test/watchdog: Remove separate header

The header contents are not being shared anywhere and the name collides
with the source header.

Change-Id: I2ddfd4488e2318b9fdd34cc1663044dbe413f4f1
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/test/watchdog.cpp b/test/watchdog.cpp
index 4f444ed..7f0a2aa 100644
--- a/test/watchdog.cpp
+++ b/test/watchdog.cpp
@@ -1,32 +1,88 @@
 #include "watchdog.hpp"
 
+#include <chrono>
 #include <memory>
+#include <sdbusplus/bus.hpp>
+#include <sdeventplus/event.hpp>
 #include <thread>
 #include <utility>
 
+#include <gtest/gtest.h>
+
 namespace phosphor
 {
 namespace watchdog
 {
 
-WdogTest::Quantum WdogTest::waitForWatchdog(Quantum timeLimit)
-{
-    auto previousTimeRemaining = wdog->timeRemaining();
-    auto ret = Quantum(0);
-    while (ret < timeLimit && previousTimeRemaining >= wdog->timeRemaining() &&
-           wdog->timerEnabled())
-    {
-        previousTimeRemaining = wdog->timeRemaining();
+using namespace std::chrono;
+using namespace std::chrono_literals;
 
-        constexpr auto sleepTime = Quantum(1);
-        if (event.run(sleepTime) == 0)
-        {
-            ret += sleepTime;
-        }
+constexpr auto TEST_MIN_INTERVAL = duration<uint64_t, std::deci>(2);
+
+// Test Watchdog functionality
+class WdogTest : public ::testing::Test
+{
+  public:
+    // The unit time used to measure the timer
+    // This should be large enough to accomodate drift
+    using Quantum = duration<uint64_t, std::deci>;
+
+    // Gets called as part of each TEST_F construction
+    WdogTest() :
+        event(sdeventplus::Event::get_default()),
+        bus(sdbusplus::bus::new_default()),
+        wdog(std::make_unique<Watchdog>(
+            bus, TEST_PATH, event, Watchdog::ActionTargetMap(), std::nullopt,
+            milliseconds(TEST_MIN_INTERVAL).count())),
+
+        defaultInterval(Quantum(3))
+
+    {
+        wdog->interval(milliseconds(defaultInterval).count());
+        // Initially the watchdog would be disabled
+        EXPECT_FALSE(wdog->enabled());
     }
 
-    return ret;
-}
+    // sdevent Event handle
+    sdeventplus::Event event;
+
+    // sdbusplus handle
+    sdbusplus::bus::bus bus;
+
+    // Watchdog object
+    std::unique_ptr<Watchdog> wdog;
+
+    // This is the default interval as given in Interface definition
+    Quantum defaultInterval;
+
+  protected:
+    // Dummy name for object path
+    // This is just to satisfy the constructor. Does not have
+    // a need to check if the objects paths have been created.
+    static constexpr auto TEST_PATH = "/test/path";
+
+    // Returns how long it took for the current watchdog timer to be
+    // disabled or have its timeRemaining reset.
+    Quantum waitForWatchdog(Quantum timeLimit)
+    {
+        auto previousTimeRemaining = wdog->timeRemaining();
+        auto ret = Quantum(0);
+        while (ret < timeLimit &&
+               previousTimeRemaining >= wdog->timeRemaining() &&
+               wdog->timerEnabled())
+        {
+            previousTimeRemaining = wdog->timeRemaining();
+
+            constexpr auto sleepTime = Quantum(1);
+            if (event.run(sleepTime) == 0)
+            {
+                ret += sleepTime;
+            }
+        }
+
+        return ret;
+    }
+};
 
 /** @brief Make sure that watchdog is started and not enabled */
 TEST_F(WdogTest, createWdogAndDontEnable)
diff --git a/test/watchdog.hpp b/test/watchdog.hpp
deleted file mode 100644
index 87166f4..0000000
--- a/test/watchdog.hpp
+++ /dev/null
@@ -1,68 +0,0 @@
-#include "../watchdog.hpp"
-
-#include <chrono>
-#include <memory>
-#include <sdbusplus/bus.hpp>
-#include <sdeventplus/event.hpp>
-
-#include <gtest/gtest.h>
-
-namespace phosphor
-{
-namespace watchdog
-{
-
-using namespace std::chrono;
-using namespace std::chrono_literals;
-
-constexpr auto TEST_MIN_INTERVAL = duration<uint64_t, std::deci>(2);
-
-// Test Watchdog functionality
-class WdogTest : public ::testing::Test
-{
-  public:
-    // The unit time used to measure the timer
-    // This should be large enough to accomodate drift
-    using Quantum = duration<uint64_t, std::deci>;
-
-    // Gets called as part of each TEST_F construction
-    WdogTest() :
-        event(sdeventplus::Event::get_default()),
-        bus(sdbusplus::bus::new_default()),
-        wdog(std::make_unique<Watchdog>(
-            bus, TEST_PATH, event, Watchdog::ActionTargetMap(), std::nullopt,
-            milliseconds(TEST_MIN_INTERVAL).count())),
-
-        defaultInterval(Quantum(3))
-
-    {
-        wdog->interval(milliseconds(defaultInterval).count());
-        // Initially the watchdog would be disabled
-        EXPECT_FALSE(wdog->enabled());
-    }
-
-    // sdevent Event handle
-    sdeventplus::Event event;
-
-    // sdbusplus handle
-    sdbusplus::bus::bus bus;
-
-    // Watchdog object
-    std::unique_ptr<Watchdog> wdog;
-
-    // This is the default interval as given in Interface definition
-    Quantum defaultInterval;
-
-  protected:
-    // Dummy name for object path
-    // This is just to satisfy the constructor. Does not have
-    // a need to check if the objects paths have been created.
-    static constexpr auto TEST_PATH = "/test/path";
-
-    // Returns how long it took for the current watchdog timer to be
-    // disabled or have its timeRemaining reset.
-    Quantum waitForWatchdog(Quantum timeLimit);
-};
-
-} // namespace watchdog
-} // namespace phosphor