LayoutTests/spatial-css/spatial-portal-environment-map.html

<!DOCTYPE html> <!-- webkit-test-runner [ SpatialPortalEnabled=true ModelElementEnabled=true allowTestOnlyIPC=true ] -->
<html>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
<script src="../model-element/resources/model-utils.js"></script>
<script src="resources/spatial-portal-utils.js"></script>
<style>
    .portal { spatial: portal; width: 300px; height: 150px; }
</style>
<body>
<script>
'use strict';

window.internals?.disableModelLoadDelaysForTesting();

const blueMap = "blue.hdr";

promise_test(async t => {
    declareEnvironmentMap(t, { name: "studio", src: "../model-element/resources/blue.hdr" });

    const portal = createPortal(t);
    portal.style.environmentMap = '"studio"';
    const model = appendModel(portal, "cube.usdz");
    await model.ready;

    const value = await waitForEnvironmentMap(portal, map => map.endsWith(blueMap), '"studio" resolves to blue.hdr');
    assert_true(value.endsWith(blueMap), `${value} is the map declared by the rule`);
}, "A named environment map is resolved and loaded for a spatial portal");

promise_test(async t => {
    const portal = createPortal(t);
    const model = appendModel(portal, "cube.usdz");
    await model.ready;

    assert_equals(effectiveEnvironmentMap(portal), "auto", "the initial value is the default lighting");
}, "A spatial portal defaults to auto");

promise_test(async t => {
    const portal = createPortal(t);
    portal.style.environmentMap = "none";
    const model = appendModel(portal, "cube.usdz");
    await model.ready;

    assert_equals(effectiveEnvironmentMap(portal), "none", "no image-based light at all");
}, "environment-map: none disables the lighting");

promise_test(async t => {
    const portal = createPortal(t);
    portal.style.environmentMap = '"nonexistent"';
    const model = appendModel(portal, "cube.usdz");
    await model.ready;

    assert_equals(effectiveEnvironmentMap(portal), "auto", "an unresolved name falls back to auto");
}, "A name with no @environment-map rule falls back to auto");

promise_test(async t => {
    declareEnvironmentMap(t, { name: "broken", format: "cubemap", src: "../model-element/resources/blue.hdr" });

    const portal = createPortal(t);
    portal.style.environmentMap = '"broken"';
    const model = appendModel(portal, "cube.usdz");
    await model.ready;

    assert_equals(effectiveEnvironmentMap(portal), "auto", "an inert rule leaves the default lighting in place");
}, "A name matching a rule with an unimplemented format falls back to auto");

promise_test(async t => {
    declareEnvironmentMap(t, { name: "studio", src: "../model-element/resources/blue.hdr" });
    declareEnvironmentMap(t, { name: "missing", src: "../model-element/resources/does-not-exist.hdr" });

    const portal = createPortal(t);
    portal.style.environmentMap = '"studio"';
    const model = appendModel(portal, "cube.usdz");
    await model.ready;
    await waitForEnvironmentMap(portal, map => map.endsWith(blueMap), "the working map to load");

    portal.style.environmentMap = '"missing"';
    await waitForEnvironmentMap(portal, map => map === "auto", "the failed load to fall back");
}, "A named map whose src fails to load falls back to the default lighting");

</script>
</body>
</html>