capi3c.test

轻量级数据库软件,嵌入式设计可以考虑考虑,性能不错

do_test capi3c-6.2 {
  sqlite3_step $STMT
} {SQLITE_ROW}
check_data $STMT capi3c-6.3 {INTEGER} {1} {1.0} {1}
do_test capi3c-6.3 {
  sqlite3_finalize $STMT
} {SQLITE_OK}
do_test capi3c-6.4 {
  db cache flush
  sqlite3_close $DB
} {SQLITE_OK}
do_test capi3c-6.99-misuse {
  db close
} {}

if {![sqlite3 -has-codec]} {
  # Test what happens when the library encounters a newer file format.
  # Do this by updating the file format via the btree layer.
  do_test capi3c-7.1 {
    set ::bt [btree_open test.db 10 0]
    btree_begin_transaction $::bt
    set meta [btree_get_meta $::bt]
    lset meta 2 5
    eval [concat btree_update_meta $::bt [lrange $meta 0 end]]
    btree_commit $::bt
    btree_close $::bt
  } {}
  do_test capi3c-7.2 {
    sqlite3 db test.db
    catchsql {
      SELECT * FROM sqlite_master;
    }
  } {1 {unsupported file format}}
  db close
}

if {![sqlite3 -has-codec]} {
  # Now test that the library correctly handles bogus entries in the
  # sqlite_master table (schema corruption).
  do_test capi3c-8.1 {
    file delete -force test.db
    file delete -force test.db-journal
    sqlite3 db test.db
    execsql {
      CREATE TABLE t1(a);
    }
    db close
  } {}
  do_test capi3c-8.2 {
    set ::bt [btree_open test.db 10 0]
    btree_begin_transaction $::bt
    set ::bc [btree_cursor $::bt 1 1]

    # Build a 5-field row record consisting of 5 null records. This is
    # officially black magic.
    catch {unset data}
    set data [binary format c6 {6 0 0 0 0 0}]
    btree_insert $::bc 5 $data

    btree_close_cursor $::bc
    btree_commit $::bt
    btree_close $::bt
  } {}
  do_test capi3c-8.3 {
    sqlite3 db test.db
    catchsql {
      SELECT * FROM sqlite_master;
    }
  } {1 {malformed database schema}}
  do_test capi3c-8.4 {
    set ::bt [btree_open test.db 10 0]
    btree_begin_transaction $::bt
    set ::bc [btree_cursor $::bt 1 1]
  
    # Build a 5-field row record. The first field is a string 'table', and
    # subsequent fields are all NULL. Replace the other broken record with
    # this one and try to read the schema again. The broken record uses
    # either UTF-8 or native UTF-16 (if this file is being run by
    # utf16.test).
    if { [string match UTF-16* $::ENC] } {
      set data [binary format c6a10 {6 33 0 0 0 0} [utf16 table]]
    } else {
      set data [binary format c6a5 {6 23 0 0 0 0} table]
    }
    btree_insert $::bc 5 $data
  
    btree_close_cursor $::bc
    btree_commit $::bt
    btree_close $::bt
  } {};
  do_test capi3c-8.5 {
    db close 
    sqlite3 db test.db
    catchsql {
      SELECT * FROM sqlite_master;
    }
  } {1 {malformed database schema}}
  db close
}
file delete -force test.db
file delete -force test.db-journal


# Test the english language string equivalents for sqlite error codes
set code2english [list \
SQLITE_OK         {not an error} \
SQLITE_ERROR      {SQL logic error or missing database} \
SQLITE_PERM       {access permission denied} \
SQLITE_ABORT      {callback requested query abort} \
SQLITE_BUSY       {database is locked} \
SQLITE_LOCKED     {database table is locked} \
SQLITE_NOMEM      {out of memory} \
SQLITE_READONLY   {attempt to write a readonly database} \
SQLITE_INTERRUPT  {interrupted} \
SQLITE_IOERR      {disk I/O error} \
SQLITE_CORRUPT    {database disk image is malformed} \
SQLITE_FULL       {database or disk is full} \
SQLITE_CANTOPEN   {unable to open database file} \
SQLITE_PROTOCOL   {database locking protocol failure} \
SQLITE_EMPTY      {table contains no data} \
SQLITE_SCHEMA     {database schema has changed} \
SQLITE_CONSTRAINT {constraint failed} \
SQLITE_MISMATCH   {datatype mismatch} \
SQLITE_MISUSE     {library routine called out of sequence} \
SQLITE_NOLFS      {kernel lacks large file support} \
SQLITE_AUTH       {authorization denied} \
SQLITE_FORMAT     {auxiliary database format error} \
SQLITE_RANGE      {bind or column index out of range} \
SQLITE_NOTADB     {file is encrypted or is not a database} \
unknownerror      {unknown error} \
]

set test_number 1
foreach {code english} $code2english {
  do_test capi3c-9.$test_number "sqlite3_test_errstr $code" $english
  incr test_number
}

