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Diffstat (limited to '')
-rw-r--r-- | remote/test/puppeteer/packages/puppeteer-core/src/common/FileChooser.ts | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/remote/test/puppeteer/packages/puppeteer-core/src/common/FileChooser.ts b/remote/test/puppeteer/packages/puppeteer-core/src/common/FileChooser.ts new file mode 100644 index 0000000000..96d6e6eb28 --- /dev/null +++ b/remote/test/puppeteer/packages/puppeteer-core/src/common/FileChooser.ts @@ -0,0 +1,97 @@ +/** + * Copyright 2020 Google Inc. All rights reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +import {Protocol} from 'devtools-protocol'; + +import {ElementHandle} from '../api/ElementHandle.js'; +import {assert} from '../util/assert.js'; + +/** + * File choosers let you react to the page requesting for a file. + * + * @remarks + * `FileChooser` instances are returned via the {@link Page.waitForFileChooser} method. + * + * In browsers, only one file chooser can be opened at a time. + * All file choosers must be accepted or canceled. Not doing so will prevent + * subsequent file choosers from appearing. + * + * @example + * + * ```ts + * const [fileChooser] = await Promise.all([ + * page.waitForFileChooser(), + * page.click('#upload-file-button'), // some button that triggers file selection + * ]); + * await fileChooser.accept(['/tmp/myfile.pdf']); + * ``` + * + * @public + */ +export class FileChooser { + #element: ElementHandle<HTMLInputElement>; + #multiple: boolean; + #handled = false; + + /** + * @internal + */ + constructor( + element: ElementHandle<HTMLInputElement>, + event: Protocol.Page.FileChooserOpenedEvent + ) { + this.#element = element; + this.#multiple = event.mode !== 'selectSingle'; + } + + /** + * Whether file chooser allow for + * {@link https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/file#attr-multiple | multiple} + * file selection. + */ + isMultiple(): boolean { + return this.#multiple; + } + + /** + * Accept the file chooser request with the given file paths. + * + * @remarks This will not validate whether the file paths exists. Also, if a + * path is relative, then it is resolved against the + * {@link https://nodejs.org/api/process.html#process_process_cwd | current working directory}. + * For locals script connecting to remote chrome environments, paths must be + * absolute. + */ + async accept(paths: string[]): Promise<void> { + assert( + !this.#handled, + 'Cannot accept FileChooser which is already handled!' + ); + this.#handled = true; + await this.#element.uploadFile(...paths); + } + + /** + * Closes the file chooser without selecting any files. + */ + cancel(): void { + assert( + !this.#handled, + 'Cannot cancel FileChooser which is already handled!' + ); + this.#handled = true; + } +} |