svgedit/cypress/e2e/unit/utilities.cy.js

343 lines
10 KiB
JavaScript
Raw Permalink Blame History

import * as utilities from '../../../packages/svgcanvas/core/utilities.js'
import { NS } from '../../../packages/svgcanvas/core/namespaces.js'
describe('utilities', function () {
/**
* Create an element for test.
* @param {module:utilities.SVGElementJSON} jsonMap
* @returns {SVGElement}
*/
function mockCreateSVGElement (jsonMap) {
const elem = document.createElementNS(NS.SVG, jsonMap.element)
Object.entries(jsonMap.attr).forEach(([attr, value]) => {
elem.setAttribute(attr, value)
})
return elem
}
/**
* Adds SVG Element per parameters and appends to root.
* @param {module:utilities.SVGElementJSON} json
* @returns {SVGElement}
*/
function mockaddSVGElementsFromJson (json) {
const elem = mockCreateSVGElement(json)
svgroot.append(elem)
return elem
}
const mockPathActions = { resetOrientation () { /* empty fn */ } }
let mockHistorySubCommands = []
const mockHistory = {
BatchCommand: class {
addSubCommand (cmd) {
mockHistorySubCommands.push(cmd)
}
},
RemoveElementCommand: class {
// Longhand needed since used as a constructor
constructor (elem, nextSibling, parent) {
this.elem = elem
this.nextSibling = nextSibling
this.parent = parent
}
},
InsertElementCommand: class {
constructor (path) { // Longhand needed since used as a constructor
this.path = path
}
}
}
const mockCount = {
clearSelection: 0,
addToSelection: 0,
addCommandToHistory: 0
}
/**
* Increments clear seleciton count for mock test.
* @returns {void}
*/
function mockClearSelection () {
mockCount.clearSelection++
}
/**
* Increments add selection count for mock test.
* @returns {void}
*/
function mockAddToSelection () {
mockCount.addToSelection++
}
/**
* Increments add command to history count for mock test.
* @returns {void}
*/
function mockAddCommandToHistory () {
mockCount.addCommandToHistory++
}
const mockSvgCanvas = {
addSVGElementsFromJson: mockaddSVGElementsFromJson,
pathActions: mockPathActions,
clearSelection: mockClearSelection,
addToSelection: mockAddToSelection,
history: mockHistory,
addCommandToHistory: mockAddCommandToHistory
}
let svg; let svgroot
beforeEach(() => {
document.body.textContent = ''
mockHistorySubCommands = []
mockCount.clearSelection = 0
mockCount.addToSelection = 0
mockCount.addCommandToHistory = 0
const sandbox = document.createElement('div')
svg = document.createElementNS(NS.SVG, 'svg')
svgroot = mockCreateSVGElement({
element: 'svg',
attr: { id: 'svgroot' }
})
sandbox.append(svgroot)
document.body.append(sandbox)
})
it('Test svgedit.utilities package', function () {
assert.ok(utilities)
assert.ok(utilities.toXml)
assert.equal(typeof utilities.toXml, typeof function () { /* empty fn */ })
})
it('Test svgedit.utilities.toXml() function', function () {
const { toXml } = utilities
assert.equal(toXml('a'), 'a')
assert.equal(toXml('ABC_'), 'ABC_')
assert.equal(toXml('PB&J'), 'PB&J')
assert.equal(toXml('2 < 5'), '2 &lt; 5')
assert.equal(toXml('5 > 2'), '5 &gt; 2')
assert.equal(toXml('\'<&>"'), '&#x27;&lt;&amp;&gt;&quot;')
})
it('Test svgedit.utilities.encode64() function', function () {
const { encode64 } = utilities
assert.equal(encode64('abcdef'), 'YWJjZGVm')
assert.equal(encode64('12345'), 'MTIzNDU=')
assert.equal(encode64(' '), 'IA==')
assert.equal(encode64('`~!@#$%^&*()-_=+[{]}\\|;:\'",<.>/?'), 'YH4hQCMkJV4mKigpLV89K1t7XX1cfDs6JyIsPC4+Lz8=')
})
it('Test svgedit.utilities.decode64() function', function () {
const { decode64 } = utilities
assert.equal(decode64('YWJjZGVm'), 'abcdef')
assert.equal(decode64('MTIzNDU='), '12345')
assert.equal(decode64('IA=='), ' ')
assert.equal(decode64('YH4hQCMkJV4mKigpLV89K1t7XX1cfDs6JyIsPC4+Lz8='), '`~!@#$%^&*()-_=+[{]}\\|;:\'",<.>/?')
