# 2013-11-26
#
# 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.
#
#***********************************************************************
#
# Requirements testing for WITHOUT ROWID tables.
#

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


# EVIDENCE-OF: R-36924-43758 By default, every row in SQLite has a
# special column, usually called the "rowid", that uniquely identifies
# that row within the table.
#
# EVIDENCE-OF: R-32341-39358 However if the phrase "WITHOUT ROWID" is
# added to the end of a CREATE TABLE statement, then the special "rowid"
# column is omitted.
#
do_execsql_test without_rowid5-1.1 {
  CREATE TABLE t1(a PRIMARY KEY,b,c);
  CREATE TABLE t1w(a PRIMARY KEY,b,c) WITHOUT ROWID;
  INSERT INTO t1 VALUES(1565,681,1148),(1429,1190,1619),(425,358,1306);
  INSERT INTO t1w SELECT a,b,c FROM t1;
  SELECT rowid, _rowid_, oid FROM t1 ORDER BY a DESC;
} {1 1 1 2 2 2 3 3 3}
do_catchsql_test without_rowid5-1.2 {
  SELECT rowid FROM t1w;
} {1 {no such column: rowid}}
do_catchsql_test without_rowid5-1.3 {
  SELECT _rowid_ FROM t1w;
} {1 {no such column: _rowid_}}
do_catchsql_test without_rowid5-1.4 {
  SELECT oid FROM t1w;
} {1 {no such column: oid}}

# EVIDENCE-OF: R-00217-01605 To create a WITHOUT ROWID table, simply add
# the keywords "WITHOUT ROWID" to the end of the CREATE TABLE statement.
# For example: CREATE TABLE IF NOT EXISTS wordcount( word TEXT PRIMARY
# KEY, cnt INTEGER ) WITHOUT ROWID;
#
do_execsql_test without_rowid5-2.1 {
  CREATE TABLE IF NOT EXISTS wordcount(
    word TEXT PRIMARY KEY,
    cnt INTEGER
  ) WITHOUT ROWID;
  INSERT INTO wordcount VALUES('one',1);
} {}
do_catchsql_test without_rowid5-2.2 {
  SELECT rowid FROM wordcount;
} {1 {no such column: rowid}}

# EVIDENCE-OF: R-24770-17719 As with all SQL syntax, the case of the
# keywords does not matter. One can write "WITHOUT rowid" or "without
# rowid" or "WiThOuT rOwId" and it will mean the same thing.
#
do_execsql_test without_rowid5-2.3 {
  CREATE TABLE IF NOT EXISTS wordcount_b(
    word TEXT PRIMARY KEY,
    cnt INTEGER
  ) WITHOUT rowid;
  INSERT INTO wordcount_b VALUES('one',1);
} {}
do_catchsql_test without_rowid5-2.4 {
  SELECT rowid FROM wordcount_b;
} {1 {no such column: rowid}}
do_execsql_test without_rowid5-2.5 {
  CREATE TABLE IF NOT EXISTS wordcount_c(
    word TEXT PRIMARY KEY,
    cnt INTEGER
  ) without rowid;
  INSERT INTO wordcount_c VALUES('one',1);
} {}
do_catchsql_test without_rowid5-2.6 {
  SELECT rowid FROM wordcount_c;
} {1 {no such column: rowid}}
do_execsql_test without_rowid5-2.7 {
  CREATE TABLE IF NOT EXISTS wordcount_d(
    word TEXT PRIMARY KEY,
    cnt INTEGER
  ) WITHOUT rowid;
  INSERT INTO wordcount_d VALUES('one',1);
} {}
do_catchsql_test without_rowid5-2.8 {
  SELECT rowid FROM wordcount_d;
} {1 {no such column: rowid}}

# EVIDENCE-OF: R-01418-51310 However, only "rowid" works as the keyword
# in the CREATE TABLE statement.
#
do_catchsql_test without_rowid5-3.1 {
  CREATE TABLE IF NOT EXISTS error1(
    word TEXT PRIMARY KEY,
    cnt INTEGER
  ) WITHOUT _rowid_;
} {1 {unknown table option: _rowid_}}  
do_catchsql_test without_rowid5-3.2 {
  CREATE TABLE IF NOT EXISTS error2(
    word TEXT PRIMARY KEY,
    cnt INTEGER
  ) WITHOUT oid;
} {1 {unknown table option: oid}}  

