test: add test case of getChartSpecWithContext when chartType is Venn

packages/vmind/__tests__/unit/getChartSpecWithContext_Venn.test.ts

@@ -0,0 +1,89 @@
+import { Dict } from '@visactor/vutils';
+import { getChartSpecWithContext } from '../../src/atom/chartGenerator/spec';
+import type { GenerateChartCellContext } from '../../src/atom/chartGenerator/type';
+import { ChartType } from '../../src/types';
+
+const CHART_TYPE_LIST = [
+  'Bar Chart',
+  'Line Chart',
+  'Area Chart',
+  'Pie Chart',
+  'Scatter Plot',
+  'Word Cloud',
+  'Rose Chart',
+  'Radar Chart',
+  'Sankey Chart',
+  'Funnel Chart',
+  'Dual Axis Chart',
+  'Waterfall Chart',
+  'Box Plot',
+  'Linear Progress chart',
+  'Circular Progress chart',
+  'Liquid Chart',
+  'Bubble Circle Packing',
+  'Map Chart',
+  'Range Column Chart',
+  'Sunburst Chart',
+  'Treemap Chart',
+  'Gauge Chart',
+  'Basic Heat Map',
+  'Venn Chart',
+  'Dynamic Bar Chart'
+];
+
+const dataTable = [
+  // 单元素集合（A, B, C）
+  { group: 'A', category: 'A', size: 8 },
+  { group: 'B', category: 'B', size: 10 },
+  { group: 'C', category: 'C', size: 12 },
+
+  // 两元素交集（A∩B, A∩C, B∩C）
+  { group: 'A∩B', category: 'A', size: 4 },
+  { group: 'A∩B', category: 'B', size: 4 },
+
+  { group: 'A∩C', category: 'A', size: 4 },
+  { group: 'A∩C', category: 'C', size: 4 },
+
+  { group: 'B∩C', category: 'B', size: 4 },
+  { group: 'B∩C', category: 'C', size: 4 },
+
+  // 三元素交集（A∩B∩C）
+  { group: 'A∩B∩C', category: 'A', size: 2 },
+  { group: 'A∩B∩C', category: 'B', size: 2 },
+  { group: 'A∩B∩C', category: 'C', size: 2 }
+];
+
+const datatemplate = {
+  values: [
+    { sets: ['A'], value: 8 },
+    { sets: ['B'], value: 10 },
+    { sets: ['C'], value: 12 },
+    { sets: ['A', 'B'], value: 4 },
+    { sets: ['A', 'C'], value: 4 },
+    { sets: ['B', 'C'], value: 4 },
+    { sets: ['A', 'B', 'C'], value: 2 }
+  ]
+};
+
+const color = ['#f57c6e', '#f2b56f', '#f2a7da', '#84c3b7', '#88d8db', '#71b7ed', '#b8aeeb', '#f2a7da', '#fae69e'];
+
+describe('getChartSpecWithContext', () => {
+  it('should generate correct basic Venn Chart spec', () => {
+    //console.log("data",data);
+    const context = {
+      chartTypeList: CHART_TYPE_LIST,
+      transpose: false,
+      command: 'Generate a Venn chart',
+      cell: { size: 'size', color: ['group', 'category'] },
+      dataTable: dataTable,
+      chartType: ChartType.VennChart.toUpperCase(),
+      colors: color
+    };
+    const { chartType, spec } = getChartSpecWithContext(context);
+    //console.log("basic spec", JSON.stringify(spec, null, 2));
+    expect(chartType).toBe(ChartType.VennChart);
+    expect(spec.type).toBe('venn');
+    expect(spec.data).toEqual(datatemplate);
+    expect(spec.color).toEqual(color);
+  });
+});