g6/tests/unit/graph/graph-spec.ts
2020-03-09 22:32:09 +08:00

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import { Graph } from '../../../src';
import '../../../src/behavior';
import { scale, translate } from '../../../src/util/math';
import { GraphData, Item } from '../../../src/types';
import Plugin from '../../../src/plugins';
import { timerOut } from '../util/timeOut';
const div = document.createElement('div');
div.id = 'global-spec';
document.body.appendChild(div);
describe('graph', () => {
const globalGraph = new Graph({
container: div,
width: 500,
height: 500,
modes: {
default: ['drag-node'],
},
});
it('invalid container', () => {
expect(() => {
// eslint-disable-next-line no-new
new Graph({} as any);
}).toThrowError('invalid container');
});
it('new & destroy graph', () => {
const inst = new Graph({
container: div,
width: 500,
height: 500,
modes: {
default: ['drag-node'],
},
});
const length = div.childNodes.length;
expect(inst).not.toBe(undefined);
expect(inst instanceof Graph).toBe(true);
expect(length > 1).toBe(true);
expect(inst.get('canvas')).not.toBe(undefined);
expect(inst.get('group')).not.toBe(undefined);
expect(inst.get('group').get('className')).toEqual('root-container');
expect(
inst
.get('group')
.get('id')
.endsWith('-root'),
).toBe(true);
const children = inst.get('group').get('children');
expect(children.length).toBe(4);
expect(children[1].get('className')).toEqual('edge-container');
expect(children[0].get('className')).toEqual('custom-group-container');
const nodes = inst.getNodes();
expect(nodes).not.toBe(undefined);
expect(nodes.length).toBe(0);
const edges = inst.getEdges();
expect(edges).not.toBe(undefined);
expect(edges.length).toBe(0);
const canvas = inst.get('canvas');
inst.destroy();
expect(inst.destroyed).toBe(true);
expect(canvas.destroyed).toBe(true);
expect(length - div.childNodes.length).toBe(1);
});
it('render without data', () => {
const inst = new Graph({
container: div,
width: 500,
height: 500,
});
inst.data(null);
expect(() => {
inst.render();
}).toThrowError('data must be defined first');
});
it('groupByTypes is false & toDataURL', () => {
const inst = new Graph({
container: div,
width: 500,
height: 500,
groupByTypes: false,
});
const data = {
nodes: [
{
id: 'node1',
label: 'node1',
},
{
id: 'node2',
},
],
edges: [
{
id: 'edge1',
source: 'node1',
target: 'node2',
},
{
id: 'edge2',
source: 'node1',
target: 'node1',
},
{
id: 'edge3',
source: 'node2',
target: 'node2',
},
],
};
inst.data(data);
inst.render();
const nodeGroup = inst.get('nodeGroup');
const edgeGroup = inst.get('edgeGroup');
expect(nodeGroup).toBe(undefined);
expect(edgeGroup).toBe(undefined);
const node = inst.findById('node1');
const edge = inst.findById('edge1');
const group1 = node.get('group').getParent();
const group2 = edge.get('group').getParent();
expect(group1).toEqual(group2);
const url = inst.toDataURL();
expect(url).not.toBe(null);
});
it('translate', () => {
const canvasMatrix = globalGraph.get('canvas').getMatrix();
globalGraph.translate(100, 100);
const matrix = globalGraph.get('group').getMatrix();
expect(canvasMatrix).toBe(null);
expect(matrix[6]).toBe(100);
expect(matrix[7]).toBe(100);
globalGraph.get('group').resetMatrix();
});
it('moveTo', () => {
let group = globalGraph.get('group');
expect(group.get('x')).toBe(undefined);
expect(group.get('y')).toBe(undefined);
globalGraph.moveTo(100, 100);
group = globalGraph.get('group');
const matrix = globalGraph.get('group').getMatrix();
expect(matrix).not.toBe(null);
