wasCSharpSQLite – Blame information for rev 7
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Rev | Author | Line No. | Line |
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1 | office | 1 | # 2008 June 9 |
2 | # |
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3 | # The author disclaims copyright to this source code. In place of |
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4 | # a legal notice, here is a blessing: |
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5 | # |
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6 | # May you do good and not evil. |
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7 | # May you find forgiveness for yourself and forgive others. |
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8 | # May you share freely, never taking more than you give. |
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9 | # |
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10 | #*********************************************************************** |
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11 | # |
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12 | # Test that it is possible to have two open blob handles on a single |
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13 | # blob object. |
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14 | # |
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15 | # $Id: incrblob2.test,v 1.11 2009/06/29 06:00:37 danielk1977 Exp $ |
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16 | # |
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17 | |||
18 | set testdir [file dirname $argv0] |
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19 | source $testdir/tester.tcl |
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20 | |||
21 | ifcapable {!autovacuum || !pragma || !incrblob} { |
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22 | finish_test |
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23 | return |
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24 | } |
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25 | |||
26 | do_test incrblob2-1.0 { |
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27 | execsql { |
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28 | CREATE TABLE blobs(id INTEGER PRIMARY KEY, data BLOB); |
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29 | INSERT INTO blobs VALUES(NULL, zeroblob(5000)); |
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30 | INSERT INTO blobs VALUES(NULL, zeroblob(5000)); |
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31 | INSERT INTO blobs VALUES(NULL, zeroblob(5000)); |
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32 | INSERT INTO blobs VALUES(NULL, zeroblob(5000)); |
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33 | } |
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34 | } {} |
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35 | |||
36 | foreach iOffset [list 0 256 4094] { |
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37 | do_test incrblob2-1.$iOffset.1 { |
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38 | set fd [db incrblob blobs data 1] |
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39 | puts $fd "[string repeat x $iOffset]SQLite version 3.6.0" |
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40 | close $fd |
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41 | } {} |
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42 | |||
43 | do_test incrblob2-1.$iOffset.2 { |
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44 | set fd1 [db incrblob blobs data 1] |
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45 | set fd2 [db incrblob blobs data 1] |
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46 | fconfigure $fd1 -buffering none |
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47 | fconfigure $fd2 -buffering none |
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48 | if {$iOffset != 0} { |
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49 | seek $fd2 $iOffset start |
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50 | seek $fd1 $iOffset start |
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51 | } |
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52 | read $fd1 6 |
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53 | } {SQLite} |
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54 | |||
55 | do_test incrblob2-1.$iOffset.3 { |
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56 | read $fd2 6 |
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57 | } {SQLite} |
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58 | |||
59 | do_test incrblob2-1.$iOffset.4 { |
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60 | seek $fd2 $iOffset start |
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61 | seek $fd1 $iOffset start |
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62 | puts -nonewline $fd2 "etiLQS" |
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63 | } {} |
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64 | |||
65 | |||
66 | do_test incrblob2-1.$iOffset.5 { |
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67 | seek $fd1 $iOffset start |
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68 | read $fd1 6 |
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69 | } {etiLQS} |
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70 | |||
71 | do_test incrblob2-1.$iOffset.6 { |
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72 | seek $fd2 $iOffset start |
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73 | read $fd2 6 |
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74 | } {etiLQS} |
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75 | |||
76 | do_test incrblob2-1.$iOffset.7 { |
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77 | seek $fd1 $iOffset start |
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78 | read $fd1 6 |
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79 | } {etiLQS} |
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80 | |||
81 | do_test incrblob2-1.$iOffset.8 { |
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82 | close $fd1 |
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83 | close $fd2 |
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84 | } {} |
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85 | } |
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86 | |||
87 | #-------------------------------------------------------------------------- |
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88 | |||
89 | foreach iOffset [list 0 256 4094] { |
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90 | |||
91 | do_test incrblob2-2.$iOffset.1 { |
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92 | set fd1 [db incrblob blobs data 1] |
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93 | seek $fd1 [expr $iOffset - 5000] end |
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94 | fconfigure $fd1 -buffering none |
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95 | |||
96 | set fd2 [db incrblob blobs data 1] |
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97 | seek $fd2 [expr $iOffset - 5000] end |
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98 | fconfigure $fd2 -buffering none |
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99 | |||
100 | puts -nonewline $fd1 "123456" |
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101 | } {} |
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102 | |||
103 | do_test incrblob2-2.$iOffset.2 { |
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104 | read $fd2 6 |
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105 | } {123456} |
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106 | |||
107 | do_test incrblob2-2.$iOffset.3 { |
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108 | close $fd1 |
