spellcheck -> context menu with spelling suggestions

tests/lib/contextMenuBuilder.test.js

@@ -0,0 +1,126 @@
+let menuBuilderParameter
+jest.mock('electron', () => {
+  return {remote: {require: jest.fn(() => { return {Menu: {buildFromTemplate: jest.fn((param) => { menuBuilderParameter = param })}} })}}
+})
+
+const spellcheck = require('browser/lib/spellcheck')
+const buildEditorContextMenu = require('browser/lib/contextMenuBuilder')
+
+beforeEach(() => {
+  menuBuilderParameter = null
+})
+
+it('should make sure that no context menu is build if the passed editor instance was null', function () {
+  const event = {
+    pageX: 12,
+    pageY: 12
+  }
+  buildEditorContextMenu(null, event)
+  expect(menuBuilderParameter).toEqual(null)
+})
+
+it('should make sure that word suggestions are only requested if the word contained a typo', function () {
+  spellcheck.getSpellingSuggestion = jest.fn()
+  const editor = jest.fn()
+  editor.coordsChar = jest.fn()
+  editor.findWordAt = jest.fn(() => { return {anchor: {}, head: {}} })
+  editor.getRange = jest.fn()
+  editor.findMarks = jest.fn(() => [])
+  const event = {
+    pageX: 12,
+    pageY: 12
+  }
+  const expectedMenuParameter = [ { role: 'cut' },
+    { role: 'copy' },
+    { role: 'paste' },
+    { role: 'selectall' } ]
+  buildEditorContextMenu(editor, event)
+  expect(menuBuilderParameter).toEqual(expectedMenuParameter)
+  expect(spellcheck.getSpellingSuggestion).not.toHaveBeenCalled()
+})
+
+it('should make sure that word suggestions are only requested if the word contained a typo and no other mark', function () {
+  spellcheck.getSpellingSuggestion = jest.fn()
+  spellcheck.getCSSClassName = jest.fn(() => 'dummyErrorClassName')
+  const editor = jest.fn()
+  editor.coordsChar = jest.fn()
+  editor.findWordAt = jest.fn(() => { return {anchor: {}, head: {}} })
+  editor.getRange = jest.fn()
+  const dummyMarks = [
+    {className: 'someStupidClassName'}
+  ]
+  editor.findMarks = jest.fn(() => dummyMarks)
+  const event = {
+    pageX: 12,
+    pageY: 12
+  }
+  const expectedMenuParameter = [ { role: 'cut' },
+    { role: 'copy' },
+    { role: 'paste' },
+    { role: 'selectall' } ]
+  buildEditorContextMenu(editor, event)
+  expect(menuBuilderParameter).toEqual(expectedMenuParameter)
+  expect(spellcheck.getSpellingSuggestion).not.toHaveBeenCalled()
+})
+
+it('should make sure that word suggestions calls the right editor functions', function () {
+  spellcheck.getSpellingSuggestion = jest.fn()
+  spellcheck.getCSSClassName = jest.fn(() => 'dummyErrorClassName')
+  const dummyCursor = {dummy: 'dummy'}
+  const dummyRange = {anchor: {test: 'test'}, head: {test2: 'test2'}}
+  const editor = jest.fn()
+  editor.coordsChar = jest.fn(() => dummyCursor)
+  editor.findWordAt = jest.fn(() => dummyRange)
+  editor.getRange = jest.fn()
+  const dummyMarks = [
+    {className: 'someStupidClassName'}
+  ]
+  editor.findMarks = jest.fn(() => dummyMarks)
+  const event = {
+    pageX: 12,
+    pageY: 21
+  }
+
+  const expectedCoordsCharCall = {left: event.pageX, top: event.pageY}
+
+  buildEditorContextMenu(editor, event)
+
+  expect(editor.coordsChar).toHaveBeenCalledWith(expectedCoordsCharCall)
+  expect(editor.findWordAt).toHaveBeenCalledWith(dummyCursor)
+  expect(editor.getRange).toHaveBeenCalledWith(dummyRange.anchor, dummyRange.head)
+})
+
+it('should make sure that word suggestions creates a correct menu if there was an error', function () {
+  const suggestions = ['test1', 'test2', 'Pustekuchen']
+  const errorClassName = 'errorCSS'
+  const wordToCorrect = 'pustekuchen'
+  const dummyMarks = [
+    {className: errorClassName}
+  ]
+  spellcheck.getSpellingSuggestion = jest.fn(() => suggestions)
+  spellcheck.getCSSClassName = jest.fn(() => errorClassName)
+  const editor = jest.fn()
+  editor.coordsChar = jest.fn()
+  editor.findWordAt = jest.fn(() => { return {anchor: {}, head: {}} })
+  editor.getRange = jest.fn(() => wordToCorrect)
+  editor.findMarks = jest.fn(() => [])
+
+  editor.findMarks = jest.fn(() => dummyMarks)
+  const event = {
+    pageX: 12,
+    pageY: 12
+  }
+  buildEditorContextMenu(editor, event)
+  expect(menuBuilderParameter[0].label).toEqual(suggestions[0])
+  expect(menuBuilderParameter[0].click).not.toBeNull()
+  expect(menuBuilderParameter[1].label).toEqual(suggestions[1])
+  expect(menuBuilderParameter[1].click).not.toBeNull()
+  expect(menuBuilderParameter[2].label).toEqual(suggestions[2])
+  expect(menuBuilderParameter[2].click).not.toBeNull()
+  expect(menuBuilderParameter[3].type).toEqual('separator')
+  expect(menuBuilderParameter[4].role).toEqual('cut')
+  expect(menuBuilderParameter[5].role).toEqual('copy')
+  expect(menuBuilderParameter[6].role).toEqual('paste')
+  expect(menuBuilderParameter[7].role).toEqual('selectall')
+  expect(spellcheck.getSpellingSuggestion).toHaveBeenCalledWith(wordToCorrect)
+})