gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/tkt-78e04e52ea.test (about)

     1  # 2009 December 8
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #***********************************************************************
    11  # This file implements regression tests for SQLite library.
    12  #
    13  # Verify that we can create zero-length tables.
    14  #
    15  
    16  set testdir [file dirname $argv0]
    17  source $testdir/tester.tcl
    18  
    19  do_test tkt-78e04-1.0 {
    20    execsql {
    21      CREATE TABLE ""("" UNIQUE, x CHAR(100));
    22      CREATE TABLE t2(x);
    23      INSERT INTO ""("") VALUES(1);
    24      INSERT INTO t2 VALUES(2);
    25      SELECT * FROM "", t2;
    26    }
    27  } {1 {} 2}
    28  do_test tkt-78e04-1.1 {
    29    catchsql {
    30      INSERT INTO ""("") VALUES(1);
    31    }
    32  } {1 {UNIQUE constraint failed: .}}
    33  do_test tkt-78e04-1.2 {
    34    execsql {
    35      PRAGMA table_info("");
    36    }
    37  } {0 {} {} 0 {} 0 1 x CHAR(100) 0 {} 0}
    38  do_test tkt-78e04-1.3 {
    39    execsql {
    40      CREATE INDEX i1 ON ""("" COLLATE nocase);
    41    }
    42  } {}
    43  do_test tkt-78e04-1.4 {
    44   db eval {EXPLAIN QUERY PLAN SELECT "" FROM "" WHERE "" LIKE '1e5%';}
    45  } {/*SCAN  USING COVERING INDEX i1*/}
    46  do_test tkt-78e04-1.5 {
    47    execsql {
    48      DROP TABLE "";
    49      SELECT name FROM sqlite_master;
    50    }
    51  } {t2}
    52  
    53  do_test tkt-78e04-2.1 {
    54    execsql {
    55      CREATE INDEX "" ON t2(x);
    56      EXPLAIN QUERY PLAN SELECT * FROM t2 WHERE x=5;
    57    }
    58  } {/*SEARCH t2 USING COVERING INDEX  (x=?)*/}
    59  do_test tkt-78e04-2.2 {
    60    execsql {
    61      DROP INDEX "";
    62      EXPLAIN QUERY PLAN SELECT * FROM t2 WHERE x=2;
    63    }
    64  } {/*SCAN t2*/}
    65  
    66  finish_test