gecko-dev/devtools/client/styleeditor/test/browser_styleeditor_filesav...

102 строки
2.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test that 'Save' function works.
const TESTCASE_URI_HTML = TEST_BASE_HTTP + "simple.html";
const TESTCASE_URI_CSS = TEST_BASE_HTTP + "simple.css";
const { FileUtils } = ChromeUtils.import(
"resource://gre/modules/FileUtils.jsm"
);
add_task(async function() {
const htmlFile = await copy(TESTCASE_URI_HTML, "simple.html");
await copy(TESTCASE_URI_CSS, "simple.css");
const uri = Services.io.newFileURI(htmlFile);
const filePath = uri.resolve("");
const { ui } = await openStyleEditorForURL(filePath);
const editor = ui.editors[0];
await editor.getSourceEditor();
info("Editing the style sheet.");
let dirty = editor.sourceEditor.once("dirty-change");
const beginCursor = { line: 0, ch: 0 };
editor.sourceEditor.replaceText("DIRTY TEXT", beginCursor, beginCursor);
await dirty;
is(editor.sourceEditor.isClean(), false, "Editor is dirty.");
ok(
editor.summary.classList.contains("unsaved"),
"Star icon is present in the corresponding summary."
);
info("Saving the changes.");
dirty = editor.sourceEditor.once("dirty-change");
editor.saveToFile(null, function(file) {
ok(file, "file should get saved directly when using a file:// URI");
});
await dirty;
is(editor.sourceEditor.isClean(), true, "Editor is clean.");
ok(
!editor.summary.classList.contains("unsaved"),
"Star icon is not present in the corresponding summary."
);
});
function copy(srcChromeURL, destFileName) {
return new Promise(resolve => {
const destFile = FileUtils.getFile("ProfD", [destFileName]);
write(read(srcChromeURL), destFile, resolve);
});
}
function read(srcChromeURL) {
const scriptableStream = Cc[
"@mozilla.org/scriptableinputstream;1"
].getService(Ci.nsIScriptableInputStream);
const channel = NetUtil.newChannel({
uri: srcChromeURL,
loadUsingSystemPrincipal: true,
});
const input = channel.open();
scriptableStream.init(input);
let data = "";
while (input.available()) {
data = data.concat(scriptableStream.read(input.available()));
}
scriptableStream.close();
input.close();
return data;
}
function write(data, file, callback) {
const converter = Cc[
"@mozilla.org/intl/scriptableunicodeconverter"
].createInstance(Ci.nsIScriptableUnicodeConverter);
converter.charset = "UTF-8";
const istream = converter.convertToInputStream(data);
const ostream = FileUtils.openSafeFileOutputStream(file);
NetUtil.asyncCopy(istream, ostream, function(status) {
if (!Components.isSuccessCode(status)) {
info("Couldn't write to " + file.path);
return;
}
callback(file);
});
}