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joplin/packages/lib/reducer.test.js
2021-05-21 15:17:21 +02:00

593 lines
20 KiB
JavaScript

const { setupDatabaseAndSynchronizer, switchClient, createNTestNotes, createNTestFolders, createNTestTags } = require('./testing/test-utils.js');
const reducer = require('./reducer').default;
const { defaultState, MAX_HISTORY } = require('./reducer');
const { ALL_NOTES_FILTER_ID } = require('./reserved-ids');
function initTestState(folders, selectedFolderIndex, notes, selectedNoteIndexes, tags = null, selectedTagIndex = null) {
let state = defaultState;
if (selectedFolderIndex != null) {
state = reducer(state, { type: 'FOLDER_SELECT', id: folders[selectedFolderIndex].id });
}
if (folders != null) {
state = reducer(state, { type: 'FOLDER_UPDATE_ALL', items: folders });
}
if (notes != null) {
state = reducer(state, { type: 'NOTE_UPDATE_ALL', notes: notes, noteSource: 'test' });
}
if (selectedNoteIndexes != null) {
const selectedIds = [];
for (let i = 0; i < selectedNoteIndexes.length; i++) {
selectedIds.push(notes[selectedNoteIndexes[i]].id);
}
state = reducer(state, { type: 'NOTE_SELECT', ids: selectedIds });
}
if (tags != null) {
state = reducer(state, { type: 'TAG_UPDATE_ALL', items: tags });
}
if (selectedTagIndex != null) {
state = reducer(state, { type: 'TAG_SELECT', id: tags[selectedTagIndex].id });
}
return state;
}
function goToNote(notes, selectedNoteIndexes, state) {
if (selectedNoteIndexes != null) {
const selectedIds = [];
for (let i = 0; i < selectedNoteIndexes.length; i++) {
selectedIds.push(notes[selectedNoteIndexes[i]].id);
}
state = reducer(state, { type: 'NOTE_SELECT', ids: selectedIds });
}
return state;
}
function goBackWard(state) {
if (!state.backwardHistoryNotes.length) return state;
state = reducer(state, {
type: 'HISTORY_BACKWARD',
});
return state;
}
function goForward(state) {
if (!state.forwardHistoryNotes.length) return state;
state = reducer(state, {
type: 'HISTORY_FORWARD',
});
return state;
}
function createExpectedState(items, keepIndexes, selectedIndexes) {
const expected = { items: [], selectedIds: [] };
for (let i = 0; i < selectedIndexes.length; i++) {
expected.selectedIds.push(items[selectedIndexes[i]].id);
}
for (let i = 0; i < keepIndexes.length; i++) {
expected.items.push(items[keepIndexes[i]]);
}
return expected;
}
function getIds(items, indexes = null) {
const ids = [];
for (let i = 0; i < items.length; i++) {
if (indexes == null || i in indexes) {
ids.push(items[i].id);
}
}
return ids;
}
describe('reducer', function() {
beforeEach(async (done) => {
await setupDatabaseAndSynchronizer(1);
await switchClient(1);
done();
});
// tests for NOTE_DELETE
it('should delete selected note', (async () => {
// create 1 folder
const folders = await createNTestFolders(1);
// create 5 notes
const notes = await createNTestNotes(5, folders[0]);
// select the 1st folder and the 3rd note
let state = initTestState(folders, 0, notes, [2]);
// test action
// delete the third note
state = reducer(state, { type: 'NOTE_DELETE', id: notes[2].id });
// expect that the third note is missing, and the 4th note is now selected
const expected = createExpectedState(notes, [0,1,3,4], [3]);
// check the ids of all the remaining notes
expect(getIds(state.notes)).toEqual(getIds(expected.items));
// check the ids of the selected notes
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete selected note at top', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [1]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[0].id });
const expected = createExpectedState(notes, [1,2,3,4], [1]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete last remaining note', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(1, folders[0]);
let state = initTestState(folders, 0, notes, [0]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[0].id });
const expected = createExpectedState(notes, [], []);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete selected note at bottom', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [4]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[4].id });
const expected = createExpectedState(notes, [0,1,2,3], [3]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete note when a note below is selected', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [3]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[1].id });
