Pass test coverage threshold for scratchpad

Author: Vinnl

scratchpad/data.test.ts

@@ -101,6 +101,22 @@ describe('getContents()', () => {
 Second line`
     )
   })
+
+  it('should ignore lines without contents', async () => {
+    const mockStore = $rdf.graph()
+    const mockPad = $rdf.sym('https://mock-pad')
+
+    const mockFirstLine = $rdf.sym('https://arbitrary-line-1')
+    mockStore.add(mockPad, ns.pad('next'), mockFirstLine, mockPad.doc())
+    mockStore.add(mockFirstLine, ns.sioc('content'), 'First line', mockPad.doc())
+    mockStore.add(mockFirstLine, ns.dc('created'), new Date(0), mockPad.doc())
+    const mockSecondLine = $rdf.sym('https://arbitrary-line-2')
+    mockStore.add(mockFirstLine, ns.pad('next'), mockSecondLine, mockPad.doc())
+    mockStore.add(mockSecondLine, ns.dc('created'), new Date(0), mockPad.doc())
+    mockStore.add(mockSecondLine, ns.pad('next'), mockPad, mockPad.doc())
+
+    expect(getContents(mockStore, mockPad)).toBe('First line')
+  })
 })
 
 describe('getTitle()', () => {

scratchpad/data.ts

@@ -5,6 +5,7 @@ import { InitialisationFunction } from './types'
 
 const ns = vocab($rdf)
 
+/* istanbul ignore next [Side effects are contained to initialise(), so ignore just that for test coverage] */
 export const initialise: InitialisationFunction = async (store, user) => {
   const creationDate = new Date()
   const [pad, initialisationAdditions] = getInitialisationStatements(creationDate, store, user)

scratchpad/view.test.ts

@@ -68,3 +68,25 @@ describe('View mode', () => {
     expect(container.outerHTML).toMatchSnapshot()
   })
 })
+
+describe('Edit mode', () => {
+  it('should switch to edit mode when clicking the edit button', async () => {
+    const mockStore = $rdf.graph()
+    const mockPad = addMockPad(mockStore)
+    const mockUser = $rdf.sym('https://mock-user')
+
+    const container = document.createElement('div')
+
+    view({
+      container: container,
+      subject: mockPad,
+      store: mockStore,
+      user: mockUser
+    })
+    const button = container.querySelector('button')
+    button!.dispatchEvent(new Event('click'))
+
+    const textarea = container.querySelector('textarea')
+    expect(textarea).toBeDefined()
+  })
+})

scratchpad/view.ts

@@ -26,6 +26,7 @@ export function view ({ container, subject, store, user }: ViewParams) {
   }
 
   function toEditMode () {
+    /* istanbul ignore if [This should not be able to happen, but since the view is not stateless, we cannot verify this in unit tests.] */
     if (!user) {
       return
     }
@@ -37,6 +38,7 @@ export function view ({ container, subject, store, user }: ViewParams) {
     textArea.textContent = content
 
     const form = container.getElementsByTagName('form')[0]
+    /* istanbul ignore next [Side effects get executed here, so do not run them in unit tests:] */
     form.addEventListener('submit', (event) => {
       event.preventDefault()