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Diffstat (limited to 'vdslib/src/tests/bucketdistribution/bucketdistributiontest.cpp')
-rw-r--r-- | vdslib/src/tests/bucketdistribution/bucketdistributiontest.cpp | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/vdslib/src/tests/bucketdistribution/bucketdistributiontest.cpp b/vdslib/src/tests/bucketdistribution/bucketdistributiontest.cpp deleted file mode 100644 index 7f2b012680c..00000000000 --- a/vdslib/src/tests/bucketdistribution/bucketdistributiontest.cpp +++ /dev/null @@ -1,92 +0,0 @@ -// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. - -#include <vespa/vdslib/bucketdistribution.h> -#include <gtest/gtest.h> - -using namespace vdslib; - -void -assertDistribution(uint32_t numColumns, uint32_t numBucketBits, const uint32_t expected[]) -{ - BucketDistribution bd(numColumns, numBucketBits); - EXPECT_EQ(numColumns, bd.getNumColumns()); - EXPECT_EQ((uint32_t)(1 << numBucketBits), bd.getNumBuckets()); - for (uint32_t i = 0; i < bd.getNumBuckets(); ++i) { - EXPECT_EQ(expected[i], bd.getColumn(document::BucketId(16, i))); - } -} - -TEST(BucketDistributionTest, testDistribution) -{ - const uint32_t expected4[] = { - 10, 11, 9, 6, 4, 8, 14, 1, 13, 2, 12, 3, 5, 7, 15, 0 }; - assertDistribution(16, 4, expected4); - - const uint32_t expected5[] = { - 11, 12, 11, 13, 8, 13, 8, 9, 4, 5, 6, 12, 10, 15, 1, 1, 7, 9, 14, 2, 2, 14, 3, 3, 4, 5, 6, 7, 10, 15, 0, 0 }; - assertDistribution(16, 5, expected5); - - const uint32_t expected6[] = { - 13, 13, 13, 13, 9, 11, 8, 9, 11, 14, 9, 11, 14, 14, 8, 10, 11, 14, 4, 5, 5, 6, 6, 7, 8, 10, 12, 15, 1, 1, 1, 1, - 6, 7, 8, 10, 12, 15, 2, 2, 2, 2, 12, 15, 3, 3, 3, 3, 4, 4, 4, 5, 5, 6, 7, 7, 9, 10, 12, 15, 0, 0, 0, 0 }; - assertDistribution(16, 6, expected6); - - const uint32_t expected7[] = { - 14, 14, 14, 13, 11, 14, 14, 10, 13, 14, 10, 12, 8, 8, 9, 10, 9, 10, 11, 12, 13, 15, 11, 12, 13, 13, 15, 8, 8, 9, 10, 11, - 11, 12, 13, 15, 4, 4, 5, 5, 5, 5, 15, 6, 6, 7, 7, 7, 8, 9, 9, 10, 11, 12, 14, 15, 1, 1, 1, 1, 1, 1, 1, 1, - 6, 6, 6, 7, 7, 8, 8, 9, 10, 11, 12, 13, 15, 2, 2, 2, 2, 2, 2, 2, 2, 12, 13, 15, 3, 3, 3, 3, 3, 3, 3, 3, - 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 9, 9, 10, 11, 12, 14, 15, 0, 0, 0, 0, 0, 0, 0, 0 }; - assertDistribution(16, 7, expected7); - - const uint32_t expected8[] = { - 15, 14, 15, 15, 12, 14, 15, 12, 12, 11, 12, 13, 14, 13, 13, 13, 14, 15, 15, 9, 14, 9, 15, 10, 11, 11, 12, 8, 8, 8, 8, 9, - 9, 10, 10, 10, 11, 11, 12, 13, 13, 14, 10, 11, 11, 12, 13, 13, 14, 13, 13, 14, 15, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, - 10, 10, 11, 11, 12, 13, 13, 14, 15, 4, 4, 4, 4, 15, 5, 5, 5, 5, 5, 5, 5, 15, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, - 8, 8, 8, 9, 9, 9, 10, 10, 11, 11, 12, 12, 13, 14, 14, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 11, 11, 12, 12, 13, 14, 14, 15, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 12, 12, 13, 14, 14, 15, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, - 8, 8, 8, 9, 9, 9, 10, 10, 11, 11, 12, 12, 13, 14, 15, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - assertDistribution(16, 8, expected8); - - const uint32_t expected9[] = { - 15, 15, 15, 15, 14, 14, 15, 13, 13, 13, 13, 13, 14, 14, 15, 12, 14, 15, 15, 11, 11, 12, 13, 13, 13, 14, 14, 15, 15, 10, 12, 12, - 12, 13, 13, 13, 14, 14, 15, 15, 9, 9, 9, 10, 10, 11, 11, 11, 12, 12, 12, 12, 13, 13, 14, 15, 15, 8, 8, 8, 8, 9, 9, 9, - 9, 9, 9, 10, 9, 10, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 12, 13, 13, 14, 14, 14, 10, 10, 10, 11, 11, 11, 12, 12, 12, 12, - 13, 13, 14, 14, 14, 15, 15, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, - 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 15, 15, 4, 4, 4, 4, 4, 4, 4, 15, 15, 5, 5, 5, 5, 5, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 14, 14, 14, 15, 15, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 15, 15, 15, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, - 9, 9, 10, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 15, 15, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 12, 12, 12, 13, 13, 13, 14, 14, 14, 15, 15, - 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, - 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 15, 15, 15, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - assertDistribution(16, 9, expected9); -} - -TEST(BucketDistributionTest, testNumBucketBits) -{ - BucketDistribution bd(1, 4); - for (uint32_t i = 0; i <= 0xf; ++i) { - EXPECT_EQ(0u, bd.getColumn(document::BucketId(32, (rand() << 4) & i))); - } - - bd.reset(); - bd.setNumColumns(1); - bd.setNumBucketBits(8); - for (uint32_t i = 0; i <= 0xff; ++i) { - EXPECT_EQ(0u, bd.getColumn(document::BucketId(32, (rand() << 8) & i))); - } - - bd.reset(); - bd.setNumColumns(1); - bd.setNumBucketBits(16); - for (uint32_t i = 0; i <= 0xffff; ++i) { - EXPECT_EQ(0u, bd.getColumn(document::BucketId(32, (rand() << 16) & i))); - } -} |