const expected = createExpectedState(notes, [0,2,3,4], [3]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete note when a note above is selected', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [1]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[3].id });
const expected = createExpectedState(notes, [0,1,2,4], [1]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete selected notes', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [1,2]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[1].id });
state = reducer(state, { type: 'NOTE_DELETE', id: notes[2].id });
const expected = createExpectedState(notes, [0,3,4], [3]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete note when a notes below it are selected', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [3,4]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[1].id });
const expected = createExpectedState(notes, [0,2,3,4], [3,4]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete note when a notes above it are selected', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [1,2]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[3].id });
const expected = createExpectedState(notes, [0,1,2,4], [1,2]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete notes at end', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [3,4]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[3].id });
state = reducer(state, { type: 'NOTE_DELETE', id: notes[4].id });
const expected = createExpectedState(notes, [0,1,2], [2]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should delete notes when non-contiguous selection', (async () => {
const folders = await createNTestFolders(1);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 0, notes, [0,2,4]);
// test action
state = reducer(state, { type: 'NOTE_DELETE', id: notes[0].id });
state = reducer(state, { type: 'NOTE_DELETE', id: notes[2].id });
state = reducer(state, { type: 'NOTE_DELETE', id: notes[4].id });
const expected = createExpectedState(notes, [1,3], [1]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
// tests for FOLDER_DELETE
it('should delete selected notebook', (async () => {
const folders = await createNTestFolders(5);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 2, notes, [2]);
// test action
state = reducer(state, { type: 'FOLDER_DELETE', id: folders[2].id });
const expected = createExpectedState(folders, [0,1,3,4], [3]);
expect(getIds(state.folders)).toEqual(getIds(expected.items));
expect(state.selectedFolderId).toEqual(expected.selectedIds[0]);
}));
it('should delete notebook when a book above is selected', (async () => {
const folders = await createNTestFolders(5);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 1, notes, [2]);
// test action
state = reducer(state, { type: 'FOLDER_DELETE', id: folders[2].id });
const expected = createExpectedState(folders, [0,1,3,4], [1]);
expect(getIds(state.folders)).toEqual(getIds(expected.items));
expect(state.selectedFolderId).toEqual(expected.selectedIds[0]);
}));
it('should delete notebook when a book below is selected', (async () => {
const folders = await createNTestFolders(5);
const notes = await createNTestNotes(5, folders[0]);
let state = initTestState(folders, 4, notes, [2]);
// test action
state = reducer(state, { type: 'FOLDER_DELETE', id: folders[2].id });
const expected = createExpectedState(folders, [0,1,3,4], [4]);
expect(getIds(state.folders)).toEqual(getIds(expected.items));
expect(state.selectedFolderId).toEqual(expected.selectedIds[0]);
}));
// tests for TAG_DELETE
it('should delete selected tag', (async () => {
const tags = await createNTestTags(5);
let state = initTestState(null, null, null, null, tags, [2]);
// test action
state = reducer(state, { type: 'TAG_DELETE', id: tags[2].id });
const expected = createExpectedState(tags, [0,1,3,4], [3]);
expect(getIds(state.tags)).toEqual(getIds(expected.items));
expect(state.selectedTagId).toEqual(expected.selectedIds[0]);
}));
it('should delete tag when a tag above is selected', (async () => {
const tags = await createNTestTags(5);
let state = initTestState(null, null, null, null, tags, [2]);