# Test the error message when a "real" out of memory occurs.
if {[info command sqlite_malloc_stat]!=""} {
set sqlite_malloc_fail 1
do_test capi3c-10-1 {
  sqlite3 db test.db
  set DB [sqlite3_connection_pointer db]
  sqlite_malloc_fail 1
  catchsql {
    select * from sqlite_master;
  }
} {1 {out of memory}}
do_test capi3c-10-2 {
  sqlite3_errmsg $::DB
} {out of memory}
ifcapable {utf16} {
  do_test capi3c-10-3 {
    utf8 [sqlite3_errmsg16 $::DB]
  } {out of memory}
}
db close
sqlite_malloc_fail 0
}

# The following tests - capi3c-11.* - test that a COMMIT or ROLLBACK
# statement issued while there are still outstanding VMs that are part of
# the transaction fails.
sqlite3 db test.db
set DB [sqlite3_connection_pointer db]
sqlite_register_test_function $DB func
do_test capi3c-11.1 {
  execsql {
    BEGIN;
    CREATE TABLE t1(a, b);
    INSERT INTO t1 VALUES(1, 'int');
    INSERT INTO t1 VALUES(2, 'notatype');
  }
} {}
do_test capi3c-11.1.1 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.2 {
  set STMT [sqlite3_prepare_v2 $DB "SELECT func(b, a) FROM t1" -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-11.3 {
  catchsql {
    COMMIT;
  }
} {1 {cannot commit transaction - SQL statements in progress}}
do_test capi3c-11.3.1 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.4 {
  sqlite3_step $STMT
} {SQLITE_ERROR}
do_test capi3c-11.5 {
  sqlite3_finalize $STMT
} {SQLITE_ERROR}
do_test capi3c-11.6 {
  catchsql {
    SELECT * FROM t1;
  }
} {0 {1 int 2 notatype}}
do_test capi3c-11.6.1 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.7 {
  catchsql {
    COMMIT;
  }
} {0 {}}
do_test capi3c-11.7.1 {
  sqlite3_get_autocommit $DB
} 1
do_test capi3c-11.8 {
  execsql {
    CREATE TABLE t2(a);
    INSERT INTO t2 VALUES(1);
    INSERT INTO t2 VALUES(2);
    BEGIN;
    INSERT INTO t2 VALUES(3);
  }
} {}
do_test capi3c-11.8.1 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.9 {
  set STMT [sqlite3_prepare_v2 $DB "SELECT a FROM t2" -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-11.9.1 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.9.2 {
  catchsql {
    ROLLBACK;
  }
} {1 {cannot rollback transaction - SQL statements in progress}}
do_test capi3c-11.9.3 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.10 {
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-11.11 {
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-11.12 {
  sqlite3_step $STMT
} {SQLITE_DONE}
do_test capi3c-11.13 {
  sqlite3_finalize $STMT
} {SQLITE_OK}
do_test capi3c-11.14 {
  execsql {
    SELECT a FROM t2;
  }
} {1 2 3}
do_test capi3c-11.14.1 {
  sqlite3_get_autocommit $DB
} 0
do_test capi3c-11.15 {
  catchsql {
    ROLLBACK;
  }
} {0 {}}
do_test capi3c-11.15.1 {
  sqlite3_get_autocommit $DB
} 1
do_test capi3c-11.16 {
  execsql {
    SELECT a FROM t2;
  }
} {1 2}

# Sanity check on the definition of 'outstanding VM'. This means any VM
# that has had sqlite3_step() called more recently than sqlite3_finalize() or
# sqlite3_reset(). So a VM that has just been prepared or reset does not
# count as an active VM.
do_test capi3c-11.17 {
  execsql {
    BEGIN;
  }
} {}
do_test capi3c-11.18 {
  set STMT [sqlite3_prepare_v2 $DB "SELECT a FROM t1" -1 TAIL]
  catchsql {
    COMMIT;
  }
} {0 {}}
do_test capi3c-11.19 {
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-11.20 {
  catchsql {
    BEGIN;
    COMMIT;
  }
} {1 {cannot commit transaction - SQL statements in progress}}
do_test capi3c-11.20 {
  sqlite3_reset $STMT
  catchsql {
    COMMIT;
  }
} {0 {}}
do_test capi3c-11.21 {
  sqlite3_finalize $STMT
} {SQLITE_OK}

