From 31275f4cee6f0593fc39fecef04477d4a26e8df4 Mon Sep 17 00:00:00 2001
From: Jonathan Bradley <jcb@pikum.xyz>
Date: Fri, 22 Nov 2024 14:32:51 -0500
Subject: pkmem.h: test for expected assert failures

---
 test/pkmem.cpp | 135 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)

(limited to 'test')

diff --git a/test/pkmem.cpp b/test/pkmem.cpp
index cc7cf9c..8dc429a 100644
--- a/test/pkmem.cpp
+++ b/test/pkmem.cpp
@@ -1,10 +1,41 @@
 
 #include "../pkmem.h"
 
+#include <csetjmp>
+#include <signal.h>
+#include <thread>
+
+static bool expected_exit = false;
+static bool caught = false;
+static jmp_buf jmp_env;
+void
+exit(int code)
+{
+	if (expected_exit) {
+		caught = true;
+		longjmp(jmp_env, 1);
+	} else {
+		_exit(code);
+	}
+}
+// assert() calls abort(), handle
+void
+handle_assert_abort(int sig)
+{
+	if (expected_exit) {
+		caught = true;
+		longjmp(jmp_env, 1);
+	} else {
+		_exit(1);
+	}
+}
+
 int main(int argc, char *argv[])
 {
+	signal(SIGABRT, handle_assert_abort);
 	(void)argc;
 	(void)argv;
+	int i;
 
 	// pk_new<T>
 	{
@@ -12,6 +43,110 @@ int main(int argc, char *argv[])
 		fprintf(stdout, "some_dang_string: %p\n", some_dang_string);
 		pk_delete<char>(some_dang_string, 64);
 	}
+	pk_memory_teardown_all();
+
+	// assert bucket count
+	do
+	{
+		int r;
+		r = setjmp(jmp_env);
+		if (r == 1) {
+			if (expected_exit == true && caught == true) {
+				expected_exit = false;
+				caught = false;
+				PK_LOGV_INF("%s: successfully caught err.\n", __FILE__);
+				fflush(stdout);
+				fflush(stderr);
+				break;
+			} else {
+				goto uncaught_err;
+			}
+		}
+		for (i = 0; i < PK_MAX_BUCKET_COUNT + 1; ++i) {
+			caught = false;
+			expected_exit = true;
+			pk_membucket *bkt = pk_bucket_create("lol", 1024, false);
+			expected_exit = false;
+			(void)bkt;
+		}
+		goto uncaught_err;
+	}
+	while(false);
+	pk_memory_teardown_all();
+
+	// assert no buckets available on pk_new with full memory
+	do
+	{
+		int r;
+		caught = false;
+		expected_exit = false;
+		for (i = 0; i < PK_MAX_BUCKET_COUNT; ++i) {
+			pk_membucket *bkt = pk_bucket_create("lol2", 1024, false);
+			char *asdf = pk_new<char>(768, bkt);
+			(void)asdf;
+		}
+		r = setjmp(jmp_env);
+		if (r == 1) {
+			if (expected_exit == true && caught == true) {
+				expected_exit = false;
+				caught = false;
+				PK_LOGV_INF("%s: successfully caught err.\n", __FILE__);
+				fflush(stdout);
+				fflush(stderr);
+				break;
+			} else {
+				goto uncaught_err;
+			}
+		}
+		caught = false;
+		expected_exit = true;
+		char *asdf = pk_new<char>(768);
+		(void)asdf;
+		expected_exit = false;
+		goto uncaught_err;
+	}
+	while(false);
+	pk_memory_teardown_all();
+
+	// assert no buckets available on pk_new with full memory
+	do
+	{
+		int r;
+		caught = false;
+		expected_exit = false;
+		pk_membucket *bkt = nullptr;
+		for (i = 0; i < PK_MAX_BUCKET_COUNT; ++i) {
+			bkt = pk_bucket_create("lol3", 1024, false);
+			char *asdf = pk_new<char>(768, bkt);
+			(void)asdf;
+		}
+		r = setjmp(jmp_env);
+		if (r == 1) {
+			if (expected_exit == true && caught == true) {
+				expected_exit = false;
+				caught = false;
+				PK_LOGV_INF("%s: successfully caught err.\n", __FILE__);
+				fflush(stdout);
+				fflush(stderr);
+				break;
+			} else {
+				goto uncaught_err;
+			}
+		}
+		caught = false;
+		expected_exit = true;
+		char *asdf = pk_new<char>(768, bkt);
+		(void)asdf;
+		expected_exit = false;
+		goto uncaught_err;
+	}
+	while(false);
+	pk_memory_teardown_all();
 
 	return 0;
+uncaught_err:
+	PK_LOGV_ERR("%s: failed to catch err.\n", __FILE__);
+	fflush(stdout);
+	fflush(stderr);
+	return 1;
 }
-- 
cgit v1.2.3