expect(group.get('x')).toBe(100);
expect(group.get('y')).toBe(100);
globalGraph.get('group').resetMatrix();
});
it('zoom', () => {
globalGraph.zoom(3, { x: 100, y: 100 });
const matrix = globalGraph.get('group').getMatrix();
expect(matrix[0]).toBe(3);
expect(matrix[4]).toBe(3);
expect(matrix[6]).toBe(-200);
expect(matrix[7]).toBe(-200);
expect(globalGraph.getZoom()).toBe(3);
globalGraph.get('group').resetMatrix();
});
it('minZoom & maxZoom', () => {
const graph = new Graph({
container: div,
minZoom: 2,
maxZoom: 5,
width: 500,
height: 500,
});
const data = {
nodes: [
{
id: 'node',
},
],
};
graph.data(data);
graph.render();
let matrix = graph.get('group').getMatrix();
expect(matrix).toBe(null);
graph.zoom(0.5, { x: 100, y: 100 });
matrix = graph.get('group').getMatrix();
expect(matrix).toBe(null);
graph.zoom(5.5);
matrix = graph.get('group').getMatrix();
expect(matrix).toBe(null);
});
it('zoomTo', () => {
let matrix = globalGraph.get('group').getMatrix();
expect(matrix).toBe(null);
globalGraph.zoomTo(2);
matrix = globalGraph.get('group').getMatrix();
expect(matrix[0]).toBe(2);
expect(matrix[4]).toBe(2);
expect(matrix[6]).toBe(0);
expect(matrix[7]).toBe(0);
globalGraph.zoomTo(1.5, { x: 250, y: 250 });
matrix = globalGraph.get('group').getMatrix();
expect(matrix[0]).toBe(1.5);
expect(matrix[4]).toBe(1.5);
expect(matrix[6]).toBe(62.5);
expect(matrix[7]).toBe(62.5);
});
it('change size', () => {
const graph = new Graph({
container: div,
width: 500,
height: 500,
});
expect(graph.get('width')).toBe(500);
expect(graph.get('height')).toBe(500);
expect(typeof graph.changeSize).toEqual('function');
graph.changeSize(300, 300);
expect(graph.get('width')).toBe(300);
expect(graph.get('height')).toBe(300);
// 专门用于测试使用非 number 类型 会报错的情况 // TODO 可以移走这个测试, TS 本身就限制了类型参数
// expect(() => {
// graph.changeSize('x', 10);
// }).toThrowError(
// 'invalid canvas width & height, please make sure width & height type is number',
// );
graph.destroy();
});
it('getCurrentMode', () => {
const mode = globalGraph.getCurrentMode();
expect(mode).toBe('default');
});
it('data & changeData & save', () => {
const data = {
nodes: [
{
id: 'a',
type: 'circle',
color: '#333',
x: 30,
y: 30,
size: 20,
label: 'a',
},
{
id: 'b',
type: 'ellipse',
color: '#666',
x: 50,
y: 60,
size: [30, 40],
label: 'b',
},
{
id: 'c',
type: 'rect',
color: '#999',
x: 100,
y: 70,
size: 20,
label: 'c',
},
],
edges: [
{
source: 'a',
target: 'b',
id: 'd',
},
{
source: 'a',
target: 'c',
id: 'e',
},
],
};
globalGraph.data(data);
globalGraph.render();
expect(globalGraph.get('nodes').length).toBe(3);
expect(globalGraph.get('edges').length).toBe(2);
let map = globalGraph.get('itemMap');
expect(map.a).not.toBe(undefined);
expect(map.b).not.toBe(undefined);
expect(map.c).not.toBe(undefined);
expect(map.d).not.toBe(undefined);
const edges = globalGraph.getEdges();
expect(edges.length).toBe(2);
const nodes = globalGraph.getNodes();
expect(nodes.length).toBe(3);
expect(map.e).not.toBe(undefined);
data.nodes.splice(0, 1);
data.edges.splice(0, 1);
data.edges[0].source = 'b';
data.nodes.push({
id: 'f',
type: 'circle',
color: '#333',
x: 100,
y: 80,
size: 30,
label: 'f',
});
globalGraph.changeData(data);
map = globalGraph.get('itemMap');
expect(globalGraph.get('nodes').length).toBe(3);
expect(globalGraph.get('edges').length).toBe(1);
expect(map.a).toBe(undefined);
expect(map.b).not.toBe(undefined);
expect(map.c).not.toBe(undefined);
expect(map.d).toBe(undefined);
expect(map.e).not.toBe(undefined);
expect(map.f).not.toBe(undefined);
