. This was fixed but lacking tests.

Author: jacobsfletch

packages/db-mongodb/src/utilities/handleError.ts

@@ -19,13 +19,12 @@ export const handleError = ({
 
   // Handle uniqueness error from MongoDB
   if ('code' in error && error.code === 11000 && 'keyValue' in error && error.keyValue) {
-    const message = req?.t ? req.t('error:valueMustBeUnique') : 'Value must be unique'
     throw new ValidationError(
       {
         collection,
         errors: [
           {
-            message,
+            message: req?.t ? req.t('error:valueMustBeUnique') : 'Value must be unique',
             path: Object.keys(error.keyValue)[0],
           },
         ],

test/collections-rest/config.ts

@@ -34,7 +34,7 @@ const collectionWithName = (collectionSlug: string): CollectionConfig => {
   }
 }
 
-export const slug = 'posts'
+export const postsSlug = 'posts'
 export const relationSlug = 'relation'
 export const pointSlug = 'point'
 export const customIdSlug = 'custom-id'
@@ -51,7 +51,7 @@ export default buildConfigWithDefaults({
   },
   collections: [
     {
-      slug,
+      slug: postsSlug,
       access: openAccess,
       fields: [
         {
@@ -346,14 +346,14 @@ export default buildConfigWithDefaults({
 
     // Relation - hasMany
     await payload.create({
-      collection: slug,
+      collection: postsSlug,
       data: {
         relationHasManyField: rel1.id,
         title: 'rel to hasMany',
       },
     })
     await payload.create({
-      collection: slug,
+      collection: postsSlug,
       data: {
         relationHasManyField: rel2.id,
         title: 'rel to hasMany 2',
@@ -362,7 +362,7 @@ export default buildConfigWithDefaults({
 
     // Relation - relationTo multi
     await payload.create({
-      collection: slug,
+      collection: postsSlug,
       data: {
         relationMultiRelationTo: {
           relationTo: relationSlug,
@@ -374,7 +374,7 @@ export default buildConfigWithDefaults({
 
     // Relation - relationTo multi hasMany
     await payload.create({
-      collection: slug,
+      collection: postsSlug,
       data: {
         relationMultiRelationToHasMany: [
           {