# The following tests - capi3c-12.* - check that it's Ok to start a
# transaction while other VMs are active, and that it's Ok to execute
# atomic updates in the same situation 
#
do_test capi3c-12.1 {
  set STMT [sqlite3_prepare_v2 $DB "SELECT a FROM t2" -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-12.2 {
  catchsql {
    INSERT INTO t1 VALUES(3, NULL);
  }
} {0 {}}
do_test capi3c-12.3 {
  catchsql {
    INSERT INTO t2 VALUES(4);
  }
} {0 {}}
do_test capi3c-12.4 {
  catchsql {
    BEGIN;
    INSERT INTO t1 VALUES(4, NULL);
  }
} {0 {}}
do_test capi3c-12.5 {
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-12.5.1 {
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-12.6 {
  sqlite3_step $STMT
} {SQLITE_DONE}
do_test capi3c-12.7 {
  sqlite3_finalize $STMT
} {SQLITE_OK}
do_test capi3c-12.8 {
  execsql {
    COMMIT;
    SELECT a FROM t1;
  }
} {1 2 3 4}

# Test cases capi3c-13.* test the sqlite3_clear_bindings() and 
# sqlite3_sleep APIs.
#
if {[llength [info commands sqlite3_clear_bindings]]>0} {
  do_test capi3c-13.1 {
    execsql {
      DELETE FROM t1;
    }
    set STMT [sqlite3_prepare_v2 $DB "INSERT INTO t1 VALUES(?, ?)" -1 TAIL]
    sqlite3_step $STMT
  } {SQLITE_DONE}
  do_test capi3c-13.2 {
    sqlite3_reset $STMT
    sqlite3_bind_text $STMT 1 hello 5
    sqlite3_bind_text $STMT 2 world 5
    sqlite3_step $STMT
  } {SQLITE_DONE}
  do_test capi3c-13.3 {
    sqlite3_reset $STMT
    sqlite3_clear_bindings $STMT
    sqlite3_step $STMT
  } {SQLITE_DONE}
  do_test capi3c-13-4 {
    sqlite3_finalize $STMT
    execsql {
      SELECT * FROM t1;
    }
  } {{} {} hello world {} {}}
}
if {[llength [info commands sqlite3_sleep]]>0} {
  do_test capi3c-13-5 {
    set ms [sqlite3_sleep 80]
    expr {$ms==80 || $ms==1000}
  } {1}
}

# Ticket #1219:  Make sure binding APIs can handle a NULL pointer.
#
do_test capi3c-14.1 {
  set rc [catch {sqlite3_bind_text 0 1 hello 5} msg]
  lappend rc $msg
} {1 SQLITE_MISUSE}

# Ticket #1650:  Honor the nBytes parameter to sqlite3_prepare.
#
do_test capi3c-15.1 {
  set sql {SELECT * FROM t2}
  set nbytes [string length $sql]
  append sql { WHERE a==1}
  set STMT [sqlite3_prepare_v2 $DB $sql $nbytes TAIL]
  sqlite3_step $STMT
  sqlite3_column_int $STMT 0
} {1}
do_test capi3c-15.2 {
  sqlite3_step $STMT
  sqlite3_column_int $STMT 0
} {2}
do_test capi3c-15.3 {
  sqlite3_finalize $STMT
} {SQLITE_OK}

# Make sure code is always generated even if an IF EXISTS or 
# IF NOT EXISTS clause is present that the table does not or
# does exists.  That way we will always have a prepared statement
# to expire when the schema changes.
#
do_test capi3c-16.1 {
  set sql {DROP TABLE IF EXISTS t3}
  set STMT [sqlite3_prepare_v2 $DB $sql -1 TAIL]
  sqlite3_finalize $STMT
  expr {$STMT!=""}
} {1}
do_test capi3c-16.2 {
  set sql {CREATE TABLE IF NOT EXISTS t1(x,y)}
  set STMT [sqlite3_prepare_v2 $DB $sql -1 TAIL]
  sqlite3_finalize $STMT
  expr {$STMT!=""}
} {1}

# But still we do not generate code if there is no SQL
#
do_test capi3c-16.3 {
  set STMT [sqlite3_prepare_v2 $DB {} -1 TAIL]
  sqlite3_finalize $STMT
  expr {$STMT==""}
} {1}
do_test capi3c-16.4 {
  set STMT [sqlite3_prepare_v2 $DB {;} -1 TAIL]
  sqlite3_finalize $STMT
  expr {$STMT==""}
} {1}

