/trunk/test/incrblob3.test |
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# 2010 October 20 |
# |
# The author disclaims copyright to this source code. In place of |
# a legal notice, here is a blessing: |
# |
# May you do good and not evil. |
# May you find forgiveness for yourself and forgive others. |
# May you share freely, never taking more than you give. |
# |
#*********************************************************************** |
# |
# |
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set testdir [file dirname $argv0] |
source $testdir/tester.tcl |
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sqlite3 db test.db |
sqlite3_db_config_lookaside db 0 0 0 |
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do_execsql_test incrblob3-1.1 { |
CREATE TABLE blobs(k INTEGER PRIMARY KEY, v BLOB); |
INSERT INTO blobs VALUES(1, zeroblob(100)); |
INSERT INTO blobs VALUES(2, zeroblob(100)); |
} {} |
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# Test the sqlite3_blob_reopen()/read()/write() functions. |
# |
do_test incrblob3-1.2 { |
set ::blob [db incrblob blobs v 1] |
puts $::blob "hello world" |
} {} |
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do_test incrblob3-1.3 { |
sqlite3_blob_reopen $::blob 2 |
puts $::blob "world hello" |
} {} |
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do_test incrblob3-1.4 { |
sqlite3_blob_reopen $::blob 1 |
gets $::blob |
} {hello world} |
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do_test incrblob3-1.5 { |
sqlite3_blob_reopen $::blob 2 |
gets $::blob |
} {world hello} |
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do_test incrblob3-1.6 { close $::blob } {} |
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# Test some error conditions. |
# |
# incrblob3-2.1: Attempting to reopen a row that does not exist. |
# incrblob3-2.2: Attempting to reopen a row that does not contain a blob |
# or text value. |
# |
do_test incrblob3-2.1.1 { |
set ::blob [db incrblob blobs v 1] |
list [catch {sqlite3_blob_reopen $::blob 3} msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-2.1.2 { |
list [sqlite3_errcode db] [sqlite3_errmsg db] |
} {SQLITE_ERROR {no such rowid: 3}} |
do_test incrblob3-2.1.3 { |
list [catch {sqlite3_blob_reopen $::blob 1} msg] $msg |
} {1 SQLITE_ABORT} |
do_test incrblob3-2.1.4 { close $::blob } {} |
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do_execsql_test incrblob3-2.2.1 { |
INSERT INTO blobs VALUES(3, 42); |
INSERT INTO blobs VALUES(4, 54.4); |
INSERT INTO blobs VALUES(5, NULL); |
} |
foreach {tn rowid type} { |
1 3 integer |
2 4 real |
3 5 null |
} { |
do_test incrblob3-2.2.$tn.1 { |
set ::blob [db incrblob blobs v 1] |
list [catch {sqlite3_blob_reopen $::blob $rowid} msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-2.2.$tn.2 { |
list [sqlite3_errcode db] [sqlite3_errmsg db] |
} "SQLITE_ERROR {cannot open value of type $type}" |
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do_test incrblob3-2.2.$tn.3 { |
list [catch {sqlite3_blob_reopen $::blob 1} msg] $msg |
} {1 SQLITE_ABORT} |
do_test incrblob3-2.2.$tn.4 { |
list [catch {sqlite3_blob_read $::blob 0 10} msg] $msg |
} {1 SQLITE_ABORT} |
do_test incrblob3-2.2.$tn.5 { |
list [catch {sqlite3_blob_write $::blob 0 "abcd"} msg] $msg |
} {1 SQLITE_ABORT} |
do_test incrblob3-2.2.$tn.6 { |
sqlite3_blob_bytes $::blob |
} {0} |
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do_test incrblob3-2.2.$tn.7 { close $::blob } {} |
} |
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# Test that passing NULL to sqlite3_blob_XXX() APIs returns SQLITE_MISUSE. |
# |
# incrblob3-3.1: sqlite3_blob_reopen() |
# incrblob3-3.2: sqlite3_blob_read() |
# incrblob3-3.3: sqlite3_blob_write() |
# incrblob3-3.4: sqlite3_blob_bytes() |
# |
do_test incrblob3-3.1 { |
list [catch {sqlite3_blob_reopen {} 3} msg] $msg |
} {1 SQLITE_MISUSE} |
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do_test incrblob3-3.2 { |
list [catch {sqlite3_blob_read {} 0 10} msg] $msg |
} {1 SQLITE_MISUSE} |
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do_test incrblob3-3.3 { |
list [catch {sqlite3_blob_write {} 0 "abcd"} msg] $msg |
} {1 SQLITE_MISUSE} |
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do_test incrblob3-3.4 { sqlite3_blob_bytes {} } {0} |
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do_test incrblob3-3.5 { sqlite3_blob_close {} } {} |
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# Test out-of-range reading and writing |
# |
do_test incrblob3-4.1 { |
set ::blob [db incrblob blobs v 1] |
sqlite3_blob_bytes $::blob |
} {100} |
do_test incrblob3-4.2 { |
list [catch { sqlite3_blob_read $::blob -1 10 } msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-4.3 { |
