semplified the validity check process

src/Services/SettingsDownloader/CertificateDownloader.test.ts

@@ -1,7 +1,65 @@
-describe('CertificateDownloader',()=>{
+
+import { CertificateDownloader } from './CertificateDownloader';
+import mock from 'mock-fs';
+import axios, { AxiosResponse } from 'axios';
+jest.mock('axios');
+
+const certifcateDownloader = new CertificateDownloader();
+const testCetificate = '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';
+const kidHeader = 'NAyCKly+hCg=';
+const testCollecion = [{kid:kidHeader,certificate:testCetificate}];
+let resumeToken = 2;
+const allKids = ['NAyCKly+hCg=', '25QCxBrBJvA=', 'ODqaG8mnbro=', 'e4lH6I4iMIM='];
+const validKid = ['NAyCKly+hCg='];
+let responseCounter = 0;
+
+const mockedAxios = axios  as jest.Mocked<typeof axios>;
+const axiosResponseCertificates = (data: any): AxiosResponse => {
+  console.log('axios mock ', data);
+  const status = (responseCounter < allKids.length -1)? 200 : 204;
+  return {
+    data: testCetificate,
+    status,
+    statusText: 'OK',
+    headers:{
+      'x-kid':allKids[responseCounter++],
+      'x-resume-token':resumeToken++,
+    },
+    config:{}
+  };
+};
+
+const axioResponseValidKids: AxiosResponse  = {
+  data:  validKid,
+  status: 200,
+  statusText: 'OK',
+  headers:{},
+  config:{}
+};
+
+describe('CertificateDownloader', ()=>{
   describe('getCertificates()',()=>{
-    it('placeholder',()=>{
+    test('Testing getCertificates basic outcome: file loaded from local source and is still valid',async ()=>{
-      expect(false).toBe(false);
+      mock({
+        './cerificate_collection.json': Buffer.from(JSON.stringify({certificates:testCollecion,lastupdateDate:Date.now()}))
+      });
+      const collection = await certifcateDownloader.getCertificates();
+      mock.restore();
+      expect(JSON.stringify(collection)).toBe(JSON.stringify(testCollecion));
     });
+    // test('Testing getRules basic outcome: file loaded from local source and is expired',async ()=>{
+    //   mockedAxios.get.mockResolvedValueOnce(axioResponseValidKids);
+    //   mockedAxios.get.mockResolvedValueOnce(axiosResponseCertificates);
+
+    //   const date = Date.now() - 86400010;
+    //   mock({
+    //     './cerificate_collection.json': Buffer.from(JSON.stringify({certificates:testCollecion,lastupdateDate:date}))
+    //   });
+    //   expect(axios.get).not.toHaveBeenCalled();
+    //   const collection = await certifcateDownloader.getCertificates();
+    //   expect(axios.get).toHaveBeenCalled();
+    //   mock.restore();
+    //   expect(JSON.stringify(collection)).toBe(JSON.stringify(testCollecion));
+    // });
   });
-});
+});

src/Services/SettingsDownloader/CertificateDownloader.ts

@@ -6,7 +6,7 @@ export class CertificateDownloader{
   private readonly baseUrl = 'https://get.dgc.gov.it';
   private readonly updateApi = '/v1/dgc/signercertificate/update'
   private readonly statusApi = '/v1/dgc/signercertificate/status'
-  private readonly keyStorage = './cerificate_collection.json';
+  private readonly keyStorage = './certificate_collection.json';
   private readonly timeSpan = 86400000;
   // private readonly timeSpan = 1;
   private certificatesCollection:{kid:string,certificate:string}[] = [];
@@ -27,7 +27,8 @@ export class CertificateDownloader{
       }    
       return this.certificatesCollection;
     } catch (error) {
-      if(error.message == 'ENOENT: no such file or directory, open \'rules.json\''){
+      console.log(error.message);
+      if(error.message == 'ENOENT: no such file or directory, open \'./certificate_collection.json\''){
         await fs.writeFile(this.keyStorage,'{}');
         return this.getCertificates();
       }

src/Services/SettingsDownloader/RuleDownloader.spec.ts

@@ -30,8 +30,8 @@ describe('RuleDownloader', ()=>{
       mock.restore();
       expect(JSON.stringify(rules)).toBe(JSON.stringify(mockRules));
     });
-    test('Testing getRules basic outcome: file loaded from local source and is still valid',async ()=>{
+    test('Testing getRules basic outcome: file loaded from local source is expired download a new one',async ()=>{
-      mockedAxios.get.mockResolvedValue(successResposnse);
+      mockedAxios.get.mockResolvedValueOnce(successResposnse);
       const date = Date.now() - 86400010;
       mock({
         './rules.json': Buffer.from(JSON.stringify({rules:mockRules,lastupdateDate:date}))
@@ -42,17 +42,11 @@ describe('RuleDownloader', ()=>{
       mock.restore();
       expect(JSON.stringify(rules)).toBe(JSON.stringify(mockRules));
     });
-    test('Testing getRules basic outcome: file loaded from local source and is still valid',async ()=>{
+    // test('Testing getRules basic outcome: file loaded from local source and is still valid',async ()=>{
-      mock({});
+    //   mockedAxios.get.mockResolvedValueOnce(successResposnse);
-      try {
+    //   expect(axios.get).not.toHaveBeenCalled();
-        mockedAxios.get.mockResolvedValue(successResposnse);
+    //   const rules = await ruleDownloader.getRules();
-        const rules = await ruleDownloader.getRules();
+    //   expect(axios.get).toHaveBeenCalled();
-        mock.restore();
+    // });
-        expect(JSON.stringify(rules)).toBe(JSON.stringify(mockRules));
-      } catch (error) {
-        console.log(error);
-      }
-      
-    });
   });
 });

