97386d20b5
* fix release script * fix svgcanvas edge cases * Update path-actions.js * add modern js * update deps * Update CHANGES.md
594 lines
19 KiB
JavaScript
594 lines
19 KiB
JavaScript
import { NS } from '../../packages/svgcanvas/core/namespaces.js'
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import * as utilities from '../../packages/svgcanvas/core/utilities.js'
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import * as history from '../../packages/svgcanvas/core/history.js'
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describe('history', function () {
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// TODO(codedread): Write tests for handling history events.
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utilities.mock({
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getHref () { return '#foo' },
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setHref () { /* empty fn */ },
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getRotationAngle () { return 0 }
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})
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// const svg = document.createElementNS(NS.SVG, 'svg');
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let undoMgr = null
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let divparent
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let div1
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let div2
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let div3
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let div4
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let div5
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let div
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class MockCommand extends history.Command {
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constructor (optText) {
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super()
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this.text = optText
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}
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apply (handler) {
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super.apply(handler, () => { /* empty fn */ })
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}
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unapply (handler) {
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super.unapply(handler, () => { /* empty fn */ })
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}
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elements () { return [] }
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}
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/*
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class MockHistoryEventHandler {
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handleHistoryEvent (eventType, command) {}
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}
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*/
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/**
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* Set up tests (with undo manager).
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* @returns {void}
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*/
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beforeEach(function () {
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undoMgr = new history.UndoManager()
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document.body.textContent = ''
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divparent = document.createElement('div')
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divparent.id = 'divparent'
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divparent.style.visibility = 'hidden'
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div1 = document.createElement('div'); div1.id = 'div1'
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div2 = document.createElement('div'); div2.id = 'div2'
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div3 = document.createElement('div'); div3.id = 'div3'
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div4 = document.createElement('div'); div4.id = 'div4'
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div5 = document.createElement('div'); div5.id = 'div5'
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div = document.createElement('div'); div.id = 'div'
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divparent.append(div1, div2, div3)
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div4.style.visibility = 'hidden'
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div4.append(div5)
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document.body.append(divparent, div)
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})
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/**
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* Tear down tests, destroying undo manager.
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* @returns {void}
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*/
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afterEach(() => {
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undoMgr = null
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})
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it('Test svgedit.history package', function () {
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assert.ok(history)
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assert.ok(history.MoveElementCommand)
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assert.ok(history.InsertElementCommand)
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assert.ok(history.ChangeElementCommand)
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assert.ok(history.RemoveElementCommand)
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assert.ok(history.BatchCommand)
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assert.ok(history.UndoManager)
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assert.equal(typeof history.MoveElementCommand, typeof function () { /* empty fn */ })
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assert.equal(typeof history.InsertElementCommand, typeof function () { /* empty fn */ })
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assert.equal(typeof history.ChangeElementCommand, typeof function () { /* empty fn */ })
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assert.equal(typeof history.RemoveElementCommand, typeof function () { /* empty fn */ })
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assert.equal(typeof history.BatchCommand, typeof function () { /* empty fn */ })
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assert.equal(typeof history.UndoManager, typeof function () { /* empty fn */ })
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})
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it('Test UndoManager methods', function () {
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assert.ok(undoMgr)
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assert.ok(undoMgr.addCommandToHistory)
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assert.ok(undoMgr.getUndoStackSize)
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assert.ok(undoMgr.getRedoStackSize)
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assert.ok(undoMgr.resetUndoStack)
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assert.ok(undoMgr.getNextUndoCommandText)
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assert.ok(undoMgr.getNextRedoCommandText)
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assert.equal(typeof undoMgr, typeof {})
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assert.equal(typeof undoMgr.addCommandToHistory, typeof function () { /* empty fn */ })
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assert.equal(typeof undoMgr.getUndoStackSize, typeof function () { /* empty fn */ })
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assert.equal(typeof undoMgr.getRedoStackSize, typeof function () { /* empty fn */ })
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assert.equal(typeof undoMgr.resetUndoStack, typeof function () { /* empty fn */ })
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assert.equal(typeof undoMgr.getNextUndoCommandText, typeof function () { /* empty fn */ })
