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Test Info:

<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html,charset=utf-8">
<title>Tests of nsIEditor#documentCharacterSet</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
<script>
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(() => {
const originalBody = document.body.innerHTML;
(function test_with_text_editor() {
for (const test of [
{
tag: "input",
innerHTML: "<input>",
},
{
tag: "textarea",
innerHTML: "<textarea></textarea>",
},
]) {
document.body.innerHTML = test.innerHTML;
const textControl = document.body.querySelector(test.tag);
const editor = SpecialPowers.wrap(textControl).editor;
try {
editor.documentCharacterSet;
ok(false, `TextEditor::GetDocumentCharacterSet() for <${test.tag}> should throw an exception`);
} catch (e) {
ok(true, `TextEditor::GetDocumentCharacterSet() for <${test.tag}> should throw an exception`);
}
try {
editor.documentCharacterSet = "windows-1252";
ok(false, `TextEditor::SetDocumentCharacterSet() for <${test.tag}> should throw an exception`);
} catch (e) {
ok(true, `TextEditor::SetDocumentCharacterSet() for <${test.tag}> should throw an exception`);
}
}
})();
function getHTMLEditor(win = window) {
const editingSession = SpecialPowers.wrap(win).docShell.editingSession;
if (!editingSession) {
return null;
}
return editingSession.getEditorForWindow(win);
}
(function test_with_contenteditable() {
document.body.innerHTML = "<div contenteditable><p>abc</p></div>";
const editor = getHTMLEditor();
is(editor.documentCharacterSet, "UTF-8",
"HTMLEditor::GetDocumentCharacterSet() should return \"UTF-8\"");
editor.documentCharacterSet = "windows-1252";
is(document.querySelector("meta[http-equiv]").getAttribute("content"), "text/html,charset=windows-1252",
"HTMLEditor::SetDocumentCharacterSet() should add <meta> element whose \"http-equiv\" attribute has \"windows-1252\"");
is(editor.documentCharacterSet, "windows-1252",
"HTMLEditor::GetDocumentCharacterSet() should return \"windows-1252\" after setting the value");
editor.documentCharacterSet = "utf-8";
is(document.querySelector("meta[http-equiv]").getAttribute("content"), "text/html,charset=utf-8",
"HTMLEditor::SetDocumentCharacterSet() should add <meta> element whose \"http-equiv\" attribute has \"utf-8\"");
is(editor.documentCharacterSet, "UTF-8",
"HTMLEditor::GetDocumentCharacterSet() should return \"UTF-8\" after setting the value");
})();
(function test_with_designMode() {
while (document.querySelector("meta")) {
document.querySelector("meta").remove();
}
document.body.innerHTML = "<iframe></iframe>";
const editdoc = document.querySelector("iframe").contentDocument;
editdoc.designMode = "on";
const editor = getHTMLEditor(document.querySelector("iframe").contentWindow);
editor.documentCharacterSet = "us-ascii";
const metaWithHttpEquiv = editdoc.getElementsByTagName("meta")[0];
is(metaWithHttpEquiv.getAttribute("http-equiv"), "Content-Type",
"meta element should have http-equiv");
is(metaWithHttpEquiv.getAttribute("content"), "text/html;charset=us-ascii",
"charset should be set as us-ascii");
const dummyMeta = editdoc.createElement("meta");
dummyMeta.setAttribute("name", "keywords");
dummyMeta.setAttribute("content", "test");
metaWithHttpEquiv.parentNode.insertBefore(dummyMeta, metaWithHttpEquiv);
editor.documentCharacterSet = "utf-8";
is(dummyMeta, editdoc.getElementsByTagName("meta")[0],
"<meta> element shouldn't be touched");
isnot(dummyMeta.getAttribute("http-equiv"), "Content-Type",
"first meta element shouldn't have http-equiv");
is(metaWithHttpEquiv, editdoc.getElementsByTagName("meta")[1],
"The second <meta> element should be reused");
is(metaWithHttpEquiv.getAttribute("http-equiv"), "Content-Type",
"second meta element should have http-equiv");
is(metaWithHttpEquiv.getAttribute("content"), "text/html;charset=utf-8",
"charset should be set as utf-8");
})();
document.body.innerHTML = originalBody;
SimpleTest.finish();
});
</script>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test"></pre>
</body>
</html>