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Code Issues Releases Activity

Add pgLsnFromWalSegment().

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Provides the reverse operation for pgLsnToWalSegment().
This commit is contained in:
David Steele
2020-07-08 12:25:39 -04:00
parent a27ff7c335
commit dd9e14b628
4 changed files with 35 additions and 2 deletions
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9
test/src/module/postgres/interfaceTest.c
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@ -105,7 +105,7 @@ testRun(void)
}
// *****************************************************************************************************************************
if (testBegin("pgLsnFromStr(), pgLsnToStr(), pgLsnToWalSegment(), and pgLsnRangeToWalSegmentList()"))
if (testBegin("pgLsnFromStr(), pgLsnToStr(), pgLsnToWalSegment(), pgLsnFromWalSegment(), and pgLsnRangeToWalSegmentList()"))
{
TEST_RESULT_UINT(pgLsnFromStr(STRDEF("1/1")), 0x0000000100000001, "lsn to string");
TEST_RESULT_UINT(pgLsnFromStr(STRDEF("ffffffff/ffffffff")), 0xFFFFFFFFFFFFFFFF, "lsn to string");
@ -119,6 +119,13 @@ testRun(void)
TEST_RESULT_STR_Z(pgLsnToWalSegment(1, 0xFFFFFFFFAAAAAAAA, 0x40000000), "00000001FFFFFFFF00000002", "lsn to wal segment");
TEST_RESULT_STR_Z(pgLsnToWalSegment(1, 0xFFFFFFFF40000000, 0x40000000), "00000001FFFFFFFF00000001", "lsn to wal segment");
TEST_RESULT_UINT(
pgLsnFromWalSegment(STRDEF("00000001FFFFFFFF000000AA"), 0x1000000), 0xFFFFFFFFAA000000, "16M wal segment to lsn");
TEST_RESULT_UINT(
pgLsnFromWalSegment(STRDEF("00000001FFFFFFFF00000002"), 0x40000000), 0xFFFFFFFF80000000, "1G wal segment to lsn");
TEST_RESULT_UINT(
pgLsnFromWalSegment(STRDEF("00000001FFFFFFFF00000001"), 0x40000000), 0xFFFFFFFF40000000, "1G wal segment to lsn");
TEST_RESULT_STR_Z(
strLstJoin(
pgLsnRangeToWalSegmentList(