LayoutTests/js/ShadowRealm-importValue.html

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"><!-- webkit-test-runner [ jscOptions=--useShadowRealm=true ] -->
<html>
<head>
<script src="../resources/js-test-pre.js"></script>
</head>
<body>
<script src =../resources/testharness.js></script>
<script src =../resources/testharnessreport.js></script>
<script>
    description("Test to ensure correct behaviour of ShadowRealm.prototype.importValue");

    function wrappedLog(prefix) {
        return function (msg) {
            debug(prefix + ": " + msg);
        };
    }

    const module_path = "./resources/example-module.js";

    promise_test(async t => {
    const outerShadowRealm = new ShadowRealm();
    const checkFn = await outerShadowRealm.importValue(module_path, "check");
    assert_equals(checkFn(wrappedLog("shadowRealm")), true);

    const ourModule = await import(module_path);
    assert_equals(ourModule.value, true, "bloop");
    ourModule.setValue(42);
    assert_equals(ourModule.value, 42);

    const importedVal = await outerShadowRealm.importValue(module_path, "value");
    assert_equals(importedVal, true);
    const setValueImported = await outerShadowRealm.importValue(module_path, "setValue");
    setValueImported(100);
    const importedVal2 = await outerShadowRealm.importValue(module_path, "value");
    assert_equals(importedVal2, 100);
    assert_equals(ourModule.value, 42);
    }, "can import module in a shadow realm");

    promise_test(async t => {
        const outerShadowRealm = new ShadowRealm();
        const checkFn = await outerShadowRealm.importValue(module_path, "check_nested");
        assert_equals(checkFn(wrappedLog("shadowRealm")), true);
    }, "can nest realms");
</script>
</body>
</html>