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assert.equal(typeof undoMgr.getNextRedoCommandText, typeof function () { /* empty fn */ })
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})
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it('Test UndoManager.addCommandToHistory() function', function () {
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assert.equal(undoMgr.getUndoStackSize(), 0)
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undoMgr.addCommandToHistory(new MockCommand())
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assert.equal(undoMgr.getUndoStackSize(), 1)
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undoMgr.addCommandToHistory(new MockCommand())
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assert.equal(undoMgr.getUndoStackSize(), 2)
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})
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it('Test UndoManager.getUndoStackSize() and getRedoStackSize() functions', function () {
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undoMgr.addCommandToHistory(new MockCommand())
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undoMgr.addCommandToHistory(new MockCommand())
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undoMgr.addCommandToHistory(new MockCommand())
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assert.equal(undoMgr.getUndoStackSize(), 3)
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assert.equal(undoMgr.getRedoStackSize(), 0)
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undoMgr.undo()
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assert.equal(undoMgr.getUndoStackSize(), 2)
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assert.equal(undoMgr.getRedoStackSize(), 1)
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undoMgr.undo()
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assert.equal(undoMgr.getUndoStackSize(), 1)
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assert.equal(undoMgr.getRedoStackSize(), 2)
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undoMgr.undo()
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assert.equal(undoMgr.getUndoStackSize(), 0)
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assert.equal(undoMgr.getRedoStackSize(), 3)
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undoMgr.undo()
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assert.equal(undoMgr.getUndoStackSize(), 0)
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assert.equal(undoMgr.getRedoStackSize(), 3)
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undoMgr.redo()
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assert.equal(undoMgr.getUndoStackSize(), 1)
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assert.equal(undoMgr.getRedoStackSize(), 2)
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undoMgr.redo()
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assert.equal(undoMgr.getUndoStackSize(), 2)
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assert.equal(undoMgr.getRedoStackSize(), 1)
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undoMgr.redo()
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assert.equal(undoMgr.getUndoStackSize(), 3)
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assert.equal(undoMgr.getRedoStackSize(), 0)
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undoMgr.redo()
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assert.equal(undoMgr.getUndoStackSize(), 3)
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assert.equal(undoMgr.getRedoStackSize(), 0)
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})
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it('Test UndoManager.resetUndoStackSize() function', function () {
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undoMgr.addCommandToHistory(new MockCommand())
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undoMgr.addCommandToHistory(new MockCommand())
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undoMgr.addCommandToHistory(new MockCommand())
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undoMgr.undo()
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assert.equal(undoMgr.getUndoStackSize(), 2)
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assert.equal(undoMgr.getRedoStackSize(), 1)
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undoMgr.resetUndoStack()
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assert.equal(undoMgr.getUndoStackSize(), 0)
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assert.equal(undoMgr.getRedoStackSize(), 0)
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})
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it('Test UndoManager.getNextUndoCommandText() function', function () {
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assert.equal(undoMgr.getNextUndoCommandText(), '')
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undoMgr.addCommandToHistory(new MockCommand('First'))
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undoMgr.addCommandToHistory(new MockCommand('Second'))
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undoMgr.addCommandToHistory(new MockCommand('Third'))
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assert.equal(undoMgr.getNextUndoCommandText(), 'Third')
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undoMgr.undo()
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assert.equal(undoMgr.getNextUndoCommandText(), 'Second')
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undoMgr.undo()
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assert.equal(undoMgr.getNextUndoCommandText(), 'First')
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undoMgr.undo()
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assert.equal(undoMgr.getNextUndoCommandText(), '')
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undoMgr.redo()
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assert.equal(undoMgr.getNextUndoCommandText(), 'First')
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undoMgr.redo()
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assert.equal(undoMgr.getNextUndoCommandText(), 'Second')
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undoMgr.redo()
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assert.equal(undoMgr.getNextUndoCommandText(), 'Third')
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undoMgr.redo()
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assert.equal(undoMgr.getNextUndoCommandText(), 'Third')
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})
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it('Test UndoManager.getNextRedoCommandText() function', function () {
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assert.equal(undoMgr.getNextRedoCommandText(), '')
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undoMgr.addCommandToHistory(new MockCommand('First'))
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undoMgr.addCommandToHistory(new MockCommand('Second'))
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undoMgr.addCommandToHistory(new MockCommand('Third'))
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assert.equal(undoMgr.getNextRedoCommandText(), '')
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undoMgr.undo()
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assert.equal(undoMgr.getNextRedoCommandText(), 'Third')
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undoMgr.undo()
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assert.equal(undoMgr.getNextRedoCommandText(), 'Second')
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undoMgr.undo()
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assert.equal(undoMgr.getNextRedoCommandText(), 'First')
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undoMgr.redo()
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assert.equal(undoMgr.getNextRedoCommandText(), 'Second')
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undoMgr.redo()
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assert.equal(undoMgr.getNextRedoCommandText(), 'Third')
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undoMgr.redo()
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assert.equal(undoMgr.getNextRedoCommandText(), '')