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109 | close $fd2 |
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110 | } {} |
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111 | } |
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112 | |||
113 | do_test incrblob2-3.1 { |
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114 | set fd1 [db incrblob blobs data 1] |
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115 | fconfigure $fd1 -buffering none |
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116 | } {} |
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117 | do_test incrblob2-3.2 { |
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118 | execsql { |
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119 | INSERT INTO blobs VALUES(5, zeroblob(10240)); |
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120 | } |
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121 | } {} |
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122 | do_test incrblob2-3.3 { |
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123 | set rc [catch { read $fd1 6 } msg] |
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124 | list $rc $msg |
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125 | } {0 123456} |
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126 | do_test incrblob2-3.4 { |
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127 | close $fd1 |
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128 | } {} |
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129 | |||
130 | #-------------------------------------------------------------------------- |
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131 | # The following tests - incrblob2-4.* - test that blob handles are |
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132 | # invalidated at the correct times. |
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133 | # |
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134 | do_test incrblob2-4.1 { |
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135 | unset -nocomplain data |
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136 | db eval BEGIN |
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137 | db eval { CREATE TABLE t1(id INTEGER PRIMARY KEY, data BLOB); } |
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138 | for {set ii 1} {$ii < 100} {incr ii} { |
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139 | set data [string repeat "blob$ii" 500] |
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140 | db eval { INSERT INTO t1 VALUES($ii, $data) } |
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141 | } |
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142 | db eval COMMIT |
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143 | } {} |
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144 | |||
145 | proc aborted_handles {} { |
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146 | global handles |
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147 | |||
148 | set aborted {} |
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149 | for {set ii 1} {$ii < 100} {incr ii} { |
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150 | set str "blob$ii" |
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151 | set nByte [string length $str] |
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152 | set iOffset [expr $nByte * $ii * 2] |
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153 | |||
154 | set rc [catch {sqlite3_blob_read $handles($ii) $iOffset $nByte} msg] |
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155 | if {$rc && $msg eq "SQLITE_ABORT"} { |
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156 | lappend aborted $ii |
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157 | } else { |
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158 | if {$rc || $msg ne $str} { |
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159 | error "blob $ii: $msg" |
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160 | } |
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161 | } |
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162 | } |
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163 | set aborted |
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164 | } |
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165 | |||
166 | do_test incrblob2-4.2 { |
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167 | for {set ii 1} {$ii < 100} {incr ii} { |
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168 | set handles($ii) [db incrblob t1 data $ii] |
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169 | } |
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170 | aborted_handles |
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171 | } {} |
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172 | |||
173 | # Update row 3. This should abort handle 3 but leave all others untouched. |
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174 | # |
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175 | do_test incrblob2-4.3 { |
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176 | db eval {UPDATE t1 SET data = data || '' WHERE id = 3} |
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177 | aborted_handles |
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178 | } {3} |
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179 | |||
180 | # Test that a write to handle 3 also returns SQLITE_ABORT. |
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181 | # |
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182 | do_test incrblob2-4.3.1 { |
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183 | set rc [catch {sqlite3_blob_write $::handles(3) 10 HELLO} msg] |
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184 | list $rc $msg |
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185 | } {1 SQLITE_ABORT} |
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186 | |||
187 | # Delete row 14. This should abort handle 6 but leave all others untouched. |
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188 | # |
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189 | do_test incrblob2-4.4 { |
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190 | db eval {DELETE FROM t1 WHERE id = 14} |
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191 | aborted_handles |
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192 | } {3 14} |
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193 | |||
194 | # Change the rowid of row 15 to 102. Should abort handle 15. |
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195 | # |
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196 | do_test incrblob2-4.5 { |
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197 | db eval {UPDATE t1 SET id = 102 WHERE id = 15} |
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198 | aborted_handles |
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199 | } {3 14 15} |
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200 | |||
201 | # Clobber row 92 using INSERT OR REPLACE. |
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202 | # |
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203 | do_test incrblob2-4.6 { |
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204 | db eval {INSERT OR REPLACE INTO t1 VALUES(92, zeroblob(1000))} |
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205 | aborted_handles |
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206 | } {3 14 15 92} |
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207 | |||
208 | # Clobber row 65 using UPDATE OR REPLACE on row 35. This should abort |
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209 | # handles 35 and 65. |
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210 | # |
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211 | do_test incrblob2-4.7 { |
