wasCSharpSQLite – Blame information for rev 7
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Rev | Author | Line No. | Line |
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1 | office | 1 | # 2007 April 26 |
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 | # This file implements regression tests for SQLite library. The |
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12 | # focus of this file is testing the incremental vacuum feature. |
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13 | # |
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14 | # Note: There are also some tests for incremental vacuum and IO |
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15 | # errors in incrvacuum_ioerr.test. |
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16 | # |
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17 | # $Id: incrvacuum.test,v 1.23 2009/02/18 20:31:18 drh Exp $ |
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18 | |||
19 | set testdir [file dirname $argv0] |
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20 | source $testdir/tester.tcl |
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21 | |||
22 | # If this build of the library does not support auto-vacuum, omit this |
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23 | # whole file. |
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24 | ifcapable {!autovacuum || !pragma} { |
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25 | finish_test |
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26 | return |
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27 | } |
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28 | |||
29 | #--------------------------------------------------------------------- |
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30 | # Test the pragma on an empty database. |
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31 | # |
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32 | do_test incrvacuum-1.1 { |
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33 | execsql { |
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34 | pragma auto_vacuum; |
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35 | } |
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36 | } $sqlite_options(default_autovacuum) |
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37 | do_test incrvacuum-1.2.0 { |
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38 | # File size is sometimes 1 instead of 0 due to the hack we put in |
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39 | # to work around ticket #3260. Search for comments on #3260 in |
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40 | # os_unix.c. |
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41 | expr {[file size test.db] > 1} |
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42 | } {0} |
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43 | do_test incrvacuum-1.2 { |
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44 | # This command will create the database. |
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45 | execsql { |
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46 | pragma auto_vacuum = 'full'; |
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47 | pragma auto_vacuum; |
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48 | } |
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49 | } {1} |
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50 | do_test incrvacuum-1.2.1 { |
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51 | expr {[file size test.db] > 0} |
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52 | } {1} |
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53 | do_test incrvacuum-1.3 { |
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54 | execsql { |
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55 | pragma auto_vacuum = 'incremental'; |
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56 | pragma auto_vacuum; |
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57 | } |
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58 | } {2} |
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59 | do_test incrvacuum-1.4 { |
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60 | # In this case the invalid value is ignored and the auto_vacuum |
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61 | # setting remains unchanged. |
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62 | execsql { |
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63 | pragma auto_vacuum = 'invalid'; |
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64 | pragma auto_vacuum; |
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65 | } |
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66 | } {2} |
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67 | do_test incrvacuum-1.5 { |
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68 | execsql { |
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69 | pragma auto_vacuum = 1; |
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70 | pragma auto_vacuum; |
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71 | } |
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72 | } {1} |
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73 | do_test incrvacuum-1.6 { |
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74 | execsql { |
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75 | pragma auto_vacuum = '2'; |
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76 | pragma auto_vacuum; |
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77 | } |
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78 | } {2} |
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79 | do_test incrvacuum-1.7 { |
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80 | # Invalid value. auto_vacuum setting remains unchanged. |
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81 | execsql { |
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82 | pragma auto_vacuum = 5; |
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83 | pragma auto_vacuum; |
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84 | } |
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85 | } {2} |
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86 | |||