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})
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it('Test UndoManager.undo() and redo() functions', function () {
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let lastCalled = null
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const cmd1 = new MockCommand()
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const cmd2 = new MockCommand()
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const cmd3 = new MockCommand()
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cmd1.apply = function () { lastCalled = 'cmd1.apply' }
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cmd2.apply = function () { lastCalled = 'cmd2.apply' }
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cmd3.apply = function () { lastCalled = 'cmd3.apply' }
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cmd1.unapply = function () { lastCalled = 'cmd1.unapply' }
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cmd2.unapply = function () { lastCalled = 'cmd2.unapply' }
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cmd3.unapply = function () { lastCalled = 'cmd3.unapply' }
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undoMgr.addCommandToHistory(cmd1)
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undoMgr.addCommandToHistory(cmd2)
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undoMgr.addCommandToHistory(cmd3)
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assert.ok(!lastCalled)
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undoMgr.undo()
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assert.equal(lastCalled, 'cmd3.unapply')
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undoMgr.redo()
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assert.equal(lastCalled, 'cmd3.apply')
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undoMgr.undo()
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undoMgr.undo()
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assert.equal(lastCalled, 'cmd2.unapply')
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undoMgr.undo()
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assert.equal(lastCalled, 'cmd1.unapply')
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lastCalled = null
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undoMgr.undo()
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assert.ok(!lastCalled)
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undoMgr.redo()
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assert.equal(lastCalled, 'cmd1.apply')
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undoMgr.redo()
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assert.equal(lastCalled, 'cmd2.apply')
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undoMgr.redo()
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assert.equal(lastCalled, 'cmd3.apply')
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lastCalled = null
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undoMgr.redo()
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assert.ok(!lastCalled)
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})
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it('Test MoveElementCommand', function () {
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let move = new history.MoveElementCommand(div3, div1, divparent)
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assert.ok(move.unapply)
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assert.ok(move.apply)
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assert.equal(typeof move.unapply, typeof function () { /* empty fn */ })
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assert.equal(typeof move.apply, typeof function () { /* empty fn */ })
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move.unapply()
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assert.equal(divparent.firstElementChild, div3)
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assert.equal(divparent.firstElementChild.nextElementSibling, div1)
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assert.equal(divparent.lastElementChild, div2)
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move.apply()
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(divparent.firstElementChild.nextElementSibling, div2)
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assert.equal(divparent.lastElementChild, div3)
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move = new history.MoveElementCommand(div1, null, divparent)
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move.unapply()
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assert.equal(divparent.firstElementChild, div2)
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assert.equal(divparent.firstElementChild.nextElementSibling, div3)
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assert.equal(divparent.lastElementChild, div1)
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move.apply()
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(divparent.firstElementChild.nextElementSibling, div2)
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assert.equal(divparent.lastElementChild, div3)
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move = new history.MoveElementCommand(div2, div5, div4)
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move.unapply()
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(divparent.firstElementChild.nextElementSibling, div3)
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assert.equal(divparent.lastElementChild, div3)
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assert.equal(div4.firstElementChild, div2)
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assert.equal(div4.firstElementChild.nextElementSibling, div5)
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move.apply()
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(divparent.firstElementChild.nextElementSibling, div2)
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assert.equal(divparent.lastElementChild, div3)
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assert.equal(div4.firstElementChild, div5)
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assert.equal(div4.lastElementChild, div5)
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})
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it('Test InsertElementCommand', function () {
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let insert = new history.InsertElementCommand(div3)
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assert.ok(insert.unapply)
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assert.ok(insert.apply)
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assert.equal(typeof insert.unapply, typeof function () { /* empty fn */ })
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assert.equal(typeof insert.apply, typeof function () { /* empty fn */ })
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insert.unapply()
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assert.equal(divparent.childElementCount, 2)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div2)
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assert.equal(divparent.lastElementChild, div2)
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insert.apply()
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assert.equal(divparent.childElementCount, 3)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div2)
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assert.equal(div2.nextElementSibling, div3)
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insert = new history.InsertElementCommand(div2)
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insert.unapply()
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assert.equal(divparent.childElementCount, 2)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div3)
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assert.equal(divparent.lastElementChild, div3)
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insert.apply()
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assert.equal(divparent.childElementCount, 3)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div2)
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assert.equal(div2.nextElementSibling, div3)
