[TLC-380] Template link, spec test, doc fixup as per review

src/app/item-page/field-components/metadata-values/metadata-values.component.spec.ts

@@ -52,6 +52,7 @@ describe('MetadataValuesComponent', () => {
     comp.mdValues = mockMetadata;
     comp.separator = mockSeperator;
     comp.label = mockLabel;
+    comp.urlRegex = /^.*test.*$/;
     fixture.detectChanges();
   }));
 
@@ -67,4 +68,9 @@ describe('MetadataValuesComponent', () => {
     expect(separators.length).toBe(mockMetadata.length - 1);
   });
 
+  it('should correctly detect a pattern on string containing "test"', () => {
+    const mdValue = {value: "This is a test value"} as MetadataValue;
+    expect(comp.hasLink(mdValue)).toBe(true);
+  });
+
 });