xref: /illumos-gate/usr/src/lib/libsqlite/test/btree4.test (revision d48be21240dfd051b689384ce2b23479d757f2d8) 
1#
2# 2002 December 03
3#
4# The author disclaims copyright to this source code.  In place of
5# a legal notice, here is a blessing:
6#
7#    May you do good and not evil.
8#    May you find forgiveness for yourself and forgive others.
9#    May you share freely, never taking more than you give.
10#
11#***********************************************************************
12# This file implements regression tests for SQLite library.  The
13# focus of this script is btree database backend
14#
15# This file focuses on testing the sqliteBtreeNext() and
16# sqliteBtreePrevious() procedures and making sure they are able
17# to step through an entire table from either direction.
18#
19# $Id: btree4.test,v 1.1 2002/12/04 13:40:27 drh Exp $
20
21
22set testdir [file dirname $argv0]
23source $testdir/tester.tcl
24
25if {[info commands btree_open]!=""} {
26
27# Open a test database.
28#
29file delete -force test1.bt
30file delete -force test1.bt-journal
31set b1 [btree_open test1.bt]
32btree_begin_transaction $::b1
33
34set data {abcdefghijklmnopqrstuvwxyz0123456789}
35append data $data
36append data $data
37append data $data
38append data $data
39
40foreach N {10 100 1000} {
41  btree_clear_table $::b1 2
42  set ::c1 [btree_cursor $::b1 2 1]
43  do_test btree4-$N.1 {
44    for {set i 1} {$i<=$N} {incr i} {
45      btree_insert $::c1 [format k-%05d $i] $::data-$i
46    }
47    btree_first $::c1
48    btree_key $::c1
49  } {k-00001}
50  do_test btree4-$N.2 {
51    btree_data $::c1
52  } $::data-1
53  for {set i 2} {$i<=$N} {incr i} {
54    do_test btree-$N.3.$i.1 {
55      btree_next $::c1
56    } 0
57    do_test btree-$N.3.$i.2 {
58      btree_key $::c1
59    } [format k-%05d $i]
60    do_test btree-$N.3.$i.3 {
61      btree_data $::c1
62    } $::data-$i
63  }
64  do_test btree4-$N.4 {
65    btree_next $::c1
66  } 1
67  do_test btree4-$N.5 {
68    btree_last $::c1
69  } 0
70  do_test btree4-$N.6 {
71    btree_key $::c1
72  } [format k-%05d $N]
73  do_test btree4-$N.7 {
74    btree_data $::c1
75  } $::data-$N
76  for {set i [expr {$N-1}]} {$i>=1} {incr i -1} {
77    do_test btree4-$N.8.$i.1 {
78      btree_prev $::c1
79    } 0
80    do_test btree4-$N.8.$i.2 {
81      btree_key $::c1
82    } [format k-%05d $i]
83    do_test btree4-$N.8.$i.3 {
84      btree_data $::c1
85    } $::data-$i
86  }
87  do_test btree4-$N.9 {
88    btree_prev $::c1
89  } 1
90  btree_close_cursor $::c1
91}
92
93btree_rollback $::b1
94btree_pager_ref_dump $::b1
95btree_close $::b1
96
97} ;# end if( not mem: and has pager_open command );
98
99finish_test
100