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-rw-r--r--devtools/client/shared/test/browser_graphs-09c.js38
1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/client/shared/test/browser_graphs-09c.js b/devtools/client/shared/test/browser_graphs-09c.js
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index 000000000..ba3d3c1c4
--- /dev/null
+++ b/devtools/client/shared/test/browser_graphs-09c.js
@@ -0,0 +1,38 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests that line graphs hide the tooltips when there's no data available.
+
+const TEST_DATA = [];
+const LineGraphWidget = require("devtools/client/shared/widgets/LineGraphWidget");
+
+add_task(function* () {
+ yield addTab("about:blank");
+ yield performTest();
+ gBrowser.removeCurrentTab();
+});
+
+function* performTest() {
+ let [host,, doc] = yield createHost();
+ let graph = new LineGraphWidget(doc.body, "fps");
+
+ yield testGraph(graph);
+
+ yield graph.destroy();
+ host.destroy();
+}
+
+function* testGraph(graph) {
+ yield graph.setDataWhenReady(TEST_DATA);
+
+ is(graph._gutter.hidden, true,
+ "The gutter should be hidden, since there's no data available.");
+ is(graph._maxTooltip.hidden, true,
+ "The max tooltip should be hidden.");
+ is(graph._avgTooltip.hidden, true,
+ "The avg tooltip should be hidden.");
+ is(graph._minTooltip.hidden, true,
+ "The min tooltip should be hidden.");
+}