chore(test): fetch pptx template from url

Author: singerla

__tests__/create-presentation-from-buffer-mixed.test.ts

@@ -0,0 +1,53 @@
+import * as fs from 'fs/promises';
+import Automizer from '../src/automizer';
+import { ChartData, modify } from '../src';
+
+test('create presentation from buffer/from directory and add basic slides', async () => {
+  const automizer = new Automizer({
+    outputDir: `${__dirname}/pptx-output`,
+    templateDir: `${__dirname}/pptx-templates`,
+  });
+  const rootTemplate = await fs.readFile(
+    `${__dirname}/pptx-templates/RootTemplate.pptx`,
+  );
+  const slideWithShapes = await fs.readFile(
+    `${__dirname}/pptx-templates/SlideWithShapes.pptx`,
+  );
+
+  const url =
+    'https://raw.githubusercontent.com/singerla/pptx-automizer/main/__tests__/pptx-templates/SlideWithShapes.pptx';
+
+  const response = await fetch(url);
+  const buffer = await response.arrayBuffer();
+  const bytes = new Uint8Array(buffer);
+
+  const pres = automizer
+    .loadRoot(rootTemplate)
+    .load(bytes, 'shapesFromWeb')
+    .load('SlideWithCharts.pptx', 'chartsFromDir')
+    .load(slideWithShapes, 'shapes');
+
+  pres.addSlide('chartsFromDir', 2, (slide) => {
+    slide.modifyElement('ColumnChart', [
+      modify.setChartData(<ChartData>{
+        series: [{ label: 'series 1' }, { label: 'series 2' }],
+        categories: [
+          { label: 'cat 2-1', values: [50, 50] },
+          { label: 'cat 2-2', values: [14, 50] },
+          { label: 'cat 2-3', values: [15, 50] },
+          { label: 'cat 2-4', values: [26, 50] },
+        ],
+      }),
+    ]);
+  });
+
+  for (let i = 0; i <= 10; i++) {
+    pres.addSlide('shapes', 1);
+  }
+
+  pres.addSlide('shapesFromWeb', 2);
+
+  await pres.write(`create-presentation-from-buffer-mixed.test.pptx`);
+
+  expect(pres).toBeInstanceOf(Automizer);
+});

__tests__/create-presentation-from-buffer.test.ts

@@ -1,4 +1,4 @@
-import fs from 'fs/promises';
+import * as fs from 'fs/promises';
 import Automizer from '../src/automizer';
 
 test('create presentation from buffer and add basic slide', async () => {

__tests__/modify-chart-data-labels.test.ts

@@ -0,0 +1,24 @@
+import Automizer, { LabelPosition, modify } from '../src/index';
+
+test('modify chart series data labels.', async () => {
+  const automizer = new Automizer({
+    templateDir: `${__dirname}/pptx-templates`,
+    outputDir: `${__dirname}/pptx-output`,
+  });
+
+  const pres = automizer
+    .loadRoot(`RootTemplate.pptx`)
+    .load(`ChartBarsStackedLabels.pptx`, 'charts');
+
+  const result = await pres
+    .addSlide('charts', 1, (slide) => {
+      slide.modifyElement('BarsStacked', [
+        modify.setDataLabelAttributes({
+          dLblPos: LabelPosition.OutsideEnd,
+        }),
+      ]);
+    })
+    .write(`modify-chart-data-labels.test.pptx`);
+
+  expect(result.charts).toBe(2);
+});

src/automizer.ts

@@ -571,7 +571,12 @@ export default class Automizer implements IPresentationProps {
         } else if (fs.existsSync(this.templateFallbackDir + location)) {
           return this.templateFallbackDir + location;
         } else {
-          vd('No file matches "' + location + '"');
+          if (typeof location === 'string') {
+            vd('No file matches "' + location + '"');
+          } else {
+            vd('Invalid filename');
+          }
+
           vd('@templateDir: ' + this.templateDir);
           vd('@templateFallbackDir: ' + this.templateFallbackDir);
         }