# 2001 September 15
#
# 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.
#
#***********************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this file is exercising the code in main.c.
#
# $Id: main.test,v 1.28 2008/01/22 23:37:10 drh Exp $

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

# Only do the next group of tests if the sqlite3_complete API is available
#
ifcapable {complete} {

# Tests of the sqlite_complete() function.
#
do_test main-1.1 {
  db complete {This is a test}
} {0}
do_test main-1.2 {
  db complete {
  }
} {1}
do_test main-1.3 {
  db complete {
     -- a comment ;
  }
} {1}
do_test main-1.4 {
  db complete {
     -- a comment ;
     ;
  }
} {1}
do_test main-1.5 {
  db complete {DROP TABLE 'xyz;}
} {0}
do_test main-1.6 {
  db complete {DROP TABLE 'xyz';}
} {1}
do_test main-1.7 {
  db complete {DROP TABLE "xyz;}
} {0}
do_test main-1.8 {
  db complete {DROP TABLE "xyz';}
} {0}
do_test main-1.9 {
  db complete {DROP TABLE "xyz";}
} {1}
do_test main-1.10 {
  db complete {DROP TABLE xyz; hi}
} {0}
do_test main-1.11 {
  db complete {DROP TABLE xyz; }
} {1}
do_test main-1.12 {
  db complete {DROP TABLE xyz; -- hi }
} {1}
do_test main-1.13 {
  db complete {DROP TABLE xyz; -- hi
  }
} {1}
do_test main-1.14 {
  db complete {SELECT a-b FROM t1; }
} {1}
do_test main-1.15 {
  db complete {SELECT a/e FROM t1 }
} {0}
do_test main-1.16 {
  db complete {
    CREATE TABLE abc(x,y);
  }
} {1}
ifcapable {trigger} {
  do_test main-1.17 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE abc BEGIN UPDATE pqr;
    }
  } {0}
  do_test main-1.18 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE abc BEGIN UPDATE pqr; END;
    }
  } {1}
  do_test main-1.19 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE abc BEGIN
         UPDATE pqr;
         unknown command;
    }
  } {0}
  do_test main-1.20 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE backend BEGIN
         UPDATE pqr;
    }
  } {0}
  do_test main-1.21 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE end BEGIN
         SELECT a, b FROM end;
    }
  } {0}
  do_test main-1.22 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE end BEGIN
         SELECT a, b FROM end;
      END;
    }
  } {1}
  do_test main-1.23 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE end BEGIN
         SELECT a, b FROM end;
      END;
      SELECT a, b FROM end;
    }
  } {1}
  do_test main-1.24 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE [;end;] BEGIN
         UPDATE pqr;
    }
  } {0}
  do_test main-1.25 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE backend BEGIN
         UPDATE cantor SET a=[;end;];;;
    }
  } {0}
  do_test main-1.26 {
    db complete {
      CREATE -- a comment
      TRIGGER exy AFTER DELETE backend BEGIN
         UPDATE pqr SET a=5;
    }
  } {0}
  do_test main-1.27.1 {
    db complete {
      CREATE -- a comment
      TRIGGERX tangentxx AFTER DELETE backend BEGIN
         UPDATE pqr SET a=5;
    }
  } {1}
  do_test main-1.27.2 {
    db complete {
      CREATE/**/TRIGGER tiger00 AFTER DELETE backend BEGIN
         UPDATE pqr SET a=5;
    }
  } {0}
  ifcapable {explain} {
    do_test main-1.27.3 {
      db complete {
        /* */ EXPLAIN -- A comment
        CREATE/**/TRIGGER ezxyz12 AFTER DELETE backend BEGIN
           UPDATE pqr SET a=5;
      }
    } {0}
  }
  do_test main-1.27.4 {
    db complete {
      BOGUS token
      CREATE  TRIGGER xyz AFTER DELETE backend BEGIN
         UPDATE pqr SET a=5;
    }
  } {1}
  ifcapable {explain} {
    do_test main-1.27.5 {
      db complete {
        EXPLAIN 
        CREATE TEMP TRIGGER xyz AFTER DELETE backend BEGIN
           UPDATE pqr SET a=5;
      }
    } {0}
  }
  do_test main-1.28 {
    db complete {
      CREATE TEMPORARY TRIGGER xyz AFTER DELETE backend BEGIN
         UPDATE pqr SET a=5;
    }
  } {0}
  do_test main-1.29 {
    db complete {
      CREATE TRIGGER xyz AFTER DELETE backend BEGIN
         UPDATE pqr SET a=5;
         EXPLAIN select * from xyz;
    }
  } {0}