# Ticket #2154.
#
do_test capi3c-17.1 {
  set STMT [sqlite3_prepare_v2 $DB {SELECT max(a) FROM t2} -1 TAIL]
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-17.2 {
  sqlite3_column_int $STMT 0
} 4
do_test capi3c-17.3 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-17.4 {
  sqlite3_reset $STMT
  db eval {CREATE INDEX i2 ON t2(a)}
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-17.5 {
  sqlite3_column_int $STMT 0
} 4
do_test capi3c-17.6 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-17.7 {
  sqlite3_reset $STMT
  db eval {DROP INDEX i2}
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-17.8 {
  sqlite3_column_int $STMT 0
} 4
do_test capi3c-17.9 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-17.10 {
  sqlite3_finalize $STMT
  set STMT [sqlite3_prepare_v2 $DB {SELECT b FROM t1 WHERE a=?} -1 TAIL]
  sqlite3_bind_int $STMT 1 2
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(1,'one');
    INSERT INTO t1 VALUES(2,'two');
    INSERT INTO t1 VALUES(3,'three');
    INSERT INTO t1 VALUES(4,'four');
  }
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-17.11 {
  sqlite3_column_text $STMT 0
} two
do_test capi3c-17.12 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-17.13 {
  sqlite3_reset $STMT
  db eval {CREATE INDEX i1 ON t1(a)}
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-17.14 {
  sqlite3_column_text $STMT 0
} two
do_test capi3c-17.15 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-17.16 {
  sqlite3_reset $STMT
  db eval {DROP INDEX i1}
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-17.17 {
  sqlite3_column_text $STMT 0
} two
do_test capi3c-17.18 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-17.99 {
  sqlite3_finalize $STMT
} SQLITE_OK

# On the mailing list it has been reported that finalizing after
# an SQLITE_BUSY return leads to a segfault.  Here we test that case.
#
do_test capi3c-18.1 {
  sqlite3 db2 test.db
  set STMT [sqlite3_prepare_v2 $DB {SELECT max(a) FROM t1} -1 TAIL]
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-18.2 {
  sqlite3_column_int $STMT 0
} 4
do_test capi3c-18.3 {
  sqlite3_reset $STMT
  db2 eval {BEGIN EXCLUSIVE}
  sqlite3_step $STMT
} SQLITE_BUSY
do_test capi3c-18.4 {
  sqlite3_finalize $STMT
} SQLITE_BUSY
do_test capi3c-18.5 {
  db2 eval {COMMIT}
  db2 close
} {}

# Ticket #2158.  The sqlite3_step() will still return SQLITE_SCHEMA
# if the database schema changes in a way that makes the statement
# no longer valid.
#
do_test capi3c-19.1 {
  db eval {
     CREATE TABLE t3(x,y);
     INSERT INTO t3 VALUES(1,2);
  }
  set STMT [sqlite3_prepare_v2 $DB {SELECT * FROM t3} -1 TAIL]
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-19.2 {
  sqlite3_column_int $STMT 0
} 1
do_test capi3c-19.3 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-19.4 {
  sqlite3_reset $STMT
  db eval {DROP TABLE t3}
  sqlite3_step $STMT
} SQLITE_SCHEMA
do_test capi3c-19.4.2 {
  sqlite3_errmsg $DB
} {no such table: t3}
do_test capi3c-19.5 {
  sqlite3_reset $STMT
  db eval {
     CREATE TABLE t3(x,y);
     INSERT INTO t3 VALUES(1,2);
  }
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-19.6 {
  sqlite3_column_int $STMT 1
} 2
do_test capi3c-19.99 {
  sqlite3_finalize $STMT
} SQLITE_OK

# Make sure a change in a separate database connection does not
# cause an SQLITE_SCHEMA return.
#
do_test capi3c-20.1 {
  set STMT [sqlite3_prepare_v2 $DB {SELECT * FROM t3} -1 TAIL]
  sqlite3 db2 test.db
  db2 eval {CREATE TABLE t4(x)}
  sqlite3_step $STMT
} SQLITE_ROW
do_test capi3c-20.2 {
  sqlite3_column_int $STMT 1
} 2
do_test capi3c-20.3 {
  sqlite3_step $STMT
} SQLITE_DONE
do_test capi3c-20.4 {
  db2 close
  sqlite3_finalize $STMT
} SQLITE_OK

finish_test