capi3c.test

最新的sqlite3.6.2源代码

    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 its Ok to start a
# transaction while other VMs are active, and that its 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-19.4.1 {
  sqlite3_errmsg $DB
} {no such table: t3}
do_test capi3c-19.4.2 {
  sqlite3_expired $STMT
} 1
do_test capi3c-19.4.3 {
  sqlite3_errmsg $DB
} {no such table: t3}
do_test capi3c-19.4.4 {
  sqlite3_expired 0
} 1
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-19.5.2 {
  sqlite3_expired $STMT
} 0
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

# Test that sqlite3_step() sets the database error code correctly.
# See ticket #2497.
#
ifcapable progress {
  do_test capi3c-21.1 {
    set STMT [sqlite3_prepare_v2 $DB {SELECT * FROM t3} -1 TAIL]
    db progress 5 "expr 1"
    sqlite3_step $STMT
  } {SQLITE_INTERRUPT}
  do_test capi3c-21.2 {
    sqlite3_errcode $DB
  } {SQLITE_INTERRUPT}
  do_test capi3c-21.3 {
    sqlite3_finalize $STMT
  } {SQLITE_INTERRUPT}
  do_test capi3c-21.4 {
    set STMT [sqlite3_prepare $DB {SELECT * FROM t3} -1 TAIL]
    db progress 5 "expr 1"
    sqlite3_step $STMT
  } {SQLITE_ERROR}
  do_test capi3c-21.5 {
    sqlite3_errcode $DB
  } {SQLITE_ERROR}
  do_test capi3c-21.6 {
    sqlite3_finalize $STMT
  } {SQLITE_INTERRUPT}
  do_test capi3c-21.7 {
    sqlite3_errcode $DB
  } {SQLITE_INTERRUPT}
}

# Make sure sqlite3_result_error_code() returns the correct error code.
# See ticket #2940
#
do_test capi3c-22.1 {
  db progress 0 {}
  set STMT [sqlite3_prepare_v2 db {SELECT test_error('the message',3)} -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_PERM}
sqlite3_finalize $STMT
do_test capi3c-22.2 {
  set STMT [sqlite3_prepare_v2 db {SELECT test_error('the message',4)} -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_ABORT}
sqlite3_finalize $STMT
do_test capi3c-22.3 {
  set STMT [sqlite3_prepare_v2 db {SELECT test_error('the message',16)} -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_EMPTY}
sqlite3_finalize $STMT

# For a multi-column result set where the same table column is repeated
# in multiple columns of the output, verify that doing a UTF-8 to UTF-16
# conversion (or vice versa) on one column does not change the value of
# the second.
#
do_test capi3c-23.1 {
  set STMT [sqlite3_prepare_v2 db {SELECT b,b,b,b FROM t1} -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-23.2 {
  sqlite3_column_text16 $STMT 0
  sqlite3_column_text $STMT 1
} {one}
do_test capi3c-23.3 {
  sqlite3_column_text16 $STMT 2
  sqlite3_column_text $STMT 3
} {one}
sqlite3_finalize $STMT
do_test capi3c-23.4 {
  set STMT [sqlite3_prepare_v2 db {SELECT b||'x',b,b,b FROM t1} -1 TAIL]
  sqlite3_step $STMT
} {SQLITE_ROW}
do_test capi3c-23.5 {
  sqlite3_column_text16 $STMT 0
  sqlite3_column_text $STMT 1
} {one}
do_test capi3c-23.6 {
  sqlite3_column_text16 $STMT 2
  sqlite3_column_text $STMT 3
} {one}
sqlite3_finalize $STMT

finish_test