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212 | db eval {UPDATE OR REPLACE t1 SET id = 65 WHERE id = 35} |
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213 | aborted_handles |
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214 | } {3 14 15 35 65 92} |
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215 | |||
216 | # Insert a couple of new rows. This should not invalidate any handles. |
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217 | # |
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218 | do_test incrblob2-4.9 { |
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219 | db eval {INSERT INTO t1 SELECT NULL, data FROM t1} |
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220 | aborted_handles |
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221 | } {3 14 15 35 65 92} |
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222 | |||
223 | # Delete all rows from 1 to 25. This should abort all handles up to 25. |
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224 | # |
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225 | do_test incrblob2-4.9 { |
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226 | db eval {DELETE FROM t1 WHERE id >=1 AND id <= 25} |
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227 | aborted_handles |
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228 | } {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 35 65 92} |
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229 | |||
230 | # Delete the whole table (this will use sqlite3BtreeClearTable()). All handles |
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231 | # should now be aborted. |
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232 | # |
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233 | do_test incrblob2-4.10 { |
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234 | db eval {DELETE FROM t1} |
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235 | aborted_handles |
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236 | } {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99} |
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237 | |||
238 | do_test incrblob2-4.1.X { |
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239 | for {set ii 1} {$ii < 100} {incr ii} { |
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240 | close $handles($ii) |
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241 | } |
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242 | } {} |
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243 | |||
244 | #-------------------------------------------------------------------------- |
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245 | # The following tests - incrblob2-5.* - test that in shared cache an open |
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246 | # blob handle counts as a read-lock on its table. |
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247 | # |
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248 | ifcapable shared_cache { |
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249 | db close |
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250 | set ::enable_shared_cache [sqlite3_enable_shared_cache 1] |
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251 | |||
252 | do_test incrblob2-5.1 { |
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253 | sqlite3 db test.db |
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254 | sqlite3 db2 test.db |
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255 | |||
256 | execsql { |
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257 | INSERT INTO t1 VALUES(1, 'abcde'); |
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258 | } |
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259 | } {} |
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260 | |||
261 | do_test incrblob2-5.2 { |
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262 | catchsql { INSERT INTO t1 VALUES(2, 'fghij') } db2 |
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263 | } {0 {}} |
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264 | |||
265 | do_test incrblob2-5.3 { |
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266 | set blob [db incrblob t1 data 1] |
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267 | catchsql { INSERT INTO t1 VALUES(3, 'klmno') } db2 |
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268 | } {1 {database table is locked}} |
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269 | |||
270 | do_test incrblob2-5.4 { |
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271 | close $blob |
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272 | execsql BEGIN db2 |
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273 | catchsql { INSERT INTO t1 VALUES(4, 'pqrst') } db2 |
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274 | } {0 {}} |
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275 | |||
276 | do_test incrblob2-5.5 { |
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277 | set rc [catch { db incrblob -readonly t1 data 1 } msg] |
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278 | list $rc $msg |
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279 | } {1 {database table is locked: t1}} |
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280 | |||
281 | do_test incrblob2-5.6 { |
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282 | execsql { PRAGMA read_uncommitted=1 } |
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283 | set blob [db incrblob -readonly t1 data 4] |
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284 | read $blob |
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285 | } {pqrst} |
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286 | |||
287 | do_test incrblob2-5.7 { |
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288 | catchsql { INSERT INTO t1 VALUES(3, 'klmno') } db2 |
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289 | } {0 {}} |
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290 | |||
291 | do_test incrblob2-5.8 { |
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292 | close $blob |
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293 | } {} |
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294 | |||
295 | db2 close |
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296 | db close |
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297 | sqlite3_enable_shared_cache $::enable_shared_cache |
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298 | } |
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299 | |||
300 | #-------------------------------------------------------------------------- |
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301 | # The following tests - incrblob2-6.* - test a specific scenario that might |
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302 | # be causing an error. |
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303 | # |
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304 | sqlite3 db test.db |
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305 | do_test incrblob2-6.1 { |
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306 | execsql { |
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307 | DELETE FROM t1; |
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308 | INSERT INTO t1 VALUES(1, zeroblob(100)); |
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309 | } |
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310 | |||
311 | set rdHandle [db incrblob -readonly t1 data 1] |
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312 | set wrHandle [db incrblob t1 data 1] |
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313 | |||
314 | sqlite3_blob_read $rdHandle 0 100 |
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315 | |||
316 | sqlite3_blob_write $wrHandle 0 ABCDEF |
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317 | |||
318 | close $wrHandle |
