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authorkaashoek <kaashoek>2006-09-07 13:23:41 +0000
committerkaashoek <kaashoek>2006-09-07 13:23:41 +0000
commita64cd81342188c80ce6aef13f1b98300018d786e (patch)
tree3253c256e2f98bd9795e8ea6936a6cdcf9b83ad5
parent1dca3afbbbbbf6ae7ac9d55e027d724a4cbc3459 (diff)
downloadxv6-labs-a64cd81342188c80ce6aef13f1b98300018d786e.tar.gz
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xv6-labs-a64cd81342188c80ce6aef13f1b98300018d786e.zip
one regression test program
-rw-r--r--Makefile20
-rw-r--r--fstests.c685
-rw-r--r--user1.c22
-rw-r--r--userfs.c210
-rw-r--r--usertests.c898
5 files changed, 894 insertions, 941 deletions
diff --git a/Makefile b/Makefile
index f72d196..1e1a0a8 100644
--- a/Makefile
+++ b/Makefile
@@ -84,18 +84,10 @@ vectors.S : vectors.pl
ULIB = ulib.o usys.o printf.o umalloc.o
-user1 : user1.o $(ULIB)
- $(LD) -N -e main -Ttext 0 -o user1 user1.o $(ULIB)
- $(OBJDUMP) -S user1 > user1.asm
-
usertests : usertests.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o usertests usertests.o $(ULIB)
$(OBJDUMP) -S usertests > usertests.asm
-fstests : fstests.o $(ULIB)
- $(LD) -N -e main -Ttext 0 -o fstests fstests.o $(ULIB)
- $(OBJDUMP) -S fstests > fstests.asm
-
_echo : echo.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _echo echo.o $(ULIB)
$(OBJDUMP) -S _echo > echo.asm
@@ -104,10 +96,6 @@ _cat : cat.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _cat cat.o $(ULIB)
$(OBJDUMP) -S _cat > cat.asm
-userfs : userfs.o $(ULIB)
- $(LD) -N -e main -Ttext 0 -o userfs userfs.o $(ULIB)
- $(OBJDUMP) -S userfs > userfs.asm
-
_init : init.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _init init.o $(ULIB)
$(OBJDUMP) -S _init > init.asm
@@ -131,8 +119,8 @@ _rm : rm.o $(ULIB)
mkfs : mkfs.c fs.h
cc -o mkfs mkfs.c
-fs.img : mkfs userfs usertests _echo _cat README _init _sh _ls _mkdir _rm fstests
- ./mkfs fs.img userfs usertests _echo _cat README _init _sh _ls _mkdir _rm fstests
+fs.img : mkfs usertests _echo _cat README _init _sh _ls _mkdir _rm fstests
+ ./mkfs fs.img usertests _echo _cat README _init _sh _ls _mkdir _rm fstests
-include *.d
@@ -140,5 +128,5 @@ clean :
/bin/rm -f rm
rm -f *.ps *.tex *.dvi *.idx *.aux *.log *.ind *.ilg \
*.o *.d *.asm vectors.S parport.out \
- bootblock kernel xv6.img user1 userfs usertests \
- fs.img mkfs echo init fstests
+ bootblock kernel xv6.img usertests \
+ fs.img mkfs echo init
diff --git a/fstests.c b/fstests.c
deleted file mode 100644
index 4956437..0000000
--- a/fstests.c
+++ /dev/null
@@ -1,685 +0,0 @@
-#include "types.h"
-#include "stat.h"
-#include "user.h"
-#include "fcntl.h"
-
-char buf[512];
-
-// two processes write to the same file descriptor
-// is the offset shared? does inode locking work?
-void
-sharedfd()
-{
- int fd, pid, i, n, nc, np;
- char buf[10];
-
- unlink("sharedfd");
- fd = open("sharedfd", O_CREATE|O_RDWR);
- if(fd < 0){
- printf(1, "fstests: cannot open sharedfd for writing");
- return;
- }
- pid = fork();
- memset(buf, pid==0?'c':'p', sizeof(buf));
- for(i = 0; i < 100; i++){
- if(write(fd, buf, sizeof(buf)) != sizeof(buf)){
- printf(1, "fstests: write sharedfd failed\n");
- break;
- }
- }
- if(pid == 0)
- exit();
- else
- wait();
- close(fd);
- fd = open("sharedfd", 0);
- if(fd < 0){
- printf(1, "fstests: cannot open sharedfd for reading\n");
- return;
- }
- nc = np = 0;
- while((n = read(fd, buf, sizeof(buf))) > 0){
- for(i = 0; i < sizeof(buf); i++){
- if(buf[i] == 'c')
- nc++;
- if(buf[i] == 'p')
- np++;
- }
- }
- close(fd);
- unlink("sharedfd");
- if(nc == 1000 && np == 1000)
- printf(1, "sharedfd ok\n");
- else
- printf(1, "sharedfd oops %d %d\n", nc, np);
-}
-
-// two processes write two different files at the same
-// time, to test block allocation.
