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Add some unit tests for unarchivers. Provide a way to disconnect the impl from the host (for unit tests).

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This commit is contained in:
Jeff Schiller 2023-12-16 15:28:37 -08:00
parent eba7042abe
commit cf26e0a2de
17 changed files with 211 additions and 13 deletions
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23
archive/decompress.js
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@ -56,6 +56,13 @@ export class Unarchiver extends EventTarget {
*/
port_;
/**
* A function to call to disconnect the implementation from the host.
* @type {Function}
* @private
*/
disconnectFn_;
/**
* @param {ArrayBuffer} arrayBuffer The Array Buffer. Note that this ArrayBuffer must not be
* referenced once it is sent to the Unarchiver, since it is marked as Transferable and sent
@ -87,6 +94,16 @@ export class Unarchiver extends EventTarget {
this.debugMode_ = !!(options.debug);
}
/**
* Overridden so that the type hints for eventType are specific.
* @param {'progress'|'extract'|'finish'} eventType
* @param {EventListenerOrEventListenerObject} listener
* @override
*/
addEventListener(eventType, listener) {
super.addEventListener(eventType, listener);
}
/**
* This method must be overridden by the subclass to return the script filename.
* @returns {string} The MIME type of the archive.
@ -164,7 +181,9 @@ export class Unarchiver extends EventTarget {
* using the update() method.
*/
async start() {
this.port_ = await getConnectedPort(this.getScriptFileName());
const impl = await getConnectedPort(this.getScriptFileName());
this.port_ = impl.hostPort;
this.disconnectFn_ = impl.disconnectFn;
return new Promise((resolve, reject) => {
this.port_.onerror = (evt) => {
console.log('Impl error: message = ' + evt.message);
@ -221,7 +240,9 @@ export class Unarchiver extends EventTarget {
stop() {
if (this.port_) {
this.port_.close();
this.disconnectFn_();
this.port_ = null;
this.disconnectFn_ = null;
}
}
}