// test action
state = reducer(state, { type: 'TAG_DELETE', id: tags[4].id });
const expected = createExpectedState(tags, [0,1,2,3], [2]);
expect(getIds(state.tags)).toEqual(getIds(expected.items));
expect(state.selectedTagId).toEqual(expected.selectedIds[0]);
}));
it('should delete tag when a tag below is selected', (async () => {
const tags = await createNTestTags(5);
let state = initTestState(null, null, null, null, tags, [2]);
// test action
state = reducer(state, { type: 'TAG_DELETE', id: tags[0].id });
const expected = createExpectedState(tags, [1,2,3,4], [2]);
expect(getIds(state.tags)).toEqual(getIds(expected.items));
expect(state.selectedTagId).toEqual(expected.selectedIds[0]);
}));
it('should select all notes', (async () => {
const folders = await createNTestFolders(2);
const notes = [];
for (let i = 0; i < folders.length; i++) {
notes.push(...await createNTestNotes(3, folders[i]));
}
let state = initTestState(folders, 0, notes.slice(0,3), [0]);
let expected = createExpectedState(notes, [0,1,2], [0]);
expect(state.notes.length).toEqual(expected.items.length);
expect(getIds(state.notes.slice(0,4))).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
// test action
state = reducer(state, { type: 'NOTE_SELECT_ALL' });
expected = createExpectedState(notes.slice(0,3), [0,1,2], [0,1,2]);
expect(getIds(state.notes)).toEqual(getIds(expected.items));
expect(state.selectedNoteIds).toEqual(expected.selectedIds);
}));
it('should remove deleted note from history', (async () => {
// create 1 folder
const folders = await createNTestFolders(1);
// create 5 notes
const notes = await createNTestNotes(5, folders[0]);
// select the 1st folder and the 1st note
let state = initTestState(folders, 0, notes, [0]);
// select second note
state = goToNote(notes, [1], state);
// select third note
state = goToNote(notes, [2], state);
// select fourth note
state = goToNote(notes, [3], state);
// expect history to contain first, second and third note
expect(state.backwardHistoryNotes.length).toEqual(3);
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0, 3)));
// delete third note
state = reducer(state, { type: 'NOTE_DELETE', id: notes[2].id });
// expect history to not contain third note
expect(getIds(state.backwardHistoryNotes)).not.toContain(notes[2].id);
}));
it('should remove all notes of a deleted notebook from history', (async () => {
const folders = await createNTestFolders(2);
const notes = [];
for (let i = 0; i < folders.length; i++) {
notes.push(...await createNTestNotes(3, folders[i]));
}
let state = initTestState(folders, 0, notes.slice(0,3), [0]);
state = goToNote(notes, [1], state);
state = goToNote(notes, [2], state);
// go to second folder
state = reducer(state, { type: 'FOLDER_SELECT', id: folders[1].id });
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0, 3)));
// delete the first folder
state = reducer(state, { type: 'FOLDER_DELETE', id: folders[0].id });
expect(getIds(state.backwardHistoryNotes)).toEqual([]);
}));
it('should maintain history correctly when going backward and forward', (async () => {
const folders = await createNTestFolders(2);
const notes = [];
for (let i = 0; i < folders.length; i++) {
notes.push(...await createNTestNotes(5, folders[i]));
}
let state = initTestState(folders, 0, notes.slice(0,5), [0]);
state = goToNote(notes, [1], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
state = goToNote(notes, [4], state);
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0, 4)));
state = goBackWard(state);
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0,3)));
expect(getIds(state.forwardHistoryNotes)).toEqual(getIds(notes.slice(4, 5)));
state = goBackWard(state);
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0,2)));
// because we push the last seen note to stack.
expect(getIds(state.forwardHistoryNotes)).toEqual(getIds([notes[4], notes[3]]));
state = goForward(state);
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0,3)));
expect(getIds(state.forwardHistoryNotes)).toEqual(getIds([notes[4]]));
state = goForward(state);
expect(getIds(state.backwardHistoryNotes)).toEqual(getIds(notes.slice(0,4)));
expect(getIds(state.forwardHistoryNotes)).toEqual([]);
}));
it('should remember the last seen note of a notebook', (async () => {
