wasCSharpSQLite – Blame information for rev 7
?pathlinks?
Rev | Author | Line No. | Line |
---|---|---|---|
1 | office | 1 | # 2007 May 14 |
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. The |
||
12 | # focus of this file is testing the built-in SUBSTR() functions. |
||
13 | # |
||
14 | # $Id: substr.test,v 1.7 2009/02/03 13:10:54 drh Exp $ |
||
15 | |||
16 | set testdir [file dirname $argv0] |
||
17 | source $testdir/tester.tcl |
||
18 | |||
19 | ifcapable !tclvar { |
||
20 | finish_test |
||
21 | return |
||
22 | } |
||
23 | |||
24 | # Create a table to work with. |
||
25 | # |
||
26 | execsql { |
||
27 | CREATE TABLE t1(t text, b blob) |
||
28 | } |
||
29 | proc substr-test {id string i1 i2 result} { |
||
30 | db eval { |
||
31 | DELETE FROM t1; |
||
32 | INSERT INTO t1(t) VALUES($string) |
||
33 | } |
||
34 | do_test substr-$id.1 [subst { |
||
35 | execsql { |
||
36 | SELECT substr(t, $i1, $i2) FROM t1 |
||
37 | } |
||
38 | }] [list $result] |
||
39 | set qstr '[string map {' ''} $string]' |
||
40 | do_test substr-$id.2 [subst { |
||
41 | execsql { |
||
42 | SELECT substr($qstr, $i1, $i2) |
||
43 | } |
||
44 | }] [list $result] |
||
45 | } |
||
46 | proc subblob-test {id hex i1 i2 hexresult} { |
||
47 | db eval " |
||
48 | DELETE FROM t1; |
||
49 | INSERT INTO t1(b) VALUES(x'$hex') |
||
50 | " |
||
51 | do_test substr-$id.1 [subst { |
||
52 | execsql { |
||
53 | SELECT hex(substr(b, $i1, $i2)) FROM t1 |
||
54 | } |
||
55 | }] [list $hexresult] |
||
56 | do_test substr-$id.2 [subst { |
||
57 | execsql { |
||
58 | SELECT hex(substr(x'$hex', $i1, $i2)) |
||
59 | } |
||
60 | }] [list $hexresult] |
||
61 | } |
||
62 | |||
63 | # Basic SUBSTR functionality |
||
64 | # |
||
65 | substr-test 1.1 abcdefg 1 1 a |
||
66 | substr-test 1.2 abcdefg 2 1 b |
||
67 | substr-test 1.3 abcdefg 1 2 ab |
||
68 | substr-test 1.4 abcdefg 1 100 abcdefg |
||
69 | substr-test 1.5 abcdefg 0 2 a |
||
70 | substr-test 1.6 abcdefg -1 1 g |
||
71 | substr-test 1.7 abcdefg -1 10 g |
||
72 | substr-test 1.8 abcdefg -5 3 cde |
||
73 | substr-test 1.9 abcdefg -7 3 abc |
||
74 | substr-test 1.10 abcdefg -100 98 abcde |
||
75 | substr-test 1.11 abcdefg 5 -1 d |
||
76 | substr-test 1.12 abcdefg 5 -4 abcd |
||
77 | substr-test 1.13 abcdefg 5 -5 abcd |
||
78 | substr-test 1.14 abcdefg -5 -1 b |
||
79 | substr-test 1.15 abcdefg -5 -2 ab |
||
80 | substr-test 1.16 abcdefg -5 -3 ab |
||
81 | substr-test 1.17 abcdefg 100 200 {} |
||
82 | substr-test 1.18 abcdefg 200 100 {} |
||
83 | |||
84 | # Make sure NULL is returned if any parameter is NULL |
||
85 | # |
||
86 | do_test substr-1.90 { |
||
87 | db eval {SELECT ifnull(substr(NULL,1,1),'nil')} |
||
88 | } nil |
||
89 | do_test substr-1.91 { |
||
90 | db eval {SELECT ifnull(substr(NULL,1),'nil')} |
||
91 | } nil |
||
92 | do_test substr-1.92 { |
