Implement optional printing of execution time for each test

examples/unity_config.h

@@ -236,4 +236,12 @@
 /* #define UNITY_PTR_ATTRIBUTE __attribute__((far)) */
 /* #define UNITY_PTR_ATTRIBUTE near */
 
+/* Print execution time of each test when executed in verbose mode
+ *
+ * Example:
+ *
+ * TEST - PASS (10 ms)
+ */
+/* #define UNITY_INCLUDE_EXEC_TIME */
+
 #endif /* UNITY_CONFIG_H */

extras/fixture/src/unity_fixture.c

@@ -93,6 +93,8 @@ void UnityTestRunner(unityfunction* setup,
         UnityMalloc_StartTest();
         UnityPointer_Init();
 
+        UNITY_EXEC_TIME_START();
+
         if (TEST_PROTECT())
         {
             setup();
@@ -418,6 +420,8 @@ void UnityConcludeFixtureTest(void)
         if (UnityFixture.Verbose)
         {
             UnityPrint(" PASS");
+            UNITY_EXEC_TIME_STOP();
+            UNITY_PRINT_EXEC_TIME();
             UNITY_PRINT_EOL();
         }
     }

src/unity.c

@@ -370,6 +370,7 @@ void UnityConcludeTest(void)
 
     Unity.CurrentTestFailed = 0;
     Unity.CurrentTestIgnored = 0;
+    UNITY_EXEC_TIME_RESET();
     UNITY_PRINT_EOL();
     UNITY_FLUSH_CALL();
 }
@@ -958,7 +959,7 @@ void UnityAssertNumbersWithin(const UNITY_UINT delta,
     if ((style & UNITY_DISPLAY_RANGE_INT) == UNITY_DISPLAY_RANGE_INT)
     {
         if (actual > expected)
-          Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(actual - expected) > delta);
+            Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(actual - expected) > delta);
         else
             Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(expected - actual) > delta);
     }
@@ -1351,6 +1352,7 @@ void UnityBegin(const char* filename)
     Unity.TestIgnores = 0;
     Unity.CurrentTestFailed = 0;
     Unity.CurrentTestIgnored = 0;
+    UNITY_EXEC_TIME_RESET();
 
     UNITY_CLR_DETAILS();
     UNITY_OUTPUT_START();

src/unity_internals.h

@@ -32,6 +32,10 @@
 #include <limits.h>
 #endif
 
+#ifndef UNITY_EXCLUDE_TIME_H
+#include <time.h>
+#endif
+
 /*-------------------------------------------------------
  * Guess Widths If Not Specified
  *-------------------------------------------------------*/
@@ -285,6 +289,44 @@ extern void UNITY_OMIT_OUTPUT_FLUSH_HEADER_DECLARATION;
 #define UNITY_OUTPUT_COMPLETE()
 #endif
 
+#ifndef UNITY_EXEC_TIME_RESET
+#ifdef UNITY_INCLUDE_EXEC_TIME
+#define UNITY_EXEC_TIME_RESET()\
+    Unity.CurrentTestStartTime = 0;\
+    Unity.CurrentTestStopTime = 0;
+#else
+#define UNITY_EXEC_TIME_RESET()
+#endif
+#endif
+
+#ifndef UNITY_EXEC_TIME_START
+#ifdef UNITY_INCLUDE_EXEC_TIME
+#define UNITY_EXEC_TIME_START() Unity.CurrentTestStartTime = UNITY_CLOCK_MS();
+#else
+#define UNITY_EXEC_TIME_START()
+#endif
+#endif
+
+#ifndef UNITY_EXEC_TIME_START
+#ifdef UNITY_INCLUDE_EXEC_TIME
+#define UNITY_EXEC_TIME_STOP() Unity.CurrentTestStopTime = UNITY_CLOCK_MS();
+#else
+#define UNITY_EXEC_TIME_STOP()
+#endif
+#endif
+
+#ifndef UNITY_PRINT_EXEC_TIME
+#ifdef UNITY_INCLUDE_EXEC_TIME
+#define UNITY_PRINT_EXEC_TIME() \
+	UnityPrint(" (");\
+	UNITY_COUNTER_TYPE execTimeMs = (Unity.CurrentTestStopTime - Unity.CurrentTestStartTime);
+    UnityPrintNumberUnsigned(execTimeMs);\
+    UnityPrint(" ms)");
+#else
+#define UNITY_PRINT_EXEC_TIME()
+#endif
+#endif
+
 /*-------------------------------------------------------
  * Footprint
  *-------------------------------------------------------*/
@@ -387,6 +429,10 @@ struct UNITY_STORAGE_T
     UNITY_COUNTER_TYPE TestIgnores;
     UNITY_COUNTER_TYPE CurrentTestFailed;
     UNITY_COUNTER_TYPE CurrentTestIgnored;
+#ifdef UNITY_INCLUDE_EXEC_TIME
+    UNITY_COUNTER_TYPE CurrentTestStartTime;
+    UNITY_COUNTER_TYPE CurrentTestStopTime;
+#endif
 #ifndef UNITY_EXCLUDE_SETJMP_H
     jmp_buf AbortFrame;
 #endif
@@ -590,6 +636,12 @@ extern const char UnityStrErr64[];
 #define TEST_ABORT() return
 #endif
 
+#ifndef UNITY_EXCLUDE_TIME_H
+#define UNITY_CLOCK_MS() (UNITY_COUNTER_TYPE)((clock() * 1000) / CLOCKS_PER_SEC)
+#else
+#define UNITY_CLOCK_MS()
+#endif
+
 /* This tricky series of macros gives us an optional line argument to treat it as RUN_TEST(func, num=__LINE__) */
 #ifndef RUN_TEST
 #ifdef __STDC_VERSION__

test/tests/testunity.c

@@ -99,6 +99,10 @@ void testUnitySizeInitializationReminder(void)
         UNITY_COUNTER_TYPE TestIgnores;
         UNITY_COUNTER_TYPE CurrentTestFailed;
         UNITY_COUNTER_TYPE CurrentTestIgnored;
+#ifdef UNITY_INCLUDE_EXEC_TIME
+        UNITY_COUNTER_TYPE CurrentTestStartTime;
+        UNITY_COUNTER_TYPE CurrentTestStopTime;
+#endif
 #ifndef UNITY_EXCLUDE_SETJMP_H
         jmp_buf AbortFrame;
 #endif
@@ -115,6 +119,10 @@ void testUnitySizeInitializationReminder(void)
         UNITY_COUNTER_TYPE TestIgnores;
         UNITY_COUNTER_TYPE CurrentTestFailed;
         UNITY_COUNTER_TYPE CurrentTestIgnored;
+#ifdef UNITY_INCLUDE_EXEC_TIME
+        UNITY_COUNTER_TYPE CurrentTestStartTime;
+        UNITY_COUNTER_TYPE CurrentTestStopTime;
+#endif
 #ifndef UNITY_EXCLUDE_SETJMP_H
         jmp_buf AbortFrame;
 #endif