1 files changed, 207 insertions, 0 deletions
diff --git a/devtools/client/aboutdebugging/test/browser_addons_reload.js b/devtools/client/aboutdebugging/test/browser_addons_reload.js
new file mode 100644
index 000000000..506495a60
--- /dev/null
+++ b/devtools/client/aboutdebugging/test/browser_addons_reload.js
@@ -0,0 +1,207 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const ADDON_ID = "test-devtools@mozilla.org";
+const ADDON_NAME = "test-devtools";
+
+/**
+ * Returns a promise that resolves when the given add-on event is fired. The
+ * resolved value is an array of arguments passed for the event.
+ */
+function promiseAddonEvent(event) {
+  return new Promise(resolve => {
+    let listener = {
+      [event]: function (...args) {
+        AddonManager.removeAddonListener(listener);
+        resolve(args);
+      }
+    };
+
+    AddonManager.addAddonListener(listener);
+  });
+}
+
+function* tearDownAddon(addon) {
+  const onUninstalled = promiseAddonEvent("onUninstalled");
+  addon.uninstall();
+  const [uninstalledAddon] = yield onUninstalled;
+  is(uninstalledAddon.id, addon.id,
+     `Add-on was uninstalled: ${uninstalledAddon.id}`);
+}
+
+function getReloadButton(document, addonName) {
+  const names = [...document.querySelectorAll("#addons .target-name")];
+  const name = names.filter(element => element.textContent === addonName)[0];
+  ok(name, `Found ${addonName} add-on in the list`);
+  const targetElement = name.parentNode.parentNode;
+  const reloadButton = targetElement.querySelector(".reload-button");
+  info(`Found reload button for ${addonName}`);
+  return reloadButton;
+}
+
+function installAddonWithManager(filePath) {
+  return new Promise((resolve, reject) => {
+    AddonManager.getInstallForFile(filePath, install => {
+      if (!install) {
+        throw new Error(`An install was not created for ${filePath}`);
+      }
+      install.addListener({
+        onDownloadFailed: reject,
+        onDownloadCancelled: reject,
+        onInstallFailed: reject,
+        onInstallCancelled: reject,
+        onInstallEnded: resolve
+      });
+      install.install();
+    });
+  });
+}
+
+function getAddonByID(addonId) {
+  return new Promise(resolve => {
+    AddonManager.getAddonByID(addonId, addon => resolve(addon));
+  });
+}
+
+/**
+ * Creates a web extension from scratch in a temporary location.
+ * The object must be removed when you're finished working with it.
+ */
+class TempWebExt {
+  constructor(addonId) {
+    this.addonId = addonId;
+    this.tmpDir = FileUtils.getDir("TmpD", ["browser_addons_reload"]);
+    if (!this.tmpDir.exists()) {
+      this.tmpDir.create(Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
+    }
+    this.sourceDir = this.tmpDir.clone();
+    this.sourceDir.append(this.addonId);
+    if (!this.sourceDir.exists()) {
+      this.sourceDir.create(Ci.nsIFile.DIRECTORY_TYPE,
+                           FileUtils.PERMS_DIRECTORY);
+    }
+  }
+
+  writeManifest(manifestData) {
+    const manifest = this.sourceDir.clone();
+    manifest.append("manifest.json");
+    if (manifest.exists()) {
+      manifest.remove(true);
+    }
+    const fos = Cc["@mozilla.org/network/file-output-stream;1"]
+                              .createInstance(Ci.nsIFileOutputStream);
+    fos.init(manifest,
+             FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE |
+             FileUtils.MODE_TRUNCATE,
+             FileUtils.PERMS_FILE, 0);
+
+    const manifestString = JSON.stringify(manifestData);
+    fos.write(manifestString, manifestString.length);
+    fos.close();
+  }
+
+  remove() {
+    return this.tmpDir.remove(true);
+  }
+}
+
