wasCSharpSQLite – Blame information for rev 7
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Rev | Author | Line No. | Line |
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1 | office | 1 | # 2005 December 21 |
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 script is descending indices. |
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13 | # |
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14 | # $Id: descidx1.test,v 1.10 2008/03/19 00:21:31 drh Exp $ |
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15 | # |
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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 | # Do not use a codec for tests in this file, as the database file is |
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21 | # manipulated directly using tcl scripts (using the [hexio_write] command). |
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22 | # |
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23 | do_not_use_codec |
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24 | |||
25 | db eval {PRAGMA legacy_file_format=OFF} |
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26 | |||
27 | # This procedure sets the value of the file-format in file 'test.db' |
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28 | # to $newval. Also, the schema cookie is incremented. |
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29 | # |
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30 | proc set_file_format {newval} { |
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31 | hexio_write test.db 44 [hexio_render_int32 $newval] |
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32 | set schemacookie [hexio_get_int [hexio_read test.db 40 4]] |
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33 | incr schemacookie |
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34 | hexio_write test.db 40 [hexio_render_int32 $schemacookie] |
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35 | return {} |
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36 | } |
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37 | |||
38 | # This procedure returns the value of the file-format in file 'test.db'. |
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39 | # |
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40 | proc get_file_format {{fname test.db}} { |
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41 | return [hexio_get_int [hexio_read $fname 44 4]] |
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42 | } |
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43 | |||
44 | |||
45 | # Verify that the file format starts as 4. |
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46 | # |
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47 | do_test descidx1-1.1 { |
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48 | execsql { |
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49 | CREATE TABLE t1(a,b); |
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50 | CREATE INDEX i1 ON t1(b ASC); |
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51 | } |
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52 | get_file_format |
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53 | } {4} |
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54 | do_test descidx1-1.2 { |
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55 | execsql { |
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56 | CREATE INDEX i2 ON t1(a DESC); |
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57 | } |
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58 | get_file_format |
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59 | } {4} |
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60 | |||
61 | # Put some information in the table and verify that the descending |
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62 | # index actually works. |
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63 | # |
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64 | do_test descidx1-2.1 { |
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65 | execsql { |
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66 | INSERT INTO t1 VALUES(1,1); |
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67 | INSERT INTO t1 VALUES(2,2); |
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68 | INSERT INTO t1 SELECT a+2, a+2 FROM t1; |
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69 | INSERT INTO t1 SELECT a+4, a+4 FROM t1; |
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70 | SELECT b FROM t1 WHERE a>3 AND a<7; |
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71 | } |
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72 | } {6 5 4} |
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73 | do_test descidx1-2.2 { |
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74 | execsql { |
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75 | SELECT a FROM t1 WHERE b>3 AND b<7; |
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76 | } |
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77 | } {4 5 6} |
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78 | do_test descidx1-2.3 { |
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79 | execsql { |
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80 | SELECT b FROM t1 WHERE a>=3 AND a<7; |
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81 | } |
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82 | } {6 5 4 3} |
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83 | do_test descidx1-2.4 { |
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84 | execsql { |
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85 | SELECT b FROM t1 WHERE a>3 AND a<=7; |
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86 | } |
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87 | } {7 6 5 4} |
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88 | do_test descidx1-2.5 { |
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89 | execsql { |
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90 | SELECT b FROM t1 WHERE a>=3 AND a<=7; |
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91 | } |
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92 | } {7 6 5 4 3} |
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93 | do_test descidx1-2.6 { |
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94 | execsql { |
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95 | SELECT a FROM t1 WHERE b>=3 AND b<=7; |
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96 | } |
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97 | } {3 4 5 6 7} |
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98 | |||
99 | # This procedure executes the SQL. Then it checks to see if the OP_Sort |
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100 | # opcode was executed. If an OP_Sort did occur, then "sort" is appended |
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101 | # to the result. If no OP_Sort happened, then "nosort" is appended. |
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102 | # |
