SQLite

Artifact 5722f9da159adc271af2b0e658ab0455253f63f8613b6016b2963685c813081d:

• File test/reuse2.test — part of check-in [2ebeb74783] at 2019-02-11 19:34:38 on branch reuse-schema — Add eponymous virtual table "schemapool". For inspecting the current contents of the schema-pool. (user: dan size: 2867)

# 2017 August 9
#
# 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.
#
#***********************************************************************
#
#


set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix reuse2

do_execsql_test 1.0 {
  CREATE TABLE t1(x INTEGER PRIMARY KEY, y UNIQUE, z);
  CREATE INDEX i1 ON t1(z);
  PRAGMA schema_version;
} {2}

do_test 1.2 {
  catch { db close }
  catch { db2 close }
  sqlite3 db2 test.db -reuse-schema 1
  sqlite3 db  test.db -reuse-schema 1
} {}

do_execsql_test -db db2 1.3.1 {
  INSERT INTO t1 VALUES(1, 2, 3);
}

do_execsql_test -db db2 1.3.2 {
  INSERT INTO t1 VALUES(4, 5, 6);
}

do_execsql_test 1.3.3 {
  SELECT * FROM t1;
} {1 2 3 4 5 6}

#--------------------------------------------------------------------------
reset_db
ifcapable fts5 {
  do_execsql_test 2.0 {
    CREATE VIRTUAL TABLE ft USING fts5(c);
    INSERT INTO ft VALUES('one two three');
  }
  db close
  sqlite3 db test.db -reuse-schema 1

  do_execsql_test 2.1 {
    SELECT * FROM ft
  } {{one two three}}
}

#--------------------------------------------------------------------------
reset_db
do_execsql_test 3.0 {
  CREATE TABLE t1(x INTEGER PRIMARY KEY, y UNIQUE, z);
  CREATE INDEX i1 ON t1(z);
  PRAGMA schema_version;
} {2}

do_test 3.1 {
  sqlite3 db1 test.db -reuse-schema 1
  sqlite3 db2 test.db -reuse-schema 1
} {}

do_execsql_test -db db1 3.2.1 { SELECT * FROM t1 }
do_execsql_test -db db2 3.2.2 { SELECT * FROM t1 }

register_schemapool_module db
do_execsql_test 3.3 { 
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool;
} {nref=2 nschema=1}

sqlite3 db3 test.db -reuse-schema 1
register_schemapool_module db3

do_execsql_test 3.5 { 
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool;
} {nref=2 nschema=1}

do_execsql_test -db db3 3.6 { 
  SELECT * FROM t1;
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool;
} {nref=3 nschema=1}

do_execsql_test 3.7 { 
  CREATE TABLE t2(x);
}

do_execsql_test 3.8 { 
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool;
} {nref=3 nschema=1}

do_execsql_test -db db1 3.9.1 { SELECT * FROM t1 }
do_execsql_test 3.9.2 { 
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool ORDER BY 1;
} {nref=1 nschema=1 nref=2 nschema=1}

do_execsql_test -db db2 3.10.1 { SELECT * FROM t1 }
do_execsql_test 3.10.2 { 
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool ORDER BY 1;
} {nref=1 nschema=1 nref=2 nschema=1}

do_execsql_test -db db3 3.11.1 { SELECT * FROM t1 }
do_execsql_test 3.11.2 { 
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool ORDER BY 1;
} {nref=3 nschema=1}

finish_test