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})
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it('Test RemoveElementCommand', function () {
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const div6 = document.createElement('div')
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div6.id = 'div6'
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let remove = new history.RemoveElementCommand(div6, null, divparent)
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assert.ok(remove.unapply)
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assert.ok(remove.apply)
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assert.equal(typeof remove.unapply, typeof function () { /* empty fn */ })
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assert.equal(typeof remove.apply, typeof function () { /* empty fn */ })
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remove.unapply()
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assert.equal(divparent.childElementCount, 4)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div2)
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assert.equal(div2.nextElementSibling, div3)
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assert.equal(div3.nextElementSibling, div6)
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remove.apply()
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assert.equal(divparent.childElementCount, 3)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div2)
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assert.equal(div2.nextElementSibling, div3)
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remove = new history.RemoveElementCommand(div6, div2, divparent)
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remove.unapply()
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assert.equal(divparent.childElementCount, 4)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div6)
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assert.equal(div6.nextElementSibling, div2)
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assert.equal(div2.nextElementSibling, div3)
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remove.apply()
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assert.equal(divparent.childElementCount, 3)
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assert.equal(divparent.firstElementChild, div1)
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assert.equal(div1.nextElementSibling, div2)
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assert.equal(div2.nextElementSibling, div3)
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})
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it('Test ChangeElementCommand', function () {
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div1.setAttribute('title', 'new title')
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let change = new history.ChangeElementCommand(div1,
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{ title: 'old title', class: 'foo' })
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assert.ok(change.unapply)
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assert.ok(change.apply)
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assert.equal(typeof change.unapply, typeof function () { /* empty fn */ })
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assert.equal(typeof change.apply, typeof function () { /* empty fn */ })
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change.unapply()
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assert.equal(div1.getAttribute('title'), 'old title')
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assert.equal(div1.getAttribute('class'), 'foo')
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change.apply()
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assert.equal(div1.getAttribute('title'), 'new title')
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assert.ok(!div1.getAttribute('class'))
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div1.textContent = 'inner text'
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change = new history.ChangeElementCommand(div1,
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{ '#text': null })
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change.unapply()
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assert.ok(!div1.textContent)
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change.apply()
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assert.equal(div1.textContent, 'inner text')
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div1.textContent = ''
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change = new history.ChangeElementCommand(div1,
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{ '#text': 'old text' })
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change.unapply()
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assert.equal(div1.textContent, 'old text')
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change.apply()
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assert.ok(!div1.textContent)
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// TODO(codedread): Refactor this #href stuff in history.js and svgcanvas.js
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const rect = document.createElementNS(NS.SVG, 'rect')
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let justCalled = null
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let gethrefvalue = null
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let sethrefvalue = null
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utilities.mock({
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getHref (elem) {
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assert.equal(elem, rect)
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justCalled = 'getHref'
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return gethrefvalue
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},
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setHref (elem, val) {
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assert.equal(elem, rect)
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assert.equal(val, sethrefvalue)
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justCalled = 'setHref'
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},
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getRotationAngle () { return 0 }
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})
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gethrefvalue = '#newhref'
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change = new history.ChangeElementCommand(rect,
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{ '#href': '#oldhref' })
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assert.equal(justCalled, 'getHref')
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justCalled = null
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sethrefvalue = '#oldhref'
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change.unapply()
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assert.equal(justCalled, 'setHref')
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justCalled = null
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sethrefvalue = '#newhref'
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change.apply()
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assert.equal(justCalled, 'setHref')
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// Ensure numeric zero values are not treated like "remove attribute".
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const rectZero = document.createElementNS(NS.SVG, 'rect')
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rectZero.setAttribute('x', '5')
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change = new history.ChangeElementCommand(rectZero, { x: 0 })
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change.unapply()
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assert.equal(rectZero.getAttribute('x'), '0')
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change.apply()
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assert.equal(rectZero.getAttribute('x'), '5')
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// Ensure "#href" can be removed when the previous value was null.
