Add Robolectric testing to the project w/ null tests demonstrating it.

So as not to be annoying, the tests all pass or are ignored.

Test output:
====
lerner@airbears2-10-142-36-236:(addRobolectric!)~/dev/rangzen ± buck test --all                                                                                                                                                                                 !(addRobolectric)
Log:
No Android platform target specified. Using default: Google Inc.:Google APIs:19
PASS CACHED  3 Passed   0 Failed   org.denovogroup.foo.PeerTest
PASS CACHED  2 Passed   0 Failed   org.denovogroup.foo.NullTest
PASS   3.2s  2 Passed   0 Failed   org.denovogroup.foo.NullRoboTest
TESTS PASSED
====

git log:
Commented NullRoboTest, fixed its import ordering

Added @ignore to always failing test in NullRoboTest

Added Robolectric and null tests with it

[email protected]
BUG=Feature: added Robolectric testing.

Review URL: https://de-novo-rietveld.appspot.com/110001

Author: scrivener

libs/BUCK

@@ -15,3 +15,9 @@ prebuilt_jar(
   binary_jar = 'hamcrest-core-1.3.jar', 
   visibility = [ 'PUBLIC' ],
 )
+
+prebuilt_jar(
+  name = 'robolectric-2.2',
+  binary_jar = 'robolectric-2.2-jar-with-dependencies.jar',
+  visibility = [ 'PUBLIC' ],
+)

libs/robolectric-2.2-jar-with-dependencies.jar

@@ -9,6 +9,7 @@ java_test(
     '//java/org/denovogroup/experimental:experimental',
   ],
 )
+
 java_test(
   name = 'nullTest',
   srcs = ['NullTest.java'],
@@ -20,3 +21,17 @@ java_test(
     '//java/org/denovogroup/experimental:experimental',
   ],
 )
+
+robolectric_test(
+  name = 'nullRoboTest',
+  srcs = ['NullRoboTest.java'],
+  source_under_test = [ '//java/org/denovogroup/experimental:experimental' ],
+  visibility = [ 'PUBLIC' ],
+  deps = [
+    '//java/org/denovogroup/experimental:experimental',
+    '//libs:robolectric-2.2',
+    '//libs:junit-4.11',
+    '//libs:hamcrest-core-1.3',
+  ],
+)
+

tests/org/denovogroup/experimental/BUCK

@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2014, De Novo Group
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ * contributors may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.denovogroup.foo;
+
+import static org.hamcrest.CoreMatchers.equalTo;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+import static org.robolectric.Robolectric.clickOn;
+import static org.robolectric.Robolectric.shadowOf;
+ 
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import org.robolectric.Robolectric;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowActivity;
+import org.robolectric.shadows.ShadowIntent;
+
+/**
+ * A class with simple tests that always pass to demonstrate that Robolectric
+ * tests can be run.
+ */
+@Config(manifest="./apps/experimental/AndroidManifest.xml")
+@RunWith(RobolectricTestRunner.class)
+public class NullRoboTest {
+  /** Used to check that setUp ran. */
+  int i;
+
+  /** Runs before each test. */
+  @Before
+  public void setUp() {
+    i = 5;
+  }   
+
+  /**
+   * Check that setUp ran before the test.
+   */
+  @Test
+  public void testSetUpRan() {
+    assertEquals(i, 5);
+  }
+
+  /** Always succeed. */
+  @Test
+  public void thisAlwaysSucceeds() throws Exception {
+    assertTrue(true);
+  }
+
+  /** Would fail, but is ignored. */
+  @Test
+  @Ignore
+  public void thisAlwaysFails() throws Exception {
+    assertTrue(false);
+  } 
+}