1 files changed, 97 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/test/browser_net_charts-07.js b/devtools/client/netmonitor/test/browser_net_charts-07.js
new file mode 100644
index 0000000000..9744c33e6d
--- /dev/null
+++ b/devtools/client/netmonitor/test/browser_net_charts-07.js
@@ -0,0 +1,97 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Makes sure Table Charts correctly handle empty source data.
+ */
+
+add_task(async function () {
+  const {
+    L10N,
+  } = require("resource://devtools/client/netmonitor/src/utils/l10n.js");
+
+  const { monitor } = await initNetMonitor(HTTPS_SIMPLE_URL, {
+    requestCount: 1,
+  });
+  info("Starting test... ");
+
+  const { document, windowRequire } = monitor.panelWin;
+  const { Chart } = windowRequire("devtools/client/shared/widgets/Chart");
+
+  const wait = waitForNetworkEvents(monitor, 1);
+  await navigateTo(HTTPS_SIMPLE_URL);
+  await wait;
+
+  const table = Chart.Table(document, {
+    data: [],
+    totals: {
+      label1: value => "Hello " + L10N.numberWithDecimals(value, 2),
+      label2: value => "World " + L10N.numberWithDecimals(value, 2),
+    },
+    header: {
+      label1: "",
+      label2: "",
+    },
+  });
+
+  const { node } = table;
+  const grid = node.querySelector(".table-chart-grid");
+  const totals = node.querySelector(".table-chart-totals");
+  const rows = grid.querySelectorAll(".table-chart-row");
+  const sums = node.querySelectorAll(".table-chart-summary-label");
+
+  is(rows.length, 2, "There should be 1 table chart row and 1 header created.");
+
+  is(
+    rows[1].querySelectorAll(".table-chart-row-label")[0].getAttribute("name"),
+    "size",
+    "The first column of the first row exists."
+  );
+  is(
+    rows[1].querySelectorAll(".table-chart-row-label")[1].getAttribute("name"),
+    "label",
+    "The second column of the first row exists."
+  );
+  is(
+    rows[1].querySelectorAll(".table-chart-row-label")[0].textContent,
+    "",
+    "The first column of the first row displays the correct text."
+  );
+  is(
+    rows[1].querySelectorAll(".table-chart-row-label")[1].textContent,
+    L10N.getStr("tableChart.unavailable"),
+    "The second column of the first row displays the correct text."
+  );
+
+  is(sums.length, 2, "There should be 2 total summaries created.");
+
+  is(
+    totals
+      .querySelectorAll(".table-chart-summary-label")[0]
+      .getAttribute("name"),
+    "label1",
+    "The first sum's type is correct."
+  );
+  is(
+    totals.querySelectorAll(".table-chart-summary-label")[0].textContent,
+    "Hello 0",
+    "The first sum's value is correct."
+  );
+
+  is(
+    totals
+      .querySelectorAll(".table-chart-summary-label")[1]
+      .getAttribute("name"),
+    "label2",
+    "The second sum's type is correct."
+  );
+  is(
+    totals.querySelectorAll(".table-chart-summary-label")[1].textContent,
+    "World 0",
+    "The second sum's value is correct."
+  );
+
+  await teardown(monitor);
+});