87 | #--------------------------------------------------------------------- |
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88 | # Test the pragma on a non-empty database. It is possible to toggle |
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89 | # the connection between "full" and "incremental" mode, but not to |
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90 | # change from either of these to "none", or from "none" to "full" or |
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91 | # "incremental". |
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92 | # |
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93 | do_test incrvacuum-2.1 { |
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94 | execsql { |
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95 | pragma auto_vacuum = 1; |
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96 | CREATE TABLE abc(a, b, c); |
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97 | } |
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98 | } {} |
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99 | do_test incrvacuum-2.2 { |
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100 | execsql { |
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101 | pragma auto_vacuum = 'none'; |
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102 | pragma auto_vacuum; |
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103 | } |
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104 | } {1} |
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105 | do_test incrvacuum-2.2.1 { |
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106 | db close |
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107 | sqlite3 db test.db |
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108 | execsql { |
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109 | pragma auto_vacuum; |
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110 | } |
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111 | } {1} |
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112 | do_test incrvacuum-2.3 { |
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113 | execsql { |
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114 | pragma auto_vacuum = 'incremental'; |
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115 | pragma auto_vacuum; |
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116 | } |
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117 | } {2} |
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118 | do_test incrvacuum-2.4 { |
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119 | execsql { |
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120 | pragma auto_vacuum = 'full'; |
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121 | pragma auto_vacuum; |
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122 | } |
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123 | } {1} |
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124 | |||
125 | #--------------------------------------------------------------------- |
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126 | # Test that when the auto_vacuum mode is "incremental", the database |
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127 | # does not shrink when pages are removed from it. But it does if |
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128 | # the mode is set to "full". |
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129 | # |
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130 | do_test incrvacuum-3.1 { |
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131 | execsql { |
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132 | pragma auto_vacuum; |
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133 | } |
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134 | } {1} |
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135 | do_test incrvacuum-3.2 { |
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136 | set ::str [string repeat 1234567890 110] |
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137 | execsql { |
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138 | PRAGMA auto_vacuum = 2; |
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139 | BEGIN; |
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140 | CREATE TABLE tbl2(str); |
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141 | INSERT INTO tbl2 VALUES($::str); |
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142 | COMMIT; |
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143 | } |
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144 | # 5 pages: |
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145 | # |
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146 | # 1 -> database header |
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147 | # 2 -> first back-pointer page |
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148 | # 3 -> table abc |
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149 | # 4 -> table tbl2 |
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150 | # 5 -> table tbl2 overflow page. |
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151 | # |
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152 | expr {[file size test.db] / 1024} |
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153 | } {5} |
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154 | do_test incrvacuum-3.3 { |
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155 | execsql { |
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156 | DROP TABLE abc; |
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157 | DELETE FROM tbl2; |
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158 | } |
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159 | expr {[file size test.db] / 1024} |
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160 | } {5} |
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161 | do_test incrvacuum-3.4 { |
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162 | execsql { |
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163 | PRAGMA auto_vacuum = 1; |
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164 | INSERT INTO tbl2 VALUES('hello world'); |
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165 | } |
