Function test_CircularBuffer_Circularity

tests/unit/test_circular_buffer.c:79–118

}

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

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

	// try to overflow buffer
	TEST_ASSERT(CircularBuffer_Add(buff, &n) == 0);

	// removing an item should make space in the buffer
	TEST_ASSERT(CircularBuffer_Read(buff, &n) != NULL);
	TEST_ASSERT(CircularBuffer_Add(buff, &n) == 1);

	//--------------------------------------------------------------------------
	// clear buffer
	//--------------------------------------------------------------------------

	while(CircularBuffer_Empty(buff) == false) {
		CircularBuffer_Read(buff, &n);
	}

	// add/remove elements cycling through the buffer multiple times
	for(int i = 0; i < cap * 4; i++) {
		TEST_ASSERT(CircularBuffer_Add(buff, &i) == 1);
		TEST_ASSERT(CircularBuffer_Read(buff, &n) != NULL);
		TEST_ASSERT(n == i);
	}
	TEST_ASSERT(CircularBuffer_Empty(buff) == true);

	// clean up
	CircularBuffer_Free(buff);
}

void test_CircularBuffer_free(void) {
	//--------------------------------------------------------------------------