-void
-twofiles()
-{
- int fd, pid, i, j, n, total;
- char *fname;
-
- unlink("f1");
- unlink("f2");
-
- pid = fork();
- if(pid < 0){
- puts("fork failed\n");
- return;
- }
-
- fname = pid ? "f1" : "f2";
- fd = open(fname, O_CREATE | O_RDWR);
- if(fd < 0){
- puts("create failed\n");
- exit();
- }
-
- memset(buf, pid?'p':'c', 512);
- for(i = 0; i < 12; i++){
- if((n = write(fd, buf, 500)) != 500){
- printf(1, "write failed %d\n", n);
- exit();
- }
- }
- close(fd);
- if(pid)
- wait();
- else
- exit();
-
- for(i = 0; i < 2; i++){
- fd = open(i?"f1":"f2", 0);
- total = 0;
- while((n = read(fd, buf, sizeof(buf))) > 0){
- for(j = 0; j < n; j++){
- if(buf[j] != (i?'p':'c')){
- puts("wrong char\n");
- exit();
- }
- }
- total += n;
- }
- close(fd);
- if(total != 12*500){
- printf(1, "wrong length %d\n", total);
- exit();
- }
- }
-
- unlink("f1");
- unlink("f2");
-
- puts("twofiles ok\n");
-}
-
-// two processes create and delete files in same directory
-void
-createdelete()
-{
- int pid, i, fd;
- int n = 20;
- char name[32];
-
- pid = fork();
- if(pid < 0){
- puts("fork failed\n");
- exit();
- }
-
- name[0] = pid ? 'p' : 'c';
- name[2] = '\0';
- for(i = 0; i < n; i++){
- name[1] = '0' + i;
- fd = open(name, O_CREATE | O_RDWR);
- if(fd < 0){
- puts("create failed\n");
- exit();
- }
- close(fd);
- if(i > 0 && (i % 2 ) == 0){
- name[1] = '0' + (i / 2);
- if(unlink(name) < 0){
- puts("unlink failed\n");
- exit();
- }
- }
- }
-
- if(pid)
- exit();
- else
- exit();
-
- for(i = 0; i < n; i++){
- name[0] = 'p';
- name[1] = '0' + i;
- fd = open(name, 0);
- if((i == 0 || i >= n/2) && fd < 0){
- printf(1, "oops createdelete %s didn't exist\n", name);
- exit();
- } else if((i >= 1 && i < n/2) && fd >= 0){
- printf(1, "oops createdelete %s did exist\n", name);
- exit();
- }
- if(fd >= 0)
- close(fd);
-
- name[0] = 'c';
- name[1] = '0' + i;
- fd = open(name, 0);
- if((i == 0 || i >= n/2) && fd < 0){
- printf(1, "oops createdelete %s didn't exist\n", name);
- exit();
- } else if((i >= 1 && i < n/2) && fd >= 0){
- printf(1, "oops createdelete %s did exist\n", name);
- exit();
- }
- if(fd >= 0)
- close(fd);
- }
-
- for(i = 0; i < n; i++){
- name[0] = 'p';
- name[1] = '0' + i;
- unlink(name);
- name[0] = 'c';
- unlink(name);
- }
-
- printf(1, "createdelete ok\n");
-}
-
-// can I unlink a file and still read it?
-void
-unlinkread()
-{
- int fd, fd1;
-
- fd = open("unlinkread", O_CREATE | O_RDWR);
- if(fd < 0){
- puts("create unlinkread failed\n");
- exit();
- }
- write(fd, "hello", 5);
- close(fd);
-
- fd = open("unlinkread", O_RDWR);
- if(fd < 0){
- puts("open unlinkread failed\n");
- exit();
- }
- if(unlink("unlinkread") != 0){
- puts("unlink unlinkread failed\n");
- exit();
- }
-
- fd1 = open("unlinkread", O_CREATE | O_RDWR);
- write(fd1, "yyy", 3);
- close(fd1);
-
- if(read(fd, buf, sizeof(buf)) != 5){
- puts("unlinkread read failed");
- exit();
- }
- if(buf[0] != 'h'){
- puts("unlinkread wrong data\n");
- exit();
- }
- if(write(fd, buf, 10) != 10){
- puts("unlinkread write failed\n");
- exit();
- }
- close(fd);
- unlink("unlinkread");
- puts("unlinkread ok\n");
-}
-
-void
-linktest()
-{
- int fd;
-
- unlink("lf1");
- unlink("lf2");
-
- fd = open("lf1", O_CREATE|O_RDWR);
- if(fd < 0){
- puts("create lf1 failed\n");
- exit();
- }
- if(write(fd, "hello", 5) != 5){
- puts("write lf1 failed\n");
- exit();
- }
- close(fd);
-
- if(link("lf1", "lf2") < 0){
- puts("link lf1 lf2 failed\n");
- exit();
- }
- unlink("lf1");
-
- if(open("lf1", 0) >= 0){
- puts("unlinked lf1 but it is still there!\n");
- exit();
- }
-
- fd = open("lf2", 0);
- if(fd < 0){
- puts("open lf2 failed\n");
- exit();
- }
- if(read(fd, buf, sizeof(buf)) != 5){
- puts("read lf2 failed\n");
- exit();
- }
- close(fd);
-
- if(link("lf2", "lf2") >= 0){
- puts("link lf2 lf2 succeeded! oops\n");
- exit();
- }
-
- unlink("lf2");
- if(link("lf2", "lf1") >= 0){
- puts("link non-existant succeeded! oops\n");
- exit();
- }
-
- if(link(".", "lf1") >= 0){
- puts("link . lf1 succeeded! oops\n");
- exit();
- }
-
- puts("linktest ok\n");
-}
-
-// test concurrent create of the same file
-void
-concreate()
-{
- char file[3];
- int i, pid, n, fd;
- char fa[40];
- struct {
- unsigned short inum;
- char name[14];
- } de;
-
- file[0] = 'C';
- file[2] = '\0';
- for(i = 0; i < 40; i++){
- file[1] = '0' + i;
- unlink(file);
- pid = fork();
- if(pid && (i % 3) == 1){
- link("C0", file);
- } else if(pid == 0 && (i % 5) == 1){
- link("C0", file);
- } else {
- fd = open(file, O_CREATE | O_RDWR);
- if(fd < 0){
- printf(1, "concreate create %s failed\n", file);
- exit();
- }
- close(fd);
- }
- if(pid == 0)
- exit();
- else
- wait();
- }
-
- memset(fa, 0, sizeof(fa));
- fd = open(".", 0);
- n = 0;
- while(read(fd, &de, sizeof(de)) > 0){
- if(de.inum == 0)
- continue;
- if(de.name[0] == 'C' && de.name[2] == '\0'){
- i = de.name[1] - '0';
- if(i < 0 || i >= sizeof(fa)){
- printf(1, "concreate weird file %s\n", de.name);
- exit();
- }
- if(fa[i]){