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166 | expr {[file size test.db] / 1024} |
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167 | } {3} |
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168 | |||
169 | #--------------------------------------------------------------------- |
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170 | # Try to run a very simple incremental vacuum. Also verify that |
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171 | # PRAGMA incremental_vacuum is a harmless no-op against a database that |
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172 | # does not support auto-vacuum. |
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173 | # |
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174 | do_test incrvacuum-4.1 { |
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175 | set ::str [string repeat 1234567890 110] |
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176 | execsql { |
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177 | PRAGMA auto_vacuum = 2; |
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178 | INSERT INTO tbl2 VALUES($::str); |
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179 | CREATE TABLE tbl1(a, b, c); |
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180 | } |
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181 | expr {[file size test.db] / 1024} |
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182 | } {5} |
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183 | do_test incrvacuum-4.2 { |
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184 | execsql { |
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185 | DELETE FROM tbl2; |
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186 | DROP TABLE tbl1; |
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187 | } |
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188 | expr {[file size test.db] / 1024} |
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189 | } {5} |
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190 | do_test incrvacuum-4.3 { |
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191 | set ::nStep 0 |
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192 | db eval {pragma incremental_vacuum(10)} { |
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193 | incr ::nStep |
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194 | } |
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195 | list [expr {[file size test.db] / 1024}] $::nStep |
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196 | } {3 2} |
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197 | |||
198 | #--------------------------------------------------------------------- |
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199 | # The following tests - incrvacuum-5.* - test incremental vacuum |
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200 | # from within a transaction. |
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201 | # |
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202 | do_test incrvacuum-5.1.1 { |
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203 | expr {[file size test.db] / 1024} |
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204 | } {3} |
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205 | do_test incrvacuum-5.1.2 { |
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206 | execsql { |
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207 | BEGIN; |
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208 | DROP TABLE tbl2; |
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209 | PRAGMA incremental_vacuum; |
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210 | COMMIT; |
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211 | } |
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212 | expr {[file size test.db] / 1024} |
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213 | } {1} |
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214 | |||
215 | do_test incrvacuum-5.2.1 { |
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216 | set ::str [string repeat abcdefghij 110] |
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217 | execsql { |
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218 | BEGIN; |
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219 | CREATE TABLE tbl1(a); |
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220 | INSERT INTO tbl1 VALUES($::str); |
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221 | PRAGMA incremental_vacuum; -- this is a no-op. |
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222 | COMMIT; |
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223 | } |
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224 | expr {[file size test.db] / 1024} |
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225 | } {4} |
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226 | do_test incrvacuum-5.2.2 { |
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227 | set ::str [string repeat abcdefghij 110] |
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228 | execsql { |
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229 | BEGIN; |
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230 | INSERT INTO tbl1 VALUES($::str); |
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231 | INSERT INTO tbl1 SELECT * FROM tbl1; |
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232 | DELETE FROM tbl1 WHERE oid%2; -- Put 2 overflow pages on free-list. |
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233 | COMMIT; |
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234 | } |
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235 | expr {[file size test.db] / 1024} |
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236 | } {7} |
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237 | do_test incrvacuum-5.2.3 { |
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238 | execsql { |
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239 | BEGIN; |
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240 | PRAGMA incremental_vacuum; -- Vacuum up the two pages. |
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241 | CREATE TABLE tbl2(b); -- Use one free page as a table root. |
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242 | INSERT INTO tbl2 VALUES('a nice string'); |
