chore(test): add example for table cell formatting (#77)

Author: singerla

__tests__/modify-existing-table-format-cell.test.ts

@@ -0,0 +1,68 @@
+import Automizer, { modify, TableData } from '../src/index';
+
+test('Add and modify an existing table, apply styles to cell.', async () => {
+  const automizer = new Automizer({
+    templateDir: `${__dirname}/pptx-templates`,
+    outputDir: `${__dirname}/pptx-output`,
+  });
+
+  const data1: TableData = {
+    body: [
+      {
+        values: ['test1', 10, 16, 12, 11],
+        styles: [
+          {
+            color: {
+              type: 'srgbClr',
+              value: '00FF00',
+            },
+            background: {
+              type: 'srgbClr',
+              value: 'CCCCCC',
+            },
+            isItalics: true,
+            isBold: true,
+          },
+        ],
+      },
+      { values: ['test2', 12, 18, 15, 12] },
+      {
+        values: ['test3', 14, 12, 11, 14],
+        styles: [
+          null,
+          null,
+          null,
+          null,
+          {
+            color: {
+              type: 'srgbClr',
+              value: 'FF0000',
+            },
+            background: {
+              type: 'srgbClr',
+              value: '333333',
+            },
+            isItalics: true,
+            isBold: true,
+          },
+        ],
+      },
+    ],
+  };
+
+  const pres = automizer
+    .loadRoot(`RootTemplate.pptx`)
+    .load(`SlideWithTables.pptx`, 'tables');
+
+  const result = await pres
+    .addSlide('tables', 3, (slide) => {
+      slide.modifyElement('TableWithFormattedCells', [
+        modify.setTable(data1),
+        // modify.dump
+      ]);
+    })
+    .write(`modify-existing-table-format-cells.test.pptx`);
+
+  // Expect the first cell and the last cell to be formatted
+  // expect(result.tables).toBe(2); // tbd
+});

__tests__/pptx-templates/SlideWithTables.pptx

@@ -200,12 +200,12 @@ export class Shape {
   applyCallbacks(
     callbacks: ShapeModificationCallback[],
     element: XmlElement,
-    arg1?: XmlElement,
+    relation?: XmlElement,
   ): void {
     callbacks.forEach((callback) => {
       if (typeof callback === 'function') {
         try {
-          callback(element, arg1);
+          callback(element, relation);
         } catch (e) {
           console.warn(e);
         }