- printf(1, "concreate duplicate file %s\n", de.name);
- exit();
- }
- fa[i] = 1;
- n++;
- }
- }
- close(fd);
-
- if(n != 40){
- puts("concreate not enough files in directory listing\n");
- exit();
- }
-
- for(i = 0; i < 40; i++){
- file[1] = '0' + i;
- unlink(file);
- }
-
- puts("concreate ok\n");
-}
-
-// directory that uses indirect blocks
-void
-bigdir()
-{
- int i, fd;
- char name[10];
-
- unlink("bd");
-
- fd = open("bd", O_CREATE);
- if(fd < 0){
- puts("bigdir create failed\n");
- exit();
- }
- close(fd);
-
- for(i = 0; i < 500; i++){
- name[0] = 'x';
- name[1] = '0' + (i / 64);
- name[2] = '0' + (i % 64);
- name[3] = '\0';
- if(link("bd", name) != 0){
- puts("bigdir link failed\n");
- exit();
- }
- puts("c");
- }
-
- unlink("bd");
- for(i = 0; i < 500; i++){
- name[0] = 'x';
- name[1] = '0' + (i / 64);
- name[2] = '0' + (i % 64);
- name[3] = '\0';
- if(unlink(name) != 0){
- puts("bigdir unlink failed");
- exit();
- }
- puts("d");
- }
-
- puts("bigdir ok\n");
-}
-
-void
-subdir()
-{
- int fd, cc;
-
- unlink("ff");
- if(mkdir("dd") != 0){
- puts("subdir mkdir dd failed\n");
- exit();
- }
-
- fd = open("dd/ff", O_CREATE | O_RDWR);
- if(fd < 0){
- puts("create dd/ff failed\n");
- exit();
- }
- write(fd, "ff", 2);
- close(fd);
-
- if(mkdir("/dd/dd") != 0){
- puts("subdir mkdir dd/dd failed\n");
- exit();
- }
-
- fd = open("dd/dd/ff", O_CREATE | O_RDWR);
- if(fd < 0){
- puts("create dd/dd/ff failed\n");
- exit();
- }
- write(fd, "FF", 2);
- close(fd);
-
- fd = open("dd/dd/../ff", 0);
- if(fd < 0){
- puts("open dd/dd/../ff failed\n");
- exit();
- }
- cc = read(fd, buf, sizeof(buf));
- if(cc != 2 || buf[0] != 'f'){
- puts("dd/dd/../ff wrong content\n");
- exit();
- }
- close(fd);
-
- if(link("dd/dd/ff", "dd/dd/ffff") != 0){
- puts("link dd/dd/ff dd/dd/ffff failed\n");
- exit();
- }
-
- if(unlink("dd/dd/ff") != 0){
- puts("unlink dd/dd/ff failed\n");
- exit();
- }
-
- if(chdir("dd") != 0){
- puts("chdir dd failed\n");
- exit();
- }
- if(chdir("dd/../../dd") != 0){
- puts("chdir dd/../../dd failed\n");
- exit();
- }
- if(chdir("./..") != 0){
- puts("chdir ./.. failed\n");
- exit();
- }
-
- fd = open("dd/dd/ffff", 0);
- if(fd < 0){
- puts("open dd/dd/ffff failed\n");
- exit();
- }
- if(read(fd, buf, sizeof(buf)) != 2){
- puts("read dd/dd/ffff wrong len\n");
- exit();
- }
- close(fd);
-
- if(open("dd/dd/ff", 0) >= 0){
- puts("open dd/dd/ff succeeded!\n");
- exit();
- }
-
- if(open("dd/ff/ff", O_CREATE|O_RDWR) >= 0){
- puts("create dd/ff/ff succeeded!\n");
- exit();
- }
- if(open("dd/xx/ff", O_CREATE|O_RDWR) >= 0){
- puts("create dd/xx/ff succeeded!\n");
- exit();
- }
- if(open("dd", O_CREATE) >= 0){
- puts("create dd succeeded!\n");
- exit();
- }
- if(open("dd", O_RDWR) >= 0){
- puts("open dd rdwr succeeded!\n");
- exit();
- }
- if(open("dd", O_WRONLY) >= 0){
- puts("open dd wronly succeeded!\n");
- exit();
- }
- if(link("dd/ff/ff", "dd/dd/xx") == 0){
- puts("link dd/ff/ff dd/dd/xx succeeded!\n");
- exit();
- }
- if(link("dd/xx/ff", "dd/dd/xx") == 0){
- puts("link dd/xx/ff dd/dd/xx succeeded!\n");
- exit();
- }
- if(link("dd/ff", "dd/dd/ffff") == 0){
- puts("link dd/ff dd/dd/ffff succeeded!\n");
- exit();
- }
- if(mkdir("dd/ff/ff") == 0){
- puts("mkdir dd/ff/ff succeeded!\n");
- exit();
- }
- if(mkdir("dd/xx/ff") == 0){
- puts("mkdir dd/xx/ff succeeded!\n");
- exit();
- }
- if(mkdir("dd/dd/ffff") == 0){
- puts("mkdir dd/dd/ffff succeeded!\n");
- exit();
- }
- if(unlink("dd/xx/ff") == 0){
- puts("unlink dd/xx/ff succeeded!\n");
- exit();
- }
- if(unlink("dd/ff/ff") == 0){
- puts("unlink dd/ff/ff succeeded!\n");
- exit();
- }
- if(chdir("dd/ff") == 0){
- puts("chdir dd/ff succeeded!\n");
- exit();
- }
- if(chdir("dd/xx") == 0){
- puts("chdir dd/xx succeeded!\n");
- exit();
- }
-
- if(unlink("dd/dd/ffff") != 0){
- puts("unlink dd/dd/ff failed\n");
- exit();
- }
- if(unlink("dd/ff") != 0){
- puts("unlink dd/ff failed\n");
- exit();
- }
-
- // unlink dd/dd
- // unlink dd
-
- puts("subdir ok\n");
-}
-
-void
-bigfile()
-{
- int fd, i, total, cc;
-
- unlink("bigfile");
- fd = open("bigfile", O_CREATE | O_RDWR);
- if(fd < 0){
- puts("cannot create bigfile");
- exit();
- }
- for(i = 0; i < 20; i++){
- memset(buf, i, 600);
- if(write(fd, buf, 600) != 600){
- puts("write bigfile failed\n");
- exit();
- }
- }
- close(fd);
-
- fd = open("bigfile", 0);
- if(fd < 0){
- puts("cannot open bigfile\n");
- exit();
- }
- total = 0;
- for(i = 0; ; i++){
- cc = read(fd, buf, 300);
- if(cc < 0){
- puts("read bigfile failed\n");
- exit();
- }
- if(cc == 0)
- break;
- if(cc != 300){
- puts("short read bigfile\n");
- exit();
- }
- if(buf[0] != i/2 || buf[299] != i/2){
- puts("read bigfile wrong data\n");
- exit();
- }
- total += cc;
- }
- close(fd);
- if(total != 20*600){
- puts("read bigfile wrong total\n");
- exit();
- }
- unlink("bigfile");
-
- puts("bigfile ok\n");
-}
-
-void
-fourteen()
-{
- int fd;
-
- if(mkdir("12345678901234") != 0){
- puts("mkdir 12345678901234 failed\n");
- exit();
- }
- if(mkdir("12345678901234/123456789012345") != 0){
