diff options
Diffstat (limited to 'src/examples/lab2test.c.old')
| -rw-r--r-- | src/examples/lab2test.c.old | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/examples/lab2test.c.old b/src/examples/lab2test.c.old new file mode 100644 index 0000000..ea4fc83 --- /dev/null +++ b/src/examples/lab2test.c.old @@ -0,0 +1,183 @@ +#include <stdio.h>
+//#include <string.h>
+//#include <syscall-nr.h>
+
+#include <syscall.h>
+#include <stdarg.h>
+
+int mystrlen(char *str);
+
+void mysprintf(char *sbuf, char *str, ...);
+
+int main(void)
+{
+ char *descr = "This is test program v0.1 that tests your implementation of lab 2 in TDDB68/72\n";
+ char *test1 = "The first test is to create three files.\n";
+ char *test2 = "Now lets write some data to the files. Write some binary data to some files.\n";
+ char *test3 = "Test string that is written to a file.\n";
+ char *test4 = "Test to read back data from files.\n";
+ char *test5 = "Test to read from and write to arbitrary file handles.\n";
+ char *test6 = "Get data from console. Please, write something (10 characters).\n";
+ char *test7 = "Test to open a file that does not exist.\n";
+ //char binarydata[] = {1,2,3,4,5,0,1,2,3,4};
+ char binarydata[10];
+ char sbuf[50];
+ int file[3];
+ int readNum, i;
+
+ // verkar vara något fel med fördefinerade variablar.. tex char buf[10] = {0} ger oxå samma fel
+ binarydata[0] = 1;
+ binarydata[1] = 2;
+ binarydata[2] = 3;
+ binarydata[3] = 4;
+ binarydata[4] = 5;
+ binarydata[5] = 0;
+ binarydata[6] = 1;
+ binarydata[7] = 2;
+ binarydata[8] = 3;
+ binarydata[9] = 4;
+
+ write(STDOUT_FILENO, descr, mystrlen(descr));
+ write(STDOUT_FILENO, test1, mystrlen(test1));
+ if (!create("test0", mystrlen(test3))) {
+ mysprintf(sbuf, "Could not create test0\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+ if (!create("test1", 1024)){
+ mysprintf(sbuf, "Could not create test1\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+ if (!create("test2", 1024)){
+ mysprintf(sbuf, "Could not create test1\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+
+ for(i = 0; i < 2; i++){
+ mysprintf(sbuf, "test%d", i);
+ file[i] = open(sbuf);
+ if(file[i] > 1){
+ mysprintf(sbuf, "Could open test%d\n", i);
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ }
+ else{
+ mysprintf(sbuf, "Could not open test%d\n", i);
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+ }
+
+ write(STDOUT_FILENO, test6, mystrlen(test6));
+ readNum = read(STDIN_FILENO, sbuf, 10);
+ if(readNum != 10){
+ mysprintf(sbuf, "Did not read 10 characters from the console.\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+
+ write(STDOUT_FILENO, test2, mystrlen(test2));
+ write(file[0], test3, mystrlen(test3));
+ write(file[1], binarydata, 10);
+
+ write(STDOUT_FILENO, test4, mystrlen(test4));
+ close(file[0]);
+ file[0] = open("test0");
+ readNum = read(file[0], sbuf, 40); // lite konstigt test..
+ if(readNum != mystrlen(test3)){ // test4?, bara tur att sbuf[39+] = 0
+ mysprintf(sbuf, "Could not read back from test0 (%d), %d characters read instead!\n", mystrlen(test3), readNum);
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+ close(file[1]);
+ file[1] = open("test1");
+ readNum = read(file[1], sbuf, 10);
+ if(readNum != 10){
+ mysprintf(sbuf, "Could not read back binary data from test1\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ }
+
+ write(STDOUT_FILENO, test5, mystrlen(test5));
+ write(87, "hej", 3);
+ readNum = read(1006, sbuf, 3);
+ if(readNum != -1){
+ mysprintf(sbuf, "Your should catch that I tried to read from file 1006\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ }
+ else{
+ mysprintf(sbuf, "Good, you noted that I tried to read, wrongly, from the file 1006\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ }
+
+ write(STDOUT_FILENO, test7, mystrlen(test7));
+ file[2] = open("fdsfa");
+ if(file[2] > 1){
+ mysprintf(sbuf, "We got a valid file handle!\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ halt();
+ } else {
+ mysprintf(sbuf, "PASSED!\n");
+ write(STDOUT_FILENO, sbuf, mystrlen(sbuf));
+ }
+ halt();
+}
+
+int mystrlen(char *str)
+{
+ int len = 0;
+ while(*str != '\0'){
+ len++;
+ str++;
+ }
+ return len;
+}
+
+void mysprintf(char *sbuf, char *str, ...)
+{
+ int j;
+ char buffer[15];
+ int ival;
+ va_list ap;
+ va_start(ap, str);
+
+
+ for(; *str != '\0';){
+ if(*str == '%'){
+ str++;
+ switch(*str){
+ case 'd':
+ ival = va_arg(ap, int);
+ if(ival == 0){
+ *sbuf = '0';
+ sbuf++;
+ }
+ else{
+ for(j = 14; ival > 0; j--){
+ buffer[j] = ival % 10 + '0';
+ ival /= 10;
+ }
+ j++;
+ for(;j < 15;){
+ *sbuf = buffer[j];
+ sbuf++;
+ j++;
+ }
+ }
+ str++;
+ break;
+ case 's':
+ break;
+ default:
+ break;
+ }
+ }
+ else{
+ *sbuf = *str;
+ sbuf++;
+ str++;
+ }
+ }
+ *sbuf = '\0';
+}
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