added string_utils and strcpy_safe

tests/CMakeLists.txt

@@ -16,7 +16,9 @@ if(USE_TESTS)
     set(LOCAL_TEST_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
     set(TEST_SOURCES
         ${LOCAL_TEST_DIR}/test-container_utils.cpp
+        ${LOCAL_TEST_DIR}/test-string_utils.cpp
         ${LOCAL_TEST_DIR}/test-MySocketTCP.cpp
+
         #${LOCAL_TEST_DIR}/test-multiDetector.cpp
         ${LOCAL_TEST_DIR}/test.cpp
         # PARENT_SCOPE

tests/src/test-string_utils.cpp

@@ -0,0 +1,34 @@
+#include "MySocketTCP.h"
+#include "catch.hpp"
+// #include "multiSlsDetector.h"
+#include "logger.h"
+#include <iostream>
+#include <vector>
+
+#include "string_utils.h"
+
+#define VERBOSE
+
+TEST_CASE("copy a string") {
+
+    char src[10] = "hej";
+    REQUIRE(src[3]=='\0');
+
+    char dst[20];
+
+    sls::strcpy_safe(dst, src);
+    REQUIRE(dst[0]=='h');
+    REQUIRE(dst[1]=='e');
+    REQUIRE(dst[2]=='j');
+    REQUIRE(dst[3]=='\0');
+
+}
+
+TEST_CASE("copy a long string"){
+    auto src = "some very very long sting that does not fit";
+    char dst[3];
+    sls::strcpy_safe(dst, src);
+    REQUIRE(dst[0]=='s');
+    REQUIRE(dst[1]=='o');
+    REQUIRE(dst[3]=='\0');
+}