libui/test/controls.c

114 lines
2.9 KiB
C

// 8 june 2019
#include "test.h"
struct counts {
unsigned long countInit;
unsigned long countFree;
unsigned long countEventOnFree;
};
static void checkCountsFull(testingT *t, const char *file, long line, const struct counts *got, const struct counts *want)
{
#define check(method) \
if (got->count ## method != want->count ## method) \
testingTErrorfFull(t, file, line, "wrong number of calls to " #method "():" diff("%lu"), \
got->count ## method, want->count ## method)
check(Init);
check(Free);
#undef check
#define check(event) \
if (got->countEvent ## event != want->countEvent ## event) \
testingTErrorfFull(t, file, line, "wrong number of fires of uiControl" #event "():" diff("%lu"), \
got->countEvent ## event, want->countEvent ## event)
check(OnFree);
#undef check
}
#define checkCounts(t, got, want) checkCountsFull(t, __FILE__, __LINE__, got, want)
struct testImplData {
struct counts *counts;
};
static struct counts failInit;
void *testControlFailInit = &failInit;
// TODO document that impl data is zero-initialized before this is called
// TODO we'll also have to eventually deal with the fact that NULL is not required to be 0... or at least confirm that
static bool testVtableInit(uiControl *c, void *implData, void *initData)
{
struct testImplData *d = (struct testImplData *) implData;
struct counts *counts = (struct counts *) initData;
if (initData == testControlFailInit)
return false;
if (initData == NULL)
return true;
if (d->counts == NULL)
d->counts = counts;
d->counts->countInit++;
return true;
}
static void testVtableFree(uiControl *c, void *implData)
{
struct testImplData *d = (struct testImplData *) implData;
if (d->counts != NULL)
d->counts->countFree++;
}
static const uiControlVtable vtable = {
.Size = sizeof (uiControlVtable),
.Init = testVtableInit,
.Free = testVtableFree,
};
const uiControlVtable *testVtable(void)
{
return &vtable;
}
size_t testImplDataSize(void)
{
return sizeof (struct testImplData);
}
// TODO explicitly make/document 0 as always invalid
uint32_t testControlType = 0;
uint32_t testControlType2 = 0;
static void eventFreeHandler(void *sender, void *args, void *data)
{
struct counts *counts = (struct counts *) data;
counts->countEventOnFree++;
}
testingTest(ControlMethodsCalled)
{
uiControl *c;
struct counts counts;
struct counts want;
int handler;
testingTLogf(t, "*** uiNewControl()");
memset(&counts, 0, sizeof (struct counts));
c = uiNewControl(testControlType, &counts);
memset(&want, 0, sizeof (struct counts));
want.countInit = 1;
checkCounts(t, &counts, &want);
testingTLogf(t, "*** uiControlFree()");
memset(&counts, 0, sizeof (struct counts));
handler = uiEventAddHandler(uiControlOnFree(), eventFreeHandler, c, &counts);
uiControlFree(c);
uiEventDeleteHandler(uiControlOnFree(), handler);
memset(&want, 0, sizeof (struct counts));
want.countFree = 1;
want.countEventOnFree = 1;
checkCounts(t, &counts, &want);
}