const folders = await createNTestFolders(2);
const notes = [];
for (let i = 0; i < folders.length; i++) {
notes.push(...await createNTestNotes(5, folders[i]));
}
let state = initTestState(folders, 0, notes.slice(0,5), [0]);
state = goToNote(notes, [1], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
state = goToNote(notes, [4], state); // last seen note is notes[4]
// go to second folder
state = reducer(state, { type: 'FOLDER_SELECT', id: folders[1].id });
state = goToNote(notes, [5], state);
state = goToNote(notes, [6], state);
// return to first folder
state = reducer(state, { type: 'FOLDER_SELECT', id: folders[0].id });
expect(state.lastSelectedNotesIds.Folder[folders[0].id]).toEqual([notes[4].id]);
// return to second folder
state = reducer(state, { type: 'FOLDER_SELECT', id: folders[1].id });
expect(state.lastSelectedNotesIds.Folder[folders[1].id]).toEqual([notes[6].id]);
}));
it('should ensure that history is free of adjacent duplicates', (async () => {
// create 1 folder
const folders = await createNTestFolders(1);
// create 5 notes
const notes = await createNTestNotes(5, folders[0]);
// select the 1st folder and the 1st note
let state = initTestState(folders, 0, notes, [0]);
// backward = 0 1 2 3 2 3 2 3 2 3 2
// forward =
// current = 3
state = goToNote(notes, [1], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
state = goToNote(notes, [2], state);
state = goToNote(notes, [3], state);
// backward = 0 1 2 3 2 3 2 3 2 3
// forward = 3
// current = 2
state = goBackWard(state);
// backward = 0 1 2 3 2 3 2 3 2
// forward = 3 2
// current = 3
state = goBackWard(state);
// backward = 0 1 2 3 2 3 2 3
// forward = 3 2 3
// current = 2
state = goBackWard(state);
// backward = 0 1 2 3 2 3 2
// forward = 3 2 3 2
// current = 3
state = goBackWard(state);
expect(state.backwardHistoryNotes.map(n=>n.id)).toEqual([notes[0], notes[1], notes[2], notes[3], notes[2], notes[3], notes[2]].map(n=>n.id));
expect(state.forwardHistoryNotes.map(n=>n.id)).toEqual([notes[3], notes[2], notes[3], notes[2]].map(n=>n.id));
expect(state.selectedNoteIds).toEqual([notes[3].id]);
// delete third note
state = reducer(state, { type: 'NOTE_DELETE', id: notes[2].id });
// if adjacent duplicates not removed
// backward = 0 1 3 3
// forward = 3 3
// current = 3
// if adjacent duplicates are removed
// backward = 0 1 3
// forward = 3
// current = 3
// Expected: adjacent duplicates are removed and latest history does not contain current note
// backward = 0 1
// forward =
// current = 3
expect(state.backwardHistoryNotes.map(x => x.id)).toEqual([notes[0].id, notes[1].id]);
expect(state.forwardHistoryNotes.map(x => x.id)).toEqual([]);
expect(state.selectedNoteIds).toEqual([notes[3].id]);
}));
it('should ensure history max limit is maintained', (async () => {
const folders = await createNTestFolders(1);
// create 5 notes
const notes = await createNTestNotes(5, folders[0]);
// select the 1st folder and the 1st note
let state = initTestState(folders, 0, notes, [0]);
for (let i = 0; i < 2 * MAX_HISTORY; i++) {
state = goToNote(notes, [i % 5], state);
}
expect(state.backwardHistoryNotes.length).toEqual(MAX_HISTORY);
expect(state.forwardHistoryNotes.map(x => x.id)).toEqual([]);
for (let i = 0; i < 2 * MAX_HISTORY; i++) {
state = goBackWard(state);
}
expect(state.backwardHistoryNotes).toEqual([]);
expect(state.forwardHistoryNotes.length).toEqual(MAX_HISTORY);
for (let i = 0; i < 2 * MAX_HISTORY; i++) {
state = goForward(state);
}
expect(state.backwardHistoryNotes.length).toEqual(MAX_HISTORY);
expect(state.forwardHistoryNotes.map(x => x.id)).toEqual([]);
}));
it('should not change folders when all notes filter is on', async () => {
const folders = await createNTestFolders(2);
const notes = [];
for (let i = 0; i < folders.length; i++) {
notes.push(...await createNTestNotes(1, folders[i]));
}
// initialize state with no folders selected
let state = initTestState(folders, null, notes.slice(0,2), null);
// turn on 'All Notes' filter
state = reducer(state, { type: 'SMART_FILTER_SELECT', id: ALL_NOTES_FILTER_ID });
// change folder
state = reducer(state, { type: 'FOLDER_AND_NOTE_SELECT', folderId: folders[1].id, noteId: notes[1].id });
expect(state.selectedFolderId).toEqual(null);
expect(state.selectedNoteIds[0]).toEqual(notes[1].id);
});
});