Add clang-format to repo

Add clang-format to repo.

Change-Id: I3f8704d80dd0bdde0706ab189c68cffe6d347995
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/test/utest.cpp b/test/utest.cpp
index a023cde..5fb870f 100644
--- a/test/utest.cpp
+++ b/test/utest.cpp
@@ -1,63 +1,65 @@
-#include <iostream>
-#include <sys/types.h>
-#include <chrono>
-#include <string>
-#include <linux/input.h>
-#include <gtest/gtest.h>
-#include "monitor.hpp"
 #include "evdev.hpp"
+#include "monitor.hpp"
+
+#include <linux/input.h>
+#include <sys/types.h>
+
+#include <chrono>
+#include <iostream>
+#include <string>
+
+#include <gtest/gtest.h>
 
 using namespace phosphor::gpio;
 
 // Exit helper. Ideally should be class but need
 // this to be used inside a static method.
-bool completed {};
+bool completed{};
 
 class GpioTest : public ::testing::Test
 {
-    public:
-        static constexpr auto DEVICE = "/tmp/test_fifo";
+  public:
+    static constexpr auto DEVICE = "/tmp/test_fifo";
 
-        // systemd event handler
-        sd_event* events;
+    // systemd event handler
+    sd_event* events;
 
-        // Really needed just for the constructor
-        decltype(input_event::code) code = 10;
+    // Really needed just for the constructor
+    decltype(input_event::code) code = 10;
 
-        // Really needed just for the constructor
-        decltype(input_event::value) value = 10;
+    // Really needed just for the constructor
+    decltype(input_event::value) value = 10;
 
-        // Need this so that events can be initialized.
-        int rc;
+    // Need this so that events can be initialized.
+    int rc;
 
-        // Gets called as part of each TEST_F construction
-        GpioTest()
-              : rc(sd_event_default(&events))
-        {
-            // Check for successful creation of event handler
-            EXPECT_GE(rc, 0);
+    // Gets called as part of each TEST_F construction
+    GpioTest() : rc(sd_event_default(&events))
+    {
+        // Check for successful creation of event handler
+        EXPECT_GE(rc, 0);
 
-            // FIFO created to simulate data available
-            EXPECT_EQ(0, mknod(DEVICE, S_IFIFO|0666, 0));
-        }
+        // FIFO created to simulate data available
+        EXPECT_EQ(0, mknod(DEVICE, S_IFIFO | 0666, 0));
+    }
 
-        // Gets called as part of each TEST_F destruction
-        ~GpioTest()
-        {
-            EXPECT_EQ(0, remove(DEVICE));
+    // Gets called as part of each TEST_F destruction
+    ~GpioTest()
+    {
+        EXPECT_EQ(0, remove(DEVICE));
 
-            events = sd_event_unref(events);
-            EXPECT_EQ(events, nullptr);
-        }
+        events = sd_event_unref(events);
+        EXPECT_EQ(events, nullptr);
+    }
 
-        // Callback handler on data
-        static int callbackHandler(sd_event_source* es, int fd,
-                                   uint32_t revents, void* userData)
-        {
-            std::cout <<"Event fired" << std::endl;
-            completed = true;
-            return 0;
-        }
+    // Callback handler on data
+    static int callbackHandler(sd_event_source* es, int fd, uint32_t revents,
+                               void* userData)
+    {
+        std::cout << "Event fired" << std::endl;
+        completed = true;
+        return 0;
+    }
 };
 
 /** @brief Makes sure that event never comes for 3 seconds
@@ -66,20 +68,20 @@
 {
     using namespace std::chrono;
 
-    phosphor::gpio::EventPtr eventP { events };
+    phosphor::gpio::EventPtr eventP{events};
     events = nullptr;
 
     const std::string emptyTarget = "";
-    Monitor gpio(DEVICE, code, value, emptyTarget,
-                 eventP, false, callbackHandler, false);
+    Monitor gpio(DEVICE, code, value, emptyTarget, eventP, false,
+                 callbackHandler, false);
 
     // Waiting 3 seconds and check if the completion status is set
     int count = 0;
-    while(count < 3)
+    while (count < 3)
     {
         // Returns -0- on timeout and positive number on dispatch
         auto sleepTime = duration_cast<microseconds>(seconds(1));
-        if(!sd_event_run(eventP.get(), sleepTime.count()))
+        if (!sd_event_run(eventP.get(), sleepTime.count()))
         {
             count++;
         }
@@ -95,16 +97,16 @@
 {
     using namespace std::chrono;
 
-    phosphor::gpio::EventPtr eventP { events };
+    phosphor::gpio::EventPtr eventP{events};
     events = nullptr;
 
     const std::string emptyTarget = "";
-    Monitor gpio(DEVICE, code, value, emptyTarget,
-                 eventP, false, callbackHandler, false);
+    Monitor gpio(DEVICE, code, value, emptyTarget, eventP, false,
+                 callbackHandler, false);
 
     // Pump the data in the middle
     int count = 0;
-    while(count < 2 && !completed)
+    while (count < 2 && !completed)
     {
         if (count == 1)
         {
@@ -114,7 +116,7 @@
 
         // Returns -0- on timeout
         auto sleepTime = duration_cast<microseconds>(seconds(1));
-        if(!sd_event_run(eventP.get(), sleepTime.count()))
+        if (!sd_event_run(eventP.get(), sleepTime.count()))
         {
             count++;
         }