Best Python code snippet using playwright-python
test_input.py
Source:test_input.py  
...103    assert (104        await page.eval_on_selector("input", "input => input.files[0].name")105        == "file-to-upload.txt"106    )107async def test_should_be_able_to_read_selected_file(page: Page):108    page.once(109        "filechooser", lambda file_chooser: file_chooser.set_files(FILE_TO_UPLOAD)110    )111    await page.set_content("<input type=file>")112    content = await page.eval_on_selector(113        "input",114        """async picker => {115            picker.click();116            await new Promise(x => picker.oninput = x);117            const reader = new FileReader();118            const promise = new Promise(fulfill => reader.onload = fulfill);119            reader.readAsText(picker.files[0]);120            return promise.then(() => reader.result);121        }""",...LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
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