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			25 lines
		
	
	
		
			736 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			736 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // @ts-check
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| const { test, expect } = require('@playwright/test');
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| 
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| test.beforeEach(async ({page}) => {
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|   await page.addInitScript(() => {
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|     class FileSystemFileHandleMock {
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|       constructor(file) {
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|         this._file = file;
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|       }
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| 
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|       async getFile() {
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|         return this._file;
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|       }
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|     }
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|     window.showOpenFilePicker = async () => [new FileSystemFileHandleMock(new File(['Test content.'], "foo.txt"))];
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|   });
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| });
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| 
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| test('show file picker with mock class', async ({ page }) => {
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|   await page.goto('/file-picker.html');
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|   await page.locator('button', { hasText: 'Open File' }).click();
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|   // Check that the content of the mock file has been loaded.
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|   await expect(page.locator('textarea')).toHaveValue('Test content.');
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| });
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