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Partially implemented this unit test.

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This commit is contained in:
Sears Russell 2007-11-01 19:46:20 +00:00
parent 2c25c3a393
commit 4daffabdf3
1 changed files with 54 additions and 4 deletions
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58
test/stasis/check_allocationPolicy.c
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@ -50,6 +50,7 @@ terms specified in this license.
#include "../check_includes.h"
#include <stasis/allocationPolicy.h>
#include <stasis/common.h>
#include <sys/time.h>
#include <time.h>
@ -156,24 +157,73 @@ START_TEST(allocationPolicy_smokeTest)
#define AVAILABLE_PAGE_COUNT_B 10
#define FREE_MUL 100
#define XACT_COUNT 1000
static const int MAX_DESIRED_FREESPACE =
(AVAILABLE_PAGE_COUNT_A + AVAILABLE_PAGE_COUNT_B) * FREE_MUL;
#define PHASE_ONE_COUNT 10000
#define PHASE_TWO_COUNT 50000
#define PHASE_ONE_COUNT 100000
#define PHASE_TWO_COUNT 500000
static int nextxid = 0;
int activexidcount = 0;
static void takeRandomAction(allocationPolicy * ap, int * xids,
availablePage ** pages1, availablePage ** pages2) {
switch(myrandom(6)) {
case 0 : { // find page
int thexid = myrandom(XACT_COUNT);
if(xids[thexid] == -1) {
xids[thexid] = nextxid;
nextxid++;
activexidcount++;
DEBUG("xid begins\n");
}
int thefreespace = myrandom(MAX_DESIRED_FREESPACE);
availablePage * p =
allocationPolicyFindPage(ap, xids[thexid], thefreespace);
if(p) {
DEBUG("alloc succeeds\n");
// xxx validate returned value...
} else {
DEBUG("alloc fails\n");
}
} break;
case 1 : { // xact completed
if(!activexidcount) { break; }
int thexid;
while(xids[thexid = myrandom(XACT_COUNT)] == -1) { }
allocationPolicyTransactionCompleted(ap, xids[thexid]);
xids[thexid] = -1;
activexidcount--;
DEBUG("complete");
} break;
case 2 : { // update freespace unlocked
int thespacediff = myrandom(MAX_DESIRED_FREESPACE/2) - (MAX_DESIRED_FREESPACE/2);
int thexid;
if(!activexidcount) { break; }
while(xids[thexid = myrandom(XACT_COUNT)] == -1) { }
int minfreespace;
if(thespacediff < 0) {
minfreespace = 0-thespacediff;
} else {
minfreespace = 0;
}
availablePage * p = allocationPolicyFindPage(ap, xids[thexid],
minfreespace);
if(p && p->lockCount == 0) {
int thenewfreespace = p->freespace+thespacediff;
allocationPolicyUpdateFreespaceUnlockedPage(ap, p, thenewfreespace);
printf("updated freespace unlocked");
}
} break;
case 3 : { // update freespace locked
} break;
case 4 : { // lock page
} break;
case 5 : { // alloced from page
int thexid;
if(!activexidcount) { break; }
while(xids[thexid = myrandom(XACT_COUNT)] == -1) { }
pageid_t thepage=myrandom(AVAILABLE_PAGE_COUNT_A + pages2?AVAILABLE_PAGE_COUNT_B:0);
allocationPolicyAllocedFromPage(ap,thexid,thepage);
} break;
}
@ -226,7 +276,7 @@ START_TEST(allocationPolicy_randomTest) {
allocationPolicyAddPages(ap, pages2);
for(int k = 0; k < PHASE_ONE_COUNT; k++) {
for(int k = 0; k < PHASE_TWO_COUNT; k++) {
takeRandomAction(ap, xids, pages1, pages2);
}