Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 326 insertions, 0 deletions

diff --git a/gfx/tests/browser/browser.ini b/gfx/tests/browser/browser.ini
new file mode 100644
index 0000000000..c66e65e96d
--- /dev/null
+++ b/gfx/tests/browser/browser.ini
@@ -0,0 +1,13 @@
+[DEFAULT]
+support-files =
+
+[browser_native_font_cache_macos.js]
+support-files =
+  file_native_font_cache_macos.html
+skip-if = (os != 'mac')
+[browser_omta_tearoff_tab.js]
+[browser_partial_prerender_animation_in_popup.js]
+support-files =
+  !/dom/animation/test/testcommon.js
+skip-if = (os == 'mac') # on Mac popup windows use basic layers so animation can't be run on the compositor
+[browser_windowless_troubleshoot_crash.js]
diff --git a/gfx/tests/browser/browser_native_font_cache_macos.js b/gfx/tests/browser/browser_native_font_cache_macos.js
new file mode 100644
index 0000000000..919a5c7a72
--- /dev/null
+++ b/gfx/tests/browser/browser_native_font_cache_macos.js
@@ -0,0 +1,115 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async () => {
+  // Create a tab that loads a system font.
+  const CROSS_ORIGIN_DOMAIN = "https://example.com";
+  const TARGET_URL = `${CROSS_ORIGIN_DOMAIN}/browser/gfx/tests/browser/file_native_font_cache_macos.html`;
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: TARGET_URL },
+    async browser => {
+      await SpecialPowers.spawn(browser, [], async () => {
+        // Capture a snapshot of the tab, which will load the system font in the
+        // parent process.
+        const TARGET_WIDTH = 200;
+        const TARGET_HEIGHT = 100;
+
+        const rect = new content.window.DOMRect(
+          0,
+          0,
+          TARGET_WIDTH,
+          TARGET_HEIGHT
+        );
+        await SpecialPowers.snapshotContext(content.window, rect, "white");
+      });
+    }
+  );
+
+  // Now create a tab that shows the memory reporter.
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:memory" },
+    async browser => {
+      // Click the "Measure" button.
+      await SpecialPowers.spawn(browser, [], () => {
+        let measureButton = content.document.getElementById("measureButton");
+        measureButton.click();
+      });
+
+      // Copy the page text and check for an expected start with string.
+      let copiedText = await new Promise(resolve => {
+        const REPORT_TIMEOUT_MS = 15 * 1e3;
+        const EXPECTED_START_WITH = "Main Process";
+        let mostRecentTextOnClipboard = "";
+
+        SimpleTest.waitForClipboard(
+          textOnClipboard => {
+            mostRecentTextOnClipboard = textOnClipboard;
+            const gotExpected = textOnClipboard.startsWith(EXPECTED_START_WITH);
+            if (!gotExpected) {
+              // Try copying again.
+              EventUtils.synthesizeKey("A", { accelKey: true });
+              EventUtils.synthesizeKey("C", { accelKey: true });
+            }
+            return gotExpected;
+          },
+          () => {
+            EventUtils.synthesizeKey("A", { accelKey: true });
+            EventUtils.synthesizeKey("C", { accelKey: true });
+          },
+          () => {
+            resolve(mostRecentTextOnClipboard);
+          },
+          () => {
+            info(`Didn't find expected text within ${REPORT_TIMEOUT_MS}ms.`);
+            dump("*******ACTUAL*******\n");
+            dump("<<<" + mostRecentTextOnClipboard + ">>>\n");
+            dump("********************\n");
+            resolve("");
+          },
+          "text/plain",
+          REPORT_TIMEOUT_MS
+        );
+      });
+
+      isnot(copiedText, "", "Got some text from clipboard.");
+
+      // Search the copied text for our desired pattern. Initially, check for
+      // a line with "native-font-resource-mac". If that exists, ensure that it
+      // has less than a maximum MB. If that doesn't exist, check instead for
+      // a line with "gfx" before the "Other Measurements" section. If that
+      // exists, it is tested against the same MB limit. If it doesn't exist,
+      // that is an indication that "gfx" doesn't occur in the first section
+      // "Explicit Allocations', and therefore isn't holding memory at all.
+      const MB_EXCLUSIVE_MAX = 20;
+      const nfrm_line = /^.*?(\d+)\.\d+ MB.*-- native-font-resource-mac/m;
+      const nfrm_match = nfrm_line.exec(copiedText);
+      if (nfrm_match) {
+        const nfrm_mb = nfrm_match[1];
+        ok(
+          nfrm_mb < MB_EXCLUSIVE_MAX,
+          `native-font-resource-mac ${nfrm_mb} MB should be less than ${MB_EXCLUSIVE_MAX} MB.`
+        );
+      } else {
+        // Figure out where the "Other Measurements" section begins.
