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Added test to check filling up and emptying queue.

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This commit is contained in:
Martin Budden 2016-02-06 08:07:21 +00:00 • committed by borisbstyle
parent 3fa0163713
commit cd3b584879
2 changed files with 45 additions and 11 deletions
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36
src/test/unit/scheduler_unittest.cc
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@ -77,8 +77,8 @@ extern "C" {
extern void queueClear(void);
extern int queueSize();
extern bool queueContains(cfTask_t *task);
extern void queueAdd(cfTask_t *task);
extern void queueRemove(cfTask_t *task);
extern bool queueAdd(cfTask_t *task);
extern bool queueRemove(cfTask_t *task);
extern cfTask_t *queueFirst(void);
extern cfTask_t *queueNext(void);
}
@ -171,6 +171,38 @@ TEST(SchedulerUnittest, TestQueue)
EXPECT_EQ(deadBeefPtr, taskQueueArray[TASK_COUNT + 1]);
}
TEST(SchedulerUnittest, TestQueueAddAndRemove)
{
queueClear();
taskQueueArray[TASK_COUNT + 1] = deadBeefPtr;
// fill up the queue
for (int taskId = 0; taskId < TASK_COUNT; ++taskId) {
const bool added = queueAdd(&cfTasks[taskId]);
EXPECT_EQ(true, added);
EXPECT_EQ(taskId + 1, queueSize());
EXPECT_EQ(deadBeefPtr, taskQueueArray[TASK_COUNT + 1]);
}
// double check end of queue
EXPECT_EQ(TASK_COUNT, queueSize());
EXPECT_NE(static_cast<cfTask_t*>(0), taskQueueArray[TASK_COUNT - 1]); // last item was indeed added to queue
EXPECT_EQ(NULL, taskQueueArray[TASK_COUNT]); // null pointer at end of queue is preserved
EXPECT_EQ(deadBeefPtr, taskQueueArray[TASK_COUNT + 1]); // there hasn't been an out by one error
// and empty it again
for (int taskId = 0; taskId < TASK_COUNT; ++taskId) {
const bool removed = queueRemove(&cfTasks[taskId]);
EXPECT_EQ(true, removed);
EXPECT_EQ(TASK_COUNT - taskId - 1, queueSize());
EXPECT_EQ(NULL, taskQueueArray[TASK_COUNT - taskId]);
EXPECT_EQ(deadBeefPtr, taskQueueArray[TASK_COUNT + 1]);
}
// double check size and end of queue
EXPECT_EQ(0, queueSize()); // queue is indeed empty
EXPECT_EQ(NULL, taskQueueArray[0]); // there is a null pointer at the end of the queueu
EXPECT_EQ(deadBeefPtr, taskQueueArray[TASK_COUNT + 1]); // no accidental overwrites past end of queue
}
TEST(SchedulerUnittest, TestQueueArray)
{
// test there are no "out by one" errors or buffer overruns when items are added and removed