# EVIDENCE-OF: R-58033-17334 An error is raised if a CREATE TABLE
# statement with the WITHOUT ROWID clause lacks a PRIMARY KEY.
#
# EVIDENCE-OF: R-63443-09418 Every WITHOUT ROWID table must have a
# PRIMARY KEY.
#
# EVIDENCE-OF: R-27966-31616 An attempt to create a WITHOUT ROWID table
# without a PRIMARY KEY results in an error.
#
do_catchsql_test without_rowid5-4.1 {
  CREATE TABLE IF NOT EXISTS error3(
    word TEXT UNIQUE,
    cnt INTEGER
  ) WITHOUT ROWID;
} {1 {PRIMARY KEY missing on table error3}}

# EVIDENCE-OF: R-48230-36247 The special behaviors associated "INTEGER
# PRIMARY KEY" do not apply on WITHOUT ROWID tables.
#
do_execsql_test without_rowid5-5.1 {
  CREATE TABLE ipk(key INTEGER PRIMARY KEY, val TEXT) WITHOUT ROWID;
  INSERT INTO ipk VALUES('rival','bonus'); -- ok to insert non-integer key
  SELECT * FROM ipk;
} {rival bonus}
do_catchsql_test without_rowid5-5.2 {
  INSERT INTO ipk VALUES(NULL,'sample'); -- no automatic generation of keys
} {1 {NOT NULL constraint failed: ipk.key}}

# EVIDENCE-OF: R-33142-02092 AUTOINCREMENT does not work on WITHOUT
# ROWID tables.
#
# EVIDENCE-OF: R-53084-07740 An error is raised if the "AUTOINCREMENT"
# keyword is used in the CREATE TABLE statement for a WITHOUT ROWID
# table.
#
do_catchsql_test without_rowid5-5.3 {
  CREATE TABLE ipk2(key INTEGER PRIMARY KEY AUTOINCREMENT, val TEXT)WITHOUT ROWID;
} {1 {AUTOINCREMENT not allowed on WITHOUT ROWID tables}}

# EVIDENCE-OF: R-27831-00579 NOT NULL is enforced on every column of the
# PRIMARY KEY in a WITHOUT ROWID table.
#
# EVIDENCE-OF: R-29781-51289 So, ordinary rowid tables in SQLite violate
# the SQL standard and allow NULL values in PRIMARY KEY fields.
#
# EVIDENCE-OF: R-27472-62612 But WITHOUT ROWID tables do follow the
# standard and will throw an error on any attempt to insert a NULL into
# a PRIMARY KEY column.
#
do_execsql_test without_rowid5-5.4 {
  CREATE TABLE nn(a, b, c, d, e, PRIMARY KEY(c,a,e));
  CREATE TABLE nnw(a, b, c, d, e, PRIMARY KEY(c,a,e)) WITHOUT ROWID;
  INSERT INTO nn VALUES(1,2,3,4,5);
  INSERT INTO nnw VALUES(1,2,3,4,5);
} {}
do_execsql_test without_rowid5-5.5 {
  INSERT INTO nn VALUES(NULL, 3,4,5,6);
  INSERT INTO nn VALUES(3,4,NULL,7,8);
  INSERT INTO nn VALUES(4,5,6,7,NULL);
  SELECT count(*) FROM nn;
} {4}
do_catchsql_test without_rowid5-5.6 {
  INSERT INTO nnw VALUES(NULL, 3,4,5,6);
} {1 {NOT NULL constraint failed: nnw.a}}
do_catchsql_test without_rowid5-5.7 {
  INSERT INTO nnw VALUES(3,4,NULL,7,8)
} {1 {NOT NULL constraint failed: nnw.c}}
do_catchsql_test without_rowid5-5.8 {
  INSERT INTO nnw VALUES(4,5,6,7,NULL)
} {1 {NOT NULL constraint failed: nnw.e}}
do_execsql_test without_rowid5-5.9 {
  SELECT count(*) FROM nnw;
} {1}

# EVIDENCE-OF: R-12643-30541 The incremental blob I/O mechanism does not
# work for WITHOUT ROWID tables.
#
# EVIDENCE-OF: R-25760-33257 The sqlite3_blob_open() interface will fail
# for a WITHOUT ROWID table.
#
do_execsql_test without_rowid5-6.1 {
  CREATE TABLE b1(a INTEGER PRIMARY KEY, b BLOB) WITHOUT ROWID;
  INSERT INTO b1 VALUES(1,x'0102030405060708090a0b0c0d0e0f');
} {}
do_test without_rowid5-6.2 {
  set rc [catch {db incrblob b1 b 1} msg]
  lappend rc $msg
} {1 {cannot open table without rowid: b1}}


finish_test