const exported: GraphData = globalGraph.save() as GraphData;
// expect(JSON.stringify(exported)).not.to.throw;
expect(exported.nodes.length).toBe(3);
expect(exported.edges.length).toBe(1);
const edge = exported.edges[0];
expect(edge.id).toBe('e');
expect(edge.source).toBe('b');
expect(edge.target).toBe('c');
});
it('change data with null', () => {
const data = {
nodes: [
{
id: 'a',
type: 'circle',
color: '#333',
x: 30,
y: 30,
size: 20,
label: 'a',
},
{
id: 'b',
type: 'ellipse',
color: '#666',
x: 50,
y: 60,
size: [30, 40],
label: 'b',
},
{
id: 'c',
type: 'rect',
color: '#999',
x: 100,
y: 70,
size: 20,
label: 'c',
},
],
edges: [
{
source: 'a',
target: 'b',
id: 'd',
},
{
source: 'a',
target: 'c',
id: 'e',
},
],
};
globalGraph.data(data);
globalGraph.render();
const newData = null;
const nodeNumBeforeChange = globalGraph.getNodes().length;
globalGraph.changeData(newData);
const nodeNumAfterChange = globalGraph.getNodes().length;
expect(nodeNumBeforeChange).toBe(nodeNumAfterChange);
});
it('change data with animate', () => {
const data = {
nodes: [
{
id: 'a',
type: 'circle',
color: '#333',
x: 30,
y: 30,
size: 20,
label: 'a',
},
{
id: 'b',
type: 'ellipse',
color: '#666',
x: 50,
y: 60,
size: [30, 40],
label: 'b',
},
{
id: 'c',
type: 'rect',
color: '#999',
x: 100,
y: 70,
size: 20,
label: 'c',
},
],
edges: [
{
source: 'a',
target: 'b',
id: 'd',
},
{
source: 'a',
target: 'c',
id: 'e',
},
],
};
globalGraph.data(data);
globalGraph.render();
globalGraph.set('animate', true);
data.nodes[0].x = 100;
data.nodes[0].y = 100;
globalGraph.changeData(data);
const nodeModel = globalGraph.getNodes()[0].getModel();
expect(nodeModel.x).toBe(100);
expect(nodeModel.y).toBe(100);
});
it('find', () => {
globalGraph.clear();
globalGraph.addItem('node', { id: 'node', x: 50, y: 100, size: 50, className: 'test test2' });
const item = globalGraph.addItem('node', {
id: 'node2',
x: 100,
y: 100,
size: 50,
className: 'test',
});
const findNode = globalGraph.find('node', (node: any) => node.get('model').x === 100);
expect(findNode).not.toBe(undefined);
expect(findNode).toEqual(item);
});
it('findAll', () => {
globalGraph.clear();
const node1 = globalGraph.addItem('node', {
id: 'node',
x: 100,
y: 100,
size: 50,
className: 'test test2',
});
const node2 = globalGraph.addItem('node', {
id: 'node2',
x: 100,
y: 100,
size: 50,
className: 'test',
});
const node3 = globalGraph.addItem('node', { id: 'node2', x: 100, y: 100, size: 50 });
node1.setState('active', true);
node2.setState('selected', true);
node3.setState('active', true);
let nodes = globalGraph.findAllByState('node', 'active');
expect(nodes.length).toEqual(2);
expect(nodes[0]).toEqual(node1);
expect(nodes[1]).toEqual(node3);
nodes = globalGraph.findAllByState('node', 'selected');
expect(nodes.length).toEqual(1);
expect(nodes[0]).toEqual(node2);
});
it('refresh positions', () => {
const data = { id: 'node', x: 100, y: 50, size: 50, className: 'test test2' };
const node = globalGraph.addItem('node', data);
const group = node.get('group');
expect(group.getMatrix()[6]).toBe(100);
expect(group.getMatrix()[7]).toBe(50);
data.x = 50;
data.y = 100;
globalGraph.refreshPositions();
expect(group.getMatrix()[6]).toBe(50);
expect(group.getMatrix()[7]).toBe(100);
});
it('removeItem', () => {
let removeNode = globalGraph.findById('remove-item');
expect(removeNode).toBe(undefined);
const data = { id: 'remove-item', x: 10, y: 50, size: 50, className: 'test test2' };
const node = globalGraph.addItem('node', data);
expect(node).not.toBe(undefined);
