diff -r 000000000000 -r 6474c204b198 browser/devtools/netmonitor/test/browser_net_charts-05.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/netmonitor/test/browser_net_charts-05.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,63 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Makes sure Pie+Table Charts have the right internal structure.
+ */
+
+function test() {
+  initNetMonitor(SIMPLE_URL).then(([aTab, aDebuggee, aMonitor]) => {
+    info("Starting test... ");
+
+    let { document, L10N, Chart } = aMonitor.panelWin;
+    let container = document.createElement("box");
+
+    let chart = Chart.PieTable(document, {
+      title: "Table title",
+      data: [{
+        size: 1,
+        label: 11.1
+      }, {
+        size: 2,
+        label: 12.2
+      }, {
+        size: 3,
+        label: 13.3
+      }],
+      strings: {
+        label2: (value, index) => value + ["foo", "bar", "baz"][index]
+      },
+      totals: {
+        size: value => "Hello " + L10N.numberWithDecimals(value, 2),
+        label: value => "World " + L10N.numberWithDecimals(value, 2)
+      }
+    });
+
+    ok(chart.pie, "The pie chart proxy is accessible.");
+    ok(chart.table, "The table chart proxy is accessible.");
+
+    let node = chart.node;
+    let slices = node.querySelectorAll(".pie-chart-slice");
+    let rows = node.querySelectorAll(".table-chart-row");
+    let sums = node.querySelectorAll(".table-chart-summary-label");
+
+    ok(node.classList.contains("pie-table-chart-container"),
+      "A pie+table chart container was created successfully.");
+
+    ok(node.querySelector(".table-chart-title"),
+      "A title node was created successfully.");
+    ok(node.querySelector(".pie-chart-container"),
+      "A pie chart was created successfully.");
+    ok(node.querySelector(".table-chart-container"),
+      "A table chart was created successfully.");
+
+    is(rows.length, 3,
+      "There should be 3 pie chart slices created.");
+    is(rows.length, 3,
+      "There should be 3 table chart rows created.");
+    is(sums.length, 2,
+      "There should be 2 total summaries created.");
+
+    teardown(aMonitor).then(finish);
+  });
+}