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const rectHref = document.createElementNS(NS.SVG, 'rect')
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rectHref.setAttribute('href', '#newhref')
|
|
let calls = []
|
|
utilities.mock({
|
|
getHref (elem) {
|
|
assert.equal(elem, rectHref)
|
|
calls.push('getHref')
|
|
return rectHref.getAttribute('href')
|
|
},
|
|
setHref (elem, val) {
|
|
assert.equal(elem, rectHref)
|
|
calls.push('setHref')
|
|
rectHref.setAttribute('href', val)
|
|
},
|
|
getRotationAngle () { return 0 }
|
|
})
|
|
|
|
calls = []
|
|
change = new history.ChangeElementCommand(rectHref, { '#href': null })
|
|
assert.deepEqual(calls, ['getHref'])
|
|
|
|
calls = []
|
|
change.unapply()
|
|
assert.equal(rectHref.hasAttribute('href'), false)
|
|
assert.deepEqual(calls, [])
|
|
|
|
calls = []
|
|
change.apply()
|
|
assert.equal(rectHref.getAttribute('href'), '#newhref')
|
|
assert.deepEqual(calls, ['setHref'])
|
|
|
|
const line = document.createElementNS(NS.SVG, 'line')
|
|
line.setAttribute('class', 'newClass')
|
|
change = new history.ChangeElementCommand(line, { class: 'oldClass' })
|
|
|
|
assert.ok(change.unapply)
|
|
assert.ok(change.apply)
|
|
assert.equal(typeof change.unapply, typeof function () { /* empty fn */ })
|
|
assert.equal(typeof change.apply, typeof function () { /* empty fn */ })
|
|
|
|
change.unapply()
|
|
assert.equal(line.getAttribute('class'), 'oldClass')
|
|
|
|
change.apply()
|
|
assert.equal(line.getAttribute('class'), 'newClass')
|
|
})
|
|
|
|
it('Test BatchCommand', function () {
|
|
let concatResult = ''
|
|
MockCommand.prototype.apply = function () { concatResult += this.text }
|
|
|
|
const batch = new history.BatchCommand()
|
|
assert.ok(batch.unapply)
|
|
assert.ok(batch.apply)
|
|
assert.ok(batch.addSubCommand)
|
|
assert.ok(batch.isEmpty)
|
|
assert.equal(typeof batch.unapply, 'function')
|
|
assert.equal(typeof batch.apply, 'function')
|
|
assert.equal(typeof batch.addSubCommand, 'function')
|
|
assert.equal(typeof batch.isEmpty, 'function')
|
|
|
|
assert.ok(batch.isEmpty())
|
|
|
|
batch.addSubCommand(new MockCommand('a'))
|
|
assert.ok(!batch.isEmpty())
|
|
batch.addSubCommand(new MockCommand('b'))
|
|
batch.addSubCommand(new MockCommand('c'))
|
|
|
|
assert.ok(!concatResult)
|
|
batch.apply()
|
|
assert.equal(concatResult, 'abc')
|
|
|
|
MockCommand.prototype.apply = function () { /* empty fn */ }
|
|
MockCommand.prototype.unapply = function () { concatResult += this.text }
|
|
concatResult = ''
|
|
assert.ok(!concatResult)
|
|
batch.unapply()
|
|
assert.equal(concatResult, 'cba')
|
|
|
|
MockCommand.prototype.unapply = function () { /* empty fn */ }
|
|
})
|
|
|
|
it('Test BatchCommand with elements() method', function () {
|
|
const batch = new history.BatchCommand('test batch with elements')
|
|
|
|
// Create some mock commands that reference elements
|
|
class MockElementCommand {
|
|
constructor (elem) { this.elem = elem }
|
|
elements () { return [this.elem] }
|
|
apply () { /* empty fn */ }
|
|
unapply () { /* empty fn */ }
|
|
getText () { return 'mock' }
|
|
}
|
|
|
|
const elem1 = document.createElementNS(NS.SVG, 'rect')
|
|
const cmd1 = new MockElementCommand(elem1)
|
|
batch.addSubCommand(cmd1)
|
|
|
|
const elems = batch.elements()
|
|
assert.ok(Array.isArray(elems))
|
|
})
|
|
|
|
it('Test BatchCommand getText()', function () {
|
|
const batch = new history.BatchCommand('my test batch')
|
|
assert.equal(batch.getText(), 'my test batch')
|
|
})
|
|
})
|