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319 | close $rdHandle |
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320 | } {} |
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321 | |||
322 | do_test incrblob2-6.2 { |
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323 | set rdHandle [db incrblob -readonly t1 data 1] |
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324 | sqlite3_blob_read $rdHandle 0 2 |
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325 | } {AB} |
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326 | |||
327 | do_test incrblob2-6.3 { |
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328 | set wrHandle [db incrblob t1 data 1] |
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329 | sqlite3_blob_write $wrHandle 0 ZZZZZZZZZZ |
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330 | sqlite3_blob_read $rdHandle 2 4 |
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331 | } {ZZZZ} |
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332 | |||
333 | do_test incrblob2-6.4 { |
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334 | close $wrHandle |
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335 | close $rdHandle |
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336 | } {} |
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337 | |||
338 | sqlite3_memory_highwater 1 |
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339 | do_test incrblob2-7.1 { |
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340 | db eval { |
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341 | CREATE TABLE t2(B BLOB); |
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342 | INSERT INTO t2 VALUES(zeroblob(10 * 1024 * 1024)); |
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343 | } |
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344 | expr {[sqlite3_memory_highwater]<(5 * 1024 * 1024)} |
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345 | } {1} |
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346 | |||
347 | do_test incrblob2-7.2 { |
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348 | set h [db incrblob t2 B 1] |
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349 | expr {[sqlite3_memory_highwater]<(5 * 1024 * 1024)} |
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350 | } {1} |
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351 | |||
352 | do_test incrblob2-7.3 { |
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353 | seek $h 0 end |
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354 | tell $h |
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355 | } [expr 10 * 1024 * 1024] |
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356 | |||
357 | do_test incrblob2-7.4 { |
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358 | expr {[sqlite3_memory_highwater]<(5 * 1024 * 1024)} |
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359 | } {1} |
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360 | |||
361 | do_test incrblob2-7.5 { |
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362 | close $h |
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363 | } {} |
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364 | |||
365 | #--------------------------------------------------------------------------- |
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366 | # The following tests, incrblob2-8.*, test that nothing terrible happens |
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367 | # when a statement transaction is rolled back while there are open |
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368 | # incremental-blob handles. At one point an assert() was failing when |
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369 | # this was attempted. |
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370 | # |
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371 | do_test incrblob2-8.1 { |
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372 | execsql BEGIN |
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373 | set h [db incrblob t2 B 1] |
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374 | set rc [catch { |
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375 | db eval {SELECT rowid FROM t2} { execsql "DROP TABLE t2" } |
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376 | } msg] |
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377 | list $rc $msg |
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378 | } {1 {database table is locked}} |
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379 | do_test incrblob2-8.2 { |
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380 | close $h |
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381 | execsql COMMIT |
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382 | } {} |
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383 | do_test incrblob2-8.3 { |
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384 | execsql { |
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385 | CREATE TABLE t3(a INTEGER UNIQUE, b TEXT); |
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386 | INSERT INTO t3 VALUES(1, 'aaaaaaaaaaaaaaaaaaaa'); |
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387 | INSERT INTO t3 VALUES(2, 'bbbbbbbbbbbbbbbbbbbb'); |
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388 | INSERT INTO t3 VALUES(3, 'cccccccccccccccccccc'); |
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389 | INSERT INTO t3 VALUES(4, 'dddddddddddddddddddd'); |
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390 | INSERT INTO t3 VALUES(5, 'eeeeeeeeeeeeeeeeeeee'); |
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391 | } |
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392 | } {} |
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393 | do_test incrblob2-8.4 { |
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394 | execsql BEGIN |
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395 | set h [db incrblob t3 b 3] |
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396 | sqlite3_blob_read $h 0 20 |
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397 | } {cccccccccccccccccccc} |
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398 | do_test incrblob2-8.5 { |
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399 | catchsql {UPDATE t3 SET a = 6 WHERE a > 3} |
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400 | } {1 {column a is not unique}} |
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401 | do_test incrblob2-8.6 { |
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402 | catchsql {UPDATE t3 SET a = 6 WHERE a > 3} |
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403 | } {1 {column a is not unique}} |
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404 | do_test incrblob2-8.7 { |
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405 | sqlite3_blob_read $h 0 20 |
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406 | } {cccccccccccccccccccc} |
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407 | do_test incrblob2-8.8 { |
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408 | catchsql {UPDATE t3 SET a = 6 WHERE a = 3 OR a = 5} |
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409 | } {1 {column a is not unique}} |
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410 | do_test incrblob2-8.9 { |
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411 | set rc [catch {sqlite3_blob_read $h 0 20} msg] |
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412 | list $rc $msg |
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413 | } {1 SQLITE_ABORT} |
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414 | do_test incrblob2-8.X { |
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415 | close $h |
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416 | } {} |
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417 | |||
418 | finish_test |