globalGraph.removeItem('remove-item');
removeNode = globalGraph.findById('remove-item');
expect(removeNode).toBe(undefined);
});
it('canvas point & model point convert', () => {
const group = globalGraph.get('group');
let point = globalGraph.getPointByCanvas(100, 100);
expect(point.x).toBe(100);
expect(point.y).toBe(100);
translate(group, {
x: 100,
y: 100,
});
point = globalGraph.getPointByCanvas(100, 100);
expect(point.x).toBe(0);
expect(point.y).toBe(0);
scale(group, [1.5, 1.5]);
point = globalGraph.getPointByCanvas(100, 100);
expect(point.x).toBe(-33.33333333333334);
expect(point.y).toBe(-33.33333333333334);
group.resetMatrix();
point = globalGraph.getCanvasByPoint(100, 100);
expect(point.x).toBe(100);
expect(point.y).toBe(100);
translate(group, {
x: 100,
y: 100,
});
point = globalGraph.getCanvasByPoint(0, 0);
expect(point.x).toBe(100);
expect(point.y).toBe(100);
group.resetMatrix();
});
it('client point & model point convert', () => {
const group = globalGraph.get('group');
const bbox = globalGraph
.get('canvas')
.get('el')
.getBoundingClientRect();
let point = globalGraph.getPointByClient(bbox.left + 100, bbox.top + 100);
expect(point.x).toBe(100);
expect(point.y).toBe(100);
translate(group, {
x: 100,
y: 100,
});
point = globalGraph.getPointByClient(bbox.left + 100, bbox.top + 100);
expect(point.x).toBe(0);
expect(point.y).toBe(0);
scale(group, [1.5, 1.5]);
point = globalGraph.getPointByClient(bbox.left + 100, bbox.top + 100);
expect(point.x).toBe(-33.33333333333334);
expect(point.y).toBe(-33.33333333333334);
group.resetMatrix();
point = globalGraph.getClientByPoint(100, 100);
expect(point.x).toBe(bbox.left + 100);
expect(point.y).toBe(bbox.top + 100);
translate(group, {
x: 100,
y: 100,
});
point = globalGraph.getClientByPoint(100, 100);
expect(point.x).toBe(bbox.left + 200);
expect(point.y).toBe(bbox.top + 200);
});
it('clear', () => {
globalGraph.destroy();
expect(globalGraph.destroyed).toBe(true);
});
});
describe('all node link center', () => {
const graph = new Graph({
container: div,
width: 500,
height: 500,
linkCenter: true,
});
it('init', () => {
expect(graph.get('linkCenter')).toBe(true);
graph.data({
nodes: [
{
id: '1',
x: 10,
y: 10,
},
{
id: '2',
x: 100,
y: 100,
},
],
edges: [{ id: 'e1', source: '1', target: '2' }],
});
graph.render();
const edge = graph.findById('e1');
expect(edge.get('keyShape').attr('path')).toEqual([
['M', 10, 10],
['L', 100, 100],
]);
});
it('loop', () => {
graph.set('linkCenter', false);
const node = graph.addItem('node', {
id: 'circleNode',
x: 150,
y: 150,
style: { fill: 'yellow' },
anchorPoints: [
[0, 0],
[0, 1],
],
});
const edge1 = graph.addItem('edge', {
id: 'edge',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'top',
dist: 60,
clockwise: true,
},
style: { endArrow: true },
});
const edge2 = graph.addItem('edge', {
id: 'edge1',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'top-left',
dist: 60,
clockwise: false,
},
style: { endArrow: true },
});
const edge3 = graph.addItem('edge', {
id: 'edge2',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'top-right',
dist: 60,
},
style: { endArrow: true },
});
const edge4 = graph.addItem('edge', {
id: 'edge4',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'right',
dist: 60,
clockwise: true,
},
style: { endArrow: true },
});
const edgeWithAnchor = graph.addItem('edge', {
id: 'edge5',
source: node,
target: node,
type: 'loop',
sourceAnchor: 0,
targetAnchor: 1,
loopCfg: {
position: 'bottom-right',
dist: 60,
clockwise: true,
},
style: { endArrow: true },
