clang-format: Update to match docs repo

Update the .clang-format file and run clang-format-6.0.
This .clang-format matches the example one in
https://github.com/openbmc/docs/blob/master/cpp-style-and-conventions.md#clang-formatting

Change-Id: Ia331c9a5b040e1a3c45a0ebf1b8d776d93b05ae5
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/test/test_util.cpp b/test/test_util.cpp
index bc3ec64..437b3cf 100644
--- a/test/test_util.cpp
+++ b/test/test_util.cpp
@@ -1,7 +1,9 @@
-#include <gtest/gtest.h>
-#include <netinet/in.h>
 #include "util.hpp"
 
+#include <netinet/in.h>
+
+#include <gtest/gtest.h>
+
 namespace phosphor
 {
 namespace network
@@ -9,12 +11,11 @@
 
 class TestUtil : public testing::Test
 {
-    public:
-        TestUtil()
-        {
-            // Empty
-        }
-
+  public:
+    TestUtil()
+    {
+        // Empty
+    }
 };
 
 TEST_F(TestUtil, IpValidation)
@@ -54,8 +55,6 @@
 
     ipaddress = "1::8";
     EXPECT_EQ(true, isValidIP(AF_INET6, ipaddress));
-
-
 }
 
 TEST_F(TestUtil, PrefixValidation)
@@ -77,10 +76,8 @@
 
     prefixLength = 65;
     EXPECT_EQ(false, isValidPrefix(AF_INET, prefixLength));
-
 }
 
-
 TEST_F(TestUtil, MacValidation)
 {
     std::string macaddress = "00:00:00:00:00:00";
@@ -97,7 +94,6 @@
 
     macaddress = "hhh:GGG:iii:jjj:kkk:lll";
     EXPECT_EQ(false, phosphor::network::mac_address::validate(macaddress));
-
 }
 
 TEST_F(TestUtil, ConvertV4MasktoPrefix)
@@ -118,7 +114,7 @@
     prefix = toCidr(AF_INET, mask);
     EXPECT_EQ(prefix, 11);
 
-    //Invalid Mask
+    // Invalid Mask
     mask = "255.0.255.0";
     prefix = toCidr(AF_INET, mask);
     EXPECT_EQ(prefix, 0);
@@ -138,7 +134,7 @@
     prefix = toCidr(AF_INET6, mask);
     EXPECT_EQ(prefix, 38);
 
-    //Invalid Mask
+    // Invalid Mask
     mask = "ffff:0fff::";
     prefix = toCidr(AF_INET6, mask);
     EXPECT_EQ(prefix, 0);
@@ -179,24 +175,24 @@
 
 TEST_F(TestUtil, getNetworkAddress)
 {
-    std::string address = getNetworkID(AF_INET,"9.3.23.251",24);
-    EXPECT_EQ("9.3.23.0",address);
+    std::string address = getNetworkID(AF_INET, "9.3.23.251", 24);
+    EXPECT_EQ("9.3.23.0", address);
 
-    address = getNetworkID(AF_INET,"9.3.23.251",25);
-    EXPECT_EQ("9.3.23.128",address);
+    address = getNetworkID(AF_INET, "9.3.23.251", 25);
+    EXPECT_EQ("9.3.23.128", address);
 
-    address = getNetworkID(AF_INET6,"2001:db8:abcd:dd12::0",64);
-    EXPECT_EQ("2001:db8:abcd:dd12::",address);
+    address = getNetworkID(AF_INET6, "2001:db8:abcd:dd12::0", 64);
+    EXPECT_EQ("2001:db8:abcd:dd12::", address);
 
-    address = getNetworkID(AF_INET,"a.b.c.d",25);
-    EXPECT_EQ("",address);
+    address = getNetworkID(AF_INET, "a.b.c.d", 25);
+    EXPECT_EQ("", address);
 
-    address = getNetworkID(AF_INET6,"2001:db8:gghh:dd12::0",64);
-    EXPECT_EQ("",address);
+    address = getNetworkID(AF_INET6, "2001:db8:gghh:dd12::0", 64);
+    EXPECT_EQ("", address);
 
-    address = getNetworkID(AF_INET6,"fe80::201:6cff:fe80:228",64);
-    EXPECT_EQ("fe80::",address);
+    address = getNetworkID(AF_INET6, "fe80::201:6cff:fe80:228", 64);
+    EXPECT_EQ("fe80::", address);
 }
 
-}// namespce network
-}// namespace phosphor
+} // namespace network
+} // namespace phosphor