1 files changed, 101 insertions, 0 deletions
diff --git a/devtools/client/framework/test/browser_toolbox_select_event.js b/devtools/client/framework/test/browser_toolbox_select_event.js
new file mode 100644
index 000000000..ae104524e
--- /dev/null
+++ b/devtools/client/framework/test/browser_toolbox_select_event.js
@@ -0,0 +1,101 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const PAGE_URL = "data:text/html;charset=utf-8,test select events";
+
+requestLongerTimeout(2);
+
+add_task(function* () {
+  let tab = yield addTab(PAGE_URL);
+
+  let toolbox = yield openToolboxForTab(tab, "webconsole", "bottom");
+  yield testSelectEvent("inspector");
+  yield testSelectEvent("webconsole");
+  yield testSelectEvent("styleeditor");
+  yield testSelectEvent("inspector");
+  yield testSelectEvent("webconsole");
+  yield testSelectEvent("styleeditor");
+
+  yield testToolSelectEvent("inspector");
+  yield testToolSelectEvent("webconsole");
+  yield testToolSelectEvent("styleeditor");
+  yield toolbox.destroy();
+
+  toolbox = yield openToolboxForTab(tab, "webconsole", "side");
+  yield testSelectEvent("inspector");
+  yield testSelectEvent("webconsole");
+  yield testSelectEvent("styleeditor");
+  yield testSelectEvent("inspector");
+  yield testSelectEvent("webconsole");
+  yield testSelectEvent("styleeditor");
+  yield toolbox.destroy();
+
+  toolbox = yield openToolboxForTab(tab, "webconsole", "window");
+  yield testSelectEvent("inspector");
+  yield testSelectEvent("webconsole");
+  yield testSelectEvent("styleeditor");
+  yield testSelectEvent("inspector");
+  yield testSelectEvent("webconsole");
+  yield testSelectEvent("styleeditor");
+  yield toolbox.destroy();
+
+  yield testSelectToolRace();
+
+  /**
+   * Assert that selecting the given toolId raises a select event
+   * @param {toolId} Id of the tool to test
+   */
+  function* testSelectEvent(toolId) {
+    let onSelect = toolbox.once("select");
+    toolbox.selectTool(toolId);
+    let id = yield onSelect;
+    is(id, toolId, toolId + " selected");
+  }
+
+  /**
+   * Assert that selecting the given toolId raises its corresponding
+   * selected event
+   * @param {toolId} Id of the tool to test
+   */
+  function* testToolSelectEvent(toolId) {
+    let onSelected = toolbox.once(toolId + "-selected");
+    toolbox.selectTool(toolId);
+    yield onSelected;
+    is(toolbox.currentToolId, toolId, toolId + " tool selected");
+  }
+
+  /**
+   * Assert that two calls to selectTool won't race
+   */
+  function* testSelectToolRace() {
+    let toolbox = yield openToolboxForTab(tab, "webconsole");
+    let selected = false;
+    let onSelect = (event, id) => {
+      if (selected) {
+        ok(false, "Got more than one 'select' event");
+      } else {
+        selected = true;
+      }
+    };
+    toolbox.once("select", onSelect);
+    let p1 = toolbox.selectTool("inspector")
+    let p2 = toolbox.selectTool("inspector");
+    // Check that both promises don't resolve too early
+    let checkSelectToolResolution = panel => {
+      ok(selected, "selectTool resolves only after 'select' event is fired");
+      let inspector = toolbox.getPanel("inspector");
+      is(panel, inspector, "selecTool resolves to the panel instance");
+    };
+    p1.then(checkSelectToolResolution);
+    p2.then(checkSelectToolResolution);
+    yield p1;
+    yield p2;
+
+    yield toolbox.destroy();
+  }
+});
+