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243 | COMMIT; |
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244 | } |
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245 | expr {[file size test.db] / 1024} |
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246 | } {6} |
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247 | do_test incrvacuum-5.2.4 { |
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248 | execsql { |
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249 | SELECT * FROM tbl2; |
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250 | } |
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251 | } {{a nice string}} |
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252 | do_test incrvacuum-5.2.5 { |
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253 | execsql { |
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254 | DROP TABLE tbl1; |
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255 | DROP TABLE tbl2; |
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256 | PRAGMA incremental_vacuum; |
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257 | } |
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258 | expr {[file size test.db] / 1024} |
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259 | } {1} |
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260 | |||
261 | |||
262 | # Test cases incrvacuum-5.3.* use the following list as input data. |
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263 | # Two new databases are opened, one with incremental vacuum enabled, |
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264 | # the other with no auto-vacuum completely disabled. After executing |
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265 | # each element of the following list on both databases, test that |
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266 | # the integrity-check passes and the contents of each are identical. |
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267 | # |
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268 | set TestScriptList [list { |
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269 | BEGIN; |
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270 | CREATE TABLE t1(a, b); |
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271 | CREATE TABLE t2(a, b); |
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272 | CREATE INDEX t1_i ON t1(a); |
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273 | CREATE INDEX t2_i ON t2(a); |
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274 | } { |
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275 | INSERT INTO t1 VALUES($::str1, $::str2); |
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276 | INSERT INTO t1 VALUES($::str1||$::str2, $::str2||$::str1); |
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277 | INSERT INTO t2 SELECT b, a FROM t1; |
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278 | INSERT INTO t2 SELECT a, b FROM t1; |
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279 | INSERT INTO t1 SELECT b, a FROM t2; |
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280 | UPDATE t2 SET b = ''; |
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281 | PRAGMA incremental_vacuum; |
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282 | } { |
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283 | UPDATE t2 SET b = (SELECT b FROM t1 WHERE t1.oid = t2.oid); |
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284 | PRAGMA incremental_vacuum; |
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285 | } { |
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286 | CREATE TABLE t3(a, b); |
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287 | INSERT INTO t3 SELECT * FROM t2; |
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288 | DROP TABLE t2; |
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289 | PRAGMA incremental_vacuum; |
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290 | } { |
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291 | CREATE INDEX t3_i ON t3(a); |
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292 | COMMIT; |
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293 | } { |
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294 | BEGIN; |
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295 | DROP INDEX t3_i; |
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296 | PRAGMA incremental_vacuum; |
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297 | INSERT INTO t3 VALUES('hello', 'world'); |
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298 | ROLLBACK; |
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299 | } { |
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300 | INSERT INTO t3 VALUES('hello', 'world'); |
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301 | } |
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302 | ] |
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303 | |||
304 | # If this build omits subqueries, step 2 in the above list will not |
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305 | # work. Replace it with "" in this case. |
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306 | # |
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307 | ifcapable !subquery { lset TestScriptList 2 "" } |
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308 | |||
309 | # Compare the contents of databases $A and $B. |
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310 | # |
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311 | proc compare_dbs {A B tname} { |
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312 | set tbl_list [execsql { |
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313 | SELECT tbl_name FROM sqlite_master WHERE type = 'table' |
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314 | } $A] |
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315 | |||
316 | do_test ${tname}.1 [subst { |
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317 | execsql { |
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318 | SELECT tbl_name FROM sqlite_master WHERE type = 'table' |
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319 | } $B |
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320 | }] $tbl_list |
