serenity/Userland/Libraries/LibWeb/Tests/HTML/HTMLTemplateElement.js

loadPage("file:///home/anon/web-tests/Pages/Template.html");

afterInitialPageLoad(() => {
    test("Basic functionality", () => {
        const template = document.getElementById("template");
        expect(template).not.toBeNull();

        // The contents of a template element are not children of the actual element.
        // The document fragment is not a child of the element either.
        expect(template.firstChild).toBeNull();

        // FIXME: Add this in once DocumentFragment's constructor is implemented.
        //expect(template.content).toBeInstanceOf(DocumentFragment);
        expect(template.content.nodeName).toBe("#document-fragment");

        const templateDiv = template.content.getElementById("templatediv");
        expect(templateDiv.nodeName).toBe("div");
        expect(templateDiv.textContent).toBe("Hello template!");
    });

    test("Templates are inert (e.g. scripts won't run)", () => {
        // The page has a template element with a script element in it.
        // Templates are inert, for example, they won't run scripts.
        // That script will set "templateScriptRan" to true if it ran.
        expect(window.templateScriptRan).toBeUndefined();
    });
});