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Overview
Comment:Add a test case to join.test. No code changes, no bugs found. (CVS 5384)
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SHA1: 417aa1580abec8cc335dcb6ac36245c081a31ef8
User & Date: danielk1977 2008-07-09 14:47:21
Context
2008-07-09
16:51
Test coverage improvements on printf. (CVS 5385) check-in: 2d8f7beb user: drh tags: trunk
14:47
Add a test case to join.test. No code changes, no bugs found. (CVS 5384) check-in: 417aa158 user: danielk1977 tags: trunk
13:28
Begin adding the failsafe() macro. (CVS 5383) check-in: 8aae4fe7 user: drh tags: trunk
Changes
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Changes to test/join.test.

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#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for joins, including outer joins.
#
# $Id: join.test,v 1.23 2008/07/08 23:40:20 drh Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

do_test join-1.1 {
  execsql {
    CREATE TABLE t1(a,b,c);
................................................................................
        EXCEPT
        SELECT * FROM t12 NATURAL LEFT JOIN v13;
    }
  } {}
} ;# ifcapable view
} ;# ifcapable compound


# Ticket #1697:  Left Join WHERE clause terms that contain an
# aggregate subquery.
#
ifcapable subquery {
do_test join-10.1 {
  execsql {
    CREATE TABLE t21(a,b,c);
    CREATE TABLE t22(p,q);
    CREATE INDEX i22 ON t22(q);
    SELECT a FROM t21 LEFT JOIN t22 ON b=p WHERE q=
       (SELECT max(m.q) FROM t22 m JOIN t21 n ON n.b=m.p WHERE n.c=1);
  }  
} {}




















} ;# ifcapable subquery

finish_test







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#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for joins, including outer joins.
#
# $Id: join.test,v 1.24 2008/07/09 14:47:21 danielk1977 Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

do_test join-1.1 {
  execsql {
    CREATE TABLE t1(a,b,c);
................................................................................
        EXCEPT
        SELECT * FROM t12 NATURAL LEFT JOIN v13;
    }
  } {}
} ;# ifcapable view
} ;# ifcapable compound

ifcapable subquery {
  # Ticket #1697:  Left Join WHERE clause terms that contain an
  # aggregate subquery.
  #

  do_test join-10.1 {
    execsql {
      CREATE TABLE t21(a,b,c);
      CREATE TABLE t22(p,q);
      CREATE INDEX i22 ON t22(q);
      SELECT a FROM t21 LEFT JOIN t22 ON b=p WHERE q=
         (SELECT max(m.q) FROM t22 m JOIN t21 n ON n.b=m.p WHERE n.c=1);
    }  
  } {}

  # Test a LEFT JOIN when the right-hand side of hte join is an empty
  # sub-query. Seems fine.
  #
  do_test join-10.2 {
    execsql {
      CREATE TABLE t23(a, b, c);
      CREATE TABLE t24(a, b, c);
      INSERT INTO t23 VALUES(1, 2, 3);
    }
    execsql {
      SELECT * FROM t23 LEFT JOIN t24;
    }
  } {1 2 3 {} {} {}}
  do_test join-10.3 {
    execsql {
      SELECT * FROM t23 LEFT JOIN (SELECT * FROM t24);
    }
  } {1 2 3 {} {} {}}

} ;# ifcapable subquery

finish_test