<!DOCTYPE HTML>
<html>
<!--
Test that the currently selected view is rendered.
-->
<head>
    <meta charset="utf-8">
    <title>Tree component test</title>
    <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
    <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
</head>
<body>
    <div id="container"></div>
    <pre id="test">
        <script src="head.js" type="application/javascript"></script>
        <script type="application/javascript">
         "use strict";
         window.onload = async function() {
           try {
             ok(React, "Should get React");
             ok(Heap, "Should get Heap");

             const container = document.getElementById("container");

             // Dominator tree view.

             await renderComponent(Heap(immutableUpdate(TEST_HEAP_PROPS, {
               view: { state: viewState.DOMINATOR_TREE },
             })), container);

             ok(container.querySelector(`[data-state=${dominatorTreeState.LOADED}]`),
                "Should render the dominator tree.");

             // Census view.

             await renderComponent(Heap(immutableUpdate(TEST_HEAP_PROPS, {
               view: { state: viewState.CENSUS },
             })), container);

             ok(container.querySelector(`[data-state=${censusState.SAVED}]`),
                "Should render the census.");

             // Diffing view.

             await renderComponent(Heap(immutableUpdate(TEST_HEAP_PROPS, {
               view: { state: viewState.DIFFING },
               snapshot: null,
               diffing: {
                 firstSnapshotId: null,
                 secondSnapshotId: null,
                 census: null,
                 error: null,
                 state: diffingState.SELECTING,
               },
             })), container);

             ok(container.querySelector(`[data-state=${diffingState.SELECTING}]`),
                "Should render the diffing.");

             // Initial view.

             await renderComponent(Heap(immutableUpdate(TEST_HEAP_PROPS, {
               snapshot: null,
               diffing: null,
             })), container);

             ok(container.querySelector("[data-state=initial]"),
                "With no snapshot, nor a diffing, should render initial prompt.");
           } catch (e) {
             ok(false, "Got an error: " + DevToolsUtils.safeErrorString(e));
           } finally {
             SimpleTest.finish();
           }
         };
        </script>
    </pre>
</body>
</html>
