finally fixed all tests.

frontend/src/app/components/fhir/datatypes/pdf/pdf.component.html

@@ -1,6 +1,6 @@
 <div>
   <embed
-    src="data:${{displayModel.content_type}};base64,${{displayModel.data}}"
+    [src]="safeUrl"
     type="{{displayModel?.content_type}}"
     [style]="{
       width: '100%',

frontend/src/app/components/fhir/datatypes/pdf/pdf.component.ts

@@ -1,5 +1,6 @@
 import {Component, Input, OnInit} from '@angular/core';
 import {BinaryModel} from '../../../../../lib/models/resources/binary-model';
+import {DomSanitizer, SafeUrl} from '@angular/platform-browser';
 
 @Component({
   selector: 'fhir-pdf',
@@ -10,15 +11,21 @@ export class PdfComponent implements OnInit {
   @Input() displayModel: BinaryModel
 
   height: number
-  constructor() { }
+  constructor(private sanitized: DomSanitizer) { }
+
+  safeUrl: SafeUrl
 
   ngOnInit(): void {
     const maxHeight = 600;
     if (this.displayModel){
+
       const contentHeight = (1111 * this.displayModel?.data.length) / (24996 / 7.5);
+
+      this.safeUrl = this.sanitized.bypassSecurityTrustResourceUrl(`data:${this.displayModel?.content_type};base64,${this.displayModel?.data}`);
       this.height = Math.min(maxHeight, contentHeight);
-    }
-
+    } else {
+      this.safeUrl = this.sanitized.bypassSecurityTrustResourceUrl('')
+    }
   }
 
 }

frontend/src/app/components/fhir/fhir-resource/fhir-resource.component.ts

@@ -52,7 +52,7 @@ export class FhirResourceComponent implements OnInit, OnChanges {
     const viewContainerRef = this.fhirResourceOutlet.viewContainerRef;
     viewContainerRef.clear();
 
-    let componentType = this.typeLookup(this.displayModel.source_resource_type)
+    let componentType = this.typeLookup(this.displayModel?.source_resource_type)
     if(componentType != null){
       console.log("Attempting to create fhir display component", this.displayModel, componentType)
       const componentRef = viewContainerRef.createComponent<FhirResourceComponentInterface>(componentType);

frontend/src/app/components/report-medical-history-condition/report-medical-history-condition.component.ts

@@ -65,7 +65,6 @@ export class ReportMedicalHistoryConditionComponent implements OnInit {
   constructor() { }
 
   ngOnInit(): void {
-
     //add resources to the lookup table, ensure uniqueness.
     this.conditionDisplayModel = this.recExtractResources(this.conditionGroup)
 
@@ -142,7 +141,7 @@ export class ReportMedicalHistoryConditionComponent implements OnInit {
     //ensure display model is populated
     if(!resourceDisplayModel){
       try{
-        resourceDisplayModel = fhirModelFactory(resource.source_resource_type as ResourceType, resource)
+        resourceDisplayModel = fhirModelFactory(resource?.source_resource_type as ResourceType, resource)
         this.resourcesLookup[resourceId] = resourceDisplayModel
       }catch(e){
         console.error(e) //failed to parse a model