diff --git a/wpilibcIntegrationTests/src/PreferencesTest.cpp b/wpilibcIntegrationTests/src/PreferencesTest.cpp
new file mode 100644
index 0000000..60262fb
--- /dev/null
+++ b/wpilibcIntegrationTests/src/PreferencesTest.cpp
@@ -0,0 +1,103 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2014-2017. 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 "Preferences.h"  // NOLINT(build/include_order)
+
+#include <cstdio>
+#include <fstream>
+
+#include "Timer.h"
+#include "gtest/gtest.h"
+#include "ntcore.h"
+
+using namespace frc;
+
+static const char* kFileName = "networktables.ini";
+static const double kSaveTime = 1.2;
+
+/**
+ * If we write a new networktables.ini with some sample values, test that
+ * we get those same values back using the Preference class.
+ */
+TEST(PreferencesTest, ReadPreferencesFromFile) {
+  NetworkTable::Shutdown();
+  std::remove(kFileName);
+  std::ofstream preferencesFile(kFileName);
+  preferencesFile << "[NetworkTables Storage 3.0]" << std::endl;
+  preferencesFile
+      << "string \"/Preferences/testFileGetString\"=\"Hello, preferences file\""
+      << std::endl;
+  preferencesFile << "double \"/Preferences/testFileGetInt\"=1" << std::endl;
+  preferencesFile << "double \"/Preferences/testFileGetDouble\"=0.5"
+                  << std::endl;
+  preferencesFile << "double \"/Preferences/testFileGetFloat\"=0.25"
+                  << std::endl;
+  preferencesFile << "boolean \"/Preferences/testFileGetBoolean\"=true"
+                  << std::endl;
+  preferencesFile
+      << "double \"/Preferences/testFileGetLong\"=1000000000000000000"
+      << std::endl;
+  preferencesFile.close();
+  NetworkTable::Initialize();
+
+  Preferences* preferences = Preferences::GetInstance();
+  EXPECT_EQ("Hello, preferences file",
+            preferences->GetString("testFileGetString"));
+  EXPECT_EQ(1, preferences->GetInt("testFileGetInt"));
+  EXPECT_FLOAT_EQ(0.5, preferences->GetDouble("testFileGetDouble"));
+  EXPECT_FLOAT_EQ(0.25f, preferences->GetFloat("testFileGetFloat"));
+  EXPECT_TRUE(preferences->GetBoolean("testFileGetBoolean"));
+  EXPECT_EQ(1000000000000000000ll, preferences->GetLong("testFileGetLong"));
+}
+
+/**
+ * If we set some values using the Preferences class, test that they show up
+ * in networktables.ini
+ */
+TEST(PreferencesTest, WritePreferencesToFile) {
+  NetworkTable::Shutdown();
+  NetworkTable::GlobalDeleteAll();
+  // persistent keys don't get deleted normally, so make remaining keys
+  // non-persistent and delete them too
+  for (const auto& info : nt::GetEntryInfo("", 0)) {
+    nt::SetEntryFlags(info.name, 0);
+  }
+  NetworkTable::GlobalDeleteAll();
+  std::remove(kFileName);
+  NetworkTable::Initialize();
+  Preferences* preferences = Preferences::GetInstance();
+  preferences->PutString("testFilePutString", "Hello, preferences file");
+  preferences->PutInt("testFilePutInt", 1);
+  preferences->PutDouble("testFilePutDouble", 0.5);
+  preferences->PutFloat("testFilePutFloat", 0.25f);
+  preferences->PutBoolean("testFilePutBoolean", true);
+  preferences->PutLong("testFilePutLong", 1000000000000000000ll);
+  preferences->Save();
+
+  Wait(kSaveTime);
+
+  static char const* kExpectedFileContents[] = {
+      "[NetworkTables Storage 3.0]",
+      "boolean \"/Preferences/testFilePutBoolean\"=true",
+      "double \"/Preferences/testFilePutDouble\"=0.5",
+      "double \"/Preferences/testFilePutFloat\"=0.25",
+      "double \"/Preferences/testFilePutInt\"=1",
+      "double \"/Preferences/testFilePutLong\"=1e+18",
+      "string \"/Preferences/testFilePutString\"=\"Hello, preferences file\""};
+
+  std::ifstream preferencesFile(kFileName);
+  for (auto& kExpectedFileContent : kExpectedFileContents) {
+    ASSERT_FALSE(preferencesFile.eof())
+        << "Preferences file prematurely reached EOF";
+
+    std::string line;
+    std::getline(preferencesFile, line);
+
+    ASSERT_EQ(kExpectedFileContent, line)
+        << "A line in networktables.ini was not correct";
+  }
+}