});
graph.addItem('edge', {
id: 'edge6',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'bottom',
dist: 60,
clockwise: true,
},
style: { endArrow: true },
});
graph.addItem('edge', {
id: 'edge7',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'bottom-left',
dist: 60,
clockwise: true,
},
style: { endArrow: true },
});
graph.addItem('edge', {
id: 'edge8',
source: node,
target: node,
type: 'loop',
loopCfg: {
position: 'left',
dist: 60,
clockwise: true,
},
style: { endArrow: true },
});
const edgeShape = edge1.getKeyShape().attr('path');
const edge2Shape = edge2.getKeyShape().attr('path');
expect(edge2Shape[0][1]).toEqual(edgeShape[0][1]);
expect(edge2Shape[0][2]).toEqual(edgeShape[0][2]);
expect(edge3.getKeyShape().attr('path')[1][0]).toEqual('C');
expect(edge3.getKeyShape().attr('path')[0][1]).toEqual(edgeShape[1][5]);
expect(edge4.getKeyShape().attr('path')[0][1]).toEqual(edge3.getKeyShape().attr('path')[1][5]);
expect(edge4.getKeyShape().attr('path')[0][2]).toEqual(edge3.getKeyShape().attr('path')[1][6]);
const pathWithAnchor = edgeWithAnchor.getKeyShape().attr('path');
expect(pathWithAnchor[0][1]).toEqual(139.5);
expect(pathWithAnchor[0][2]).toEqual(139.5);
expect(pathWithAnchor[1][0]).toEqual('C');
expect(pathWithAnchor[1][5]).toEqual(139.5);
expect(pathWithAnchor[1][6]).toEqual(160.5);
});
it('clear states', () => {
graph.clear();
const node = graph.addItem('node', { id: 'a', x: 50, y: 100, size: 50 });
graph.setItemState(node, 'a', true);
graph.setItemState(node, 'b', true);
expect(graph.findAllByState('node', 'a').length).toBe(1);
graph.clearItemStates(node, ['a', 'b']);
expect(graph.findAllByState('node', 'a').length).toBe(0);
expect(graph.findAllByState('node', 'b').length).toBe(0);
graph.setItemState(node, 'a', true);
graph.setItemState(node, 'b', true);
graph.clearItemStates('a', ['a']);
expect(graph.findAllByState('node', 'a').length).toBe(0);
expect(graph.findAllByState('node', 'b').length).toBe(1);
graph.clearItemStates(node, 'b');
expect(graph.findAllByState('node', 'b').length).toBe(0);
});
it.only('default node & edge style', () => {
const defaultGraph = new Graph({
container: div,
width: 500,
height: 500,
defaultNode: {
style: {
fill: 'red',
stroke: 'blue',
},
},
nodeStateStyles: {
default: {
fill: 'red',
stroke: 'blue',
},
selected: {
fill: 'green',
stroke: 'red',
},
},
defaultEdge: {
style: {
stroke: 'blue',
strokeOpacity: 0.5,
},
},
edgeStateStyles: {
default: {
stroke: 'blue',
strokeOpacity: 0.5,
},
selected: {
stroke: 'red',
strokeOpacity: 1,
},
active: {
stroke: 'green',
shadowColor: '#ccc',
},
},
});
const node = defaultGraph.addItem('node', {
id: 'node1',
x: 100,
y: 100,
type: 'rect',
label: 'test label',
style: {
stroke: '#666',
},
});
defaultGraph.on('node:click', e => {
e.item.setState(e.item, 'selected', true);
e.item.refresh();
});
defaultGraph.paint();
const keyShape = node.get('keyShape');
expect(keyShape.get('type')).toEqual('rect');
// addItem 时候 model 中的 style 会覆盖 defaultNode 中定义的
expect(keyShape.attr('fill')).toEqual('#C6E5FF');
expect(keyShape.attr('stroke')).toEqual('#666');
defaultGraph.setItemState(node, 'selected', true);
expect(keyShape.attr('fill')).toEqual('green');
expect(keyShape.attr('fillStyle')).toBe(undefined);
expect(keyShape.attr('stroke')).toEqual('red');
expect(keyShape.attr('strokeStyle')).toBe(undefined);
defaultGraph.setItemState(node, 'selected', false);
// fill 使用默认的addItem 时如果有 style 会覆盖 defaultNode 中定义的
expect(keyShape.attr('fill')).toEqual('#C6E5FF');
