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

---
 .../client/shared/test/browser_flame-graph-01.js   | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 devtools/client/shared/test/browser_flame-graph-01.js

(limited to 'devtools/client/shared/test/browser_flame-graph-01.js')

diff --git a/devtools/client/shared/test/browser_flame-graph-01.js b/devtools/client/shared/test/browser_flame-graph-01.js
new file mode 100644
index 000000000..a32fb9fd3
--- /dev/null
+++ b/devtools/client/shared/test/browser_flame-graph-01.js
@@ -0,0 +1,61 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests that flame graph widget works properly.
+
+const {FlameGraph} = require("devtools/client/shared/widgets/FlameGraph");
+
+add_task(function* () {
+  yield addTab("about:blank");
+  yield performTest();
+  gBrowser.removeCurrentTab();
+});
+
+function* performTest() {
+  let [host,, doc] = yield createHost();
+  doc.body.setAttribute("style",
+                        "position: fixed; width: 100%; height: 100%; margin: 0;");
+
+  let graph = new FlameGraph(doc.body);
+
+  let readyEventEmitted;
+  graph.once("ready", () => {
+    readyEventEmitted = true;
+  });
+
+  yield graph.ready();
+  ok(readyEventEmitted, "The 'ready' event should have been emitted");
+
+  testGraph(host, graph);
+
+  yield graph.destroy();
+  host.destroy();
+}
+
+function testGraph(host, graph) {
+  ok(graph._container.classList.contains("flame-graph-widget-container"),
+    "The correct graph container was created.");
+  ok(graph._canvas.classList.contains("flame-graph-widget-canvas"),
+    "The correct graph container was created.");
+
+  let bounds = host.frame.getBoundingClientRect();
+
+  is(graph.width, bounds.width * window.devicePixelRatio,
+    "The graph has the correct width.");
+  is(graph.height, bounds.height * window.devicePixelRatio,
+    "The graph has the correct height.");
+
+  ok(graph._selection.start === null,
+    "The graph's selection start value is initially null.");
+  ok(graph._selection.end === null,
+    "The graph's selection end value is initially null.");
+
+  ok(graph._selectionDragger.origin === null,
+    "The graph's dragger origin value is initially null.");
+  ok(graph._selectionDragger.anchor.start === null,
+    "The graph's dragger anchor start value is initially null.");
+  ok(graph._selectionDragger.anchor.end === null,
+    "The graph's dragger anchor end value is initially null.");
+}
-- 
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