wasCSharpSQLite – Blame information for rev 7
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1 | office | 1 | # 2001 October 7 |
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. |
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12 | # |
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13 | # This file implements tests for temporary tables and indices. |
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14 | # |
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15 | # $Id: temptable.test,v 1.21 2009/06/16 17:49:36 drh Exp $ |
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16 | |||
17 | set testdir [file dirname $argv0] |
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18 | source $testdir/tester.tcl |
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19 | |||
20 | ifcapable !tempdb { |
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21 | finish_test |
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22 | return |
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23 | } |
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24 | |||
25 | # Create an alternative connection to the database |
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26 | # |
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27 | do_test temptable-1.0 { |
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28 | sqlite3 db2 ./test.db |
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29 | set dummy {} |
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30 | } {} |
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31 | |||
32 | # Create a permanent table. |
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33 | # |
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34 | do_test temptable-1.1 { |
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35 | execsql {CREATE TABLE t1(a,b,c);} |
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36 | execsql {INSERT INTO t1 VALUES(1,2,3);} |
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37 | execsql {SELECT * FROM t1} |
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38 | } {1 2 3} |
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39 | do_test temptable-1.2 { |
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40 | catch {db2 eval {SELECT * FROM sqlite_master}} |
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41 | db2 eval {SELECT * FROM t1} |
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42 | } {1 2 3} |
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43 | do_test temptable-1.3 { |
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44 | execsql {SELECT name FROM sqlite_master} |
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45 | } {t1} |
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46 | do_test temptable-1.4 { |
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47 | db2 eval {SELECT name FROM sqlite_master} |
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48 | } {t1} |
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49 | |||
50 | # Create a temporary table. Verify that only one of the two |
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51 | # processes can see it. |
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52 | # |
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53 | do_test temptable-1.5 { |
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54 | db2 eval { |
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55 | CREATE TEMP TABLE t2(x,y,z); |
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56 | INSERT INTO t2 VALUES(4,5,6); |
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57 | } |
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58 | db2 eval {SELECT * FROM t2} |
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59 | } {4 5 6} |
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60 | do_test temptable-1.6 { |
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61 | catch {execsql {SELECT * FROM sqlite_master}} |
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62 | catchsql {SELECT * FROM t2} |
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63 | } {1 {no such table: t2}} |
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64 | do_test temptable-1.7 { |
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65 | catchsql {INSERT INTO t2 VALUES(8,9,0);} |
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66 | } {1 {no such table: t2}} |
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67 | do_test temptable-1.8 { |
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68 | db2 eval {INSERT INTO t2 VALUES(8,9,0);} |
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69 | db2 eval {SELECT * FROM t2 ORDER BY x} |
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70 | } {4 5 6 8 9 0} |
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71 | do_test temptable-1.9 { |
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72 | db2 eval {DELETE FROM t2 WHERE x==8} |
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73 | db2 eval {SELECT * FROM t2 ORDER BY x} |
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74 | } {4 5 6} |
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75 | do_test temptable-1.10 { |
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76 | db2 eval {DELETE FROM t2} |
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77 | db2 eval {SELECT * FROM t2} |
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78 | } {} |
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79 | do_test temptable-1.11 { |
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80 | db2 eval { |
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81 | INSERT INTO t2 VALUES(7,6,5); |
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82 | INSERT INTO t2 VALUES(4,3,2); |
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83 | SELECT * FROM t2 ORDER BY x; |
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84 | } |
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85 | } {4 3 2 7 6 5} |
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86 | do_test temptable-1.12 { |
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87 | db2 eval {DROP TABLE t2;} |
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88 | set r [catch {db2 eval {SELECT * FROM t2}} msg] |
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89 | lappend r $msg |
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90 | } {1 {no such table: t2}} |
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91 | |||
92 | # Make sure temporary tables work with transactions |
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93 | # |
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94 | do_test temptable-2.1 { |
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95 | execsql { |
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96 | BEGIN TRANSACTION; |
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97 | CREATE TEMPORARY TABLE t2(x,y); |
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98 | INSERT INTO t2 VALUES(1,2); |
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99 | SELECT * FROM t2; |
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100 | } |
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101 | } {1 2} |
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102 | do_test temptable-2.2 { |
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103 | execsql {ROLLBACK} |
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104 | catchsql {SELECT * FROM t2} |
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105 | } {1 {no such table: t2}} |
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106 | do_test temptable-2.3 { |
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107 | execsql { |
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108 | BEGIN TRANSACTION; |
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109 | CREATE TEMPORARY TABLE t2(x,y); |
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110 | INSERT INTO t2 VALUES(1,2); |
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111 | SELECT * FROM t2; |
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112 | } |
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113 | } {1 2} |
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114 | do_test temptable-2.4 { |
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115 | execsql {COMMIT} |
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116 | catchsql {SELECT * FROM t2} |
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117 | } {0 {1 2}} |
