diff options
Diffstat (limited to 'src/mongo/bson/util/simple8b_test.cpp')
| -rw-r--r-- | src/mongo/bson/util/simple8b_test.cpp | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/src/mongo/bson/util/simple8b_test.cpp b/src/mongo/bson/util/simple8b_test.cpp index df8c849f73b..6ef1866f855 100644 --- a/src/mongo/bson/util/simple8b_test.cpp +++ b/src/mongo/bson/util/simple8b_test.cpp @@ -1407,37 +1407,3 @@ TEST(Simple8b, ValueTooLargeBitCountUsedForExtendedSelectors) { }); ASSERT_FALSE(builder.append(value)); } - -TEST(Simple8b, ResetRLEAfterLargeValue) { - uint8_t kRleMultiplier = 120; - uint8_t kBaseSelectorMask = 0x000000000000000F; - uint8_t kRleSelector = 15; - // Large value that can be only be stored in the extended selectors that encodes a bit shift - uint64_t large = 0xC000000000000000; - - BufBuilder buf; - Simple8bBuilder<uint64_t> b([&buf](uint64_t simple8bBlock) { - buf.appendNum(simple8bBlock); - return true; - }); - - // Write as many of these large values we need to ensure a non-RLE block is written followed by - // an RLE block. - for (int i = 0; i < kRleMultiplier + 7; ++i) { - ASSERT_TRUE(b.append(large)); - } - - // Add a large value that can only fit in the base selector which can encode up to 60 meaningful - // bits. When terminating RLE we should completely reset to allow this value to be appended. - ASSERT_TRUE(b.append(0x07FFFFFFFFFFFFFF)); - - b.flush(); - auto size = buf.len(); - auto data = buf.release(); - - // The second block should be an RLE block - ASSERT_GT(size, 16); - uint64_t secondBlock = - ConstDataView(data.get() + sizeof(uint64_t)).read<LittleEndian<uint64_t>>(); - ASSERT_TRUE((secondBlock & kBaseSelectorMask) == kRleSelector); -} |
