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-rw-r--r--docshell/test/browser/browser_bug1705872.js74
1 files changed, 74 insertions, 0 deletions
diff --git a/docshell/test/browser/browser_bug1705872.js b/docshell/test/browser/browser_bug1705872.js
new file mode 100644
index 0000000000..87d10b4526
--- /dev/null
+++ b/docshell/test/browser/browser_bug1705872.js
@@ -0,0 +1,74 @@
+"use strict";
+
+async function doLoadAndGoBack(browser, ext) {
+ let loaded = BrowserTestUtils.browserLoaded(browser);
+ BrowserTestUtils.startLoadingURIString(browser, "https://example.com/");
+ await ext.awaitMessage("redir-handled");
+ await loaded;
+
+ let pageShownPromise = BrowserTestUtils.waitForContentEvent(
+ browser,
+ "pageshow",
+ true
+ );
+ await SpecialPowers.spawn(browser, [], () => {
+ content.history.back();
+ });
+ return pageShownPromise;
+}
+
+add_task(async function test_back() {
+ let extension = ExtensionTestUtils.loadExtension({
+ manifest: {
+ permissions: ["webRequest", "webRequestBlocking", "https://example.com/"],
+ web_accessible_resources: ["test.html"],
+ },
+ files: {
+ "test.html":
+ "<!DOCTYPE html><html><head><title>Test add-on</title></head><body></body></html>",
+ },
+ background: () => {
+ let { browser } = this;
+ browser.webRequest.onHeadersReceived.addListener(
+ details => {
+ if (details.statusCode != 200) {
+ return undefined;
+ }
+ browser.test.sendMessage("redir-handled");
+ return { redirectUrl: browser.runtime.getURL("test.html") };
+ },
+ {
+ urls: ["https://example.com/"],
+ types: ["main_frame"],
+ },
+ ["blocking"]
+ );
+ },
+ });
+
+ await extension.startup();
+
+ await BrowserTestUtils.withNewTab("about:home", async function (browser) {
+ await doLoadAndGoBack(browser, extension);
+
+ await SpecialPowers.spawn(browser, [], () => {
+ is(
+ content.document.documentURI,
+ "about:home",
+ "Gone back to the right page"
+ );
+ });
+
+ await doLoadAndGoBack(browser, extension);
+
+ await SpecialPowers.spawn(browser, [], () => {
+ is(
+ content.document.documentURI,
+ "about:home",
+ "Gone back to the right page"
+ );
+ });
+ });
+
+ await extension.unload();
+});