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118 | do_test temptable-2.5 { |
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119 | set r [catch {db2 eval {SELECT * FROM t2}} msg] |
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120 | lappend r $msg |
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121 | } {1 {no such table: t2}} |
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122 | |||
123 | # Make sure indices on temporary tables are also temporary. |
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124 | # |
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125 | do_test temptable-3.1 { |
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126 | execsql { |
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127 | CREATE INDEX i2 ON t2(x); |
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128 | SELECT name FROM sqlite_master WHERE type='index'; |
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129 | } |
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130 | } {} |
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131 | do_test temptable-3.2 { |
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132 | execsql { |
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133 | SELECT y FROM t2 WHERE x=1; |
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134 | } |
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135 | } {2} |
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136 | do_test temptable-3.3 { |
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137 | execsql { |
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138 | DROP INDEX i2; |
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139 | SELECT y FROM t2 WHERE x=1; |
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140 | } |
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141 | } {2} |
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142 | do_test temptable-3.4 { |
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143 | execsql { |
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144 | CREATE INDEX i2 ON t2(x); |
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145 | DROP TABLE t2; |
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146 | } |
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147 | catchsql {DROP INDEX i2} |
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148 | } {1 {no such index: i2}} |
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149 | |||
150 | # Check for correct name collision processing. A name collision can |
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151 | # occur when process A creates a temporary table T then process B |
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152 | # creates a permanent table also named T. The temp table in process A |
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153 | # hides the existance of the permanent table. |
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154 | # |
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155 | do_test temptable-4.1 { |
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156 | execsql { |
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157 | CREATE TEMP TABLE t2(x,y); |
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158 | INSERT INTO t2 VALUES(10,20); |
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159 | SELECT * FROM t2; |
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160 | } db2 |
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161 | } {10 20} |
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162 | do_test temptable-4.2 { |
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163 | execsql { |
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164 | CREATE TABLE t2(x,y,z); |
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165 | INSERT INTO t2 VALUES(9,8,7); |
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166 | SELECT * FROM t2; |
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167 | } |
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168 | } {9 8 7} |
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169 | do_test temptable-4.3 { |
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170 | catchsql { |
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171 | SELECT * FROM t2; |
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172 | } db2 |
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173 | } {0 {10 20}} |
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174 | do_test temptable-4.4.1 { |
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175 | catchsql { |
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176 | SELECT * FROM temp.t2; |
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177 | } db2 |
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178 | } {0 {10 20}} |
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179 | do_test temptable-4.4.2 { |
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180 | catchsql { |
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181 | SELECT * FROM main.t2; |
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182 | } db2 |
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183 | } {0 {9 8 7}} |
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184 | #do_test temptable-4.4.3 { |
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185 | # catchsql { |
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186 | # SELECT name FROM main.sqlite_master WHERE type='table'; |
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187 | # } db2 |
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188 | #} {1 {database schema has changed}} |
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189 | do_test temptable-4.4.4 { |
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190 | catchsql { |
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191 | SELECT name FROM main.sqlite_master WHERE type='table'; |
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192 | } db2 |
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193 | } {0 {t1 t2}} |
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194 | do_test temptable-4.4.5 { |
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195 | catchsql { |
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196 | SELECT * FROM main.t2; |
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197 | } db2 |
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198 | } {0 {9 8 7}} |
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199 | do_test temptable-4.4.6 { |
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200 | # TEMP takes precedence over MAIN |
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201 | catchsql { |
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202 | SELECT * FROM t2; |
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203 | } db2 |
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204 | } {0 {10 20}} |
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205 | do_test temptable-4.5 { |
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206 | catchsql { |
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207 | DROP TABLE t2; -- should drop TEMP |
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208 | SELECT * FROM t2; -- data should be from MAIN |
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209 | } db2 |
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210 | } {0 {9 8 7}} |
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211 | do_test temptable-4.6 { |
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212 | db2 close |
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213 | sqlite3 db2 ./test.db |
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214 | catchsql { |
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215 | SELECT * FROM t2; |
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216 | } db2 |
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217 | } {0 {9 8 7}} |
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218 | do_test temptable-4.7 { |
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219 | catchsql { |
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220 | DROP TABLE t2; |
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221 | SELECT * FROM t2; |
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222 | } |
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223 | } {1 {no such table: t2}} |
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224 | do_test temptable-4.8 { |
