fune/dom/file/ipc/tests/script_file.js

51 lines
1.4 KiB
JavaScript

Cu.importGlobalProperties(["File"]);
addMessageListener("file.open", function(e) {
var testFile = Cc["@mozilla.org/file/directory_service;1"]
.getService(Ci.nsIDirectoryService)
.QueryInterface(Ci.nsIProperties)
.get("ProfD", Ci.nsIFile);
testFile.append("ipc_fileReader_testing");
testFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o600);
var outStream = Cc[
"@mozilla.org/network/file-output-stream;1"
].createInstance(Ci.nsIFileOutputStream);
outStream.init(
testFile,
0x02 | 0x08 | 0x20, // write, create, truncate
0o666,
0
);
var fileData = "Hello World!";
outStream.write(fileData, fileData.length);
outStream.close();
File.createFromNsIFile(testFile).then(function(file) {
sendAsyncMessage("file.opened", { file });
});
});
addMessageListener("emptyfile.open", function(e) {
var testFile = Cc["@mozilla.org/file/directory_service;1"]
.getService(Ci.nsIDirectoryService)
.QueryInterface(Ci.nsIProperties)
.get("ProfD", Ci.nsIFile);
testFile.append("ipc_fileReader_testing");
testFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o600);
var outStream = Cc[
"@mozilla.org/network/file-output-stream;1"
].createInstance(Ci.nsIFileOutputStream);
outStream.init(
testFile,
0x02 | 0x08 | 0x20, // write, create, truncate
0o666,
0
);
File.createFromNsIFile(testFile).then(function(file) {
sendAsyncMessage("emptyfile.opened", { file });
});
});