expect(keyShape.attr('fillStyle')).toBe(undefined);
expect(keyShape.attr('stroke')).toEqual('#666');
expect(keyShape.attr('strokeStyle')).toBe(undefined);
defaultGraph.updateItem(node, { style: { fill: '#ccc', stroke: '#444' } });
expect(keyShape.attr('fill')).toEqual('#ccc');
defaultGraph.setItemState(node, 'selected', true);
expect(keyShape.attr('fill')).toEqual('green');
expect(keyShape.attr('fillStyle')).toBe(undefined);
expect(keyShape.attr('stroke')).toEqual('red');
expect(keyShape.attr('strokeStyle')).toBe(undefined);
defaultGraph.setItemState(node, 'selected', false);
expect(keyShape.attr('fill')).toEqual('#ccc');
expect(keyShape.attr('fillStyle')).toBe(undefined);
expect(keyShape.attr('stroke')).toEqual('#444');
expect(keyShape.attr('strokeStyle')).toBe(undefined);
defaultGraph.addItem('node', { id: 'node2' });
const edge = defaultGraph.addItem('edge', { id: 'edge', source: node, target: 'node2' });
const edgeKeyShape = edge.get('keyShape');
expect(edgeKeyShape.attr('stroke')).toEqual('blue');
expect(edgeKeyShape.attr('strokeOpacity')).toEqual(0.5);
defaultGraph.setItemState(edge, 'selected', true);
expect(edgeKeyShape.attr('stroke')).toEqual('red');
expect(edgeKeyShape.attr('strokeOpacity')).toEqual(1);
defaultGraph.setItemState(edge, 'selected', false);
expect(edgeKeyShape.attr('stroke')).toEqual('blue');
expect(edgeKeyShape.attr('strokeOpacity')).toEqual(0.5);
// 测试default状态不存在的属性
expect(edgeKeyShape.attr('shadowColor')).toBe(undefined);
defaultGraph.setItemState(edge, 'active', true);
expect(edgeKeyShape.attr('stroke')).toEqual('green');
expect(edgeKeyShape.attr('shadowColor')).toEqual('#ccc');
defaultGraph.setItemState(edge, 'active', false);
expect(edgeKeyShape.attr('stroke')).toEqual('blue');
expect(edgeKeyShape.attr('shadowColor')).toBe(undefined);
defaultGraph.destroy();
});
it('graph with default cfg', () => {
const defaultGraph = new Graph({
container: div,
width: 500,
height: 500,
defaultNode: {
type: 'rect',
size: [60, 40],
color: '#ccc',
labelCfg: {
position: 'right',
offset: 5,
style: {
fontSize: 14,
fill: 'blue',
},
},
},
defaultEdge: {
type: 'cubic',
color: '#666',
},
});
const node = defaultGraph.addItem('node', { id: 'node1', x: 100, y: 150, label: '111' });
let model = node.get('model');
expect(model.id).toEqual('node1');
expect(model.x).toEqual(100);
expect(model.y).toEqual(150);
expect(model.type).toEqual('rect');
expect(model.size[0]).toEqual(60);
expect(model.size[1]).toEqual(40);
expect(model.color).toEqual('#ccc');
expect(model.labelCfg.position).toEqual('right');
expect(model.labelCfg.style.fill).toEqual('blue');
const node2 = defaultGraph.addItem('node', {
id: 'node2',
x: 150,
y: 100,
label: '222',
color: '#666',
type: 'circle',
});
model = node2.get('model');
expect(model.type).toEqual('circle');
expect(model.size[0]).toEqual(60);
expect(model.size[1]).toEqual(40);
expect(model.color).toEqual('#666');
model.size[1] = 50;
expect(model.size[1]).toEqual(50);
expect(node.get('model').size[1]).toEqual(40);
expect(model.labelCfg.position).toEqual('right');
expect(model.labelCfg.style.fill).toEqual('blue');
model.labelCfg.position = 'left';
model.labelCfg.style.fill = 'red';
expect(node.get('model').labelCfg.position).toEqual('right');
expect(node.get('model').labelCfg.style.fill).toEqual('blue');
const edge = defaultGraph.addItem('edge', {
id: 'edge',
source: 'node1',
target: 'node2',
type: 'line',
});
model = edge.get('model');
expect(model.id).toEqual('edge');
expect(model.source).toEqual('node1');
expect(model.type).toEqual('line');