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225 | db2 close |
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226 | sqlite3 db2 ./test.db |
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227 | execsql { |
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228 | CREATE TEMP TABLE t2(x unique,y); |
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229 | INSERT INTO t2 VALUES(1,2); |
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230 | SELECT * FROM t2; |
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231 | } db2 |
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232 | } {1 2} |
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233 | do_test temptable-4.9 { |
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234 | execsql { |
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235 | CREATE TABLE t2(x unique, y); |
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236 | INSERT INTO t2 VALUES(3,4); |
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237 | SELECT * FROM t2; |
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238 | } |
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239 | } {3 4} |
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240 | do_test temptable-4.10.1 { |
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241 | catchsql { |
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242 | SELECT * FROM t2; |
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243 | } db2 |
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244 | } {0 {1 2}} |
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245 | # Update: The schema is reloaded in test temptable-4.10.1. And tclsqlite.c |
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246 | # handles it and retries the query anyway. |
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247 | # do_test temptable-4.10.2 { |
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248 | # catchsql { |
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249 | # SELECT name FROM sqlite_master WHERE type='table' |
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250 | # } db2 |
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251 | # } {1 {database schema has changed}} |
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252 | do_test temptable-4.10.3 { |
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253 | catchsql { |
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254 | SELECT name FROM sqlite_master WHERE type='table' |
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255 | } db2 |
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256 | } {0 {t1 t2}} |
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257 | do_test temptable-4.11 { |
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258 | execsql { |
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259 | SELECT * FROM t2; |
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260 | } db2 |
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261 | } {1 2} |
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262 | do_test temptable-4.12 { |
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263 | execsql { |
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264 | SELECT * FROM t2; |
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265 | } |
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266 | } {3 4} |
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267 | do_test temptable-4.13 { |
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268 | catchsql { |
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269 | DROP TABLE t2; -- drops TEMP.T2 |
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270 | SELECT * FROM t2; -- uses MAIN.T2 |
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271 | } db2 |
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272 | } {0 {3 4}} |
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273 | do_test temptable-4.14 { |
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274 | execsql { |
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275 | SELECT * FROM t2; |
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276 | } |
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277 | } {3 4} |
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278 | do_test temptable-4.15 { |
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279 | db2 close |
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280 | sqlite3 db2 ./test.db |
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281 | execsql { |
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282 | SELECT * FROM t2; |
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283 | } db2 |
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284 | } {3 4} |
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285 | |||
286 | # Now create a temporary table in db2 and a permanent index in db. The |
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287 | # temporary table in db2 should mask the name of the permanent index, |
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288 | # but the permanent index should still be accessible and should still |
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289 | # be updated when its corresponding table changes. |
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290 | # |
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291 | do_test temptable-5.1 { |
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292 | execsql { |
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293 | CREATE TEMP TABLE mask(a,b,c) |
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294 | } db2 |
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295 | execsql { |
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296 | CREATE INDEX mask ON t2(x); |
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297 | SELECT * FROM t2; |
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298 | } |
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299 | } {3 4} |
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300 | #do_test temptable-5.2 { |
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301 | # catchsql { |
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302 | # SELECT * FROM t2; |
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303 | # } db2 |
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304 | #} {1 {database schema has changed}} |
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305 | do_test temptable-5.3 { |
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306 | catchsql { |
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307 | SELECT * FROM t2; |
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308 | } db2 |
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309 | } {0 {3 4}} |
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310 | do_test temptable-5.4 { |
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311 | execsql { |
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312 | SELECT y FROM t2 WHERE x=3 |
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313 | } |
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314 | } {4} |
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315 | do_test temptable-5.5 { |
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316 | execsql { |
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317 | SELECT y FROM t2 WHERE x=3 |
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318 | } db2 |
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319 | } {4} |
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320 | do_test temptable-5.6 { |
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321 | execsql { |
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322 | INSERT INTO t2 VALUES(1,2); |
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323 | SELECT y FROM t2 WHERE x=1; |
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324 | } db2 |
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325 | } {2} |
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326 | do_test temptable-5.7 { |
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327 | execsql { |
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328 | SELECT y FROM t2 WHERE x=3 |
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329 | } db2 |
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330 | } {4} |
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331 | do_test temptable-5.8 { |
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332 | execsql { |
