diff options
Diffstat (limited to 'dom/quota/test/modules/system/worker/UtilsChild.js')
-rw-r--r-- | dom/quota/test/modules/system/worker/UtilsChild.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/dom/quota/test/modules/system/worker/UtilsChild.js b/dom/quota/test/modules/system/worker/UtilsChild.js new file mode 100644 index 0000000000..4addd6b948 --- /dev/null +++ b/dom/quota/test/modules/system/worker/UtilsChild.js @@ -0,0 +1,56 @@ +/** + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ + */ + +function _sendMessage(messageBody) { + const messageHeader = { + moduleName: "UtilsParent", + objectName: "UtilsParent", + }; + + const message = { ...messageHeader, ...messageBody }; + + postMessage(message); +} + +function _recvMessage() { + return new Promise(function (resolve) { + addEventListener("message", async function onMessage(event) { + removeEventListener("message", onMessage); + const data = event.data; + resolve(data); + }); + }); +} + +const _UtilsChild = { + async getCachedOriginUsage() { + _sendMessage({ + op: "getCachedOriginUsage", + }); + + return _recvMessage(); + }, + + async shrinkStorageSize(size) { + _sendMessage({ + op: "shrinkStorageSize", + size, + }); + + return _recvMessage(); + }, + + async restoreStorageSize() { + _sendMessage({ + op: "restoreStorageSize", + }); + + return _recvMessage(); + }, +}; + +function importUtilsChild() { + return { UtilsChild: _UtilsChild }; +} |