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321 | |||
322 | set tn 1 |
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323 | foreach tbl $tbl_list { |
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324 | set control [execsql "SELECT * FROM $tbl" $A] |
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325 | do_test ${tname}.[incr tn] [subst { |
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326 | execsql "SELECT * FROM $tbl" $B |
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327 | }] $control |
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328 | } |
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329 | } |
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330 | |||
331 | set ::str1 [string repeat abcdefghij 130] |
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332 | set ::str2 [string repeat 1234567890 105] |
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333 | |||
334 | file delete -force test1.db test1.db-journal test2.db test2.db-journal |
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335 | sqlite3 db1 test1.db |
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336 | sqlite3 db2 test2.db |
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337 | execsql { PRAGMA auto_vacuum = 'none' } db1 |
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338 | execsql { PRAGMA auto_vacuum = 'incremental' } db2 |
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339 | |||
340 | set tn 1 |
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341 | foreach sql $::TestScriptList { |
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342 | execsql $sql db1 |
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343 | execsql $sql db2 |
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344 | |||
345 | compare_dbs db1 db2 incrvacuum-5.3.${tn} |
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346 | do_test incrvacuum-5.3.${tn}.integrity1 { |
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347 | execsql { PRAGMA integrity_check; } db1 |
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348 | } {ok} |
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349 | do_test incrvacuum-5.3.${tn}.integrity2 { |
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350 | execsql { PRAGMA integrity_check; } db2 |
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351 | } {ok} |
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352 | incr tn |
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353 | } |
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354 | db1 close |
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355 | db2 close |
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356 | # |
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357 | # End of test cases 5.3.* |
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358 | |||
359 | #--------------------------------------------------------------------- |
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360 | # The following tests - incrvacuum-6.* - test running incremental |
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361 | # vacuum while another statement (a read) is being executed. |
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362 | # |
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363 | for {set jj 0} {$jj < 10} {incr jj} { |
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364 | # Build some test data. Two tables are created in an empty |
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365 | # database. tbl1 data is a contiguous block starting at page 5 (pages |
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366 | # 3 and 4 are the table roots). tbl2 is a contiguous block starting |
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367 | # right after tbl1. |
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368 | # |
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369 | # Then drop tbl1 so that when an incr vacuum is run the pages |
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370 | # of tbl2 have to be moved to fill the gap. |
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371 | # |
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372 | do_test incrvacuum-6.${jj}.1 { |
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373 | execsql { |
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374 | DROP TABLE IF EXISTS tbl1; |
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375 | DROP TABLE IF EXISTS tbl2; |
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376 | PRAGMA incremental_vacuum; |
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377 | CREATE TABLE tbl1(a, b); |
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378 | CREATE TABLE tbl2(a, b); |
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379 | BEGIN; |
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380 | } |
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381 | for {set ii 0} {$ii < 1000} {incr ii} { |
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382 | db eval {INSERT INTO tbl1 VALUES($ii, $ii || $ii)} |
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383 | } |
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384 | execsql { |
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385 | INSERT INTO tbl2 SELECT * FROM tbl1; |
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386 | COMMIT; |
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387 | DROP TABLE tbl1; |
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388 | } |
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389 | expr {[file size test.db] / 1024} |
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390 | } {36} |
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391 | |||
392 | # Run a linear scan query on tbl2. After reading ($jj*100) rows, |
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393 | # run the incremental vacuum to shrink the database. |
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394 | # |
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395 | do_test incrvacuum-6.${jj}.2 { |
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396 | set ::nRow 0 |
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397 | db eval {SELECT a FROM tbl2} {} { |