expect(model.color).toEqual('#666');
defaultGraph.destroy();
expect(defaultGraph.destroyed).toBe(true);
});
});
describe('mapper fn', () => {
const graph = new Graph({
container: div,
width: 500,
height: 500,
defaultNode: {
type: 'circle',
style: {
fill: 'red',
opacity: 1,
},
},
});
it('node & edge mapper', () => {
graph.node(node => ({
id: `${node.id}Mapped`,
size: [30, 30],
label: node.id,
type: 'rect',
style: { fill: node.value === 100 ? '#666' : '#ccc' },
labelCfg: {
style: { fill: '#666' },
},
}));
graph.edge(edge => ({
id: `edge${edge.id}`,
label: edge.id,
labelCfg: {
position: 'start',
},
style: {
fill: '#ccc',
opacity: 0.5,
},
}));
const node: Item = graph.addItem('node', { id: 'node', x: 100, y: 100, value: 100 });
expect(node.get('id')).toEqual('nodeMapped');
let keyShape = node.getKeyShape();
expect(keyShape.attr('width')).toEqual(30);
expect(keyShape.attr('height')).toEqual(30);
expect(keyShape.attr('fill')).toEqual('#666');
const container = node.getContainer();
let label = container.find(element => element.get('className') === 'node-label');
expect(label).not.toBe(undefined);
expect(label.attr('text')).toEqual('node');
expect(label.attr('fill')).toEqual('#666');
graph.addItem('node', { id: 'node2', x: 200, y: 200 });
const edge = graph.addItem('edge', { id: 'edge', source: 'nodeMapped', target: 'node2Mapped' });
keyShape = edge.getKeyShape();
expect(keyShape.attr('fill')).toEqual('#ccc');
expect(keyShape.attr('opacity')).toEqual(0.5);
expect(keyShape.get('type')).toEqual('path');
label = edge.getContainer().find(element => element.get('className') === 'edge-label');
expect(label).not.toBe(undefined);
expect(label.attr('text')).toEqual('edge');
expect(label.attr('x')).toEqual(115.5);
expect(label.attr('y')).toEqual(100);
graph.updateItem(node, { value: 50 });
expect(node.getKeyShape().attr('fill')).toEqual('#ccc');
});
it('node & edge mapper with states', () => {
graph.node(node => ({
type: 'rect',
label: node.id,
style: {
fill: '#666',
opacity: 1,
},
stateStyles: {
selected: { fill: 'blue' },
custom: { fill: 'green', opacity: 0.5 },
},
}));
graph.edge(() => ({
stateStyles: {
selected: { lineWidth: 2 },
custom: { opacity: 0.5 },
},
}));
const node = graph.addItem('node', { id: 'node', x: 50, y: 50 });
let keyShape = node.getKeyShape();
expect(keyShape.attr('fill')).toEqual('#666');
expect(node.getContainer().find(element => element.get('className') === 'node-label')).not.toBe(
undefined,
);
graph.setItemState(node, 'selected', true);
expect(keyShape.attr('blue'));
graph.setItemState(node, 'custom', true);
expect(keyShape.attr('green'));
graph.clearItemStates(node);
// green
expect(keyShape.attr('fill')).toEqual('green');
const edge = graph.addItem('edge', { id: 'edge2', source: 'node', target: 'node2Mapped' });
keyShape = edge.getKeyShape();
expect(keyShape.attr('stroke')).toEqual('#e2e2e2');
expect(keyShape.attr('lineWidth')).toEqual(1);
expect(keyShape.attr('fillOpacity')).toEqual(1);
graph.setItemState(edge, 'selected', true);
expect(keyShape.attr('stroke')).toEqual('#e2e2e2');
expect(keyShape.attr('lineWidth')).toEqual(2);
expect(keyShape.attr('fillOpacity')).toEqual(1);
graph.setItemState(edge, 'custom', true);
expect(keyShape.attr('stroke')).toEqual('#e2e2e2');
expect(keyShape.attr('lineWidth')).toEqual(2);
expect(keyShape.attr('opacity')).toEqual(0.5);
});
});
describe('plugins & layout', () => {
it('add & remove plugins', () => {
const graph = new Graph({
container: div,
height: 500,
width: 500,
});
const data = {
nodes: [
{