} ;# end ifcapable {complete}

}
do_test main-1.30 {
  db complete {
     CREATE TABLE /* In comment ; */
  }
} {0}
do_test main-1.31 {
  db complete {
     CREATE TABLE /* In comment ; */ hi;
  }
} {1}
do_test main-1.31 {
  db complete {
     CREATE TABLE /* In comment ; */;
  }
} {1}
do_test main-1.32 {
  db complete {
     stuff;
     /*
       CREATE TABLE
       multiple lines
       of text
     */
  }
} {1}
do_test main-1.33 {
  db complete {
     /*
       CREATE TABLE
       multiple lines
       of text;
  }
} {0}
do_test main-1.34 {
  db complete {
     /*
       CREATE TABLE
       multiple lines "*/
       of text;
  }
} {1}
do_test main-1.35 {
  db complete {hi /**/ there;}
} {1}
do_test main-1.36 {
  db complete {hi there/***/;}
} {1}
do_test main-1.37 {
  db complete {hi there/**}
} {0}
do_test main-1.38 {
  db complete {hi [there}
} {0}

ifcapable {trigger} {
  # Characters less than \040 can never be part of an identifier.
  # Characters greater than \u177 are always identifier characters.
  do_test main-1.100 {
    db complete "create \037\036\035\034trigger\001\002;"
  } {1}
  do_test main-1.101 {
    db complete "create trigger\200;"
  } {1}
  do_test main-1.102 {
    db complete "create \200trigger;"
  } {1}
}


# Try to open a database with a corrupt database file.
#
do_test main-2.0 {
  catch {db close}
  file delete -force test.db
  set fd [open test.db w]
  puts $fd hi!
  close $fd
  set v [catch {sqlite3 db test.db} msg]
  if {$v} {lappend v $msg} {lappend v {}}
} {0 {}}

# Here are some tests for tokenize.c.  
#
do_test main-3.1 {
  catch {db close}
  foreach f [glob -nocomplain testdb/*] {file delete -force $f}
  file delete -force testdb
  sqlite3 db testdb
  set v [catch {execsql {SELECT * from T1 where x!!5}} msg]
  lappend v $msg
} {1 {unrecognized token: "!!"}}
do_test main-3.2 {
  catch {db close}
  foreach f [glob -nocomplain testdb/*] {file delete -force $f}
  file delete -force testdb
  sqlite3 db testdb
  set v [catch {execsql {SELECT * from T1 where ^x}} msg]
  lappend v $msg
} {1 {unrecognized token: "^"}}
do_test main-3.2.2 {
  catchsql {select 'abc}
} {1 {unrecognized token: "'abc"}}
do_test main-3.2.3 {
  catchsql {select "abc}
} {1 {unrecognized token: ""abc"}}
do_test main-3.2.4 {
  catchsql {select [abc}
} {1 {unrecognized token: "[abc"}}
do_test main-3.2.5 {
  catchsql {select x'4869}
} {1 {unrecognized token: "x'4869"}}
do_test main-3.2.6 {
  catchsql {select x'4869'}
} {0 Hi}
do_test main-3.2.7 {
  catchsql {select x'48695'}
} {1 {unrecognized token: "x'48695'"}}
do_test main-3.2.8 {
  catchsql {select x'486x'}
} {1 {unrecognized token: "x'486x'"}}
do_test main-3.2.9 {
  catchsql {select $abc(}
} {1 {unrecognized token: "$abc("}}
do_test main-3.2.10 {
  catchsql {select $abc(x}
} {1 {unrecognized token: "$abc(x"}}
set xyz 123
do_test main-3.2.11 {
  catchsql {select $::xyz}
} {0 123}
namespace eval ::testnamespace {
  variable xyz 321
}
do_test main-3.2.12 {
  catchsql {select $testnamespace::xyz}
} {0 321}
do_test main-3.2.13 {
  catchsql {select $(abc)}
} {1 {unrecognized token: "$"}}
breakpoint
do_test main-3.2.14 {
  set hi\u1234x 987
  db eval "select \$hi\u1234x"
} {987}
do_test main-3.2.15 {
  catchsql "select 456\u1234"
} [list 1 "unrecognized token: \"456\u1234\""]
do_test main-3.2.16 {
  catchsql {select cast(3.14e+4 AS integer)}
} {0 31400}
do_test main-3.2.17 {
  catchsql {select cast(3.14e+04 AS integer)}
} {0 31400}
do_test main-3.2.18 {
  catchsql {select cast(3.14e+004 AS integer)}
} {0 31400}
do_test main-3.2.19 {
  catchsql {select cast(3.14e4 AS integer)}
} {0 31400}
do_test main-3.2.20 {
  catchsql {select cast(3.14e04 AS integer)}
} {0 31400}
do_test main-3.2.21 {
  catchsql {select cast(3.14e004 AS integer)}
} {0 31400}
do_test main-3.2.16 {
  catchsql {select cast(3.14E+4 AS integer)}
} {0 31400}
do_test main-3.2.17 {
  catchsql {select cast(3.14E+04 AS integer)}
} {0 31400}
do_test main-3.2.18 {
  catchsql {select cast(3.14E+004 AS integer)}
} {0 31400}
do_test main-3.2.19 {
  catchsql {select cast(3.14E4 AS integer)}
} {0 31400}
do_test main-3.2.20 {
  catchsql {select cast(3.14E04 AS integer)}
} {0 31400}
do_test main-3.2.21 {
  catchsql {select cast(3.14E004 AS integer)}
} {0 31400}
do_test main-3.2.22 {
  catchsql {select cast(3.14e-4 * 1e8 AS integer)}
} {0 31400}
do_test main-3.2.23 {
  catchsql {select cast(3.14E-04 * 1E08 AS integer)}
} {0 31400}
do_test main-3.2.24 {
  catchsql {select cast(3.14e-004 * 01.0E+8 AS integer)}
} {0 31400}
do_test main-3.2.25 {
  catchsql {select 123/*abc}
} {0 123}
do_test main-3.2.26 {
  catchsql {select 123/***abc}
} {0 123}
do_test main-3.2.27 {
  catchsql {select 123/*/*2}
} {0 123}
do_test main-3.2.28 {
  catchsql {select 123/**/*2}
} {0 246}
do_test main-3.2.29 {
  catchsql {select 123/}
} {1 {near "/": syntax error}}
do_test main-3.2.30 {
  catchsql {select 123--5}
} {0 123}