})
it('Test svgedit.utilities.convertToXMLReferences() function', function () {
const convert = utilities.convertToXMLReferences
assert.equal(convert('ABC'), 'ABC')
// assert.equal(convert('<27>BC'), '&#192;BC');
})
it('Test svgedit.utilities.bboxToObj() function', function () {
const { bboxToObj } = utilities
const rect = svg.createSVGRect()
rect.x = 1
rect.y = 2
rect.width = 3
rect.height = 4
const obj = bboxToObj(rect)
assert.equal(typeof obj, typeof {})
assert.equal(obj.x, 1)
assert.equal(obj.y, 2)
assert.equal(obj.width, 3)
assert.equal(obj.height, 4)
})
it('Test getUrlFromAttr', function () {
assert.equal(utilities.getUrlFromAttr('url(#foo)'), '#foo')
assert.equal(utilities.getUrlFromAttr('url(somefile.svg#foo)'), 'somefile.svg#foo')
assert.equal(utilities.getUrlFromAttr('url("#foo")'), '#foo')
assert.equal(utilities.getUrlFromAttr('url("#foo")'), '#foo')
})
it('Test getPathDFromSegments', function () {
const { getPathDFromSegments } = utilities
const doc = utilities.text2xml('<svg></svg>')
const path = doc.createElementNS(NS.SVG, 'path')
path.setAttribute('d', 'm0,0l5,0l0,5l-5,0l0,-5z')
let d = getPathDFromSegments([
['M', [1, 2]],
['Z', []]
])
assert.equal(d, 'M1,2 Z')
d = getPathDFromSegments([
['M', [1, 2]],
['M', [3, 4]],
['Z', []]
])
assert.equal(d, 'M1,2 M3,4 Z')
d = getPathDFromSegments([
['M', [1, 2]],
['C', [3, 4, 5, 6]],
['Z', []]
])
assert.equal(d, 'M1,2 C3,4 5,6 Z')
})
it('Test getPathDFromElement', function () {
const { getPathDFromElement } = utilities
let elem = mockCreateSVGElement({
element: 'path',
attr: { id: 'path', d: 'M0,1 Z' }
})
svgroot.append(elem)
assert.equal(getPathDFromElement(elem), 'M0,1 Z')
elem.remove()
elem = mockCreateSVGElement({
element: 'rect',
attr: { id: 'rect', x: '0', y: '1', width: '5', height: '10' }
})
svgroot.append(elem)
assert.equal(getPathDFromElement(elem), 'M0,1 L5,1 L5,11 L0,11 L0,1 Z')
elem.remove()
elem = mockCreateSVGElement({
element: 'rect',
attr: { id: 'roundrect', x: '0', y: '1', rx: '2', ry: '3', width: '10', height: '11' }
})
svgroot.append(elem)
const closeEnough = /M0,4 C0,2.3\d* 0.9\d*,1 2,1 L8,1 C9.0\d*,1 10,2.3\d* 10,4 L10,9 C10,10.6\d* 9.0\d*,12 8,12 L2,12 C0.9\d*,12 0,10.6\d* 0,9 L0,4 Z/
assert.equal(closeEnough.test(getPathDFromElement(elem)), true)
elem.remove()
elem = mockCreateSVGElement({
element: 'line',
attr: { id: 'line', x1: '0', y1: '1', x2: '5', y2: '6' }
})
svgroot.append(elem)
assert.equal(getPathDFromElement(elem), 'M0,1L5,6')
elem.remove()
elem = mockCreateSVGElement({
element: 'circle',
attr: { id: 'circle', cx: '10', cy: '11', rx: '5', ry: '10' }
})
svgroot.append(elem)
assert.equal(getPathDFromElement(elem), 'M5,11 C5,5.475138121546961 7.237569060773481,1 10,1 C12.762430939226519,1 15,5.475138121546961 15,11 C15,16.524861878453038 12.762430939226519,21 10,21 C7.237569060773481,21 5,16.524861878453038 5,11 Z')
elem.remove()
elem = mockCreateSVGElement({
element: 'polyline',
attr: { id: 'polyline', points: '0,1 5,1 5,11 0,11' }
})
svgroot.append(elem)
assert.equal(getPathDFromElement(elem), 'M0,1 5,1 5,11 0,11')
elem.remove()
assert.equal(getPathDFromElement({ tagName: 'something unknown' }), undefined)
})
it('Test getBBoxOfElementAsPath', function () {
/**
* Wrap `utilities.getBBoxOfElementAsPath` to convert bbox to object for testing.
