async def test_should_return_the_same_file_chooser_when_there_are_many_watchdogs_simultaneously(
page: Page, server):
await page.setContent("<input type=file>")
results = await asyncio.gather(
page.waitForEvent("filechooser"),
page.waitForEvent("filechooser"),
page.evalOnSelector("input", "input => input.click()"),
)
assert results[0] == results[1]
async def test_should_be_able_to_reset_selected_files_with_empty_file_list(
page: Page, server):
await page.setContent("<input type=file>")
page.once(
"filechooser",
lambda file_chooser: asyncio.create_task(
file_chooser.setFiles(FILE_TO_UPLOAD)),
)
file_length_1 = (await asyncio.gather(
page.waitForEvent("filechooser"),
page.evalOnSelector(
"input",
"""async picker => {
picker.click();
await new Promise(x => picker.oninput = x);
return picker.files.length;
}""",
),
))[1]
assert file_length_1 == 1
page.once(
"filechooser",
lambda file_chooser: asyncio.create_task(file_chooser.setFiles([])),
)
file_length_2 = (await asyncio.gather(
page.waitForEvent("filechooser"),
page.evalOnSelector(
"input",
"""async picker => {
picker.click()
await new Promise(x => picker.oninput = x)
return picker.files.length
}""",
),
))[1]
assert file_length_2 == 0
