2023-05-23 19:50:14 +02:00
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<!DOCTYPE html>
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2019-03-28 15:42:28 +01:00
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<html lang="en">
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2023-05-23 19:50:14 +02:00
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<head>
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<meta charset="utf-8" />
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<title>reveal.js - Test Iframes</title>
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<link rel="stylesheet" href="../dist/reveal.css" />
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<link rel="stylesheet" href="../node_modules/qunit/qunit/qunit.css" />
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<script src="../node_modules/qunit/qunit/qunit.js"></script>
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</head>
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<body style="overflow: auto">
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<div id="qunit"></div>
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<div id="qunit-fixture"></div>
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<div class="reveal" style="display: none">
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<div class="slides">
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<section>1</section>
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<section>2</section>
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<section>
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<iframe class="default-iframe" data-src="#"></iframe>
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<iframe class="preload-iframe" data-src="#" data-preload></iframe>
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</section>
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</div>
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</div>
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<script src="../dist/reveal.js"></script>
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<script>
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QUnit.config.testTimeout = 30000;
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Reveal.initialize({ viewDistance: 2 }).then(() => {
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var defaultIframe = document.querySelector(".default-iframe"),
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preloadIframe = document.querySelector(".preload-iframe");
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QUnit.module("Iframe");
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QUnit.test("Using default settings", function (assert) {
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Reveal.slide(1);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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false,
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"not preloaded when within viewDistance"
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);
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Reveal.slide(2);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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true,
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"loaded when slide becomes visible"
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);
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Reveal.slide(1);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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false,
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"unloaded when slide becomes invisible"
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);
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});
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QUnit.test("Using data-preload", function (assert) {
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Reveal.slide(1);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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true,
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"preloaded within viewDistance"
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);
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Reveal.slide(2);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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true,
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"loaded when slide becoems visible"
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);
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Reveal.slide(0);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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false,
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"unloads outside of viewDistance"
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);
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});
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QUnit.test("Using preloadIframes: true", function (assert) {
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Reveal.configure({ preloadIframes: true });
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Reveal.slide(1);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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true,
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"preloaded within viewDistance"
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);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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true,
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"preloaded within viewDistance"
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);
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Reveal.slide(2);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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true,
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"loaded when slide becomes visible"
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);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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true,
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"loaded when slide becomes visible"
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);
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});
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QUnit.test("Using preloadIframes: false", function (assert) {
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Reveal.configure({ preloadIframes: false });
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Reveal.slide(0);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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false,
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"not preloaded within viewDistance"
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);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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false,
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"not preloaded within viewDistance"
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);
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Reveal.slide(2);
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assert.strictEqual(
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defaultIframe.hasAttribute("src"),
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true,
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"loaded when slide becomes visible"
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);
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assert.strictEqual(
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preloadIframe.hasAttribute("src"),
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true,
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"loaded when slide becomes visible"
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);
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});
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});
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</script>
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</body>
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2019-03-28 15:42:28 +01:00
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</html>
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