+        const om_line = /^Other Measurements$/m;
+        const om_match = om_line.exec(copiedText);
+
+        // Find the first gfx line, and if it occurs before the "Other
+        // Measurements" section, check its size.
+        const gfx_line = /^.*?(\d+)\.\d+ MB.*-- gfx/m;
+        const gfx_match = gfx_line.exec(copiedText);
+        if (gfx_match && gfx_match.index < om_match.index) {
+          const gfx_mb = gfx_match[1];
+          ok(
+            gfx_mb < MB_EXCLUSIVE_MAX,
+            `Explicit Allocations gfx ${gfx_mb} MB should be less than ${MB_EXCLUSIVE_MAX} MB.`
+          );
+        } else {
+          ok(true, "Explicit Allocations gfx is not listed.");
+        }
+      }
+    }
+  );
+});
diff --git a/gfx/tests/browser/browser_omta_tearoff_tab.js b/gfx/tests/browser/browser_omta_tearoff_tab.js
new file mode 100644
index 0000000000..3dd65a78c6
--- /dev/null
+++ b/gfx/tests/browser/browser_omta_tearoff_tab.js
@@ -0,0 +1,39 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+var testPage =
+  "data:text/html,<head><style>body{animation: fadein 1s infinite;} @keyframes fadein{from{opacity: 0;}}</style><body>Text";
+
+add_task(async function test() {
+  let tab = BrowserTestUtils.addTab(gBrowser, testPage, {
+    skipAnimation: true,
+  });
+  await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
+  await BrowserTestUtils.switchTab(gBrowser, tab);
+
+  await SpecialPowers.spawn(tab.linkedBrowser, [], async () => {
+    const anim = content.document.getAnimations()[0];
+    await anim.ready;
+    ok(SpecialPowers.wrap(anim).isRunningOnCompositor);
+  });
+
+  let promiseWin = BrowserTestUtils.waitForNewWindow();
+  let newWin = gBrowser.replaceTabWithWindow(tab);
+  await promiseWin;
+  Assert.ok(
+    ChromeUtils.vsyncEnabled(),
+    "vsync should be enabled as we have a tab with an animation"
+  );
+
+  newWin.close();
+  await TestUtils.waitForCondition(
+    () => !ChromeUtils.vsyncEnabled(),
+    "wait for vsync to be disabled"
+  );
+  Assert.ok(
+    !ChromeUtils.vsyncEnabled(),
+    "vsync should be disabled after closing window that contained an animated tab"
+  );
+});
diff --git a/gfx/tests/browser/browser_partial_prerender_animation_in_popup.js b/gfx/tests/browser/browser_partial_prerender_animation_in_popup.js
new file mode 100644
index 0000000000..2e68b9cdde
--- /dev/null
+++ b/gfx/tests/browser/browser_partial_prerender_animation_in_popup.js
@@ -0,0 +1,90 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/* import-globals-from ../../../dom/animation/test/testcommon.js */
+Services.scriptloader.loadSubScript(
+  "chrome://mochitests/content/tests/dom/animation/test/testcommon.js",
+  this
+);
+
+add_task(async () => {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["layout.animation.prerender.partial", true],
+      ["layout.animation.prerender.viewport-ratio-limit", 1.125],
+    ],
+  });
+
+  let navBar = document.getElementById("nav-bar");
+
+  const anchor = document.createXULElement("toolbarbutton");
+  anchor.classList.add("toolbarbutton-1", "chromeclass-toolbar-additional");
+  navBar.appendChild(anchor);
+
+  // Prepare a popup panel.
+  const panel = document.createXULElement("panel");
+  panel.setAttribute("noautohide", true);
+  navBar.appendChild(panel);
+
+  // Add a overflow:scroll container to avoid expanding the popup window size.
+  const container = document.createElement("div");
+  container.style = "width: 100px; height: 100px; overflow: scroll;";
+
+  // Looks like in popup window wider elements in the overflow:scroll container
+  // are still affecting the viewport size of the popup content, for example,
+  // if we specify "witdh: 800px" here, this element is not going to be partial-
+  // prerendered, it will be fully prerendered, so we use vertically overflowed
+  // element here.
