diff --git a/test/util_unittest.cpp b/test/util_unittest.cpp
index 6fe77b2..6e5e548 100644
--- a/test/util_unittest.cpp
+++ b/test/util_unittest.cpp
@@ -9,14 +9,14 @@
 {
     // Verify it responds to an empty string.
 
-    EXPECT_EQ(IOInterfaceType::NONE, GetWriteInterfaceType(""));
+    EXPECT_EQ(IOInterfaceType::NONE, getWriteInterfaceType(""));
 }
 
 TEST(UtilTest, WriteTypeNonePath_ReturnsNONE)
 {
     // Verify it responds to a path of "None"
 
-    EXPECT_EQ(IOInterfaceType::NONE, GetWriteInterfaceType("None"));
+    EXPECT_EQ(IOInterfaceType::NONE, getWriteInterfaceType("None"));
 }
 
 TEST(UtilTest, WriteTypeSysfs_ReturnsSYSFS)
@@ -24,7 +24,7 @@
     // Verify the sysfs type is determined with an expected path
 
     std::string path = "/sys/devices/asfdadsf";
-    EXPECT_EQ(IOInterfaceType::SYSFS, GetWriteInterfaceType(path));
+    EXPECT_EQ(IOInterfaceType::SYSFS, getWriteInterfaceType(path));
 }
 
 TEST(UtilTest, WriteTypeUnknown_ReturnsUNKNOWN)
@@ -32,21 +32,21 @@
     // Verify it reports unknown by default.
 
     std::string path = "/xyz/openbmc_project";
-    EXPECT_EQ(IOInterfaceType::UNKNOWN, GetWriteInterfaceType(path));
+    EXPECT_EQ(IOInterfaceType::UNKNOWN, getWriteInterfaceType(path));
 }
 
 TEST(UtilTest, ReadTypeEmptyString_ReturnsNONE)
 {
     // Verify it responds to an empty string.
 
-    EXPECT_EQ(IOInterfaceType::NONE, GetReadInterfaceType(""));
+    EXPECT_EQ(IOInterfaceType::NONE, getReadInterfaceType(""));
 }
 
 TEST(UtilTest, ReadTypeNonePath_ReturnsNONE)
 {
     // Verify it responds to a path of "None"
 
-    EXPECT_EQ(IOInterfaceType::NONE, GetReadInterfaceType("None"));
+    EXPECT_EQ(IOInterfaceType::NONE, getReadInterfaceType("None"));
 }
 
 TEST(UtilTest, ReadTypeExternalSensors_ReturnsEXTERNAL)
@@ -54,7 +54,7 @@
     // Verify it responds to a path that represents a host sensor.
 
     std::string path = "/xyz/openbmc_project/extsensors/temperature/fleeting0";
-    EXPECT_EQ(IOInterfaceType::EXTERNAL, GetReadInterfaceType(path));
+    EXPECT_EQ(IOInterfaceType::EXTERNAL, getReadInterfaceType(path));
 }
 
 TEST(UtilTest, ReadTypeOpenBMCSensor_ReturnsDBUSPASSIVE)
@@ -62,7 +62,7 @@
     // Verify it responds to a path that represents a dbus sensor.
 
     std::string path = "/xyz/openbmc_project/sensors/fan_tach/fan1";
-    EXPECT_EQ(IOInterfaceType::DBUSPASSIVE, GetReadInterfaceType(path));
+    EXPECT_EQ(IOInterfaceType::DBUSPASSIVE, getReadInterfaceType(path));
 }
 
 TEST(UtilTest, ReadTypeSysfsPath_ReturnsSYSFS)
@@ -70,7 +70,7 @@
     // Verify the sysfs type is determined with an expected path
 
     std::string path = "/sys/devices/asdf/asdf0";
-    EXPECT_EQ(IOInterfaceType::SYSFS, GetReadInterfaceType(path));
+    EXPECT_EQ(IOInterfaceType::SYSFS, getReadInterfaceType(path));
 }
 
 TEST(UtilTest, ReadTypeUnknownDefault_ReturnsUNKNOWN)
@@ -78,5 +78,5 @@
     // Verify it reports unknown by default.
 
     std::string path = "asdf09as0df9a0fd";
-    EXPECT_EQ(IOInterfaceType::UNKNOWN, GetReadInterfaceType(path));
+    EXPECT_EQ(IOInterfaceType::UNKNOWN, getReadInterfaceType(path));
 }