@@ -28,12 +28,14 @@ typedef enum test_action {

 char *test1(test_action action);

 char *socklib_connect(test_action action);

 char *socklib_sselect(test_action action);

+char *sbuf_memory(test_action action);

 struct {

         char *(*test)(/* test_action action */);

 } tests[]={{test1},

            {socklib_connect},

            {socklib_sselect},

+           {sbuf_memory},

           };

 int

@@ -273,3 +275,69 @@ socklib_sselect(test_action action)

         return(STRING_OK);

 }

+char *

+sbuf_memory(test_action action)

+{

+        int bufsize=2048;

+        const unsigned char data[]={0,2,4,1,2,4,1,76,91,147,135,253,121,56,5,9};

+        unsigned char moredata[16];

+        unsigned char *ptr;

+        const char *line,lines[]={"one\nand two\nthree"};

+        int i;

+        sbuf *buf;

+        if(action==test_name)

+                return("sbuf_memory");

+        else if(action==test_description)

+                return("memory operations with sbuf");

+        if((buf=sbuf_init(bufsize))==NULL)

+                return(STRING_FAIL ": couldn't alloc new sbuf");

+        if(sbuf_add(buf,(char *)data,sizeof(data))!=sizeof(data)) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": couldn't push data");

+        }

+        for(i=0;i<sizeof(moredata);i++)

+                moredata[i]=i;

+        if(sbuf_add(buf,(char *)moredata,sizeof(moredata))!=sizeof(moredata)) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": (2) couldn't push data");

+        }

+        if(sbuf_count(buf)!=(sizeof(data)+sizeof(moredata))) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": bad count");

+        }

+        for(i=0;i<sizeof(data);i++) {

+                if((ptr=(unsigned char *)sbuf_getbytes(buf,1))==NULL || *ptr!=data[i]) {

+                        sbuf_free(buf),buf=NULL;

+                        return(STRING_FAIL ": bad retrieval");

+                }

+        }

+        sbuf_discard(buf);

+        if((ptr=(unsigned char *)sbuf_getbytes(buf,sizeof(moredata)))==NULL || memcmp(ptr,moredata,sizeof(moredata))!=0) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": (2) bad retrieval");

+        }

+        if(sbuf_getbytes(buf,1)!=NULL) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": (3) bad retrieval");

+        }

+        sbuf_discard(buf);

+        if(sbuf_addstr(buf,lines)!=(sizeof(lines)-1)) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": (3) couldn't push data");

+        }

+        if((line=sbuf_getline(buf))==NULL || strcmp(line,"one")!=0) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": bad line retrieval");

+        }

+        if((line=sbuf_getline(buf))==NULL || strcmp(line,"and two")!=0) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": (2) bad line retrieval");

+        }

+        if(sbuf_getline(buf)!=NULL) {

+                sbuf_free(buf),buf=NULL;

+                return(STRING_FAIL ": (3) bad line retrieval");

+        }

+        sbuf_free(buf),buf=NULL;

+        return(STRING_OK);

+}

+