content/test/data/gpu/screenshot_sync.html - Issue 190693002: Migrate Telemetry from beginWindowSnapshotPNG to Page.captureScreenshot

Unified Diff: content/test/data/gpu/screenshot_sync.html

Issue 190693002: Migrate Telemetry from beginWindowSnapshotPNG to Page.captureScreenshot (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Rebase Created 6 years, 7 months ago

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Index: content/test/data/gpu/screenshot_sync.html

diff --git a/content/test/data/gpu/screenshot_sync.html b/content/test/data/gpu/screenshot_sync.html

index 73f56710413dccc7b0801486cd23e901ba6e3bca..7f7b30e2b2b107dae7c35a11fd9f94c38c5377e9 100644

--- a/content/test/data/gpu/screenshot_sync.html

+++ b/content/test/data/gpu/screenshot_sync.html

@@ -4,142 +4,22 @@

<title>Synchronized screenshot test</title>

<style>

html, body { margin: 0; }

- #log { height: 150px; overflow: auto; width: 512px; }

- #log.failed { background-color: #FFAAAA; }

</style>

</head>

<body>

- <canvas id="src-canvas" width="256" height="256"></canvas>

- <canvas id="dest-canvas" width="256" height="256"></canvas><br/>

- <div id="log"></div>

+ <canvas id="canvas" width="256" height="256"></canvas>

+ <div id="text"></div>

- "use strict";

- (function () {

- window.__testComplete = false;

- window.__testMessage = '';

- window.__testSuccess = true;

- var log = document.getElementById("log");

- var canvas1 = document.getElementById("src-canvas");

- var canvas2 = document.getElementById("dest-canvas");

- if (!window.chrome || !window.chrome.gpuBenchmarking ||

- !window.chrome.gpuBenchmarking.beginWindowSnapshotPNG) {

- canvas1.style.display = "none";

- canvas2.style.display = "none";

- log.innerHTML = "chrome.gpuBenchmarking.beginWindowSnapshotPNG not available.<br/>" +

- "Please make sure Chrome was launched with --enable-gpu-benchmarking."

- window.__testComplete = true;

- window.__testMessage = 'chrome.gpuBenchmarking.beginWindowSnapshotPNG not available.';

- window.__testSuccess = false;

- return;

- }

- var totalTests = 50;

- var testInterval = 75;

- var testStartDelay = 1000;

- var testCount = 0;

- var ctx1 = canvas1.getContext("2d");

- var ctx2 = canvas2.getContext("2d");

- var clearColor = [0, 0, 0];

- var screenshotClearColor = [0, 0, 0];

- var validatedColor = [0, 0, 0];

- var capturing = false;

- function draw() {

- if (testCount == totalTests || !window.__testSuccess)

- return;

- if (!capturing) {

- clearColor[0] = Math.floor(Math.random() * 256.0);

- clearColor[1] = Math.floor(Math.random() * 256.0);

- clearColor[2] = Math.floor(Math.random() * 256.0);

- ctx1.fillStyle="RGB(" +

- clearColor[0] + "," +

- clearColor[1] + "," +

- clearColor[2] + ")";

- ctx1.fillRect(0,0,canvas1.width,canvas1.height);

- }

- window.requestAnimationFrame(draw);

- };

- draw();

- var snapshotImg = new Image();

- var snapshotBtn = document.getElementById("snapshot");

- var snapshotColorSpan = document.getElementById("snapshotColorSpan");

- var validatedColorSpan = document.getElementById("validatedColorSpan");

- function colorsMatch(a, b) {

- return (Math.abs(a[0] - b[0]) < 2 &&

- Math.abs(a[1] - b[1]) < 2 &&

- Math.abs(a[2] - b[2]) < 2);

- }

- function logString(str) {

- var entry = document.createElement("div");

- entry.innerHTML = str

- log.insertBefore(entry, log.firstChild);

- }

- function colorToString(a) {

- return "[" + a[0] +", " + a[1] +", " + a[2] +"]";

- }

- function logTest(id, a, b) {

- var match = colorsMatch(a, b);

- logString("Test " + id + ": " +

- colorToString(a) + " " +

- "~= " +

- colorToString(b) + " " +

- ": " +

- (match ? "<b style='color: green'>Pass</b>" : "<b style='color: red'>Fail</b>"));

- return match;

- }

- // Take snapshots at an arbitrary interval and ensure that the resulting

- // image matches the color we last cleared the webgl canvas with

- function testSnapshot() {

- capturing = true;

- ++testCount;

- screenshotClearColor[0] = clearColor[0];

- screenshotClearColor[1] = clearColor[1];

- screenshotClearColor[2] = clearColor[2];

- window.chrome.gpuBenchmarking.beginWindowSnapshotPNG(

- function(s) {

- snapshotImg.src = "data:image/png;base64," + s.data;

- ctx2.drawImage(snapshotImg,0,0);

- var img_data = ctx2.getImageData(0, 0, 1, 1);

- validatedColor[0] = img_data.data[0];

- validatedColor[1] = img_data.data[1];

- validatedColor[2] = img_data.data[2];

- window.__testSuccess = window.__testSuccess && logTest(testCount, screenshotClearColor, validatedColor);

- if (!window.__testSuccess) {

- log.classList.add("failed");

- window.__testMessage = 'Color mismatch after ' + testCount + ' iterations.';

- }

- capturing = false;

- if (testCount < totalTests && window.__testSuccess) {

- if (window.__testSuccess)

- setTimeout(testSnapshot, testInterval);

- } else {

- window.__testComplete = true;

- }

- );

- }

- setTimeout(testSnapshot, testStartDelay);

- })();

+ var canvas = document.getElementById("canvas");

+ var ctx = canvas.getContext("2d");

+ var text = document.getElementById("text");

+ function draw(r, g, b) {

+ var rgb = "RGB(" + r + "," + g + "," + b + ")";

+ text.textContent = rgb;

+ ctx.fillStyle = rgb;

+ ctx.fillRect(0, 0, canvas.width, canvas.height);

+ }

</script>

</body>

</html>

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