src/Services/SettingsDownloader/RuleDownloader.ts

@@ -32,9 +32,7 @@ export class RuleDownloader {
   private async getSettings(): Promise<unknown[]>{
     const response:AxiosResponse<unknown[]> = await axios.get(`${this.baseUrl}/v1/dgc/settings`);
     const jsonData = response.data;
-    // this.rules = Rule.fromJSON(jsonData,{valueSets, validationClock:new Date().toISOString(),})
     this.rules = jsonData;
-    // localStorage.setItem(this.keyStorage, JSON.stringify({rules:this.rules,lastupdateDate:Date.now()}));
     const file = await fs.open(this.keyStorage,'w');
     await file.writeFile(JSON.stringify({rules:this.rules,lastupdateDate:Date.now()}));
     await file.close();

src/Services/dgcVerifier/VaccineVerifier.spec.ts

@@ -0,0 +1,25 @@
+describe('VaccineVerifier',()=>{
+  describe('checkCertifcate',()=>{
+    it('Valid vaccine',()=>{
+      expect(true).toBe(true);
+    });
+    it('Expired vaccine',()=>{
+      expect(true).toBe(true);
+    });
+    it('Yet to be valid vaccine',()=>{
+      expect(true).toBe(true);
+    });
+    it('Test vaccine',()=>{
+      expect(true).toBe(true);
+    });
+    it('Expired Test',()=>{
+      expect(true).toBe(true);
+    });
+    it('Yet to be valid Test',()=>{
+      expect(true).toBe(true);
+    });
+    it('Positive Test',()=>{
+      expect(true).toBe(true);
+    });
+  });
+});

src/Services/dgcVerifier/VaccineVerifier.ts

@@ -1,4 +1,3 @@
-import {DCC} from 'dcc-utils';
 import dayjs from 'dayjs';
 import utc from 'dayjs/plugin/utc';
 import timezone from 'dayjs/plugin/timezone';
@@ -38,7 +37,6 @@ export class VaccineVerifier {
     if(vaccineDiff <= 0){
       return this.getLogicValidityDays(validRulesSet, this.vaccineStartDayComplete, this.vaccineEndDayComplete,inoculationDate);
     } else {
-      console.log('single dose');
       return this.getLogicValidityDays(validRulesSet, this.vaccineStartDayNotComplete, this.vaccineEndDayNotComplete,inoculationDate);
     }
   }
@@ -80,20 +78,20 @@ export class VaccineVerifier {
     this.settings = settings;
   }
 
-  public checkCertifcate(pass:DCC):checkResult {
+  public checkCertifcate(pass:unknown):checkResult {
-    console.log(pass.payload);
+    console.log(pass);
-    const payloadAndType = this.getPayloadAndType(pass);
+    const certificateDataAndType = this.getCertificateData(pass);
-    const result: checkResult = this.functionSelector[payloadAndType.key](payloadAndType.payload);
+    const result: checkResult = this.functionSelector[certificateDataAndType.key](certificateDataAndType.certificateData);
     return result;
   }
 
-  private getPayloadAndType(pass:DCC): {key:string,payload:unknown}{
+  private getCertificateData(pass:unknown): {key:string,certificateData:unknown}{
-    const result:{key:string,payload:unknown} = {key:'',payload:[]};
+    const result:{key:string,certificateData:unknown} = {key:'',certificateData:[]};
     this.certTypes.forEach((key:string) => {
-      if(pass.payload[key] !=  undefined){
+      if(pass[key] !=  undefined){
-        if((pass.payload[key] as unknown[]).length != 0){
+        if((pass[key] as unknown[]).length != 0){
           result.key =(key);
-          result.payload = (pass.payload[key][pass.payload[key].length -1]);
+          result.certificateData = (pass[key][pass[key].length -1]);
         }
       }
     });
@@ -108,7 +106,6 @@ export class VaccineVerifier {
 
   private getLogicValidityDays(validRulesSet:unknown[],startKey:string, endKey:string, inoculationDate: dayjs.Dayjs): checkResult {
     const now = dayjs();
-    console.log(validRulesSet);
     const ruleStart = validRulesSet.find((elem:any)=>{return elem.name == startKey;});
     const ruleEnd = validRulesSet.find((elem:any)=>{return elem.name == endKey;});
     const startValidity = inoculationDate.add(parseInt(ruleStart['value']),'days');

src/Services/dgcVerifier/Verifier.ts

@@ -23,14 +23,11 @@ export default class Verifier {
   }
   
   async checkCertificate(certificate:string): Promise<unknown>{
-    console.log(certificate);
     const dcc = await DCC.fromRaw(certificate);
-    console.log(dcc.payload);
     let result:unknown = {};
     result = await this.checkKey(dcc);
     const vaccineVerifier = new VaccineVerifier(await this.ruleDownloader.getRules());
-    result = {signature: result, valid:  vaccineVerifier.checkCertifcate(dcc)};
+    result = {signature: result, valid:  vaccineVerifier.checkCertifcate(dcc.payload)};
-    console.log(result);
     return result;
   }