- puts("mkdir 12345678901234/123456789012345 failed\n");
- exit();
- }
- fd = open("123456789012345/123456789012345/123456789012345", O_CREATE);
- if(fd < 0){
- puts("create 123456789012345/123456789012345/123456789012345 failed\n");
- exit();
- }
- close(fd);
- fd = open("12345678901234/12345678901234/12345678901234", 0);
- if(fd < 0){
- puts("open 12345678901234/12345678901234/12345678901234 failed\n");
- exit();
- }
- close(fd);
-
- if(mkdir("12345678901234/12345678901234") == 0){
- puts("mkdir 12345678901234/12345678901234 succeeded!\n");
- exit();
- }
- if(mkdir("123456789012345/12345678901234") == 0){
- puts("mkdir 12345678901234/123456789012345 succeeded!\n");
- exit();
- }
-
- puts("fourteen ok\n");
-}
-
-int
-main(int argc, char *argv[])
-{
- puts("fstests starting\n");
-
- fourteen();
- bigfile();
- subdir();
- // bigdir(); // slow
- concreate();
- linktest();
- unlinkread();
- createdelete();
- twofiles();
- sharedfd();
-
- puts("fstests finished\n");
- exit();
-}
diff --git a/user1.c b/user1.c
deleted file mode 100644
index 267320e..0000000
--- a/user1.c
+++ /dev/null
@@ -1,22 +0,0 @@
-#include "user.h"
-
-char buf[32];
-
-int
-main(void)
-{
- int pid, fds[2], n;
-
- pipe(fds);
- pid = fork();
- if(pid > 0){
- write(fds[1], "xyz", 4);
- puts("w");
- } else {
- n = read(fds[0], buf, sizeof(buf));
- puts("r: ");
- puts(buf);
- puts("\n");
- }
- for(;;);
-}
diff --git a/userfs.c b/userfs.c
deleted file mode 100644
index b409f1e..0000000
--- a/userfs.c
+++ /dev/null
@@ -1,210 +0,0 @@
-#include "types.h"
-#include "stat.h"
-#include "user.h"
-#include "fs.h"
-#include "fcntl.h"
-
-// simple file system tests
-
-char buf[2000];
-char name[3];
-char *echo_args[] = { "echo", "hello", "goodbye", 0 };
-char *cat_args[] = { "cat", "readme", 0 };
-int stdout = 1;
-
-void
-opentest(void)
-{
- int fd;
-
- fd = open("echo", 0);
- if(fd >= 0){
- printf(stdout, "open echo ok\n");
- close(fd);
- } else {
- printf(stdout, "open echo failed!\n");
- exit();
- }
- fd = open("doesnotexist", 0);
- if(fd >= 0){
- printf(stdout, "open doesnotexist succeeded!\n");
- exit();
- } else {
- printf(stdout, "open doesnotexist failed\n");
- }
-}
-
-void
-writetest(void)
-{
- int fd;
- int i;
-
- fd = open("small", O_CREATE|O_RDWR);
- if(fd >= 0){
- printf(stdout, "creat small succeeded\n");
- } else {
- printf(stdout, "error: creat small failed!\n");
- exit();
- }
- for(i = 0; i < 100; i++) {
- if(write(fd, "aaaaaaaaaa", 10) != 10) {
- printf(stdout, "error: write aa %d new file failed\n", i);
- exit();
- }
- if(write(fd, "bbbbbbbbbb", 10) != 10) {
- printf(stdout, "error: write bb %d new file failed\n", i);
- exit();
- }
- }
- printf(stdout, "writes done\n");
- close(fd);
- fd = open("small", O_RDONLY);
- if(fd >= 0){
- printf(stdout, "open small succeeded\n");
- } else {
- printf(stdout, "error: open small failed!\n");
- exit();
- }
- i = read(fd, buf, 2000);
- if(i == 2000) {
- printf(stdout, "read succeeded\n");
- } else {
- printf(stdout, "read failed\n");
- exit();
- }
- close(fd);
-
- if(unlink("small") < 0) {
- printf(stdout, "unlink small failed\n");
- exit();
- }
-}
-
-void
-writetest1(void)
-{
- int i, fd, n;
-
- printf(stdout, "big files\n");
-
- fd = open("big", O_CREATE|O_RDWR);
- if(fd < 0){
- printf(stdout, "error: creat big failed!\n");
- exit();
- }
-
- for(i = 0; i < MAXFILE; i++) {
- ((int*) buf)[0] = i;
- if(write(fd, buf, 512) != 512) {
- printf(stdout, "error: write big file failed\n", i);
- exit();
- }
- }
-
- close(fd);
-
- fd = open("big", O_RDONLY);
- if(fd < 0){
- printf(stdout, "error: open big failed!\n");
- exit();
- }
-
- n = 0;
- for(;;) {
- i = read(fd, buf, 512);
- if(i == 0) {
- if(n == MAXFILE - 1) {
- printf(stdout, "read only %d blocks from big", n);
- exit();
- }
- break;
- } else if(i != 512) {
- printf(stdout, "read failed %d\n", i);
- exit();
- }
- if(((int*)buf)[0] != n) {
- printf(stdout, "read content of block %d is %d\n",
- n, ((int*)buf)[0]);
- exit();
- }
- n++;
- }
- close(fd);
- if(unlink("big") < 0) {
- printf(stdout, "unlink big failed\n");
- exit();
- }
-}
-
-void
-createtest(void)
-{
- int i, fd;
-
- printf(stdout, "many creates, followed by unlink\n");
-
- name[0] = 'a';
- name[2] = '\0';
- for(i = 0; i < 52; i++) {
- name[1] = '0' + i;
- fd = open(name, O_CREATE|O_RDWR);
- close(fd);
- }
- name[0] = 'a';
- name[2] = '\0';
- for(i = 0; i < 52; i++) {
- name[1] = '0' + i;
- unlink(name);
- }
-}
-
-void dirtest(void)
-{
- printf(stdout, "mkdir\n");
-
- if(mkdir("dir0") < 0) {
- printf(stdout, "mkdir failed\n");
- exit();
- }
-
- if(chdir("dir0") < 0) {
- printf(stdout, "chdir dir0 failed\n");
- exit();
- }
-
- if(chdir("..") < 0) {
- printf(stdout, "chdir .. failed\n");
- exit();
- }
-
- if(unlink("dir0") < 0) {
- printf(stdout, "unlink dir0 failed\n");
- exit();
- }
-}
-
-void
-exectest(void)
-{
- if(exec("echo", echo_args) < 0) {
- printf(stdout, "exec echo failed\n");
- exit();
- }
- if(exec("cat", cat_args) < 0) {
