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<html>
<head>
<meta charset="utf8">
<style>
html, body {
margin: 0;
padding: 0;
}
body {
--fixed-header-height: 50px;
margin-top: var(--fixed-header-height);
}
header {
height: var(--fixed-header-height);
background: rgb(255, 0, 0);
position: fixed;
left: 0;
top: 0;
right: 0;
/* Since we may check the background-color, put the text in the center so we don't pick a pixel from the text */
text-align: center;
}
img {
height: 100px;
width: 100px;
}
iframe {
display: block;
height: 50px;
border: none;
}
.overflow {
overflow: scroll;
height: 200vh;
width: 200vw;
}
</style>
</head>
<body>
<header>Fixed header</header>
<iframe id="same-origin-iframe" data-bg-color="rgb(255, 255, 0)"></iframe>
<iframe id="remote-iframe" data-bg-color="rgb(0, 255, 255)"></iframe>
<img id="testImage"></img>
<script>
"use strict";
async function loadIframe(iframeEl, origin) {
const onIframeLoaded = new Promise(resolve => {
iframeEl.addEventListener("load", resolve, {once: true})
});
const bgColor = iframeEl.getAttribute("data-bg-color");
iframeEl.src =
`${origin}/document-builder.sjs?html=
<style>
html {
background:${bgColor};
text-align: center;
}
span {
background-color: rgb(0, 100, 0);
/* move the text to right so we can check the span background color from test */
padding-left: 10px;
}
</style>
<span>${origin}</span>`;
await onIframeLoaded;
iframeEl.classList.add("loaded-iframe");
}
const origin = document.location.origin;
// Since we can't know on which origin the document is loaded, we check it so we
// can pick another one for the remote iframe.
const remoteOrigin = origin.endsWith(".com")
? origin.replace(".com", ".org")
: origin.replace(".org", ".com");
loadIframe(document.getElementById("same-origin-iframe"), origin);
loadIframe(document.getElementById("remote-iframe"), remoteOrigin);
</script>
</body>
</html>
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