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398 | if {$a == [expr $jj*100]} { |
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399 | db eval {PRAGMA incremental_vacuum} |
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400 | } |
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401 | incr ::nRow |
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402 | } |
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403 | list [expr {[file size test.db] / 1024}] $nRow |
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404 | } {19 1000} |
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405 | } |
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406 | |||
407 | #--------------------------------------------------------------------- |
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408 | # This test - incrvacuum-7.* - is to check that the database can be |
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409 | # written in the middle of an incremental vacuum. |
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410 | # |
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411 | set ::iWrite 1 |
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412 | while 1 { |
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413 | do_test incrvacuum-7.${::iWrite}.1 { |
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414 | execsql { |
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415 | DROP TABLE IF EXISTS tbl1; |
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416 | DROP TABLE IF EXISTS tbl2; |
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417 | PRAGMA incremental_vacuum; |
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418 | CREATE TABLE tbl1(a, b); |
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419 | CREATE TABLE tbl2(a, b); |
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420 | BEGIN; |
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421 | } |
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422 | for {set ii 0} {$ii < 1000} {incr ii} { |
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423 | db eval {INSERT INTO tbl1 VALUES($ii, $ii || $ii)} |
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424 | } |
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425 | execsql { |
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426 | INSERT INTO tbl2 SELECT * FROM tbl1; |
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427 | COMMIT; |
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428 | DROP TABLE tbl1; |
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429 | } |
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430 | expr {[file size test.db] / 1024} |
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431 | } {36} |
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432 | |||
433 | do_test incrvacuum-7.${::iWrite}.2 { |
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434 | set ::nRow 0 |
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435 | db eval {PRAGMA incremental_vacuum} { |
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436 | incr ::nRow |
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437 | if {$::nRow == $::iWrite} { |
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438 | db eval { |
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439 | CREATE TABLE tbl1(a, b); |
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440 | INSERT INTO tbl1 VALUES('hello', 'world'); |
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441 | } |
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442 | } |
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443 | } |
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444 | list [expr {[file size test.db] / 1024}] |
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445 | } {20} |
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446 | |||
447 | do_test incrvacuum-7.${::iWrite}.3 { |
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448 | execsql { |
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449 | SELECT * FROM tbl1; |
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450 | } |
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451 | } {hello world} |
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452 | |||
453 | if {$::nRow == $::iWrite} break |
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454 | incr ::iWrite |
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455 | } |
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456 | |||
457 | #--------------------------------------------------------------------- |
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458 | # This test - incrvacuum-8.* - is to check that nothing goes wrong |
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459 | # with an incremental-vacuum if it is the first statement executed |
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460 | # after an existing database is opened. |
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461 | # |
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462 | # At one point, this would always return SQLITE_SCHEMA (which |
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463 | # causes an infinite loop in tclsqlite.c if using the Tcl interface). |
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464 | # |
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465 | do_test incrvacuum-8.1 { |
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466 | db close |
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467 | sqlite3 db test.db |
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468 | execsql { |
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469 | PRAGMA incremental_vacuum(50); |
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470 | } |
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471 | } {} |
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472 | |||
473 | #--------------------------------------------------------------------- |
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474 | # At one point this test case was causing an assert() to fail. |
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475 | # |
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476 | do_test incrvacuum-9.1 { |
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477 | db close |