* @type {module:utilities.getBBoxOfElementAsPath}
*/
function getBBoxOfElementAsPath (elem, addSVGElementsFromJson, pathActions) {
const bbox = utilities.getBBoxOfElementAsPath(elem, addSVGElementsFromJson, pathActions)
return utilities.bboxToObj(bbox) // need this for assert.equal() to work.
}
let elem = mockCreateSVGElement({
element: 'path',
attr: { id: 'path', d: 'M0,1 Z' }
})
svgroot.append(elem)
let bbox = getBBoxOfElementAsPath(elem, mockaddSVGElementsFromJson, mockPathActions)
assert.deepEqual(bbox, { x: 0, y: 1, width: 0, height: 0 })
elem.remove()
elem = mockCreateSVGElement({
element: 'rect',
attr: { id: 'rect', x: '0', y: '1', width: '5', height: '10' }
})
svgroot.append(elem)
bbox = getBBoxOfElementAsPath(elem, mockaddSVGElementsFromJson, mockPathActions)
assert.deepEqual(bbox, { x: 0, y: 1, width: 5, height: 10 })
elem.remove()
elem = mockCreateSVGElement({
element: 'line',
attr: { id: 'line', x1: '0', y1: '1', x2: '5', y2: '6' }
})
svgroot.append(elem)
bbox = getBBoxOfElementAsPath(elem, mockaddSVGElementsFromJson, mockPathActions)
assert.deepEqual(bbox, { x: 0, y: 1, width: 5, height: 5 })
elem.remove()
// TODO: test element with transform. Need resetOrientation above to be working or mock it.
})
it('Test convertToPath rect', function () {
const { convertToPath } = utilities
const attrs = {
fill: 'red',
stroke: 'white',
'stroke-width': '1',
visibility: 'hidden'
}
const elem = mockCreateSVGElement({
element: 'rect',
attr: { id: 'rect', x: '0', y: '1', width: '5', height: '10' }
})
svgroot.append(elem)
const path = convertToPath(elem, attrs, mockSvgCanvas)
assert.equal(path.getAttribute('d'), 'M0,1 L5,1 L5,11 L0,11 L0,1 Z')
assert.equal(path.getAttribute('visibilituy'), null)
assert.equal(path.id, 'rect')
assert.equal(path.parentNode, svgroot)
assert.equal(elem.parentNode, null)
assert.equal(mockHistorySubCommands.length, 2)
assert.equal(mockCount.clearSelection, 1)
assert.equal(mockCount.addToSelection, 1)
assert.equal(mockCount.addCommandToHistory, 1)
path.remove()
})
it('Test convertToPath unknown element', function () {
const { convertToPath } = utilities
const attrs = {
fill: 'red',
stroke: 'white',
'stroke-width': '1',
visibility: 'hidden'
}
const elem = {
tagName: 'something unknown',
id: 'something-unknown',
getAttribute () { return '' },
parentNode: svgroot
}
const path = convertToPath(elem, attrs, mockSvgCanvas)
assert.equal(path, null)
assert.equal(elem.parentNode, svgroot)
assert.equal(mockHistorySubCommands.length, 0)
assert.equal(mockCount.clearSelection, 0)
assert.equal(mockCount.addToSelection, 0)
assert.equal(mockCount.addCommandToHistory, 0)
})
})