<!doctype html>
<html>
    <head>
        <title>Viewport: Window Resize Fires Event</title>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width">
        <script src="/resources/testharness.js"></script>
        <script src="/resources/testharnessreport.js"></script>
        <script src="viewport_support.js"></script>
        <script>
           setup({explicit_timeout: true, explicit_done: true})
        </script>
    </head>
    <body>
    <h1>Viewport: Window Resize Fires Event</h1>
    <h4>
        Test Description: This test checks that a resize event is fired against
        the window.visualViewport object when the browser window is resized.
    </h4>
    <h2 style="color: red">THIS IS A MANUAL TEST</h2>
    <p id="skip">
        <button id="skipbtn" onclick="skipManualTest();">Skip Test</button>
    </p>
    <p id="instruction"></p>
    <button id="continue">Start Test</button>
    <div id="log"></div>
    </body>
    <script>
        var continueBtn = document.getElementById("continue");

        function continueTest() {
          nextStep(function(instructionText) {
            var instruction = document.getElementById("instruction");
            continueBtn.innerText = "Continue";
            instruction.innerText = instructionText;
          });
        }

        continueBtn.addEventListener('click', continueTest);

        var didResizeView;
        var cancelable;
        var bubbles;

        function resetValues() {
            didResizeView = false;
            cancelable = undefined;
            bubbles = undefined;
        }

        addManualTestStep(
            function() {
                resetValues();
                window.visualViewport.addEventListener('resize', function(e) {
                    didResizeView = true;
                    cancelable = e.cancelable;
                    bubbles = e.bubbles;
                });
            },
            null,
            '1. Resize the browser window (if on mobile, rotate the device)');


        addManualTestStep(
            function() {
                assert_true(didResizeView);
                assert_false(cancelable);
                assert_false(bubbles);
             },
            'Resize event fired at window.visualViewport after window resized',
            '2. Unrotate the device or reset window size if needed.');

        addManualTestStep(
            resetValues,
            null,
            '3. Pinch-zoom anywhere on the page by any amount.');

        addManualTestStep(
            function() {
                assert_true(didResizeView);
                assert_false(cancelable);
                assert_false(bubbles);
            },
            'Pinch-zooming fires a resize event',
            '4. Pinch-zoom back out');

        addManualTestStep(
            function() { continueBtn.remove(); },
            null,
            'Test Complete');
    </script>
</html>