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478 | file delete -force test.db test.db-journal |
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479 | sqlite3 db test.db |
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480 | |||
481 | execsql { |
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482 | PRAGMA auto_vacuum = 'incremental'; |
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483 | CREATE TABLE t1(a, b, c); |
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484 | CREATE TABLE t2(a, b, c); |
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485 | INSERT INTO t2 VALUES(randstr(500,500),randstr(500,500),randstr(500,500)); |
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486 | INSERT INTO t1 VALUES(1, 2, 3); |
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487 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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488 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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489 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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490 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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491 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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492 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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493 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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494 | INSERT INTO t1 SELECT a||a, b||b, c||c FROM t1; |
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495 | } |
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496 | } {} |
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497 | |||
498 | do_test incrvacuum-9.2 { |
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499 | execsql { |
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500 | PRAGMA synchronous = 'OFF'; |
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501 | BEGIN; |
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502 | UPDATE t1 SET a = a, b = b, c = c; |
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503 | DROP TABLE t2; |
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504 | PRAGMA incremental_vacuum(10); |
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505 | ROLLBACK; |
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506 | } |
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507 | } {} |
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508 | |||
509 | do_test incrvacuum-9.3 { |
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510 | execsql { |
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511 | PRAGMA cache_size = 10; |
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512 | BEGIN; |
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513 | UPDATE t1 SET a = a, b = b, c = c; |
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514 | DROP TABLE t2; |
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515 | PRAGMA incremental_vacuum(10); |
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516 | ROLLBACK; |
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517 | } |
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518 | } {} |
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519 | |||
520 | #--------------------------------------------------------------------- |
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521 | # Test that the parameter to the incremental_vacuum pragma works. That |
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522 | # is, if the user executes "PRAGMA incremental_vacuum(N)", at most |
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523 | # N pages are vacuumed. |
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524 | # |
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525 | do_test incrvacuum-10.1 { |
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526 | execsql { |
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527 | DROP TABLE t1; |
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528 | DROP TABLE t2; |
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529 | } |
||
530 | expr [file size test.db] / 1024 |
||
531 | } {29} |
||
532 | |||
533 | do_test incrvacuum-10.2 { |
||
534 | execsql { |
||
535 | PRAGMA incremental_vacuum(1); |
||
536 | } |
||
537 | expr [file size test.db] / 1024 |
||
538 | } {28} |
||
539 | |||
540 | do_test incrvacuum-10.3 { |
||
541 | execsql { |
||
542 | PRAGMA incremental_vacuum(5); |
||
543 | } |
||
544 | expr [file size test.db] / 1024 |
||
545 | } {23} |
||
546 | |||
547 | do_test incrvacuum-10.4 { |
||
548 | execsql { |
||
549 | PRAGMA incremental_vacuum('1'); |
||
550 | } |
||
551 | expr [file size test.db] / 1024 |
||
552 | } {22} |
||
553 | |||
554 | do_test incrvacuum-10.5 { |
||
555 | execsql { |
||
556 | PRAGMA incremental_vacuum("+3"); |
||
557 | } |
||
558 | expr [file size test.db] / 1024 |
||
559 | } {19} |
||
560 | |||
561 | do_test incrvacuum-10.6 { |
||
562 | execsql { |
||
563 | PRAGMA incremental_vacuum = 1; |
||
564 | } |
||
565 | expr [file size test.db] / 1024 |
||
566 | } {18} |
||
567 | |||
568 | do_test incrvacuum-10.7 { |
||
569 | # Use a really big number as an argument to incremetal_vacuum. Should |
||
570 | # be interpreted as "free all possible space". |
||
571 | execsql { |
||
572 | PRAGMA incremental_vacuum(2147483649); |
||
573 | } |
||
574 | expr [file size test.db] / 1024 |
||
575 | } {1} |
||
576 | |||
577 | do_test incrvacuum-10.8 { |
||
578 | execsql { |
||
579 | CREATE TABLE t1(x); |
||
580 | INSERT INTO t1 VALUES(hex(randomblob(1000))); |
||
581 | DROP TABLE t1; |
||
582 | } |
||
583 | # A negative number means free all possible space. |
||
584 | execsql { |
||
585 | PRAGMA incremental_vacuum=-1; |
||
586 | } |
||
587 | expr [file size test.db] / 1024 |
||
588 | } {1} |
||
589 | |||
590 | #---------------------------------------------------------------- |
||
591 | # Test that if we set the auto_vacuum mode to 'incremental', then |
||
592 | # create a database, thereafter that database defaults to incremental |
||
593 | # vacuum mode. |
||
594 | # |
||
595 | db close |
||
596 | file delete -force test.db test.db-journal |
||
597 | sqlite3 db test.db |
