Work in progress

Added test for temp files, getter for filename, and wrappers for fwrite, fprintf, and fgets

src/util/filemanager.c

@@ -21,6 +21,7 @@
     #include <stdlib.h>
 #endif
 
+#include <stdarg.h>
 #include <string.h>
 
 #include "filemanager.h"
@@ -50,6 +51,15 @@ void delete_file_manager(file_handle_t *file_handle) {
 }
 
 
+void get_filename(file_handle_t *file_handle, char **filename)
+{
+    char *temp = (char*) malloc((FILE_MAXNAME)*sizeof(char));
+
+    strncpy(temp, file_handle->filename, FILE_MAXNAME);
+    *filename = temp;
+}
+
+
 int open_file(file_handle_t *file_handle, const char *filename, const char *file_mode) {
     int error = 0;
 
@@ -89,11 +99,37 @@ F_OFF tell_file(file_handle_t *file_handle)
     return FTELL64(file_handle->file);
 }
 
+// Read and write to a binary file
 size_t read_file(void *ptr, size_t size, size_t nmemb, file_handle_t *file_handle)
 {
     return fread(ptr, size, nmemb, file_handle->file);
 }
 
+size_t write_file(const void * ptr, size_t size, size_t count, file_handle_t *file_handle)
+{
+    return fwrite(ptr, size, count, file_handle->file);
+}
+
+
+// print and get from a text file
+int printf_file(file_handle_t *file_handle, const char *format, ... )
+{
+    int error = 0;
+    va_list args;
+
+    va_start(args, format);
+    error = vfprintf(file_handle->file, format, args);
+    va_end(args);
+
+    return error;
+}
+
+int gets_file(char *str, int num, file_handle_t *file_handle)
+{
+    fgets(str, num, file_handle->file);
+    return 0;
+}
+
 
 int close_file(file_handle_t *file_handle) {
     int error = 0;

src/util/filemanager.h

@@ -16,6 +16,7 @@
 
 
 #include <stdio.h>
+#include <stdarg.h>
 
 
 // F_OFF Must be a 8 byte / 64 bit integer for large file support
@@ -41,14 +42,27 @@ file_handle_t *create_file_manager();
 void delete_file_manager(file_handle_t *file_handle);
 
 
+void get_filename(file_handle_t *file_handle, char **filename);
+
+
 int open_file(file_handle_t *file_handle, const char *filename, const char *file_mode);
 
 int seek_file(file_handle_t *file_handle, F_OFF offset, int whence);
 
 F_OFF tell_file(file_handle_t *file_handle);
 
+
+// Functions for working with binary files
 size_t read_file(void *ptr, size_t size, size_t nmemb, file_handle_t *file_handle);
 
+size_t write_file(const void *ptr, size_t size, size_t count, file_handle_t *file_handle);
+
+
+// Functions for working with text files
+int printf_file(file_handle_t *file_handle, const char *format, ... );
+
+int gets_file(char *str, int num, file_handle_t *file_handle);
+
 
 int close_file(file_handle_t *file_handle);
 

tests/util/CMakeLists.txt

@@ -7,17 +7,11 @@ set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 
 
-set (test_source
-./test_errormanager.cpp
-../../src/util/errormanager.c
-)
-
-add_executable(test_errormanager ${test_source})
+add_executable(test_errormanager ./test_errormanager.cpp ../../src/util/errormanager.c)
 target_include_directories(test_errormanager PUBLIC ../../src/)
 target_link_libraries(test_errormanager ${Boost_LIBRARIES})
 
 
-
 add_executable(test_filemanager ./test_filemanager.cpp ../../src/util/filemanager.c)
 target_include_directories(test_filemanager PUBLIC ../../src/)
 target_link_libraries(test_filemanager ${Boost_LIBRARIES})

tests/util/test_filemanager.cpp

@@ -14,6 +14,7 @@
 #define BOOST_TEST_MODULE filemanager
 
 #include <boost/test/unit_test.hpp>
+#include <boost/filesystem.hpp>
 
 #include "util/filemanager.h"
 
@@ -21,6 +22,15 @@
 #define DATA_PATH_OUTPUT "./example1.out"
 
 
+boost::test_tools::predicate_result check_string(std::string test, std::string ref)
+{
+    if (ref.compare(test) == 0)
+        return true;
+    else
+        return false;
+}
+
+
 BOOST_AUTO_TEST_SUITE(test_filemanager)
 
 
@@ -57,7 +67,7 @@ struct Fixture{
         file_handle = NULL;
 
 		file_handle = create_file_manager();
-        open_file(file_handle, DATA_PATH_OUTPUT, "rb");
+        open_file(file_handle, NULL, "wt");
     }
     ~Fixture() {
         close_file(file_handle);
@@ -67,5 +77,18 @@ struct Fixture{
   file_handle_t *file_handle;
 };
 
+BOOST_FIXTURE_TEST_CASE(test_temp_file, Fixture)
+{
+    char *filename;
+
+    printf_file(file_handle, "%s", "This is a test.");
+
+    get_filename(file_handle, &filename);
+    //BOOST_CHECK(check_string(filename, "./test_file.txt"));
+
+    BOOST_CHECK(boost::filesystem::exists(filename) == true);
+
+    free(filename);
+}
 
 BOOST_AUTO_TEST_SUITE_END()