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https://github.com/sqlite/sqlite.git
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Enhancements to the fuzzer invariant checker to turn optimizations on and
off. FossilOrigin-Name: 67594481379824823105939fea2ce1fe280667f6db91735ac78b4b6164a78dab
This commit is contained in:
drh
14
manifest
14
manifest
@ -1,5 +1,5 @@
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C Merge\strunk\stesting\senhancements\sinto\sthe\spushdown-subquery\sbranch.
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D 2024-04-07T18:55:57.788
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C Enhancements\sto\sthe\sfuzzer\sinvariant\schecker\sto\sturn\soptimizations\son\sand\noff.
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D 2024-04-08T06:37:19.669
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F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
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F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
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F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
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@ -1246,7 +1246,7 @@ F test/fuzz3.test 9c813e6613b837cb7a277b0383cd66bfa07042b4cf0317157c35852f30043c
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F test/fuzz4.test c229bcdb45518a89e1d208a21343e061503460ac69fae1539320a89f572eb634
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F test/fuzz_common.tcl b7197de6ed1ee8250a4f82d67876f4561b42ee8cbbfc6160dcb66331bad3f830
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F test/fuzz_malloc.test f348276e732e814802e39f042b1f6da6362a610af73a528d8f76898fde6b22f2
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F test/fuzzcheck.c e6a40f53ac5624aa5b7c4f31c385f09ba088d524cecc4512fd3057caeed8f530
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F test/fuzzcheck.c dc159967609d00b0cfe619e735cbbf8482570aca85711397034b0662b6c18fc7
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F test/fuzzdata1.db 3e86d9cf5aea68ddb8e27c02d7dfdaa226347426c7eb814918e4d95475bf8517
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F test/fuzzdata2.db 128b3feeb78918d075c9b14b48610145a0dd4c8d6f1ca7c2870c7e425f5bf31f
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F test/fuzzdata3.db c6586d3e3cef0fbc18108f9bb649aa77bfc38aba
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@ -1258,7 +1258,7 @@ F test/fuzzdata8.db 4a53b6d077c6a5c23b609d8d3ac66996fa55ba3f8d02f9b6efdd0214a767
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F test/fuzzer1.test 3d4c4b7e547aba5e5511a2991e3e3d07166cfbb8
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F test/fuzzer2.test a85ef814ce071293bce1ad8dffa217cbbaad4c14
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F test/fuzzerfault.test f64c4aef4c9e9edf1d6dc0d3f1e65dcc81e67c996403c88d14f09b74807a42bc
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F test/fuzzinvariants.c d89b81c3bdad7b2837f8cce645d5b563ffa965f6d819ce33f0f6d82a71c6ca9a
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F test/fuzzinvariants.c 0729b9d8ed77ad0f8c5c7601168a707d5803087d2da030ede9057c51c809cc6c
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F test/gcfault.test 4ea410ac161e685f17b19e1f606f58514a2850e806c65b846d05f60d436c5b0d
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F test/gencol1.test e169bdfa11c7ed5e9f322a98a7db3afe9e66235750b68c923efee8e1876b46ec
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F test/genesis.tcl 1e2e2e8e5cc4058549a154ff1892fe5c9de19f98
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@ -2184,8 +2184,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
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F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
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F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
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F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
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P 27865e316f8dfbf4c20290cf1be3024d7518fec46655e34f3fc435e15346c63e 6431538f0bb3bb8606786f3c3e5c055c4bc387098dd3bdc8a94f6fda61c47f52
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R a6f74894c0cda8635456b45fc1556948
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P 287ff24b26a512ff7648679767e68244f6eef95df6a49c46ed1f2594030ed523
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R f668a18b739f9caf1d0ed3baa3bf6c8f
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U drh
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Z d0677700c03f1b93b120f5cc4adf200f
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Z 70cb6868aa0f914c12631462fc26d140
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# Remove this line to create a well-formed Fossil manifest.