+  const target = document.createElement("div");
+  target.style = "width: 100px; height: 800px;";
+
+  container.appendChild(target);
+  panel.appendChild(container);
+
+  registerCleanupFunction(() => {
+    panel.remove();
+    anchor.remove();
+  });
+
+  panel.openPopup(anchor);
+
+  // Start a transform transition with a 1s delay step-start function so that
+  // we can ensure that
+  // 1) when the target element is initially composited on the compositor the
+  //    transition hasn't yet started, thus no jank happens
+  // 2) when the transition starts on the compositor thread, it causes a jank
+  //    so that it will report back to the main-thread
+  target.style.transition = "transform 100s step-start 1s";
+  getComputedStyle(target);
+  const startTransition = new Promise(resolve => {
+    target.addEventListener("transitionstart", resolve);
+  });
+  target.style.transform = "translateY(-130px)";
+  const transition = target.getAnimations()[0];
+
+  // Wait for the transition start.
+  await startTransition;
+
+  // Make sure it's running on the compositor.
+  Assert.ok(
+    transition.isRunningOnCompositor,
+    "The transition should be running on the compositor thread"
+  );
+
+  // Collect restyling markers in 5 frames.
+  const markers = await observeStylingInTargetWindow(panel.ownerGlobal, 5);
+
+  // On non WebRender we observe two restyling markers because we get the second
+  // jank report from the compositor thread before a new pre-rendered result,
+  // which was triggered by the first jank report, reached to the compositor
+  // thread. So we allow one or two makers here.
+  // NOTE: Since we wrap the target element in overflow:scroll container, we
+  // might see an additional restyling marker triggered by
+  // KeyframeEffect::OverflowRegionRefreshInterval (200ms) on very slow
+  // platforms (e.g. TSAN builds), if it happens we should allow the additional
+  // restyling here.
+  Assert.greaterOrEqual(markers.length, 1);
+  Assert.lessOrEqual(markers.length, 2);
+});
diff --git a/gfx/tests/browser/browser_windowless_troubleshoot_crash.js b/gfx/tests/browser/browser_windowless_troubleshoot_crash.js
new file mode 100644
index 0000000000..44fc50e2f8
--- /dev/null
+++ b/gfx/tests/browser/browser_windowless_troubleshoot_crash.js
@@ -0,0 +1,54 @@
+add_task(async function test_windowlessBrowserTroubleshootCrash() {
+  let webNav = Services.appShell.createWindowlessBrowser(false);
+
+  let onLoaded = new Promise((resolve, reject) => {
+    let docShell = webNav.docShell;
+    let listener = {
+      observe(contentWindow, topic, data) {
+        let observedDocShell =
+          contentWindow.docShell.sameTypeRootTreeItem.QueryInterface(
+            Ci.nsIDocShell
+          );
+        if (docShell === observedDocShell) {
+          Services.obs.removeObserver(
+            listener,
+            "content-document-global-created"
+          );
+          resolve();
+        }
+      },
+    };
+    Services.obs.addObserver(listener, "content-document-global-created");
+  });
+  let loadURIOptions = {
+    triggeringPrincipal: Services.scriptSecurityManager.createNullPrincipal({}),
+  };
+  webNav.loadURI(Services.io.newURI("about:blank"), loadURIOptions);
+
+  await onLoaded;
+
+  let winUtils = webNav.document.defaultView.windowUtils;
+  try {
+    let layerManager = winUtils.layerManagerType;
+    ok(
+      layerManager == "Basic" || layerManager == "WebRender (Software)",
+      "windowless browser's layerManagerType should be 'Basic' or 'WebRender (Software)'"
+    );
+  } catch (e) {
+    // The windowless browser may not have a layermanager at all yet, and that's ok.
+    // The troubleshooting code similarly skips over windows with no layer managers.
+  }
+  ok(true, "not crashed");
+
+  var { Troubleshoot } = ChromeUtils.importESModule(
+    "resource://gre/modules/Troubleshoot.sys.mjs"
+  );
+  var data = await Troubleshoot.snapshot();
+
+  ok(
+    data.graphics.windowLayerManagerType !== "None",
+    "windowless browser window should not set windowLayerManagerType to 'None'"
+  );
+
+  webNav.close();
+});
diff --git a/gfx/tests/browser/file_native_font_cache_macos.html b/gfx/tests/browser/file_native_font_cache_macos.html
new file mode 100644
index 0000000000..84692a4ca7
--- /dev/null
+++ b/gfx/tests/browser/file_native_font_cache_macos.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8"/>
+<style>
+html {
+ font-size: 40px;
+ font-family: apple color emoji;
+}
+</style>
+</head>
+<body>
+🔍🍔🔥
+</body>
+</html>