+add_task(function* reloadButtonReloadsAddon() {
+  const { tab, document } = yield openAboutDebugging("addons");
+  yield waitForInitialAddonList(document);
+  yield installAddon({
+    document,
+    path: "addons/unpacked/install.rdf",
+    name: ADDON_NAME,
+  });
+
+  const reloadButton = getReloadButton(document, ADDON_NAME);
+  is(reloadButton.disabled, false, "Reload button should not be disabled");
+  is(reloadButton.title, "", "Reload button should not have a tooltip");
+  const onInstalled = promiseAddonEvent("onInstalled");
+
+  const onBootstrapInstallCalled = new Promise(done => {
+    Services.obs.addObserver(function listener() {
+      Services.obs.removeObserver(listener, ADDON_NAME, false);
+      info("Add-on was re-installed: " + ADDON_NAME);
+      done();
+    }, ADDON_NAME, false);
+  });
+
+  reloadButton.click();
+
+  const [reloadedAddon] = yield onInstalled;
+  is(reloadedAddon.name, ADDON_NAME,
+     "Add-on was reloaded: " + reloadedAddon.name);
+
+  yield onBootstrapInstallCalled;
+  yield tearDownAddon(reloadedAddon);
+  yield closeAboutDebugging(tab);
+});
+
+add_task(function* reloadButtonRefreshesMetadata() {
+  const { tab, document } = yield openAboutDebugging("addons");
+  yield waitForInitialAddonList(document);
+
+  const manifestBase = {
+    "manifest_version": 2,
+    "name": "Temporary web extension",
+    "version": "1.0",
+    "applications": {
+      "gecko": {
+        "id": ADDON_ID
+      }
+    }
+  };
+
+  const tempExt = new TempWebExt(ADDON_ID);
+  tempExt.writeManifest(manifestBase);
+
+  const onAddonListUpdated = waitForMutation(getAddonList(document),
+                                             { childList: true });
+  const onInstalled = promiseAddonEvent("onInstalled");
+  yield AddonManager.installTemporaryAddon(tempExt.sourceDir);
+  const [addon] = yield onInstalled;
+  info(`addon installed: ${addon.id}`);
+  yield onAddonListUpdated;
+
+  const newName = "Temporary web extension (updated)";
+  tempExt.writeManifest(Object.assign({}, manifestBase, {name: newName}));
+
+  // Wait for the add-on list to be updated with the reloaded name.
+  const onReInstall = promiseAddonEvent("onInstalled");
+  const onAddonReloaded = waitForContentMutation(getAddonList(document));
+
+  const reloadButton = getReloadButton(document, manifestBase.name);
+  reloadButton.click();
+
+  yield onAddonReloaded;
+  const [reloadedAddon] = yield onReInstall;
+  // Make sure the name was updated correctly.
+  const allAddons = [...document.querySelectorAll("#addons .target-name")]
+    .map(element => element.textContent);
+  const nameWasUpdated = allAddons.some(name => name === newName);
+  ok(nameWasUpdated, `New name appeared in reloaded add-ons: ${allAddons}`);
+
+  yield tearDownAddon(reloadedAddon);
+  tempExt.remove();
+  yield closeAboutDebugging(tab);
+});
+
+add_task(function* onlyTempInstalledAddonsCanBeReloaded() {
+  const { tab, document } = yield openAboutDebugging("addons");
+  yield waitForInitialAddonList(document);
+  const onAddonListUpdated = waitForMutation(getAddonList(document),
+                                             { childList: true });
+  yield installAddonWithManager(getSupportsFile("addons/bug1273184.xpi").file);
+  yield onAddonListUpdated;
+  const addon = yield getAddonByID("bug1273184@tests");
+
+  const reloadButton = getReloadButton(document, addon.name);
+  ok(reloadButton, "Reload button exists");
+  is(reloadButton.disabled, true, "Reload button should be disabled");
+  ok(reloadButton.title, "Disabled reload button should have a tooltip");
+
+  yield tearDownAddon(addon);
+  yield closeAboutDebugging(tab);
+});