# 2018-04-17
#
# 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.
#
#***********************************************************************
#
# Test cases for UPSERT

set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix upsert2

foreach {tn sql} {
  1 { CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c UNIQUE) }
  2 { CREATE TABLE t1(a INT PRIMARY KEY, b, c UNIQUE) }
  3 { CREATE TABLE t1(a INT PRIMARY KEY, b, c UNIQUE) WITHOUT ROWID}
} {
  reset_db
  execsql $sql

  do_execsql_test 1.$tn.0 {
    INSERT INTO t1 VALUES(1, NULL, 'one');
    INSERT INTO t1 VALUES(2, NULL, 'two');
    INSERT INTO t1 VALUES(3, NULL, 'three');
  }
  
  do_execsql_test 1.$tn.1 {
    INSERT INTO t1 VALUES(1, NULL, 'xyz') ON CONFLICT DO NOTHING;
    SELECT * FROM t1;
  } {
    1 {} one 2 {} two 3 {} three
  }
  
  do_execsql_test 1.$tn.2 {
    INSERT INTO t1 VALUES(4, NULL, 'two') ON CONFLICT DO NOTHING;
    SELECT * FROM t1;
  } {
    1 {} one 2 {} two 3 {} three
  }
  
  do_execsql_test 1.$tn.3 {
    INSERT INTO t1 VALUES(4, NULL, 'two') ON CONFLICT (c) DO UPDATE SET b = 1;
    SELECT * FROM t1;
  } {
    1 {} one 2 1 two 3 {} three
  }
  
  do_execsql_test 1.$tn.4 {
    INSERT INTO t1 VALUES(2, NULL, 'zero') ON CONFLICT (a) DO UPDATE SET b=2;
    SELECT * FROM t1;
  } {1 {} one 2 2 two 3 {} three}

  do_catchsql_test 1.$tn.5 {
    INSERT INTO t1 VALUES(2, NULL, 'zero') ON CONFLICT (a) 
      DO UPDATE SET c = 'one';
  } {1 {UNIQUE constraint failed: t1.c}}

  do_execsql_test 1.$tn.6 {
    SELECT * FROM t1;
  } {1 {} one 2 2 two 3 {} three}
}

finish_test