test(patientrepository.test.ts): add test for search string clean regex

Added a test to pass a search string including all prohibited chars, expects cleaned version of
string to be used for search.

re HospitalRun#1999

package.json

@@ -13,6 +13,7 @@
     "i18next": "~19.4.0",
     "i18next-browser-languagedetector": "~4.1.0",
     "i18next-xhr-backend": "~3.2.2",
+    "mocha": "~7.1.1",
     "node-sass": "~4.13.0",
     "pouchdb": "~7.2.1",
     "pouchdb-adapter-memory": "~7.2.1",

src/__tests__/clients/db/PatientRepository.test.ts

@@ -39,6 +39,15 @@ describe('patient repository', () => {
       await removeAllDocs()
     })
 
+    it('should remove all breaking special chars from search text', async () => {
+      await patients.put({ _id: 'id9999', code: 'P00001', fullName: 'test test' })
+
+      const result = await PatientRepository.search(']?t}e(s){t** te[\\st')
+
+      expect(result).toHaveLength(1)
+      expect(result[0].id).toEqual('id9999')
+    })
+
     it('should return all records that patient code matches search text', async () => {
       // same full name to prove that it is finding by patient code
       const expectedPatientCode = 'P00001'

src/clients/db/PatientRepository.ts

@@ -13,7 +13,7 @@ export class PatientRepository extends Repository<Patient> {
   }
 
   async search(text: string): Promise<Patient[]> {
-    const cleanText = text.replace(/[\\[()?*]+/g, '')
+    const cleanText = text.replace(/[\\[\](){}?*]+/g, '')
     return super.search({
       selector: {
         $or: [