Annotation of embedaddon/sqlite3/test/misuse.test, revision 1.1
1.1 ! misho 1: # 2002 May 10
! 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: # This file implements regression tests for SQLite library.
! 12: #
! 13: # This file implements tests for the SQLITE_MISUSE detection logic.
! 14: # This test file leaks memory and file descriptors.
! 15: #
! 16: # $Id: misuse.test,v 1.11 2006/01/03 00:33:50 drh Exp $
! 17:
! 18: set testdir [file dirname $argv0]
! 19: source $testdir/tester.tcl
! 20:
! 21: proc catchsql2 {sql} {
! 22: set r [
! 23: catch {
! 24: set res [list]
! 25: db eval $sql data {
! 26: if { $res==[list] } {
! 27: foreach f $data(*) {lappend res $f}
! 28: }
! 29: foreach f $data(*) {lappend res $data($f)}
! 30: }
! 31: set res
! 32: } msg
! 33: ]
! 34: lappend r $msg
! 35: }
! 36:
! 37:
! 38: # Make sure the test logic works
! 39: #
! 40: do_test misuse-1.1 {
! 41: db close
! 42: catch {forcedelete test2.db}
! 43: catch {forcedelete test2.db-journal}
! 44: sqlite3 db test2.db; set ::DB [sqlite3_connection_pointer db]
! 45: execsql {
! 46: CREATE TABLE t1(a,b);
! 47: INSERT INTO t1 VALUES(1,2);
! 48: }
! 49: catchsql2 {
! 50: SELECT * FROM t1
! 51: }
! 52: } {0 {a b 1 2}}
! 53: do_test misuse-1.2 {
! 54: catchsql2 {
! 55: SELECT x_coalesce(NULL,a) AS 'xyz' FROM t1
! 56: }
! 57: } {1 {no such function: x_coalesce}}
! 58: do_test misuse-1.3 {
! 59: sqlite3_create_function $::DB
! 60: catchsql2 {
! 61: SELECT x_coalesce(NULL,a) AS 'xyz' FROM t1
! 62: }
! 63: } {0 {xyz 1}}
! 64:
! 65: # Use the x_sqlite_exec() SQL function to simulate the effect of two
! 66: # threads trying to use the same database at the same time.
! 67: #
! 68: # It used to be prohibited to invoke sqlite_exec() from within a function,
! 69: # but that has changed. The following tests used to cause errors but now
! 70: # they do not.
! 71: #
! 72: ifcapable {utf16} {
! 73: do_test misuse-1.4 {
! 74: catchsql2 {
! 75: SELECT x_sqlite_exec('SELECT * FROM t1') AS xyz;
! 76: }
! 77: } {0 {xyz {1 2}}}
! 78: }
! 79: do_test misuse-1.5 {
! 80: catchsql2 {SELECT * FROM t1}
! 81: } {0 {a b 1 2}}
! 82: do_test misuse-1.6 {
! 83: catchsql {
! 84: SELECT * FROM t1
! 85: }
! 86: } {0 {1 2}}
! 87:
! 88: # Attempt to register a new SQL function while an sqlite_exec() is active.
! 89: #
! 90: do_test misuse-2.1 {
! 91: db close
! 92: sqlite3 db test2.db; set ::DB [sqlite3_connection_pointer db]
! 93: execsql {
! 94: SELECT * FROM t1
! 95: }
! 96: } {1 2}
! 97: do_test misuse-2.2 {
! 98: catchsql2 {SELECT * FROM t1}
! 99: } {0 {a b 1 2}}
! 100:
! 101: # We used to disallow creating new function from within an exec().
! 102: # But now this is acceptable.
! 103: do_test misuse-2.3 {
! 104: set v [catch {
! 105: db eval {SELECT * FROM t1} {} {
! 106: sqlite3_create_function $::DB
! 107: }
! 108: } msg]
! 109: lappend v $msg
! 110: } {0 {}}
! 111: do_test misuse-2.4 {
! 112: catchsql2 {SELECT * FROM t1}
! 113: } {0 {a b 1 2}}
! 114: do_test misuse-2.5 {
! 115: catchsql {
! 116: SELECT * FROM t1
! 117: }
! 118: } {0 {1 2}}
! 119:
! 120: # Attempt to register a new SQL aggregate while an sqlite_exec() is active.
! 121: #
! 122: do_test misuse-3.1 {
! 123: db close
! 124: sqlite3 db test2.db; set ::DB [sqlite3_connection_pointer db]
! 125: execsql {
! 126: SELECT * FROM t1
! 127: }
! 128: } {1 2}
! 129: do_test misuse-3.2 {
! 130: catchsql2 {SELECT * FROM t1}
! 131: } {0 {a b 1 2}}
! 132:
! 133: # We used to disallow creating new function from within an exec().
! 134: # But now this is acceptable.
! 135: do_test misuse-3.3 {
! 136: set v [catch {
! 137: db eval {SELECT * FROM t1} {} {
! 138: sqlite3_create_aggregate $::DB
! 139: }
! 140: } msg]
! 141: lappend v $msg
! 142: } {0 {}}
! 143: do_test misuse-3.4 {
! 144: catchsql2 {SELECT * FROM t1}
! 145: } {0 {a b 1 2}}
! 146: do_test misuse-3.5 {
! 147: catchsql {
! 148: SELECT * FROM t1
! 149: }
! 150: } {0 {1 2}}
! 151:
! 152: # Attempt to close the database from an sqlite_exec callback.
! 153: #
! 154: # Update for v3: The db cannot be closed because there are active
! 155: # VMs. The sqlite3_close call would return SQLITE_BUSY.
! 156: do_test misuse-4.1 {
! 157: db close
! 158: sqlite3 db test2.db; set ::DB [sqlite3_connection_pointer db]
! 159: execsql {
! 160: SELECT * FROM t1
! 161: }
! 162: } {1 2}
! 163: do_test misuse-4.2 {
! 164: catchsql2 {SELECT * FROM t1}
! 165: } {0 {a b 1 2}}
! 166: do_test misuse-4.3 {
! 167: set v [catch {
! 168: db eval {SELECT * FROM t1} {} {
! 169: set r [sqlite3_close $::DB]
! 170: }
! 171: } msg]
! 172: lappend v $msg $r
! 173: } {0 {} SQLITE_BUSY}
! 174: do_test misuse-4.4 {
! 175: # Flush the TCL statement cache here, otherwise the sqlite3_close() will
! 176: # fail because there are still un-finalized() VDBEs.
! 177: db cache flush
! 178: sqlite3_close $::DB
! 179: catchsql2 {SELECT * FROM t1}
! 180: } {1 {library routine called out of sequence}}
! 181: do_test misuse-4.5 {
! 182: catchsql {
! 183: SELECT * FROM t1
! 184: }
! 185: } {1 {library routine called out of sequence}}
! 186:
! 187: # Attempt to use a database after it has been closed.
! 188: #
! 189: do_test misuse-5.1 {
! 190: db close
! 191: sqlite3 db test2.db; set ::DB [sqlite3_connection_pointer db]
! 192: execsql {
! 193: SELECT * FROM t1
! 194: }
! 195: } {1 2}
! 196: do_test misuse-5.2 {
! 197: catchsql2 {SELECT * FROM t1}
! 198: } {0 {a b 1 2}}
! 199: do_test misuse-5.3 {
! 200: db close
! 201: set r [catch {
! 202: sqlite3_prepare $::DB {SELECT * FROM t1} -1 TAIL
! 203: } msg]
! 204: lappend r $msg
! 205: } {1 {(21) library routine called out of sequence}}
! 206:
! 207: finish_test
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