modernc.org/cc@v1.0.1/v2/testdata/_sqlite/ext/fts5/test/fts5fault2.test (about)

     1  # 2014 June 17
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #*************************************************************************
    11  #
    12  # This file is focused on OOM errors.
    13  #
    14  
    15  source [file join [file dirname [info script]] fts5_common.tcl]
    16  source $testdir/malloc_common.tcl
    17  set testprefix fts5fault2
    18  
    19  # If SQLITE_ENABLE_FTS5 is not defined, omit this file.
    20  ifcapable !fts5 {
    21    finish_test
    22    return
    23  }
    24  
    25  set doc [string trim [string repeat "x y z " 200]]
    26  do_execsql_test 1.0 {
    27    CREATE TABLE t1(a INTEGER PRIMARY KEY, x);
    28    CREATE VIRTUAL TABLE x1 USING fts5(x, content='t1', content_rowid='a');
    29    INSERT INTO x1(x1, rank) VALUES('pgsz', 32);
    30    WITH input(a,b) AS (
    31      SELECT 1, $doc UNION ALL
    32      SELECT a+1, ($doc || CASE WHEN (a+1)%100 THEN '' ELSE ' xyz' END) 
    33      FROM input WHERE a < 1000
    34    )
    35    INSERT INTO t1 SELECT * FROM input;
    36  
    37    INSERT INTO x1(x1) VALUES('rebuild');
    38  }
    39  
    40  do_faultsim_test 1.1 -faults oom-* -prep {
    41  } -body {
    42    execsql { SELECT rowid FROM x1 WHERE x1 MATCH 'z AND xyz' }
    43  } -test {
    44    faultsim_test_result {0 {100 200 300 400 500 600 700 800 900 1000}}
    45  }
    46  
    47  do_faultsim_test 1.2 -faults oom-* -prep {
    48  } -body {
    49    execsql { SELECT rowid FROM x1 WHERE x1 MATCH 'z + xyz' ORDER BY 1 DESC}
    50  } -test {
    51    faultsim_test_result {0 {1000 900 800 700 600 500 400 300 200 100}}
    52  }
    53  
    54  #-------------------------------------------------------------------------
    55  # OOM within a query that accesses the in-memory hash table. 
    56  #
    57  reset_db 
    58  do_execsql_test 2.0 {
    59    CREATE VIRTUAL TABLE "a b c" USING fts5(a, b, c);
    60    INSERT INTO "a b c" VALUES('one two', 'x x x', 'three four');
    61    INSERT INTO "a b c" VALUES('nine ten', 'y y y', 'two two');
    62  }
    63  
    64  do_faultsim_test 2.1 -faults oom-trans* -prep {
    65    execsql {
    66      BEGIN;
    67        INSERT INTO "a b c" VALUES('one one', 'z z z', 'nine ten');
    68    }
    69  } -body {
    70    execsql { SELECT rowid FROM "a b c" WHERE "a b c" MATCH 'one' }
    71  } -test {
    72    faultsim_test_result {0 {1 3}}
    73    catchsql { ROLLBACK }
    74  }
    75  
    76  #-------------------------------------------------------------------------
    77  # OOM within an 'optimize' operation that writes multiple pages to disk.
    78  #
    79  reset_db 
    80  do_execsql_test 3.0 {
    81    CREATE VIRTUAL TABLE zzz USING fts5(z);
    82    INSERT INTO zzz(zzz, rank) VALUES('pgsz', 32);
    83    INSERT INTO zzz VALUES('a b c d');
    84    INSERT INTO zzz SELECT 'c d e f' FROM zzz;
    85    INSERT INTO zzz SELECT 'e f g h' FROM zzz;
    86    INSERT INTO zzz SELECT 'i j k l' FROM zzz;
    87    INSERT INTO zzz SELECT 'l k m n' FROM zzz;
    88    INSERT INTO zzz SELECT 'o p q r' FROM zzz;
    89  }
    90  faultsim_save_and_close
    91  
    92  do_faultsim_test 3.1 -faults oom-trans* -prep {
    93    faultsim_restore_and_reopen
    94    execsql { SELECT rowid FROM zzz }
    95  } -body {
    96    execsql { INSERT INTO zzz(zzz) VALUES('optimize') }
    97  } -test {
    98    faultsim_test_result {0 {}}
    99  }
   100  
   101  #-------------------------------------------------------------------------
   102  # OOM within an 'integrity-check' operation.
   103  #
   104  reset_db 
   105  db func rnddoc fts5_rnddoc
   106  do_execsql_test 4.0 {
   107    CREATE VIRTUAL TABLE zzz USING fts5(z);
   108    INSERT INTO zzz(zzz, rank) VALUES('pgsz', 32);
   109    WITH ii(i) AS (SELECT 1 UNION SELECT i+1 FROM ii WHERE i<10)
   110    INSERT INTO zzz SELECT rnddoc(10) || ' xccc' FROM ii;
   111  }
   112  
   113  do_faultsim_test 4.1 -faults oom-trans* -prep {
   114  } -body {
   115    execsql { INSERT INTO zzz(zzz) VALUES('integrity-check') }
   116  } -test {
   117    faultsim_test_result {0 {}}
   118  }
   119  
   120  #-------------------------------------------------------------------------
   121  # OOM while parsing a tokenize=option
   122  #
   123  reset_db
   124  faultsim_save_and_close
   125  do_faultsim_test 5.0 -faults oom-* -prep {
   126    faultsim_restore_and_reopen
   127  } -body {
   128    execsql { 
   129      CREATE VIRTUAL TABLE uio USING fts5(a, b, 
   130        tokenize="porter 'ascii'",
   131        content="another table",
   132        content_rowid="somecolumn"
   133      );
   134    }
   135  } -test {
   136    faultsim_test_result {0 {}}
   137  }
   138  
   139  finish_test