Adds support for unit tests.

automerge: dc8ca50

* commit 'dc8ca50a2476c17880b7ed66836487ded42b83a5':
  Adds support for unit tests.

3 files changed, 53 insertions, 0 deletions

diff --git a/google-login.iml b/google-login.iml
index 98d6565..a34e18a 100644
--- a/google-login.iml
+++ b/google-login.iml
@@ -71,6 +71,17 @@
       </library>
     </orderEntry>
     <orderEntry type="library" scope="TEST" name="JUnit3" level="project" />
+    <orderEntry type="module-library">
+      <library>
+        <CLASSES>
+          <root url="jar://$MODULE_DIR$/../../../adt/idea/android/lib/mockito-all-1.9.5.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES>
+          <root url="jar://$MODULE_DIR$/../../../adt/idea/android/lib/mockito-all-1.9.5.jar!/" />
+        </SOURCES>
+      </library>
+    </orderEntry>
   </component>
 </module>
 
diff --git a/src/com/google/gct/login/GoogleLogin.java b/src/com/google/gct/login/GoogleLogin.java
index 92c7813..e5f1a76 100644
--- a/src/com/google/gct/login/GoogleLogin.java
+++ b/src/com/google/gct/login/GoogleLogin.java
@@ -20,6 +20,7 @@ import com.google.api.client.auth.oauth2.Credential;
 import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeRequestUrl;
 import com.google.api.client.googleapis.auth.oauth2.GoogleOAuthConstants;
 import com.google.api.client.http.HttpRequestFactory;
+import com.google.api.client.repackaged.com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Strings;
 import com.google.gct.login.ui.GoogleLoginActionButton;
 import com.google.gct.login.ui.GoogleLoginCopyAndPasteDialog;
@@ -85,6 +86,11 @@ public class GoogleLogin {
     return instance;
   }
 
+  @VisibleForTesting
+  static void setInstance(GoogleLogin newInstance) {
+    instance = newInstance;
+  }
+
   /**
    *  Displays a dialog to prompt the user to login into Google Services.
    * @throws InvalidThreadTypeException
diff --git a/testSrc/com/google/gct/login/MockGoogleLogin.java b/testSrc/com/google/gct/login/MockGoogleLogin.java
new file mode 100644
index 0000000..d17652c
--- /dev/null
+++ b/testSrc/com/google/gct/login/MockGoogleLogin.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.google.gct.login;
+
+import org.mockito.Mockito;
+
+import java.io.*;
+
+/**
+ * Helper to install a mock googleLogin
+ */
+public class MockGoogleLogin {
+  GoogleLogin myGoogleLogin;
+
+  public void install() {
+    myGoogleLogin = GoogleLogin.getInstance();
+    GoogleLogin.setInstance(Mockito.mock(GoogleLogin.class));
+  }
+
+  public void cleanup() {
+    GoogleLogin.setInstance(myGoogleLogin);
+  }
+}