From 776264ce36dbdfe6197b8fcc2d9bd2ff839e1158 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Igor=20Mi=C5=A1i=C4=87?= <igy1000mb@gmail.com>
Date: Tue, 2 Apr 2024 13:35:33 +0200
Subject: [PATCH] Print unit test execution time

---
 Makefile             |  6 ++++--
 Tests/unity_config.h | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+), 2 deletions(-)
 create mode 100644 Tests/unity_config.h

diff --git a/Makefile b/Makefile
index c0f70f5..cd4db59 100644
--- a/Makefile
+++ b/Makefile
@@ -28,7 +28,7 @@ endif
 
 UNITY_ROOT=Tests/Unity
 
-CFLAGS=-std=c99
+CFLAGS=-std=c99 -std=gnu99
 CFLAGS += -Wall
 CFLAGS += -Wextra
 CFLAGS += -Wpointer-arith
@@ -148,12 +148,14 @@ INC_DIRS_CODE= \
   -IInc/crc/crc16_variants \
   -IInc/crc/crc32_variants \
   -IInc/crypto \
-  -IInc/sort
+  -IInc/sort \
+  -ITests/
 
 INC_DIRS=$(INC_DIRS_CODE) -I$(UNITY_ROOT)/src -I$(UNITY_ROOT)/extras/fixture/src
 SYMBOLS = -DUNITY_FIXTURE_NO_EXTRAS
 SYMBOLS += -DUNITY_INCLUDE_DOUBLE
 SYMBOLS += -DUNITY_DOUBLE_PRECISION=1e-12
+SYMBOLS += -DUNITY_INCLUDE_CONFIG_H
 
 #######################################
 # Astyle
diff --git a/Tests/unity_config.h b/Tests/unity_config.h
new file mode 100644
index 0000000..76b5d1c
--- /dev/null
+++ b/Tests/unity_config.h
@@ -0,0 +1,34 @@
+#ifndef TESTS_UNITY_UNITY_CONFIG_H_
+#define TESTS_UNITY_UNITY_CONFIG_H_
+
+#define UNITY_INCLUDE_EXEC_TIME
+#define UNITY_CLOCK_MS
+
+#if defined(_WIN32)
+#include <time.h>
+#define UNITY_TIME_TYPE clock_t
+#define UNITY_GET_TIME(t) t = (clock_t)((clock() * 1000) / CLOCKS_PER_SEC)
+#define UNITY_EXEC_TIME_START() UNITY_GET_TIME(Unity.CurrentTestStartTime)
+#define UNITY_EXEC_TIME_STOP() UNITY_GET_TIME(Unity.CurrentTestStopTime)
+#define UNITY_PRINT_EXEC_TIME() { \
+        UNITY_UINT execTimeMs = (Unity.CurrentTestStopTime - Unity.CurrentTestStartTime); \
+        UnityPrint(" ("); \
+        UnityPrintNumberUnsigned(execTimeMs); \
+        UnityPrint(" ms)"); \
+    }
+#elif defined(__unix__) || defined(__APPLE__)
+#include <time.h>
+#define UNITY_TIME_TYPE struct timespec
+#define UNITY_GET_TIME(t) clock_gettime(CLOCK_MONOTONIC, &t)
+#define UNITY_EXEC_TIME_START() UNITY_GET_TIME(Unity.CurrentTestStartTime)
+#define UNITY_EXEC_TIME_STOP() UNITY_GET_TIME(Unity.CurrentTestStopTime)
+#define UNITY_PRINT_EXEC_TIME() { \
+        UNITY_UINT execTimeNs = ((Unity.CurrentTestStopTime.tv_sec - Unity.CurrentTestStartTime.tv_sec) * 1000L); \
+        execTimeNs += (Unity.CurrentTestStopTime.tv_nsec - Unity.CurrentTestStartTime.tv_nsec); \
+        UnityPrint(" ("); \
+        UnityPrintNumberUnsigned(execTimeNs); \
+        UnityPrint(" ns)"); \
+    }
+#endif
+
+#endif /* TESTS_UNITY_UNITY_CONFIG_H_ */