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#include "TestHarness.h"
#include "mbed.h"
#include "semihost_api.h"
#include <stdio.h>
#define FILENAME "/local/out.txt"
#define TEST_STRING "Hello World!"
TEST_GROUP(FirstTestGroup)
{
FILE *test_open(const char *mode) {
FILE *f = fopen(FILENAME, mode);
return f;
}
bool test_write(FILE *f, char *str, int str_len) {
int n = fprintf(f, str);
return (n == str_len) ? true : false;
}
bool test_read(FILE *f, char *str, int str_len) {
int n = fread(str, sizeof(unsigned char), str_len, f);
return (n == str_len) ? true : false;
}
bool test_close(FILE *f) {
int rc = fclose(f);
return rc ? true : false;
}
};
TEST(FirstTestGroup, FirstTest)
{
CHECK_TEXT(semihost_connected(), "Semihost not connected")
LocalFileSystem local("local");
char *str = TEST_STRING;
char *buffer = (char *)malloc(sizeof(unsigned char) * strlen(TEST_STRING));
int str_len = strlen(TEST_STRING);
CHECK_TEXT(buffer != NULL, "Buffer allocation failed");
CHECK_TEXT(str_len > 0, "Test string is empty (len <= 0)");
{
// Perform write / read tests
FILE *f = NULL;
// Write
f = test_open("w");
CHECK_TEXT(f != NULL, "Error opening file for writing")
CHECK_TEXT(test_write(f, str, str_len), "Error writing file");
CHECK_TEXT(test_close(f) != EOF, "Error closing file after write");
// Read
f = test_open("r");
CHECK_TEXT(f != NULL, "Error opening file for reading")
CHECK_TEXT(test_read(f, buffer, str_len), "Error reading file");
CHECK_TEXT(test_close(f) != EOF, "Error closing file after read");
}
CHECK(strncmp(buffer, str, str_len) == 0);
}
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