||
93 | db eval {SELECT ifnull(substr('abcdefg',NULL,1),'nil')} |
||
94 | } nil |
||
95 | do_test substr-1.93 { |
||
96 | db eval {SELECT ifnull(substr('abcdefg',NULL),'nil')} |
||
97 | } nil |
||
98 | do_test substr-1.94 { |
||
99 | db eval {SELECT ifnull(substr('abcdefg',1,NULL),'nil')} |
||
100 | } nil |
||
101 | |||
102 | # Make sure everything works with long unicode characters |
||
103 | # |
||
104 | substr-test 2.1 \u1234\u2345\u3456 1 1 \u1234 |
||
105 | substr-test 2.2 \u1234\u2345\u3456 2 1 \u2345 |
||
106 | substr-test 2.3 \u1234\u2345\u3456 1 2 \u1234\u2345 |
||
107 | substr-test 2.4 \u1234\u2345\u3456 -1 1 \u3456 |
||
108 | substr-test 2.5 a\u1234b\u2345c\u3456c -5 3 b\u2345c |
||
109 | substr-test 2.6 a\u1234b\u2345c\u3456c -2 -3 b\u2345c |
||
110 | |||
111 | # Basic functionality for BLOBs |
||
112 | # |
||
113 | subblob-test 3.1 61626364656667 1 1 61 |
||
114 | subblob-test 3.2 61626364656667 2 1 62 |
||
115 | subblob-test 3.3 61626364656667 1 2 6162 |
||
116 | subblob-test 3.4 61626364656667 1 100 61626364656667 |
||
117 | subblob-test 3.5 61626364656667 0 2 61 |
||
118 | subblob-test 3.6 61626364656667 -1 1 67 |
||
119 | subblob-test 3.7 61626364656667 -1 10 67 |
||
120 | subblob-test 3.8 61626364656667 -5 3 636465 |
||
121 | subblob-test 3.9 61626364656667 -7 3 616263 |
||
122 | subblob-test 3.10 61626364656667 -100 98 6162636465 |
||
123 | subblob-test 3.11 61626364656667 100 200 {} |
||
124 | subblob-test 3.12 61626364656667 200 100 {} |
||
125 | |||
126 | # If these blobs were strings, then they would contain multi-byte |
||
127 | # characters. But since they are blobs, the substr indices refer |
||
128 | # to bytes. |
||
129 | # |
||
130 | subblob-test 4.1 61E188B462E28D8563E3919663 1 1 61 |
||
131 | subblob-test 4.2 61E188B462E28D8563E3919663 2 1 E1 |
||
132 | subblob-test 4.3 61E188B462E28D8563E3919663 1 2 61E1 |
||
133 | subblob-test 4.4 61E188B462E28D8563E3919663 -2 1 96 |
||
134 | subblob-test 4.5 61E188B462E28D8563E3919663 -5 4 63E39196 |
||
135 | subblob-test 4.6 61E188B462E28D8563E3919663 -100 98 61E188B462E28D8563E391 |
||
136 | |||
137 | # Two-argument SUBSTR |
||
138 | # |
||
139 | proc substr-2-test {id string idx result} { |
||
140 | db eval { |
||
141 | DELETE FROM t1; |
||
142 | INSERT INTO t1(t) VALUES($string) |
||
143 | } |
||
144 | do_test substr-$id.1 [subst { |
||
145 | execsql { |
||
146 | SELECT substr(t, $idx) FROM t1 |
||
147 | } |
||
148 | }] [list $result] |
||
149 | set qstr '[string map {' ''} $string]' |
||
150 | do_test substr-$id.2 [subst { |
||
151 | execsql { |
||
152 | SELECT substr($qstr, $idx) |
||
153 | } |
||
154 | }] [list $result] |
||
155 | } |
||
156 | substr-2-test 5.1 abcdefghijklmnop 5 efghijklmnop |
||
157 | substr-2-test 5.2 abcdef -5 bcdef |
||
158 | |||
159 | finish_test |