list [catch { sqlite3_blob_read $::blob 0 -10 } msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-4.4 { |
list [catch { sqlite3_blob_read $::blob 95 10 } msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-4.5 { |
list [catch { sqlite3_blob_write $::blob -1 "abcdefghij" 10 } msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-4.6 { |
list [catch { sqlite3_blob_write $::blob 0 "abcdefghij" -10 } msg] $msg |
} {1 SQLITE_ERROR} |
do_test incrblob3-4.7 { |
list [catch { sqlite3_blob_write $::blob 95 "abcdefghij" } msg] $msg |
} {1 SQLITE_ERROR} |
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do_test incrblob3-4.8 { close $::blob } {} |
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# Test that modifying the row a blob handle points to aborts the blob. |
# |
do_test incrblob3-5.1 { |
set ::blob [db incrblob blobs v 1] |
sqlite3_blob_bytes $::blob |
} {100} |
do_test incrblob3-5.2 { |
execsql { UPDATE blobs SET v = '123456789012345678901234567890' WHERE k = 1 } |
list [catch { sqlite3_blob_read $::blob 0 10 } msg] $msg |
} {1 SQLITE_ABORT} |
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# Test various errors that can occur in sqlite3_blob_open(): |
# |
# 1. Trying to open a virtual table column. |
# 2. Trying to open a view column. |
# 3. Trying to open a column that does not exist. |
# 4. Trying to open a read/write handle on an indexed column. |
# 5. Trying to open a read/write handle on the child key of an FK constraint. |
# |
ifcapable fts3 { |
do_test incrblob3-6.1 { |
execsql { |
CREATE VIRTUAL TABLE ft USING fts3; |
INSERT INTO ft VALUES('rules to open a column to which'); |
} |
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list [catch { db incrblob ft content 1 } msg] $msg |
} {1 {cannot open virtual table: ft}} |
} |
ifcapable view { |
do_test incrblob3-6.2 { |
execsql { CREATE VIEW v1 AS SELECT * FROM blobs } |
list [catch { db incrblob v1 content 1 } msg] $msg |
} {1 {cannot open view: v1}} |
} |
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do_test incrblob3-6.3 { |
list [catch { db incrblob blobs content 1 } msg] $msg |
} {1 {no such column: "content"}} |
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do_test incrblob3-6.4.1 { |
execsql { |
CREATE TABLE t1(a, b); |
CREATE INDEX i1 ON t1(b); |
INSERT INTO t1 VALUES(zeroblob(100), zeroblob(100)); |
} |
list [catch { db incrblob t1 b 1 } msg] $msg |
} {1 {cannot open indexed column for writing}} |
do_test incrblob3-6.4.2 { |
set ::blob [db incrblob t1 a 1] |
close $::blob |
} {} |
do_test incrblob3-6.4.3 { |
set ::blob [db incrblob -readonly t1 b 1] |
close $::blob |
} {} |
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do_test incrblob3-6.5.1 { |
execsql { |
CREATE TABLE p1(a PRIMARY KEY); |
CREATE TABLE c1(a, b REFERENCES p1); |
PRAGMA foreign_keys = 1; |
INSERT INTO p1 VALUES(zeroblob(100)); |
INSERT INTO c1 VALUES(zeroblob(100), zeroblob(100)); |
} |
list [catch { db incrblob c1 b 1 } msg] $msg |
} {1 {cannot open foreign key column for writing}} |
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do_test incrblob3-6.5.2 { |
set ::blob [db incrblob c1 a 1] |
close $::blob |
} {} |
do_test incrblob3-6.5.3 { |
set ::blob [db incrblob -readonly c1 b 1] |
close $::blob |
} {} |
do_test incrblob3-6.5.4 { |
execsql { PRAGMA foreign_keys = 0 } |
set ::blob [db incrblob c1 b 1] |
close $::blob |
} {} |
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# Test that sqlite3_blob_open() handles transient and persistent schema |
# errors correctly. |
# |
do_test incrblob3-7.1 { |
sqlite3 db2 test.db |
sqlite3_db_config_lookaside db2 0 0 0 |
execsql { CREATE TABLE t2(x) } db2 |
set ::blob [db incrblob blobs v 1] |
close $::blob |
} {} |
db2 close |
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testvfs tvfs -default 1 |
tvfs filter xAccess |
tvfs script access_method |
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proc access_method {args} { |
set schemacookie [hexio_get_int [hexio_read test.db 40 4]] |
incr schemacookie |
hexio_write test.db 40 [hexio_render_int32 $schemacookie] |
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set dbversion [hexio_get_int [hexio_read test.db 24 4]] |
incr dbversion |
hexio_write test.db 24 [hexio_render_int32 $dbversion] |
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return "" |
} |
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do_test incrblob3-7.2 { |
sqlite3 db test.db |
sqlite3_db_config_lookaside db 0 0 0 |
list [catch {db incrblob blobs v 1} msg] $msg |
} {1 {database schema has changed}} |
db close |
tvfs delete |
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finish_test |
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