fix(AutoIncrementSimple): add error when there is no "field" key in f…

…ield object

src/autoIncrement.ts

@@ -32,6 +32,10 @@ export function AutoIncrementSimple(
 
  // check if all fields are valid
  for (const field of fields) {
+ if (typeof field.field != 'string') {
+ throw new Error(`Got Field object, but did not contain a "field" key with "string" value, got: ${JSON.stringify(field)}`);
+ }
+
  const schemaField = schema.path(field.field);
 
  // check if the field is even existing

test/__snapshots__/basic.test.ts.snap

@@ -6,6 +6,8 @@ exports[`Basic Suite AutoIncrementID should throw a error if "overwriteModelName
 
 exports[`Errors should Error if no field is given to AutoIncrementSimple 1`] = `"Options with at least one field are required!"`;
 
+exports[`Errors should Error if no field is given to AutoIncrementSimple 2`] = `"Got Field object, but did not contain a \\"field\\" key with \\"string\\" value, got: {}"`;
+
 exports[`Errors should Error if the schema path does not exist 1`] = `"Field \\"SomeNonExistingField\\" does not exists on the Schema!"`;
 
 exports[`Errors should Error if the schema path is not an number 1`] = `"Field \\"nonNumberField\\" is not a Number or BigInt!"`;

test/basic.test.ts

@@ -540,4 +540,17 @@ describe('Errors', () => {
  });
  expect(() => schema.plugin(AutoIncrementSimple, [])).toThrowErrorMatchingSnapshot();
  });
+
+ it('should Error if no field is given to AutoIncrementSimple', () => {
+ const schema = new mongoose.Schema({
+ nonNumberField: String,
+ });
+ expect(() =>
+ schema.plugin(
+ AutoIncrementSimple,
+ // @ts-expect-error TEST
+ {}
+ )
+ ).toThrowErrorMatchingSnapshot();
+ });
 });