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Diffstat (limited to 'src/base/circular_queue.test.cc')
| -rw-r--r-- | src/base/circular_queue.test.cc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/base/circular_queue.test.cc b/src/base/circular_queue.test.cc index db59c3049..cce6cb0b6 100644 --- a/src/base/circular_queue.test.cc +++ b/src/base/circular_queue.test.cc @@ -212,6 +212,7 @@ TEST(CircularQueueTest, IteratorsOp) ASSERT_EQ(it_1 + 1, it_2); ASSERT_EQ(it_1, it_2 - 1); ASSERT_EQ(it_2 - it_1, 1); + ASSERT_EQ(it_1 - it_2, -1); auto temp_it = it_1; ASSERT_EQ(++temp_it, it_2); @@ -241,3 +242,27 @@ TEST(CircularQueueTest, FullLoop) ASSERT_EQ(starting_it._idx, ending_it._idx); ASSERT_TRUE(starting_it != ending_it); } + +/** + * Testing correct behaviour when rounding multiple times: + * - Round indexes in sync + * - Difference between begin() and end() iterator is still + * equal to the CircularQueue size. + */ +TEST(CircularQueueTest, MultipleRound) +{ + const auto cq_size = 8; + CircularQueue<uint32_t> cq(cq_size); + + // Filling the queue making it round multiple times + auto items_added = cq_size * 3; + for (auto idx = 0; idx < items_added; idx++) { + cq.push_back(0); + } + + auto starting_it = cq.begin(); + auto ending_it = cq.end(); + + ASSERT_EQ(starting_it._round + 1, ending_it._round); + ASSERT_EQ(ending_it - starting_it, cq_size); +} |