- printf(stdout, "exec cat failed\n");
- exit();
- }
-}
-
-int
-main(void)
-{
- printf(stdout, "userfs is running\n");
- opentest();
- writetest();
- writetest1();
- createtest();
- exectest();
- return 0;
-}
diff --git a/usertests.c b/usertests.c
index 0b003bd..f8a3efe 100644
--- a/usertests.c
+++ b/usertests.c
@@ -1,9 +1,201 @@
#include "types.h"
#include "stat.h"
#include "user.h"
+#include "fs.h"
#include "fcntl.h"
char buf[2048];
+char name[3];
+char *echo_args[] = { "echo", "hello", "goodbye", 0 };
+char *cat_args[] = { "cat", "README", 0 };
+int stdout = 1;
+
+// simple file system tests
+
+void
+opentest(void)
+{
+ int fd;
+
+ printf(stdout, "open test\n");
+ fd = open("echo", 0);
+ if(fd < 0){
+ printf(stdout, "open echo failed!\n");
+ exit();
+ }
+ close(fd);
+ fd = open("doesnotexist", 0);
+ if(fd >= 0){
+ printf(stdout, "open doesnotexist succeeded!\n");
+ exit();
+ }
+ printf(stdout, "open test ok\n");
+}
+
+void
+writetest(void)
+{
+ int fd;
+ int i;
+
+ printf(stdout, "small file test\n");
+ fd = open("small", O_CREATE|O_RDWR);
+ if(fd >= 0){
+ printf(stdout, "creat small succeeded; ok\n");
+ } else {
+ printf(stdout, "error: creat small failed!\n");
+ exit();
+ }
+ for(i = 0; i < 100; i++) {
+ if(write(fd, "aaaaaaaaaa", 10) != 10) {
+ printf(stdout, "error: write aa %d new file failed\n", i);
+ exit();
+ }
+ if(write(fd, "bbbbbbbbbb", 10) != 10) {
+ printf(stdout, "error: write bb %d new file failed\n", i);
+ exit();
+ }
+ }
+ printf(stdout, "writes ok\n");
+ close(fd);
+ fd = open("small", O_RDONLY);
+ if(fd >= 0){
+ printf(stdout, "open small succeeded ok\n");
+ } else {
+ printf(stdout, "error: open small failed!\n");
+ exit();
+ }
+ i = read(fd, buf, 2000);
+ if(i == 2000) {
+ printf(stdout, "read succeeded ok\n");
+ } else {
+ printf(stdout, "read failed\n");
+ exit();
+ }
+ close(fd);
+
+ if(unlink("small") < 0) {
+ printf(stdout, "unlink small failed\n");
+ exit();
+ }
+ printf(stdout, "small file test ok\n");
+}
+
+void
+writetest1(void)
+{
+ int i, fd, n;
+
+ printf(stdout, "big files test\n");
+
+ fd = open("big", O_CREATE|O_RDWR);
+ if(fd < 0){
+ printf(stdout, "error: creat big failed!\n");
+ exit();
+ }
+
+ for(i = 0; i < MAXFILE; i++) {
+ ((int*) buf)[0] = i;
+ if(write(fd, buf, 512) != 512) {
+ printf(stdout, "error: write big file failed\n", i);
+ exit();
+ }
+ }
+
+ close(fd);
+
+ fd = open("big", O_RDONLY);
+ if(fd < 0){
+ printf(stdout, "error: open big failed!\n");
+ exit();
+ }
+
+ n = 0;
+ for(;;) {
+ i = read(fd, buf, 512);
+ if(i == 0) {
+ if(n == MAXFILE - 1) {
+ printf(stdout, "read only %d blocks from big", n);
+ exit();
+ }
+ break;
+ } else if(i != 512) {
+ printf(stdout, "read failed %d\n", i);
+ exit();
+ }
+ if(((int*)buf)[0] != n) {
+ printf(stdout, "read content of block %d is %d\n",
+ n, ((int*)buf)[0]);
+ exit();
+ }
+ n++;
+ }
+ close(fd);
+ if(unlink("big") < 0) {
+ printf(stdout, "unlink big failed\n");
+ exit();
+ }
+ printf(stdout, "big files ok\n");
+}
+
+void
+createtest(void)
+{
+ int i, fd;
+
+ printf(stdout, "many creates, followed by unlink test\n");
+
+ name[0] = 'a';
+ name[2] = '\0';
+ for(i = 0; i < 52; i++) {
+ name[1] = '0' + i;
+ fd = open(name, O_CREATE|O_RDWR);
+ close(fd);
+ }
+ name[0] = 'a';
+ name[2] = '\0';
+ for(i = 0; i < 52; i++) {
+ name[1] = '0' + i;
+ unlink(name);
+ }
+ printf(stdout, "many creates, followed by unlink; ok\n");
+}
+
+void dirtest(void)
+{
+ printf(stdout, "mkdir test\n");
+
+ if(mkdir("dir0") < 0) {
+ printf(stdout, "mkdir failed\n");
+ exit();
+ }
+
+ if(chdir("dir0") < 0) {
+ printf(stdout, "chdir dir0 failed\n");
+ exit();
+ }
+
+ if(chdir("..") < 0) {
+ printf(stdout, "chdir .. failed\n");
+ exit();
+ }
+
+ if(unlink("dir0") < 0) {
+ printf(stdout, "unlink dir0 failed\n");
+ exit();
+ }
+ printf(stdout, "mkdir test\n");
+}
+
+void
+exectest(void)
+{
+ printf(stdout, "exec test\n");
+ if(exec("echo", echo_args) < 0) {
+ printf(stdout, "exec echo failed\n");
+ exit();
+ }
+}
// simple fork and pipe read/write
@@ -14,7 +206,7 @@ pipe1(void)
int seq = 0, i, n, cc, total;
if(pipe(fds) != 0){
- puts("pipe() failed\n");
+ printf(1, "pipe() failed\n");
exit();
}
pid = fork();
@@ -50,10 +242,10 @@ pipe1(void)
close(fds[0]);
wait();
} else {
- puts("fork() failed\n");
+ printf(1, "fork() failed\n");
exit();
}
- puts("pipe1 ok\n");
+ printf(1, "pipe1 ok\n");
}
// meant to be run w/ at most two CPUs
@@ -96,7 +288,7 @@ preempt(void)
wait();
wait();
wait();
- puts("preempt ok\n");
+ printf(1, "preempt ok\n");
}
// try to find any races between exit and wait
@@ -120,7 +312,7 @@ exitwait(void)
exit();
}
}
- puts("exitwait ok\n");
+ printf(1, "exitwait ok\n");
}
void
@@ -142,7 +334,7 @@ mem(void)
}
m1 = malloc(1024*20);
if(m1 == 0) {
- puts("couldn't allocate mem?!!\n");
+ printf(1, "couldn't allocate mem?!!\n");
exit();
}
free(m1);
@@ -153,16 +345,706 @@ mem(void)
}
}
+// More file system tests
+
+// two processes write to the same file descriptor
+// is the offset shared? does inode locking work?
