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

1.1     ! misho       1: # 2008 April 14
        !             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: # The focus of this file is in making sure that rolling back
        !            13: # a statement journal works correctly.
        !            14: #
        !            15: # $Id: tempdb.test,v 1.4 2009/06/05 17:09:12 drh Exp $
        !            16: 
        !            17: set testdir [file dirname $argv0]
        !            18: source $testdir/tester.tcl
        !            19: 
        !            20: # Use a temporary database.
        !            21: #
        !            22: db close
        !            23: sqlite3 db {}
        !            24: 
        !            25: # Force a statement journal rollback on a database file that
        !            26: # has never been opened.
        !            27: #
        !            28: do_test tempdb-1.1 {
        !            29:   execsql {
        !            30:     BEGIN;
        !            31:     CREATE TABLE t1(x UNIQUE);
        !            32:     CREATE TABLE t2(y);
        !            33:     INSERT INTO t2 VALUES('hello');
        !            34:     INSERT INTO t2 VALUES(NULL);
        !            35:   }
        !            36:   # Because of the transaction, the temporary database file
        !            37:   # has not even been opened yet.  The following statement
        !            38:   # will cause a statement journal rollback on this non-existant
        !            39:   # file.
        !            40:   catchsql {
        !            41:     INSERT INTO t1
        !            42:     SELECT CASE WHEN y IS NULL THEN test_error('oops', 11) ELSE y END
        !            43:       FROM t2;
        !            44:   }
        !            45: } {1 oops}
        !            46: 
        !            47: # Verify that no writes occurred in t1.
        !            48: #
        !            49: do_test tempdb-1.2 {
        !            50:   execsql {
        !            51:     SELECT * FROM t1
        !            52:   }
        !            53: } {}
        !            54: 
        !            55: do_test tempdb-2.1 {
        !            56:   # Set $::jrnl_in_memory if the journal file is expected to be in-memory.
        !            57:   # Similarly, set $::subj_in_memory if the sub-journal file is expected
        !            58:   # to be in memory. These variables are used to calculate the expected
        !            59:   # number of open files in the test cases below.
        !            60:   #
        !            61:   set jrnl_in_memory [expr {[permutation] eq "inmemory_journal"}]
        !            62:   set subj_in_memory [expr {$jrnl_in_memory || $TEMP_STORE>=2}]
        !            63: 
        !            64:   db close
        !            65:   sqlite3 db test.db
        !            66: } {}
        !            67: do_test tempdb-2.2 {
        !            68:   execsql {
        !            69:     CREATE TABLE t1 (a PRIMARY KEY, b, c);
        !            70:     CREATE TABLE t2 (a, b, c);
        !            71:     BEGIN;
        !            72:       INSERT INTO t1 VALUES(1, 2, 3);
        !            73:       INSERT INTO t1 VALUES(4, 5, 6);
        !            74:       INSERT INTO t2 VALUES(7, 8, 9);
        !            75:       INSERT INTO t2 SELECT * FROM t1;
        !            76:   }
        !            77:   catchsql { INSERT INTO t1 SELECT * FROM t2 }
        !            78:   set sqlite_open_file_count
        !            79: } [expr 1 + (0==$jrnl_in_memory) + (0==$subj_in_memory)]
        !            80: do_test tempdb-2.3 {
        !            81:   execsql {
        !            82:     PRAGMA temp_store = 'memory';
        !            83:     ROLLBACK;
        !            84:     BEGIN;
        !            85:       INSERT INTO t1 VALUES(1, 2, 3);
        !            86:       INSERT INTO t1 VALUES(4, 5, 6);
        !            87:       INSERT INTO t2 SELECT * FROM t1;
        !            88:   }
        !            89:   catchsql { INSERT INTO t1 SELECT * FROM t2 }
        !            90:   set sqlite_open_file_count
        !            91: } [expr 1 + (0==$jrnl_in_memory)]
        !            92: 
        !            93: finish_test