Function test_CircularBufferPopulation

tests/unit/test_circular_buffer.c:34–77

}

void test_CircularBufferPopulation(void) {
	int n;
	int cap = 16;
	CircularBuffer buff = CircularBuffer_New(sizeof(int), cap);

	// remove item from an empty buffer should report failure
	TEST_ASSERT(CircularBuffer_Read(buff, &n) == NULL);

	//--------------------------------------------------------------------------
	// fill buffer
	//--------------------------------------------------------------------------
	for(int i = 0; i < cap; i++) {
		// make sure item was added
		TEST_ASSERT(CircularBuffer_Add(buff, &i) == 1);
		// validate buffer's item count
		TEST_ASSERT(CircularBuffer_ItemCount(buff) == i+1);
	}
	TEST_ASSERT(CircularBuffer_Full(buff) == true);

	// forcefully try to overflow buffer
	for(int i = 0; i < 10; i++) {
		TEST_ASSERT(CircularBuffer_Add(buff, &n) == 0);
	}

	//--------------------------------------------------------------------------
	// empty buffer
	//--------------------------------------------------------------------------
	for(int i = 0; i < cap; i++) {
		// get item from buffer
		TEST_ASSERT(CircularBuffer_Read(buff, &n) != NULL);

		// validate item's value
		TEST_ASSERT(n == i);
	}
	TEST_ASSERT(CircularBuffer_Empty(buff) == true);

	// forcefully try to read an item from an empty buffer
	for(int i = 0; i < 10; i++) {
		TEST_ASSERT(CircularBuffer_Read(buff, &n) == NULL);
	}

	// clean up
	CircularBuffer_Free(buff);
}

void test_CircularBuffer_Circularity(void) {
	int n;