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333 | SELECT y FROM t2 WHERE x=1; |
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334 | } |
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335 | } {2} |
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336 | do_test temptable-5.9 { |
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337 | execsql { |
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338 | SELECT y FROM t2 WHERE x=3 |
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339 | } |
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340 | } {4} |
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341 | |||
342 | db2 close |
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343 | |||
344 | # Test for correct operation of read-only databases |
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345 | # |
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346 | do_test temptable-6.1 { |
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347 | execsql { |
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348 | CREATE TABLE t8(x); |
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349 | INSERT INTO t8 VALUES('xyzzy'); |
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350 | SELECT * FROM t8; |
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351 | } |
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352 | } {xyzzy} |
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353 | do_test temptable-6.2 { |
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354 | db close |
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355 | catch {file attributes test.db -permissions 0444} |
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356 | catch {file attributes test.db -readonly 1} |
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357 | sqlite3 db test.db |
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358 | if {[file writable test.db]} { |
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359 | error "Unable to make the database file test.db readonly - rerun this test as an unprivileged user" |
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360 | } |
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361 | execsql { |
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362 | SELECT * FROM t8; |
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363 | } |
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364 | } {xyzzy} |
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365 | do_test temptable-6.3 { |
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366 | if {[file writable test.db]} { |
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367 | error "Unable to make the database file test.db readonly - rerun this test as an unprivileged user" |
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368 | } |
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369 | catchsql { |
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370 | CREATE TABLE t9(x,y); |
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371 | } |
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372 | } {1 {attempt to write a readonly database}} |
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373 | do_test temptable-6.4 { |
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374 | catchsql { |
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375 | CREATE TEMP TABLE t9(x,y); |
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376 | } |
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377 | } {0 {}} |
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378 | do_test temptable-6.5 { |
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379 | catchsql { |
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380 | INSERT INTO t9 VALUES(1,2); |
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381 | SELECT * FROM t9; |
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382 | } |
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383 | } {0 {1 2}} |
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384 | do_test temptable-6.6 { |
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385 | if {[file writable test.db]} { |
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386 | error "Unable to make the database file test.db readonly - rerun this test as an unprivileged user" |
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387 | } |
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388 | catchsql { |
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389 | INSERT INTO t8 VALUES('hello'); |
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390 | SELECT * FROM t8; |
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391 | } |
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392 | } {1 {attempt to write a readonly database}} |
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393 | do_test temptable-6.7 { |
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394 | catchsql { |
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395 | SELECT * FROM t8,t9; |
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396 | } |
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397 | } {0 {xyzzy 1 2}} |
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398 | do_test temptable-6.8 { |
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399 | db close |
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400 | sqlite3 db test.db |
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401 | catchsql { |
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402 | SELECT * FROM t8,t9; |
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403 | } |
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404 | } {1 {no such table: t9}} |
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405 | |||
406 | file delete -force test2.db test2.db-journal |
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407 | ifcapable attach { |
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408 | do_test temptable-7.1 { |
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409 | catchsql { |
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410 | ATTACH 'test2.db' AS two; |
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411 | CREATE TEMP TABLE two.abc(x,y); |
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412 | } |
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413 | } {1 {temporary table name must be unqualified}} |
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414 | } |
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415 | |||
416 | # Need to do the following for tcl 8.5 on mac. On that configuration, the |
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417 | # -readonly flag is taken so seriously that a subsequent [file delete -force] |
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418 | # (required before the next test file can be executed) will fail. |
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419 | # |
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420 | catch {file attributes test.db -readonly 0} |
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421 | |||
422 | do_test temptable-8.0 { |
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423 | db close |
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424 | catch {file delete -force test.db} |
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425 | sqlite3 db test.db |
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426 | } {} |
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427 | do_test temptable-8.1 { |
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428 | execsql { CREATE TEMP TABLE tbl2(a, b); } |
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429 | execsql { |
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430 | CREATE TABLE tbl(a, b); |
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431 | INSERT INTO tbl VALUES(1, 2); |
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432 | } |
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433 | execsql {SELECT * FROM tbl} |
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434 | } {1 2} |
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435 | do_test temptable-8.2 { |
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436 | execsql { CREATE TEMP TABLE tbl(a, b); } |
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437 | execsql {SELECT * FROM tbl} |
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438 | } {} |
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439 | |||
440 | finish_test |