||
598 | |||
599 | ifcapable default_autovacuum { |
||
600 | do_test incrvacuum-11.1-av-dflt-on { |
||
601 | execsql { |
||
602 | PRAGMA auto_vacuum; |
||
603 | } |
||
604 | } $AUTOVACUUM |
||
605 | } else { |
||
606 | do_test incrvacuum-11.1-av-dflt-off { |
||
607 | execsql { |
||
608 | PRAGMA auto_vacuum; |
||
609 | } |
||
610 | } {0} |
||
611 | } |
||
612 | do_test incrvacuum-11.2 { |
||
613 | execsql { |
||
614 | PRAGMA auto_vacuum = incremental; |
||
615 | } |
||
616 | } {} |
||
617 | do_test incrvacuum-11.3 { |
||
618 | execsql { |
||
619 | PRAGMA auto_vacuum; |
||
620 | } |
||
621 | } {2} |
||
622 | do_test incrvacuum-11.4 { |
||
623 | # The database has now been created. |
||
624 | expr {[file size test.db]>0} |
||
625 | } {1} |
||
626 | do_test incrvacuum-11.5 { |
||
627 | # Close and reopen the connection. |
||
628 | db close |
||
629 | sqlite3 db test.db |
||
630 | |||
631 | # Test we are still in incremental vacuum mode. |
||
632 | execsql { PRAGMA auto_vacuum; } |
||
633 | } {2} |
||
634 | do_test incrvacuum-11.6 { |
||
635 | execsql { |
||
636 | PRAGMA auto_vacuum = 'full'; |
||
637 | PRAGMA auto_vacuum; |
||
638 | } |
||
639 | } {1} |
||
640 | do_test incrvacuum-11.7 { |
||
641 | # Close and reopen the connection. |
||
642 | db close |
||
643 | sqlite3 db test.db |
||
644 | |||
645 | # Test we are still in "full" auto-vacuum mode. |
||
646 | execsql { PRAGMA auto_vacuum; } |
||
647 | } {1} |
||
648 | |||
649 | #---------------------------------------------------------------------- |
||
650 | # Special case: What happens if the database is locked when a "PRAGMA |
||
651 | # auto_vacuum = XXX" statement is executed. |
||
652 | # |
||
653 | db close |
||
654 | file delete -force test.db test.db-journal |
||
655 | sqlite3 db test.db |
||
656 | |||
657 | do_test incrvacuum-12.1 { |
||
658 | execsql { |
||
659 | PRAGMA auto_vacuum = 1; |
||
660 | } |
||
661 | expr {[file size test.db]>0} |
||
662 | } {1} |
||
663 | |||
664 | # Try to change the auto-vacuum from "full" to "incremental" while the |
||
665 | # database is locked. Nothing should change. |
||
666 | # |
||
667 | do_test incrvacuum-12.2 { |
||
668 | sqlite3 db2 test.db |
||
669 | execsql { BEGIN EXCLUSIVE; } db2 |
||
670 | catchsql { PRAGMA auto_vacuum = 2; } |
||
671 | } {1 {database is locked}} |
||
672 | |||
673 | do_test incrvacuum-12.3 { |
||
674 | execsql { ROLLBACK; } db2 |
||
675 | execsql { PRAGMA auto_vacuum } |
||
676 | } {2} ;# Still 2 because PRAGMA auto_vacuum setting held in case of vacuum |
||
677 | do_test incrvacuum-12.4 { |
||
678 | db close |
||
679 | sqlite3 db test.db |
||
680 | execsql { PRAGMA auto_vacuum } |
||
681 | } {1} ;# Revert to 1 because the database file did not change |
||
682 | |||
683 | do_test incrvacuum-12.5 { |
||
684 | execsql { SELECT * FROM sqlite_master } |
||
685 | execsql { PRAGMA auto_vacuum } |
||
686 | } {1} |
||
687 | |||
688 | #---------------------------------------------------------------------- |
||
689 | # Special case #2: What if one process prepares a "PRAGMA auto_vacuum = XXX" |
||
690 | # statement when the database is empty, but doesn't execute it until |
||
691 | # after some other process has created the database. |
||
692 | # |
||
693 | db2 close |
||
694 | db close |
||
695 | file delete -force test.db test.db-journal |
||
696 | sqlite3 db test.db ; set ::DB [sqlite3_connection_pointer db] |
||
697 | sqlite3 db2 test.db |
||
698 | |||
699 | do_test incrvacuum-13.1 { |
||
700 | # File size is sometimes 1 instead of 0 due to the hack we put in |
||
701 | # to work around ticket #3260. Search for comments on #3260 in |
||
702 | # os_unix.c. |
||
703 | expr {[file size test.db]>1} |
||
704 | } {0} |
||
705 | do_test incrvacuum-13.2 { |
||
706 | set ::STMT [sqlite3_prepare $::DB {PRAGMA auto_vacuum = 2} -1 DUMMY] |
||
707 | execsql { |
||
708 | PRAGMA auto_vacuum = none; |
||
709 | PRAGMA default_cache_size = 1024; |
||
710 | PRAGMA auto_vacuum; |
||
711 | } db2 |
||
712 | } {0} |
||
713 | do_test incrvacuum-13.3 { |
||
714 | expr {[file size test.db]>0} |
||
715 | } {1} |
||
716 | do_test incrvacuum-13.4 { |
||
717 | set rc [sqlite3_step $::STMT] |
||
718 | list $rc [sqlite3_finalize $::STMT] |
||
719 | } {SQLITE_DONE SQLITE_OK} |
||
720 | do_test incrvacuum-13.5 { |
||
721 | execsql { |
||
722 | PRAGMA auto_vacuum; |
||
723 | } |
||
724 | } {0} |
||
725 | |||
726 | |||
727 | # Verify that the incremental_vacuum pragma fails gracefully if it |
||
728 | # is used against an invalid database file. |
||
729 | # |
||
730 | if {[permutation] == ""} { |
||
731 | do_test incrvacuum-14.1 { |
||
732 | set out [open invalid.db w] |
||
733 | puts $out "This is not an SQLite database file" |
||
734 | close $out |
||
735 | sqlite3 db3 invalid.db |
||
736 | catchsql { |
||
737 | PRAGMA incremental_vacuum(10); |
||
738 | } db3 |
||
739 | } {1 {file is encrypted or is not a database}} |
||
740 | db3 close |
||
741 | } |
||
742 | |||
743 | do_test incrvacuum-15.1 { |
||
744 | db close |
||
745 | db2 close |
||
746 | file delete -force test.db |
||
747 | sqlite3 db test.db |
||
748 | |||
749 | set str [string repeat "abcdefghij" 500] |
||
750 | |||
751 | execsql { |
||
752 | PRAGMA cache_size = 10; |
||
753 | PRAGMA auto_vacuum = incremental; |
||
754 | CREATE TABLE t1(x, y); |
||
755 | INSERT INTO t1 VALUES('a', $str); |
||
756 | INSERT INTO t1 VALUES('b', $str); |
||
757 | INSERT INTO t1 VALUES('c', $str); |
||
758 | INSERT INTO t1 VALUES('d', $str); |
||
759 | INSERT INTO t1 VALUES('e', $str); |
||
760 | INSERT INTO t1 VALUES('f', $str); |
||
761 | INSERT INTO t1 VALUES('g', $str); |
||
762 | INSERT INTO t1 VALUES('h', $str); |
||
763 | INSERT INTO t1 VALUES('i', $str); |
||
764 | INSERT INTO t1 VALUES('j', $str); |
||
765 | INSERT INTO t1 VALUES('j', $str); |
||
766 | |||
767 | CREATE TABLE t2(x PRIMARY KEY, y); |
||
768 | INSERT INTO t2 VALUES('a', $str); |
||
769 | INSERT INTO t2 VALUES('b', $str); |
||
770 | INSERT INTO t2 VALUES('c', $str); |
||
771 | INSERT INTO t2 VALUES('d', $str); |
||
772 | |||
773 | BEGIN; |
||
774 | DELETE FROM t2; |
||
775 | PRAGMA incremental_vacuum; |
||
776 | } |
||
777 | |||
778 | catchsql {INSERT INTO t2 SELECT * FROM t1} |
||
779 | |||
780 | execsql { |
||
781 | COMMIT; |
||
782 | PRAGMA integrity_check; |
||
783 | } |
||
784 | } {ok} |
||
785 | |||
786 | finish_test |