Add m-esr52 at 52.6.0

1 files changed, 17 insertions, 0 deletions

diff --git a/dom/base/test/browser_pagehide_on_tab_close.js b/dom/base/test/browser_pagehide_on_tab_close.js
new file mode 100644
index 000000000..0da7617e1
--- /dev/null
+++ b/dom/base/test/browser_pagehide_on_tab_close.js
@@ -0,0 +1,17 @@
+function test() {
+  waitForExplicitFinish();
+
+  var tab = gBrowser.addTab();
+  gBrowser.selectedTab = tab;
+
+  tab.linkedBrowser.addEventListener("load", function onload() {
+    tab.linkedBrowser.removeEventListener("load", onload);
+
+    tab.linkedBrowser.addEventListener("pagehide", function() {
+      ok(true, "got page hide event");
+      finish();
+    });
+
+    executeSoon(() => { gBrowser.removeTab(tab); });
+  }, true);
+}