Squashed 'third_party/allwpilib_2016/' content from commit 7f61816

Change-Id: If9d9245880859cdf580f5d7f77045135d0521ce7
git-subtree-dir: third_party/allwpilib_2016
git-subtree-split: 7f618166ed253a24629934fcf89c3decb0528a3b
diff --git a/wpilibcIntegrationTests/src/BuiltInAccelerometerTest.cpp b/wpilibcIntegrationTests/src/BuiltInAccelerometerTest.cpp
new file mode 100644
index 0000000..d6563e0
--- /dev/null
+++ b/wpilibcIntegrationTests/src/BuiltInAccelerometerTest.cpp
@@ -0,0 +1,27 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2014. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include <BuiltInAccelerometer.h>
+#include <Timer.h>
+#include "gtest/gtest.h"
+
+static constexpr double kAccelerationTolerance = 0.1;
+/**
+ * There's not much we can automatically test with the on-board accelerometer,
+ * but checking for gravity is probably good enough to tell that it's working.
+ */
+TEST(BuiltInAccelerometerTest, Accelerometer) {
+  BuiltInAccelerometer accelerometer;
+
+  /* The testbench sometimes shakes a little from a previous test.  Give it
+          some time. */
+  Wait(1.0);
+
+  ASSERT_NEAR(0.0, accelerometer.GetX(), kAccelerationTolerance);
+  ASSERT_NEAR(1.0, accelerometer.GetY(), kAccelerationTolerance);
+  ASSERT_NEAR(0.0, accelerometer.GetZ(), kAccelerationTolerance);
+}