1 files changed, 77 insertions, 0 deletions
diff --git a/devtools/client/shared/test/browser_graphs-09f.js b/devtools/client/shared/test/browser_graphs-09f.js
new file mode 100644
index 0000000000..8513347a7d
--- /dev/null
+++ b/devtools/client/shared/test/browser_graphs-09f.js
@@ -0,0 +1,77 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests the constructor options for `min`, `max` and `avg` on displaying the
+// gutter/tooltips and lines.
+
+const TEST_DATA = [
+  { delta: 100, value: 60 },
+  { delta: 200, value: 1 },
+];
+const LineGraphWidget = require("devtools/client/shared/widgets/LineGraphWidget");
+
+add_task(async function() {
+  await addTab("about:blank");
+  await performTest();
+  gBrowser.removeCurrentTab();
+});
+
+async function performTest() {
+  const { host, doc } = await createHost();
+
+  await testGraph(doc.body, { avg: false });
+  await testGraph(doc.body, { min: false });
+  await testGraph(doc.body, { max: false });
+  await testGraph(doc.body, { min: false, max: false, avg: false });
+  await testGraph(doc.body, {});
+
+  host.destroy();
+}
+
+async function testGraph(parent, options) {
+  options.metric = "fps";
+  const graph = new LineGraphWidget(parent, options);
+  await graph.setDataWhenReady(TEST_DATA);
+  const shouldGutterShow = options.min === false && options.max === false;
+
+  is(
+    graph._gutter.hidden,
+    shouldGutterShow,
+    `The gutter should ${shouldGutterShow ? "" : "not "}be shown`
+  );
+
+  is(
+    graph._maxTooltip.hidden,
+    options.max === false,
+    `The max tooltip should ${options.max === false ? "not " : ""}be shown`
+  );
+  is(
+    graph._maxGutterLine.hidden,
+    options.max === false,
+    `The max gutter should ${options.max === false ? "not " : ""}be shown`
+  );
+  is(
+    graph._minTooltip.hidden,
+    options.min === false,
+    `The min tooltip should ${options.min === false ? "not " : ""}be shown`
+  );
+  is(
+    graph._minGutterLine.hidden,
+    options.min === false,
+    `The min gutter should ${options.min === false ? "not " : ""}be shown`
+  );
+  is(
+    graph._avgTooltip.hidden,
+    options.avg === false,
+    `The avg tooltip should ${options.avg === false ? "not " : ""}be shown`
+  );
+  is(
+    graph._avgGutterLine.hidden,
+    options.avg === false,
+    `The avg gutter should ${options.avg === false ? "not " : ""}be shown`
+  );
+
+  await graph.destroy();
+}