--- a/devtools/client/inspector/inspector-search.js
+++ b/devtools/client/inspector/inspector-search.js
@@ -149,16 +149,17 @@ InspectorSearch.prototype = {
       console.error(e);
     }
   },
 
   _onClearSearch: function () {
     this.searchBox.classList.remove("devtools-style-searchbox-no-match");
     this.searchBox.value = "";
     this.searchClearButton.hidden = true;
+    this.emit("search-cleared");
   }
 };
 
 /**
  * Converts any input box on a page to a CSS selector search and suggestion box.
  *
  * Emits 'processing-done' event when it is done processing the current
  * keypress, search request or selection from the list, whether that led to a

--- a/devtools/client/inspector/test/browser.ini
+++ b/devtools/client/inspector/test/browser.ini
@@ -141,16 +141,17 @@ skip-if = os == "mac" # Full keyboard na
 [browser_inspector_search-03.js]
 [browser_inspector_search-04.js]
 [browser_inspector_search-05.js]
 [browser_inspector_search-06.js]
 [browser_inspector_search-07.js]
 [browser_inspector_search-08.js]
 [browser_inspector_search-filter_context-menu.js]
 [browser_inspector_search_keyboard_trap.js]
+[browser_inspector_search-label.js]
 [browser_inspector_search-reserved.js]
 [browser_inspector_search-selection.js]
 [browser_inspector_search-sidebar.js]
 [browser_inspector_select-docshell.js]
 [browser_inspector_select-last-selected.js]
 [browser_inspector_search-navigation.js]
 [browser_inspector_sidebarstate.js]
 [browser_inspector_switch-to-inspector-on-pick.js]

new file mode 100644
--- /dev/null
+++ b/devtools/client/inspector/test/browser_inspector_search-label.js
@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+// Check that search label updated correctcly based on the search result.
+
+const TEST_URL = URL_ROOT + "doc_inspector_search.html";
+
+add_task(function* () {
+  let { inspector } = yield openInspectorForURL(TEST_URL);
+  let { panelWin, searchResultsLabel } = inspector;
+
+  info("Searching for test node #d1");
+  // Expect the label shows 1 result
+  yield focusSearchBoxUsingShortcut(panelWin);
+  synthesizeKeys("#d1", panelWin);
+  EventUtils.synthesizeKey("VK_RETURN", {}, panelWin);
+
+  yield inspector.search.once("search-result");
+  is(searchResultsLabel.textContent, "1 of 1");
+
+  info("Click the clear button");
+  // Expect the label is cleared after clicking the clear button.
+
+  inspector.searchClearButton.click();
+  is(searchResultsLabel.textContent, "");
+
+  // Catch-all event for remaining server requests when searching for the new
+  // node.
+  yield inspector.once("inspector-updated");
+});