id: 'node',
label: 'node',
},
],
};
graph.data(data);
graph.render();
let plugins = graph.get('plugins');
expect(plugins.length).toBe(0);
const minimap = new Plugin.Minimap({
size: [200, 200],
});
graph.addPlugin(minimap);
plugins = graph.get('plugins');
expect(plugins.length).toBe(1);
graph.removePlugin(minimap);
plugins = graph.get('plugins');
expect(plugins.length).toBe(0);
graph.destroy();
expect(graph.destroyed).toBe(true);
});
it('graph animate', () => {
const graph = new Graph({
container: div,
height: 500,
width: 500,
});
const data = {
nodes: [
{
id: 'node',
label: 'node',
groupId: 'g1',
},
{
id: 'node1',
groupId: 'g2',
},
],
groups: [
{
id: 'g1',
title: 'cokkdl',
},
{
id: 'g2',
},
],
};
graph.data(data);
graph.render();
graph.stopAnimate();
const isAnimating = graph.isAnimating();
expect(isAnimating).toBe(false);
graph.collapseGroup('g1');
let gnode = graph.findById('node');
expect(gnode.get('visible')).toBe(false);
const g2Node = graph.findById('node1');
expect(g2Node.get('visible')).toBe(true);
graph.expandGroup('g1');
timerOut(() => {
gnode = graph.findById('node');
expect(gnode.get('visible')).toBe(true);
}, 500);
});
});
describe('auto rotate label on edge', () => {
const graph = new Graph({
container: div,
width: 500,
height: 500,
modes: {
default: ['drag-node', 'zoom-canvas', 'drag-canvas'],
},
});
const data = {
nodes: [
{
id: 'node1',
x: 50,
y: 50,
},
{
id: 'node2',
x: 80,
y: 150,
},
{
id: 'node3',
x: 180,
y: 120,
},
],
edges: [
{
source: 'node1',
target: 'node2',
label: 'node1-node2',
style: {
startArrow: true,
endArrow: true,
},
labelCfg: {
autoRotate: true,
},
},
{
source: 'node2',
target: 'node3',
label: 'node2-node3',
style: {
startArrow: true,
endArrow: true,
},
},
],
};
it('render', () => {
graph.data(data);
graph.render();
const edge1 = graph.getEdges()[0];
const label1 = edge1.get('group').get('children')[1];
const label1Matrix = label1.attr('matrix');
expect(label1Matrix[0]).toBe(0.2873478855664496);
expect(label1Matrix[1]).toBe(0.9578262852211201);
expect(label1Matrix[3]).toBe(-0.9578262852211201);
expect(label1Matrix[4]).toBe(0.2873478855664496);
expect(label1Matrix[6]).toBe(142.10501596029277);
expect(label1Matrix[7]).toBe(9.006502903982238);
const edge2 = graph.getEdges()[1];
const label2 = edge2.get('group').get('children')[1];
const label2Matrix = label2.attr('matrix');
expect(label2Matrix).toBe(null);
});
it('drag node', () => {
const node = graph.getNodes()[1];
graph.emit('node:dragstart', { x: 80, y: 150, item: node });
graph.emit('node:drag', { x: 200, y: 200, item: node });
graph.emit('node:dragend', { x: 200, y: 200, item: node });
const edge1 = graph.getEdges()[0];
const label1 = edge1.get('group').get('children')[1];
const label1Matrix = label1.attr('matrix');
expect(label1Matrix[0]).toBe(0.7071067811865476);
expect(label1Matrix[1]).toBe(0.7071067811865475);
expect(label1Matrix[3]).toBe(-0.7071067811865475);
expect(label1Matrix[4]).toBe(0.7071067811865476);
expect(label1Matrix[6]).toBe(124.99999999999999);
expect(label1Matrix[7]).toBe(-51.77669529663689);
const edge2 = graph.getEdges()[1];
const label2 = edge2.get('group').get('children')[1];
const label2Matrix = label2.attr('matrix');
expect(label2Matrix).toBe(null);
});
it('zoom and pan', () => {
graph.zoom(0.5);
graph.moveTo(100, 120);
const group = graph.get('group');
const groupMatrix = group.attr('matrix');
expect(groupMatrix[0]).toBe(0.5);
expect(groupMatrix[4]).toBe(0.5);
expect(groupMatrix[6]).toBe(100);
expect(groupMatrix[7]).toBe(120);
});
});