+void
+sharedfd()
+{
+ int fd, pid, i, n, nc, np;
+ char buf[10];
+
+ unlink("sharedfd");
+ fd = open("sharedfd", O_CREATE|O_RDWR);
+ if(fd < 0){
+ printf(1, "fstests: cannot open sharedfd for writing");
+ return;
+ }
+ pid = fork();
+ memset(buf, pid==0?'c':'p', sizeof(buf));
+ for(i = 0; i < 100; i++){
+ if(write(fd, buf, sizeof(buf)) != sizeof(buf)){
+ printf(1, "fstests: write sharedfd failed\n");
+ break;
+ }
+ }
+ if(pid == 0)
+ exit();
+ else
+ wait();
+ close(fd);
+ fd = open("sharedfd", 0);
+ if(fd < 0){
+ printf(1, "fstests: cannot open sharedfd for reading\n");
+ return;
+ }
+ nc = np = 0;
+ while((n = read(fd, buf, sizeof(buf))) > 0){
+ for(i = 0; i < sizeof(buf); i++){
+ if(buf[i] == 'c')
+ nc++;
+ if(buf[i] == 'p')
+ np++;
+ }
+ }
+ close(fd);
+ unlink("sharedfd");
+ if(nc == 1000 && np == 1000)
+ printf(1, "sharedfd ok\n");
+ else
+ printf(1, "sharedfd oops %d %d\n", nc, np);
+}
+
+// two processes write two different files at the same
+// time, to test block allocation.
+void
+twofiles()
+{
+ int fd, pid, i, j, n, total;
+ char *fname;
+
+ printf(1, "twofiles test\n");
+
+ unlink("f1");
+ unlink("f2");
+
+ pid = fork();
+ if(pid < 0){
+ printf(1, "fork failed\n");
+ return;
+ }
+
+ fname = pid ? "f1" : "f2";
+ fd = open(fname, O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "create failed\n");
+ exit();
+ }
+
+ memset(buf, pid?'p':'c', 512);
+ for(i = 0; i < 12; i++){
+ if((n = write(fd, buf, 500)) != 500){
+ printf(1, "write failed %d\n", n);
+ exit();
+ }
+ }
+ close(fd);
+ if(pid)
+ wait();
+ else
+ exit();
+
+ for(i = 0; i < 2; i++){
+ fd = open(i?"f1":"f2", 0);
+ total = 0;
+ while((n = read(fd, buf, sizeof(buf))) > 0){
+ for(j = 0; j < n; j++){
+ if(buf[j] != (i?'p':'c')){
+ printf(1, "wrong char\n");
+ exit();
+ }
+ }
+ total += n;
+ }
+ close(fd);
+ if(total != 12*500){
+ printf(1, "wrong length %d\n", total);
+ exit();
+ }
+ }
+
+ unlink("f1");
+ unlink("f2");
+
+ printf(1, "twofiles ok\n");
+}
+
+// two processes create and delete files in same directory
+void
+createdelete()
+{
+ int pid, i, fd;
+ int n = 20;
+ char name[32];
+
+ printf(1, "createdelete test\n");
+ pid = fork();
+ if(pid < 0){
+ printf(1, "fork failed\n");
+ exit();
+ }
+
+ name[0] = pid ? 'p' : 'c';
+ name[2] = '\0';
+ for(i = 0; i < n; i++){
+ name[1] = '0' + i;
+ fd = open(name, O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "create failed\n");
+ exit();
+ }
+ close(fd);
+ if(i > 0 && (i % 2 ) == 0){
+ name[1] = '0' + (i / 2);
+ if(unlink(name) < 0){
+ printf(1, "unlink failed\n");
+ exit();
+ }
+ }
+ }
+
+ if(pid==0)
+ exit();
+ // else
+ //exit();
+
+ for(i = 0; i < n; i++){
+ name[0] = 'p';
+ name[1] = '0' + i;
+ fd = open(name, 0);
+ if((i == 0 || i >= n/2) && fd < 0){
+ printf(1, "oops createdelete %s didn't exist\n", name);
+ exit();
+ } else if((i >= 1 && i < n/2) && fd >= 0){
+ printf(1, "oops createdelete %s did exist\n", name);
+ exit();
+ }
+ if(fd >= 0)
+ close(fd);
+
+ name[0] = 'c';
+ name[1] = '0' + i;
+ fd = open(name, 0);
+ if((i == 0 || i >= n/2) && fd < 0){
+ printf(1, "oops createdelete %s didn't exist\n", name);
+ exit();
+ } else if((i >= 1 && i < n/2) && fd >= 0){
+ printf(1, "oops createdelete %s did exist\n", name);
+ exit();
+ }
+ if(fd >= 0)
+ close(fd);
+ }
+
+ for(i = 0; i < n; i++){
+ name[0] = 'p';
+ name[1] = '0' + i;
+ unlink(name);
+ name[0] = 'c';
+ unlink(name);
+ }
+
+ printf(1, "createdelete ok\n");
+}
+
+// can I unlink a file and still read it?
