Fix: some random frontend fixes and coverage

src-ui/src/app/components/common/input/switch/switch.component.spec.ts

@@ -38,8 +38,10 @@ describe('SwitchComponent', () => {
     expect(component.value).toBeFalsy()
   })
 
-  it('should show note if unset', () => {
+  it('should correctly report unset', () => {
     component.value = null
     expect(component.isUnset).toBeTruthy()
+    component.value = undefined
+    expect(component.isUnset).toBeTruthy()
   })
 })

src-ui/src/app/components/document-list/document-card-large/document-card-large.component.spec.ts

@@ -120,4 +120,12 @@ describe('DocumentCardLargeComponent', () => {
     expect(fixture.nativeElement.textContent).toContain('bananas')
     expect(component.searchNoteHighlights).toContain('<span>bananas</span>')
   })
+
+  it('should try to close the preview on mouse leave', () => {
+    component.popupPreview = {
+      close: jest.fn(),
+    } as any
+    component.mouseLeaveCard()
+    expect(component.popupPreview.close).toHaveBeenCalled()
+  })
 })

src-ui/src/app/components/document-list/document-card-large/document-card-large.component.ts

@@ -108,12 +108,8 @@ export class DocumentCardLargeComponent extends ComponentWithPermissions {
     return this.documentService.getDownloadUrl(this.document.id)
   }
 
-  get previewUrl() {
-    return this.documentService.getPreviewUrl(this.document.id)
-  }
-
   mouseLeaveCard() {
-    this.popupPreview.close()
+    this.popupPreview?.close()
   }
 
   get contentTrimmed() {

src-ui/src/app/components/document-list/document-card-small/document-card-small.component.spec.ts

@@ -111,4 +111,12 @@ describe('DocumentCardSmallComponent', () => {
       fixture.debugElement.queryAll(By.directive(TagComponent))
     ).toHaveLength(6)
   })
+
+  it('should try to close the preview on mouse leave', () => {
+    component.popupPreview = {
+      close: jest.fn(),
+    } as any
+    component.mouseLeaveCard()
+    expect(component.popupPreview.close).toHaveBeenCalled()
+  })
 })

src-ui/src/app/components/document-list/document-card-small/document-card-small.component.ts

@@ -94,7 +94,7 @@ export class DocumentCardSmallComponent extends ComponentWithPermissions {
   }
 
   mouseLeaveCard() {
-    this.popupPreview.close()
+    this.popupPreview?.close()
   }
 
   get notesEnabled(): boolean {