From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../test/browser_canvas-actor-test-07.js           | 94 ++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 devtools/client/canvasdebugger/test/browser_canvas-actor-test-07.js

(limited to 'devtools/client/canvasdebugger/test/browser_canvas-actor-test-07.js')

diff --git a/devtools/client/canvasdebugger/test/browser_canvas-actor-test-07.js b/devtools/client/canvasdebugger/test/browser_canvas-actor-test-07.js
new file mode 100644
index 000000000..8e6c8c25a
--- /dev/null
+++ b/devtools/client/canvasdebugger/test/browser_canvas-actor-test-07.js
@@ -0,0 +1,94 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests if screenshots for non-draw calls can still be retrieved properly,
+ * by deferring the the most recent previous draw-call.
+ */
+
+function* ifTestingSupported() {
+  let { target, front } = yield initCanvasDebuggerBackend(SIMPLE_CANVAS_URL);
+
+  let navigated = once(target, "navigate");
+
+  yield front.setup({ reload: true });
+  ok(true, "The front was setup up successfully.");
+
+  yield navigated;
+  ok(true, "Target automatically navigated when the front was set up.");
+
+  let snapshotActor = yield front.recordAnimationFrame();
+  let animationOverview = yield snapshotActor.getOverview();
+
+  let functionCalls = animationOverview.calls;
+  ok(functionCalls,
+    "An array of function call actors was sent after recording.");
+  is(functionCalls.length, 8,
+    "The number of function call actors is correct.");
+
+  let firstNonDrawCall = yield functionCalls[1].getDetails();
+  let secondNonDrawCall = yield functionCalls[3].getDetails();
+  let lastNonDrawCall = yield functionCalls[7].getDetails();
+
+  is(firstNonDrawCall.name, "fillStyle",
+    "The first non-draw function's name is correct.");
+  is(secondNonDrawCall.name, "fillStyle",
+    "The second non-draw function's name is correct.");
+  is(lastNonDrawCall.name, "requestAnimationFrame",
+    "The last non-draw function's name is correct.");
+
+  let firstScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[1]);
+  let secondScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[3]);
+  let lastScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[7]);
+
+  ok(firstScreenshot,
+    "A screenshot was successfully retrieved for the first non-draw function.");
+  ok(secondScreenshot,
+    "A screenshot was successfully retrieved for the second non-draw function.");
+  ok(lastScreenshot,
+    "A screenshot was successfully retrieved for the last non-draw function.");
+
+  let firstActualScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[0]);
+  ok(sameArray(firstScreenshot.pixels, firstActualScreenshot.pixels),
+    "The screenshot for the first non-draw function is correct.");
+  is(firstScreenshot.width, 128,
+    "The screenshot for the first non-draw function has the correct width.");
+  is(firstScreenshot.height, 128,
+    "The screenshot for the first non-draw function has the correct height.");
+
+  let secondActualScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[2]);
+  ok(sameArray(secondScreenshot.pixels, secondActualScreenshot.pixels),
+    "The screenshot for the second non-draw function is correct.");
+  is(secondScreenshot.width, 128,
+    "The screenshot for the second non-draw function has the correct width.");
+  is(secondScreenshot.height, 128,
+    "The screenshot for the second non-draw function has the correct height.");
+
+  let lastActualScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[6]);
+  ok(sameArray(lastScreenshot.pixels, lastActualScreenshot.pixels),
+    "The screenshot for the last non-draw function is correct.");
+  is(lastScreenshot.width, 128,
+    "The screenshot for the last non-draw function has the correct width.");
+  is(lastScreenshot.height, 128,
+    "The screenshot for the last non-draw function has the correct height.");
+
+  ok(!sameArray(firstScreenshot.pixels, secondScreenshot.pixels),
+    "The screenshots taken on consecutive draw calls are different (1).");
+  ok(!sameArray(secondScreenshot.pixels, lastScreenshot.pixels),
+    "The screenshots taken on consecutive draw calls are different (2).");
+
+  yield removeTab(target.tab);
+  finish();
+}
+
+function sameArray(a, b) {
+  if (a.length != b.length) {
+    return false;
+  }
+  for (let i = 0; i < a.length; i++) {
+    if (a[i] !== b[i]) {
+      return false;
+    }
+  }
+  return true;
+}
-- 
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