+void
+unlinkread()
+{
+ int fd, fd1;
+
+ printf(1, "unlinkread test\n");
+ fd = open("unlinkread", O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "create unlinkread failed\n");
+ exit();
+ }
+ write(fd, "hello", 5);
+ close(fd);
+
+ fd = open("unlinkread", O_RDWR);
+ if(fd < 0){
+ printf(1, "open unlinkread failed\n");
+ exit();
+ }
+ if(unlink("unlinkread") != 0){
+ printf(1, "unlink unlinkread failed\n");
+ exit();
+ }
+
+ fd1 = open("unlinkread", O_CREATE | O_RDWR);
+ write(fd1, "yyy", 3);
+ close(fd1);
+
+ if(read(fd, buf, sizeof(buf)) != 5){
+ printf(1, "unlinkread read failed");
+ exit();
+ }
+ if(buf[0] != 'h'){
+ printf(1, "unlinkread wrong data\n");
+ exit();
+ }
+ if(write(fd, buf, 10) != 10){
+ printf(1, "unlinkread write failed\n");
+ exit();
+ }
+ close(fd);
+ unlink("unlinkread");
+ printf(1, "unlinkread ok\n");
+}
+
+void
+linktest()
+{
+ int fd;
+
+ printf(1, "linktest\n");
+
+ unlink("lf1");
+ unlink("lf2");
+
+ fd = open("lf1", O_CREATE|O_RDWR);
+ if(fd < 0){
+ printf(1, "create lf1 failed\n");
+ exit();
+ }
+ if(write(fd, "hello", 5) != 5){
+ printf(1, "write lf1 failed\n");
+ exit();
+ }
+ close(fd);
+
+ if(link("lf1", "lf2") < 0){
+ printf(1, "link lf1 lf2 failed\n");
+ exit();
+ }
+ unlink("lf1");
+
+ if(open("lf1", 0) >= 0){
+ printf(1, "unlinked lf1 but it is still there!\n");
+ exit();
+ }
+
+ fd = open("lf2", 0);
+ if(fd < 0){
+ printf(1, "open lf2 failed\n");
+ exit();
+ }
+ if(read(fd, buf, sizeof(buf)) != 5){
+ printf(1, "read lf2 failed\n");
+ exit();
+ }
+ close(fd);
+
+ if(link("lf2", "lf2") >= 0){
+ printf(1, "link lf2 lf2 succeeded! oops\n");
+ exit();
+ }
+
+ unlink("lf2");
+ if(link("lf2", "lf1") >= 0){
+ printf(1, "link non-existant succeeded! oops\n");
+ exit();
+ }
+
+ if(link(".", "lf1") >= 0){
+ printf(1, "link . lf1 succeeded! oops\n");
+ exit();
+ }
+
+ printf(1, "linktest ok\n");
+}
+
+// test concurrent create of the same file
+void
+concreate()
+{
+ char file[3];
+ int i, pid, n, fd;
+ char fa[40];
+ struct {
+ unsigned short inum;
+ char name[14];
+ } de;
+
+ printf(1, "concreate test\n");
+ file[0] = 'C';
+ file[2] = '\0';
+ for(i = 0; i < 40; i++){
+ file[1] = '0' + i;
+ unlink(file);
+ pid = fork();
+ if(pid && (i % 3) == 1){
+ link("C0", file);
+ } else if(pid == 0 && (i % 5) == 1){
+ link("C0", file);
+ } else {
+ fd = open(file, O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "concreate create %s failed\n", file);
+ exit();
+ }
+ close(fd);
+ }
+ if(pid == 0)
+ exit();
+ else
+ wait();
+ }
+
+ memset(fa, 0, sizeof(fa));
+ fd = open(".", 0);
+ n = 0;
+ while(read(fd, &de, sizeof(de)) > 0){
+ if(de.inum == 0)
+ continue;
+ if(de.name[0] == 'C' && de.name[2] == '\0'){
+ i = de.name[1] - '0';
+ if(i < 0 || i >= sizeof(fa)){
+ printf(1, "concreate weird file %s\n", de.name);
+ exit();
+ }
+ if(fa[i]){
+ printf(1, "concreate duplicate file %s\n", de.name);
+ exit();
+ }
+ fa[i] = 1;
+ n++;
+ }
+ }
+ close(fd);
+
+ if(n != 40){
+ printf(1, "concreate not enough files in directory listing\n");
+ exit();
+ }
+
+ for(i = 0; i < 40; i++){
+ file[1] = '0' + i;
+ unlink(file);
+ }
+
+ printf(1, "concreate ok\n");
+}
+
+// directory that uses indirect blocks
+void
+bigdir()
+{
+ int i, fd;
+ char name[10];
+
+ printf(1, "bigdir test\n");
+ unlink("bd");
+
+ fd = open("bd", O_CREATE);
+ if(fd < 0){
+ printf(1, "bigdir create failed\n");
+ exit();
+ }
+ close(fd);
+
+ for(i = 0; i < 500; i++){
+ name[0] = 'x';
+ name[1] = '0' + (i / 64);
+ name[2] = '0' + (i % 64);
+ name[3] = '\0';
+ if(link("bd", name) != 0){
+ printf(1, "bigdir link failed\n");
+ exit();
+ }
+ }
+
+ unlink("bd");
+ for(i = 0; i < 500; i++){
+ name[0] = 'x';
+ name[1] = '0' + (i / 64);
+ name[2] = '0' + (i % 64);
+ name[3] = '\0';
+ if(unlink(name) != 0){
+ printf(1, "bigdir unlink failed");
+ exit();
+ }
+ }
+
+ printf(1, "bigdir ok\n");
+}
+
+void
+subdir()
+{
+ int fd, cc;
+
+ printf(1, "subdir test\n");
+
+ unlink("ff");
+ if(mkdir("dd") != 0){
+ printf(1, "subdir mkdir dd failed\n");
+ exit();
+ }
+
+ fd = open("dd/ff", O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "create dd/ff failed\n");
+ exit();
+ }
+ write(fd, "ff", 2);
+ close(fd);
+
+ if(mkdir("/dd/dd") != 0){
+ printf(1, "subdir mkdir dd/dd failed\n");
+ exit();
+ }
+
+ fd = open("dd/dd/ff", O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "create dd/dd/ff failed\n");
+ exit();
+ }
+ write(fd, "FF", 2);
+ close(fd);
+
+ fd = open("dd/dd/../ff", 0);
+ if(fd < 0){
+ printf(1, "open dd/dd/../ff failed\n");
+ exit();
+ }
+ cc = read(fd, buf, sizeof(buf));
+ if(cc != 2 || buf[0] != 'f'){
+ printf(1, "dd/dd/../ff wrong content\n");
+ exit();
+ }
+ close(fd);
+
+ if(link("dd/dd/ff", "dd/dd/ffff") != 0){
