chromium/third_party/blink/web_tests/external/wpt/html/semantics/scripting-1/the-script-element/module/imports.html

<!DOCTYPE html>
<html>
<head>
    <title>html-script-module-imports</title>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
</head>
<body>
    <h1>html-script-module-imports</h1>

    <script type="module">

        import { A } from "./imports-a.js";

        test(function () {
            assert_equals(A.from, "imports-a.js", "Unexpected A");
        }, "Import a simple module");

    </script>
    <script type="module">

        import { B as B_RENAMED } from "./imports-b.js";

        test(function () {
            assert_equals(B_RENAMED.from, "imports-b.js", "Unexpected B_RENAMED");

            try
            {
                B;
                assert_unreached("Unexpectedly defined B");
            }
            catch (ex)
            {}
        }, "Import a simple module, renamed");

    </script>
    <script type="module">

        import { INC_A } from "./imports-inc-a.js";
        import { INC_B } from "./imports-inc-b.js";
        import { INC_AB_A, INC_AB_B } from "./imports-inc-ab.js";

        test(function () {
            assert_equals(INC_A.from, "imports-a.js", "Unexpected INC_A");
            assert_equals(INC_B.from, "imports-b.js", "Unexpected INC_A");
            assert_equals(INC_AB_A.from, "imports-a.js", "Unexpected INC_A");
            assert_equals(INC_AB_B.from, "imports-b.js", "Unexpected INC_A");
            assert_equals(INC_A, INC_AB_A, "INC_A and INC_AB_A should be the same");
            assert_equals(INC_B, INC_AB_B, "INC_B and INC_AB_B should be the same");
        }, "Import the same module multiple times");

    </script>

    <script>
        var test_importSelf = async_test("Import a module that validly imports itself");
    </script>
    <script type="module" src="imports-self.js"></script>

    <script>
        var test_importCycle = async_test("Import a module with a valid cyclical module dependency");
    </script>
    <script type="module" src="imports-cycle.js"></script>
</body>
</html>