added additional test for convertDatesToISOTest

Author: jdaigneau5

test/unit-tests/middleware/convertDatesToISOTest.js

@@ -28,4 +28,17 @@ describe('Testing convertDatesToISO', () => {
       expect(cveAfterDateFormat.containers.adp[0].timeline[1].time).to.equal('2019-12-13T20:20:39.000Z')
     })
   })
+  it('Should successfully format date fields when passed object does not have a cna.containers', async () => {
+    const cveAfterDateFormat = convertDatesToISO(testCVE.containers.cna, DATE_FIELDS)
+
+    // CNA dateUpdated
+    expect(cveAfterDateFormat.providerMetadata.dateUpdated).to.equal('2018-11-13T20:20:39.000Z')
+
+    // CNA date public
+    expect(cveAfterDateFormat.datePublic).to.equal('2022-02-20T00:00:00.000Z')
+
+    // CNA timelines
+    expect(cveAfterDateFormat.timeline[0].time).to.equal('2018-11-13T20:20:39.000Z')
+    expect(cveAfterDateFormat.timeline[1].time).to.equal('2019-12-13T20:20:39.000Z')
+  })
 })