+ printf(1, "link dd/dd/ff dd/dd/ffff failed\n");
+ exit();
+ }
+
+ if(unlink("dd/dd/ff") != 0){
+ printf(1, "unlink dd/dd/ff failed\n");
+ exit();
+ }
+
+ if(chdir("dd") != 0){
+ printf(1, "chdir dd failed\n");
+ exit();
+ }
+ if(chdir("dd/../../dd") != 0){
+ printf(1, "chdir dd/../../dd failed\n");
+ exit();
+ }
+ if(chdir("./..") != 0){
+ printf(1, "chdir ./.. failed\n");
+ exit();
+ }
+
+ fd = open("dd/dd/ffff", 0);
+ if(fd < 0){
+ printf(1, "open dd/dd/ffff failed\n");
+ exit();
+ }
+ if(read(fd, buf, sizeof(buf)) != 2){
+ printf(1, "read dd/dd/ffff wrong len\n");
+ exit();
+ }
+ close(fd);
+
+ if(open("dd/dd/ff", 0) >= 0){
+ printf(1, "open dd/dd/ff succeeded!\n");
+ exit();
+ }
+
+ if(open("dd/ff/ff", O_CREATE|O_RDWR) >= 0){
+ printf(1, "create dd/ff/ff succeeded!\n");
+ exit();
+ }
+ if(open("dd/xx/ff", O_CREATE|O_RDWR) >= 0){
+ printf(1, "create dd/xx/ff succeeded!\n");
+ exit();
+ }
+ if(open("dd", O_CREATE) >= 0){
+ printf(1, "create dd succeeded!\n");
+ exit();
+ }
+ if(open("dd", O_RDWR) >= 0){
+ printf(1, "open dd rdwr succeeded!\n");
+ exit();
+ }
+ if(open("dd", O_WRONLY) >= 0){
+ printf(1, "open dd wronly succeeded!\n");
+ exit();
+ }
+ if(link("dd/ff/ff", "dd/dd/xx") == 0){
+ printf(1, "link dd/ff/ff dd/dd/xx succeeded!\n");
+ exit();
+ }
+ if(link("dd/xx/ff", "dd/dd/xx") == 0){
+ printf(1, "link dd/xx/ff dd/dd/xx succeeded!\n");
+ exit();
+ }
+ if(link("dd/ff", "dd/dd/ffff") == 0){
+ printf(1, "link dd/ff dd/dd/ffff succeeded!\n");
+ exit();
+ }
+ if(mkdir("dd/ff/ff") == 0){
+ printf(1, "mkdir dd/ff/ff succeeded!\n");
+ exit();
+ }
+ if(mkdir("dd/xx/ff") == 0){
+ printf(1, "mkdir dd/xx/ff succeeded!\n");
+ exit();
+ }
+ if(mkdir("dd/dd/ffff") == 0){
+ printf(1, "mkdir dd/dd/ffff succeeded!\n");
+ exit();
+ }
+ if(unlink("dd/xx/ff") == 0){
+ printf(1, "unlink dd/xx/ff succeeded!\n");
+ exit();
+ }
+ if(unlink("dd/ff/ff") == 0){
+ printf(1, "unlink dd/ff/ff succeeded!\n");
+ exit();
+ }
+ if(chdir("dd/ff") == 0){
+ printf(1, "chdir dd/ff succeeded!\n");
+ exit();
+ }
+ if(chdir("dd/xx") == 0){
+ printf(1, "chdir dd/xx succeeded!\n");
+ exit();
+ }
+
+ if(unlink("dd/dd/ffff") != 0){
+ printf(1, "unlink dd/dd/ff failed\n");
+ exit();
+ }
+ if(unlink("dd/ff") != 0){
+ printf(1, "unlink dd/ff failed\n");
+ exit();
+ }
+
+ // unlink dd/dd
+ // unlink dd
+
+ printf(1, "subdir ok\n");
+}
+
+void
+bigfile()
+{
+ int fd, i, total, cc;
+
+ printf(1, "bigfile test\n");
+
+ unlink("bigfile");
+ fd = open("bigfile", O_CREATE | O_RDWR);
+ if(fd < 0){
+ printf(1, "cannot create bigfile");
+ exit();
+ }
+ for(i = 0; i < 20; i++){
+ memset(buf, i, 600);
+ if(write(fd, buf, 600) != 600){
+ printf(1, "write bigfile failed\n");
+ exit();
+ }
+ }
+ close(fd);
+
+ fd = open("bigfile", 0);
+ if(fd < 0){
+ printf(1, "cannot open bigfile\n");
+ exit();
+ }
+ total = 0;
+ for(i = 0; ; i++){
+ cc = read(fd, buf, 300);
+ if(cc < 0){
+ printf(1, "read bigfile failed\n");
+ exit();
+ }
+ if(cc == 0)
+ break;
+ if(cc != 300){
+ printf(1, "short read bigfile\n");
+ exit();
+ }
+ if(buf[0] != i/2 || buf[299] != i/2){
+ printf(1, "read bigfile wrong data\n");
+ exit();
+ }
+ total += cc;
+ }
+ close(fd);
+ if(total != 20*600){
+ printf(1, "read bigfile wrong total\n");
+ exit();
+ }
+ unlink("bigfile");
+
+ printf(1, "bigfile test ok\n");
+}
+
+void
+fourteen()
+{
+ int fd;
+
+ printf(1, "fourteen test\n");
+
+ if(mkdir("12345678901234") != 0){
+ printf(1, "mkdir 12345678901234 failed\n");
+ exit();
+ }
+ if(mkdir("12345678901234/123456789012345") != 0){
+ printf(1, "mkdir 12345678901234/123456789012345 failed\n");
+ exit();
+ }
+ fd = open("123456789012345/123456789012345/123456789012345", O_CREATE);
+ if(fd < 0){
+ printf(1, "create 123456789012345/123456789012345/123456789012345 failed\n");
+ exit();
+ }
+ close(fd);
+ fd = open("12345678901234/12345678901234/12345678901234", 0);
+ if(fd < 0){
+ printf(1, "open 12345678901234/12345678901234/12345678901234 failed\n");
+ exit();
+ }
+ close(fd);
+
+ if(mkdir("12345678901234/12345678901234") == 0){
+ printf(1, "mkdir 12345678901234/12345678901234 succeeded!\n");
+ exit();
+ }
+ if(mkdir("123456789012345/12345678901234") == 0){
+ printf(1, "mkdir 12345678901234/123456789012345 succeeded!\n");
+ exit();
+ }
+
+ printf(1, "fourteen ok\n");
+}
+
int
main(int argc, char *argv[])
{
- puts("usertests starting\n");
+ printf(1, "usertests starting\n");
+
+ opentest();
+ writetest();
+ writetest1();
+ createtest();
mem();
pipe1();
preempt();
exitwait();
- puts("usertests finished\n");
+ fourteen();
+ bigfile();
+ subdir();
+ bigdir(); // slow
+ concreate();
+ linktest();
+ unlinkread();
+ createdelete();
+ twofiles();
+ sharedfd();
+
+ exectest();
+
exit();
}