From fd0c013f914f47b040d937c293fccac5e5224208 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Fri, 4 Dec 2015 16:40:16 +0100
Subject: Timing

---
 minctest.c | 11 +++++++++++
 minctest.h |  7 +++++++
 2 files changed, 18 insertions(+)

diff --git a/minctest.c b/minctest.c
index 61a3688..82bb552 100644
--- a/minctest.c
+++ b/minctest.c
@@ -31,6 +31,7 @@ tester* test_initialize(void) {
     test->passed = 0;
     test->failed = 0;
     test->show_pass = true;
+    test_start_timer(test);
     return test;
 }
 
@@ -53,15 +54,25 @@ void test_exit(tester* tester) {
     exit(all_passed ? 0 : -1);
 }
 
+void test_start_timer(tester* tester) {
+    gettimeofday(&tester->start_last_test, NULL);
+}
+
 void test_true(tester* tester, bool check, const char* text) {
+    struct timeval end;
+    gettimeofday(&end, NULL);
+
     if (!check || tester->show_pass) {
         printf(check ? KGRN : KRED);
         printf(check ? "Test passed" : "Test failed");
         if (text != NULL)
             printf(": %s", text);
+        printf(" [%.3fs]", ((float) end.tv_usec - tester->start_last_test.tv_usec) / 1000);
         printf("\n" RESET);
     }
 
     *(check ? &tester->passed : &tester->failed) += 1;
+
+    test_start_timer(tester);
 }
 
diff --git a/minctest.h b/minctest.h
index 0438c9c..1aaf19c 100644
--- a/minctest.h
+++ b/minctest.h
@@ -20,11 +20,13 @@
 
 #include <inttypes.h>
 #include <stdbool.h>
+#include <sys/time.h>
 
 typedef struct {
     uint16_t passed; // Number of passed tests
     uint16_t failed; // Number of failed tests
     bool show_pass;  // Whether or not to print a message when a test passes
+    struct timeval start_last_test;
 } tester;
 
 /**
@@ -66,6 +68,11 @@ void test_destroy(tester*);
  */
 void test_exit(tester*);
 
+/**
+ * Start the timer for a test
+ */
+void test_start_timer(tester*);
+
 /**
  * Test for truth on a bool
  *
-- 
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