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@ -1 +1 @@
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287ff24b26a512ff7648679767e68244f6eef95df6a49c46ed1f2594030ed523
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67594481379824823105939fea2ce1fe280667f6db91735ac78b4b6164a78dab
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@ -979,7 +979,8 @@ extern int fuzz_invariant(
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int iRow, /* The row number for pStmt */
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int nRow, /* Total number of output rows */
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int *pbCorrupt, /* IN/OUT: Flag indicating a corrupt database file */
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int eVerbosity /* How much debugging output */
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int eVerbosity, /* How much debugging output */
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unsigned int dbOpt /* Default optimization flags */
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);
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/* Implementation of sqlite_dbdata and sqlite_dbptr */
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@ -1031,7 +1032,12 @@ static int recoverDatabase(sqlite3 *db){
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/*
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** Run the SQL text
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*/
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static int runDbSql(sqlite3 *db, const char *zSql, unsigned int *pBtsFlags){
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static int runDbSql(
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sqlite3 *db, /* Run SQL on this database connection */
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const char *zSql, /* The SQL to be run */
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unsigned int *pBtsFlags,
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unsigned int dbOpt /* Default optimization flags */
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){
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int rc;
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sqlite3_stmt *pStmt;
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int bCorrupt = 0;
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@ -1107,7 +1113,7 @@ static int runDbSql(sqlite3 *db, const char *zSql, unsigned int *pBtsFlags){
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iRow++;
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for(iCnt=0; iCnt<99999; iCnt++){
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rc = fuzz_invariant(db, pStmt, iCnt, iRow, nRow,
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&bCorrupt, eVerbosity);
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&bCorrupt, eVerbosity, dbOpt);
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if( rc==SQLITE_DONE ) break;
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if( rc!=SQLITE_ERROR ) g.nInvariant++;
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if( eVerbosity>0 ){
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@ -1330,7 +1336,7 @@ int runCombinedDbSqlInput(
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char cSaved = zSql[i+1];
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zSql[i+1] = 0;
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if( sqlite3_complete(zSql+j) ){
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rc = runDbSql(cx.db, zSql+j, &btsFlags);
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rc = runDbSql(cx.db, zSql+j, &btsFlags, dbOpt);
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j = i+1;
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}
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zSql[i+1] = cSaved;
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@ -1340,7 +1346,7 @@ int runCombinedDbSqlInput(
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}
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}
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if( j<i ){
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runDbSql(cx.db, zSql+j, &btsFlags);
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runDbSql(cx.db, zSql+j, &btsFlags, dbOpt);
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}
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}
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testrun_finished:
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@ -30,7 +30,13 @@
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/* Forward references */
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static char *fuzz_invariant_sql(sqlite3_stmt*, int);
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static int sameValue(sqlite3_stmt*,int,sqlite3_stmt*,int,sqlite3_stmt*);
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static void reportInvariantFailed(sqlite3_stmt*,sqlite3_stmt*,int);
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static void reportInvariantFailed(
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sqlite3_stmt *pOrig, /* The original query */
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sqlite3_stmt *pTest, /* The alternative test query with a missing row */
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int iRow, /* Row number in pOrig */
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unsigned int dbOpt, /* Optimization flags on pOrig */
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int noOpt /* True if opt flags inverted for pTest */
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);
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/*
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** Do an invariant check on pStmt. iCnt determines which invariant check to
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@ -68,7 +74,8 @@ int fuzz_invariant(
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int iRow, /* Current row number */
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int nRow, /* Number of output rows from pStmt */
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int *pbCorrupt, /* IN/OUT: Flag indicating a corrupt database file */
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int eVerbosity /* How much debugging output */
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int eVerbosity, /* How much debugging output */
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unsigned int dbOpt /* Default optimization flags */
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){
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char *zTest;
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sqlite3_stmt *pTestStmt = 0;
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@ -76,13 +83,20 @@ int fuzz_invariant(
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int i;
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int nCol;
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int nParam;
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int noOpt = (iCnt%3)==0;
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if( *pbCorrupt ) return SQLITE_DONE;
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nParam = sqlite3_bind_parameter_count(pStmt);
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if( nParam>100 ) return SQLITE_DONE;
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zTest = fuzz_invariant_sql(pStmt, iCnt);
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if( zTest==0 ) return SQLITE_DONE;
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if( noOpt ){
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sqlite3_test_control(SQLITE_TESTCTRL_OPTIMIZATIONS, db, ~dbOpt);
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}
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rc = sqlite3_prepare_v2(db, zTest, -1, &pTestStmt, 0);
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if( noOpt ){
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sqlite3_test_control(SQLITE_TESTCTRL_OPTIMIZATIONS, db, dbOpt);
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}
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if( rc ){
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if( eVerbosity ){
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printf("invariant compile failed: %s\n%s\n",
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@ -212,7 +226,7 @@ int fuzz_invariant(
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}
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sqlite3_finalize(pCk);
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if( rc==SQLITE_DONE ){
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reportInvariantFailed(pStmt, pTestStmt, iRow);
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reportInvariantFailed(pStmt, pTestStmt, iRow, dbOpt, noOpt);
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return SQLITE_INTERNAL;
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}else if( eVerbosity>0 ){
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printf("invariant-error ignored due to the use of virtual tables\n");
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@ -488,13 +502,17 @@ static void printRow(sqlite3_stmt *pStmt, int iRow){
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static void reportInvariantFailed(
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sqlite3_stmt *pOrig, /* The original query */
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sqlite3_stmt *pTest, /* The alternative test query with a missing row */
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int iRow /* Row number in pOrig */
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int iRow, /* Row number in pOrig */
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unsigned int dbOpt, /* Optimization flags on pOrig */
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int noOpt /* True if opt flags inverted for pTest */
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){
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int iTestRow = 0;
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printf("Invariant check failed on row %d.\n", iRow);
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printf("Original query --------------------------------------------------\n");
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printf("Original query (opt-flags: 0x%08x) --------------------------\n",
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dbOpt);
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printf("%s\n", sqlite3_expanded_sql(pOrig));
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printf("Alternative query -----------------------------------------------\n");
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printf("Alternative query (opt-flags: 0x%08x) -----------------------\n",
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noOpt ? ~dbOpt : dbOpt);
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printf("%s\n", sqlite3_expanded_sql(pTest));
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printf("Result row that is missing from the alternative -----------------\n");
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printRow(pOrig, iRow);
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