Copy and view saved passwords.

chrome/android/junit/src/org/chromium/chrome/browser/preferences/password/PasswordReauthenticationFragmentTest.java

Index: chrome/android/junit/src/org/chromium/chrome/browser/preferences/password/PasswordReauthenticationFragmentTest.java
diff --git a/chrome/android/junit/src/org/chromium/chrome/browser/preferences/password/PasswordReauthenticationFragmentTest.java b/chrome/android/junit/src/org/chromium/chrome/browser/preferences/password/PasswordReauthenticationFragmentTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..23883afc873e050d386861142ba482dae1627b3b
--- /dev/null
+++ b/chrome/android/junit/src/org/chromium/chrome/browser/preferences/password/PasswordReauthenticationFragmentTest.java
@@ -0,0 +1,67 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chrome.browser.preferences.password;
+
+import static org.junit.Assert.assertEquals;
+
+import android.app.Activity;
+import android.app.Fragment;
+import android.app.FragmentManager;
+import android.app.FragmentTransaction;
+import android.content.Intent;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.Robolectric;
+
+import org.chromium.testing.local.LocalRobolectricTestRunner;
+
+/**
+ * Tests for the "Save Passwords" settings screen.
+ */
+@RunWith(LocalRobolectricTestRunner.class)
+public class PasswordReauthenticationFragmentTest {
+    /**
+     * Ensure that upon reauthentication PasswordReauthenticationFragment is popped from
+     * the FragmentManager backstack.
+     */
+    @Test
+    public void testOnActivityResult() {
+        PasswordReauthenticationFragment mockPasswordReauthentication =
+                new PasswordReauthenticationFragment();
+
+        // Replacement fragment for PasswordEntryEditor, which is the fragment that
+        // replaces PasswordReauthentication after popBackStack is called.
+        Fragment mockPasswordEntryEditor = new Fragment();
+
+        Activity testActivity = Robolectric.setupActivity(Activity.class);
+        Intent returnIntent = new Intent();
+        returnIntent.putExtra("result", "This is the result");
+        mockPasswordReauthentication.preventLockingForTesting(true);
+
+        FragmentManager fragmentManager = testActivity.getFragmentManager();
+        FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
+        fragmentTransaction.add(mockPasswordEntryEditor, "password_entry_editor");
+        fragmentTransaction.addToBackStack("add_password_entry_editor");
+        fragmentTransaction.commit();
+
+        FragmentTransaction fragmentTransaction2 = fragmentManager.beginTransaction();
+        fragmentTransaction2.add(mockPasswordReauthentication, "password_reauthentication");
+        fragmentTransaction2.addToBackStack("add_password_reauthentication");
+        fragmentTransaction2.commit();
+
+        mockPasswordReauthentication.onActivityResult(
+                PasswordReauthenticationFragment.CONFIRM_DEVICE_CREDENTIAL_REQUEST_CODE,
+                testActivity.RESULT_OK, returnIntent);
+        fragmentManager.executePendingTransactions();
+
+        // Assert that the number of fragments in the Back Stack is equal to 1 after
+        // reauthentication, as PasswordReauthenticationFragment is popped.
+        assertEquals(1, fragmentManager.getBackStackEntryCount());
+
+        // Assert that the remaining fragment in the Back Stack is PasswordEntryEditor.
+        assertEquals("add_password_entry_editor", fragmentManager.getBackStackEntryAt(0).getName());
+    }
+}