From 2b347407b1157086b58ae9d897e14b77fbdce5b4 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <bbn@mjolner.dk>
Date: Mon, 26 Oct 2020 15:56:44 +0100
Subject: Add test status callback function that can be overridden by a
 user-implementation if needed.

---
 uunit.h | 34 ++++++++++++++++++++++++++++------
 1 file changed, 28 insertions(+), 6 deletions(-)

diff --git a/uunit.h b/uunit.h
index 97f3ecc..330ecb6 100644
--- a/uunit.h
+++ b/uunit.h
@@ -76,8 +76,7 @@ public:
 				}
 				catch(test_result& result)
 				{
-					std::cout << "F";
-					fflush(stdout);
+					status_cb(test.name, test.file, false);
 					result.id = test_num;
 					result.func = test.name;
 					result.failure_type = "Assertion";
@@ -86,9 +85,8 @@ public:
 				}
 				catch(...)
 				{
+					status_cb(test.name, test.file, false);
 					test_result result;
-					std::cout << "F";
-					fflush(stdout);
 					result.id = test_num;
 					result.func = test.name;
 					result.file = test.file;
@@ -109,8 +107,7 @@ public:
 					failed_tests.push_back(result);
 					continue;
 				}
-				std::cout << ".";
-				fflush(stdout);
+				status_cb(test.name, test.file, true);
 				test_result result{test.name};
 				result.id = test_num;
 				successful_tests.push_back(result);
@@ -159,6 +156,8 @@ public:
 		return failed_tests.size() == 0 ? 0 : 1;
 	}
 
+	static std::function<void(const char*, const char*, bool)> status_cb;
+
 protected:
 	template<typename O, typename F>
 	void registerTest(O* obj, const F& fn, const char* name, const char* file)
@@ -254,5 +253,28 @@ private:
 };
 
 #ifdef uUNIT_MAIN
+
 uUnit* uUnit::suite_list{nullptr};
+
+namespace
+{
+//! Default implementation of test result reporter function.
+//! Overload this with your own implementation by assigning the uUnit::status_cb
+//! function pointer to a function with the same signature.
+void report_result(const char* name, const char* file, bool success)
+{
+	if(success)
+	{
+		std::cout << ".";
+	}
+	else
+	{
+		std::cout << "F";
+	}
+	std::cout << std::flush;
+}
+}
+
+std::function<void(const char*, const char*, bool)> uUnit::status_cb{report_result};
+
 #endif
-- 
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