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#include "Test.h"
#include "SkDeque.h"
static void assert_count(skiatest::Reporter* reporter, const SkDeque& deq, int count) {
if (0 == count) {
REPORTER_ASSERT(reporter, deq.empty());
REPORTER_ASSERT(reporter, 0 == deq.count());
REPORTER_ASSERT(reporter, sizeof(int) == deq.elemSize());
REPORTER_ASSERT(reporter, NULL == deq.front());
REPORTER_ASSERT(reporter, NULL == deq.back());
} else {
REPORTER_ASSERT(reporter, !deq.empty());
REPORTER_ASSERT(reporter, count == deq.count());
REPORTER_ASSERT(reporter, sizeof(int) == deq.elemSize());
REPORTER_ASSERT(reporter, NULL != deq.front());
REPORTER_ASSERT(reporter, NULL != deq.back());
if (1 == count) {
REPORTER_ASSERT(reporter, deq.back() == deq.front());
} else {
REPORTER_ASSERT(reporter, deq.back() != deq.front());
}
}
}
static void assert_f2biter(skiatest::Reporter* reporter, const SkDeque& deq,
int max, int min) {
SkDeque::F2BIter iter(deq);
void* ptr;
int value = max;
while ((ptr = iter.next()) != NULL) {
REPORTER_ASSERT(reporter, value == *(int*)ptr);
value -= 1;
}
REPORTER_ASSERT(reporter, value+1 == min);
}
static void TestDeque(skiatest::Reporter* reporter) {
SkDeque deq(sizeof(int));
int i;
assert_count(reporter, deq, 0);
for (i = 1; i <= 10; i++) {
*(int*)deq.push_front() = i;
}
assert_count(reporter, deq, 10);
assert_f2biter(reporter, deq, 10, 1);
for (i = 0; i < 5; i++) {
deq.pop_front();
}
assert_count(reporter, deq, 5);
assert_f2biter(reporter, deq, 5, 1);
for (i = 0; i < 5; i++) {
deq.pop_front();
}
assert_count(reporter, deq, 0);
}
#include "TestClassDef.h"
DEFINE_TESTCLASS("Deque", TestDequeClass, TestDeque)
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