do_test main-3.3 {
  catch {db close}
  foreach f [glob -nocomplain testdb/*] {file delete -force $f}
  file delete -force testdb
  sqlite3 db testdb
  execsql {
    create table T1(X REAL);  /* C-style comments allowed */
    insert into T1 values(0.5);
    insert into T1 values(0.5e2);
    insert into T1 values(0.5e-002);
    insert into T1 values(5e-002);
    insert into T1 values(-5.0e-2);
    insert into T1 values(-5.1e-2);
    insert into T1 values(0.5e2);
    insert into T1 values(0.5E+02);
    insert into T1 values(5E+02);
    insert into T1 values(5.0E+03);
    select x*10 from T1 order by x*5;
  }
} {-0.51 -0.5 0.05 0.5 5.0 500.0 500.0 500.0 5000.0 50000.0}
do_test main-3.4 {
  set v [catch {execsql {create bogus}} msg]
  lappend v $msg
} {1 {near "bogus": syntax error}}
do_test main-3.5 {
  set v [catch {execsql {create}} msg]
  lappend v $msg
} {1 {near "create": syntax error}}
do_test main-3.6 {
  catchsql {SELECT 'abc' + #9}
} {1 {near "#9": syntax error}}

# The following test-case tests the linked list code used to manage
# sqlite3_vfs structures.
if {$::tcl_platform(platform)=="unix"} {
  ifcapable threadsafe {
    do_test main-4.1 {
      sqlite3_crash_enable 1
      sqlite3_crash_enable 0
    
      sqlite3async_enable 1
      sqlite3async_enable 0
    
      sqlite3_crash_enable 1
      sqlite3async_enable 1
      sqlite3_crash_enable 0
      sqlite3async_enable 0
    
      sqlite3_crash_enable 1
      sqlite3async_enable 1
      sqlite3async_enable 0
      sqlite3_crash_enable 0
    
      sqlite3async_enable 1
      sqlite3_crash_enable 1
      sqlite3_crash_enable 0
      sqlite3async_enable 0
    
      sqlite3async_enable 1
      sqlite3_crash_enable 1
      sqlite3async_enable 0
      sqlite3_crash_enable 0
    } {}
    do_test main-4.2 {
      set rc [catch {sqlite3 db test.db -vfs crash} msg]
      list $rc $msg
    } {1 {no such vfs: crash}}
    do_test main-4.3 {
      set rc [catch {sqlite3 db test.db -vfs async} msg]
      list $rc $msg
    } {1 {no such vfs: async}}
  }
}
    
finish_test
