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Annotation of embedaddon/sqlite3/test/errmsg.test, revision 1.1

1.1     ! misho       1: # 2001 September 15
        !             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: # Test that if sqlite3_prepare_v2() is used to prepare a query, the
        !            12: # error-message associated with an sqlite3_step() error is available
        !            13: # immediately. Whereas if sqlite3_prepare() is used, it is not available
        !            14: # until sqlite3_finalize() or sqlite3_reset() has been called.
        !            15: #
        !            16: 
        !            17: set testdir [file dirname $argv0]
        !            18: source $testdir/tester.tcl
        !            19: 
        !            20: set testprefix errmsg
        !            21: 
        !            22: # Test organization:
        !            23: #
        !            24: #   errmsg-1.*         User-defined SQL function errors
        !            25: #   errmsg-2.*         Errors generated by the VDBE (constraint failures etc.)
        !            26: #   errmsg-3.*         SQLITE_SCHEMA and statement recompilation errors.
        !            27: #
        !            28: 
        !            29: proc error_messages_worker {prepare sql schema} {
        !            30:   set ret [list]
        !            31: 
        !            32:   set stmt [$prepare db $sql -1 dummy]
        !            33:   execsql $schema
        !            34:   lappend ret [sqlite3_step $stmt]
        !            35:   lappend ret [sqlite3_errmsg db]
        !            36:   lappend ret [sqlite3_finalize $stmt]
        !            37:   lappend ret [sqlite3_errmsg db]
        !            38: 
        !            39:   set ret
        !            40: }
        !            41: 
        !            42: proc error_messages_v2 {sql {schema {}}} {
        !            43:   error_messages_worker sqlite3_prepare_v2 $sql $schema
        !            44: }
        !            45: 
        !            46: proc error_messages {sql {schema {}}} {
        !            47:   error_messages_worker sqlite3_prepare $sql $schema
        !            48: }
        !            49: 
        !            50: proc sql_error {msg} { error $msg }
        !            51: db func sql_error sql_error
        !            52: 
        !            53: #-------------------------------------------------------------------------
        !            54: # Test error messages returned by user-defined SQL functions.
        !            55: #
        !            56: do_test 1.1 {
        !            57:   error_messages "SELECT sql_error('custom message')"
        !            58: } [list {*}{
        !            59:     SQLITE_ERROR {SQL logic error or missing database} 
        !            60:     SQLITE_ERROR {custom message}
        !            61: }]
        !            62: do_test 1.2 {
        !            63:   error_messages_v2 "SELECT sql_error('custom message')"
        !            64: } [list {*}{
        !            65:     SQLITE_ERROR {custom message}
        !            66:     SQLITE_ERROR {custom message}
        !            67: }]
        !            68: 
        !            69: #-------------------------------------------------------------------------
        !            70: # Test error messages generated directly by VDBE code (e.g. constraint
        !            71: # failures).
        !            72: #
        !            73: do_execsql_test 2.1 {
        !            74:   CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
        !            75:   INSERT INTO t1 VALUES('abc', 'def');
        !            76: }
        !            77: do_test 2.2 {
        !            78:   error_messages "INSERT INTO t1 VALUES('ghi', 'def')"
        !            79: } [list {*}{
        !            80:     SQLITE_ERROR      {SQL logic error or missing database} 
        !            81:     SQLITE_CONSTRAINT {column b is not unique}
        !            82: }]
        !            83: do_test 2.3 {
        !            84:   error_messages_v2 "INSERT INTO t1 VALUES('ghi', 'def')"
        !            85: } [list {*}{
        !            86:     SQLITE_CONSTRAINT {column b is not unique}
        !            87:     SQLITE_CONSTRAINT {column b is not unique}
        !            88: }]
        !            89: 
        !            90: #-------------------------------------------------------------------------
        !            91: # Test SQLITE_SCHEMA errors. And, for _v2(), test that if the schema
        !            92: # change invalidates the SQL statement itself the error message is returned
        !            93: # correctly.
        !            94: #
        !            95: do_execsql_test 3.1.1 {
        !            96:   CREATE TABLE t2(a PRIMARY KEY, b UNIQUE);
        !            97:   INSERT INTO t2 VALUES('abc', 'def');
        !            98: }
        !            99: do_test 3.1.2 {
        !           100:   error_messages "SELECT a FROM t2" "DROP TABLE t2"
        !           101: } [list {*}{
        !           102:     SQLITE_ERROR {SQL logic error or missing database} 
        !           103:     SQLITE_SCHEMA {database schema has changed}
        !           104: }]
        !           105: do_execsql_test 3.2.1 {
        !           106:   CREATE TABLE t2(a PRIMARY KEY, b UNIQUE);
        !           107:   INSERT INTO t2 VALUES('abc', 'def');
        !           108: }
        !           109: do_test 3.2.2 {
        !           110:   error_messages_v2 "SELECT a FROM t2" "DROP TABLE t2"
        !           111: } [list {*}{
        !           112:     SQLITE_ERROR {no such table: t2} 
        !           113:     SQLITE_ERROR {no such table: t2}
        !           114: }]
        !           115: 
        !           116: finish_test