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103 | # This procedure is used to check to make sure sorting is or is not |
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104 | # occurring as expected. |
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105 | # |
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106 | proc cksort {sql} { |
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107 | set ::sqlite_sort_count 0 |
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108 | set data [execsql $sql] |
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109 | if {$::sqlite_sort_count} {set x sort} {set x nosort} |
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110 | lappend data $x |
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111 | return $data |
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112 | } |
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113 | |||
114 | # Test sorting using a descending index. |
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115 | # |
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116 | do_test descidx1-3.1 { |
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117 | cksort {SELECT a FROM t1 ORDER BY a} |
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118 | } {1 2 3 4 5 6 7 8 nosort} |
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119 | do_test descidx1-3.2 { |
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120 | cksort {SELECT a FROM t1 ORDER BY a ASC} |
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121 | } {1 2 3 4 5 6 7 8 nosort} |
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122 | do_test descidx1-3.3 { |
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123 | cksort {SELECT a FROM t1 ORDER BY a DESC} |
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124 | } {8 7 6 5 4 3 2 1 nosort} |
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125 | do_test descidx1-3.4 { |
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126 | cksort {SELECT b FROM t1 ORDER BY a} |
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127 | } {1 2 3 4 5 6 7 8 nosort} |
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128 | do_test descidx1-3.5 { |
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129 | cksort {SELECT b FROM t1 ORDER BY a ASC} |
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130 | } {1 2 3 4 5 6 7 8 nosort} |
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131 | do_test descidx1-3.6 { |
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132 | cksort {SELECT b FROM t1 ORDER BY a DESC} |
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133 | } {8 7 6 5 4 3 2 1 nosort} |
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134 | do_test descidx1-3.7 { |
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135 | cksort {SELECT a FROM t1 ORDER BY b} |
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136 | } {1 2 3 4 5 6 7 8 nosort} |
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137 | do_test descidx1-3.8 { |
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138 | cksort {SELECT a FROM t1 ORDER BY b ASC} |
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139 | } {1 2 3 4 5 6 7 8 nosort} |
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140 | do_test descidx1-3.9 { |
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141 | cksort {SELECT a FROM t1 ORDER BY b DESC} |
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142 | } {8 7 6 5 4 3 2 1 nosort} |
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143 | do_test descidx1-3.10 { |
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144 | cksort {SELECT b FROM t1 ORDER BY b} |
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145 | } {1 2 3 4 5 6 7 8 nosort} |
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146 | do_test descidx1-3.11 { |
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147 | cksort {SELECT b FROM t1 ORDER BY b ASC} |
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148 | } {1 2 3 4 5 6 7 8 nosort} |
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149 | do_test descidx1-3.12 { |
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150 | cksort {SELECT b FROM t1 ORDER BY b DESC} |
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151 | } {8 7 6 5 4 3 2 1 nosort} |
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152 | |||
153 | do_test descidx1-3.21 { |
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154 | cksort {SELECT a FROM t1 WHERE a>3 AND a<8 ORDER BY a} |
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155 | } {4 5 6 7 nosort} |
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156 | do_test descidx1-3.22 { |
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157 | cksort {SELECT a FROM t1 WHERE a>3 AND a<8 ORDER BY a ASC} |
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158 | } {4 5 6 7 nosort} |
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159 | do_test descidx1-3.23 { |
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160 | cksort {SELECT a FROM t1 WHERE a>3 AND a<8 ORDER BY a DESC} |
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161 | } {7 6 5 4 nosort} |
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162 | do_test descidx1-3.24 { |
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163 | cksort {SELECT b FROM t1 WHERE a>3 AND a<8 ORDER BY a} |
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164 | } {4 5 6 7 nosort} |
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165 | do_test descidx1-3.25 { |
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166 | cksort {SELECT b FROM t1 WHERE a>3 AND a<8 ORDER BY a ASC} |
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167 | } {4 5 6 7 nosort} |
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168 | do_test descidx1-3.26 { |
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169 | cksort {SELECT b FROM t1 WHERE a>3 AND a<8 ORDER BY a DESC} |
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170 | } {7 6 5 4 nosort} |
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171 | |||
172 | # Create a table with indices that are descending on some terms and |
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173 | # ascending on others. |
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174 | # |
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175 | ifcapable bloblit { |
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176 | do_test descidx1-4.1 { |
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177 | execsql { |
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178 | CREATE TABLE t2(a INT, b TEXT, c BLOB, d REAL); |
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179 | CREATE INDEX i3 ON t2(a ASC, b DESC, c ASC); |
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180 | CREATE INDEX i4 ON t2(b DESC, a ASC, d DESC); |
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181 | INSERT INTO t2 VALUES(1,'one',x'31',1.0); |
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182 | INSERT INTO t2 VALUES(2,'two',x'3232',2.0); |
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183 | INSERT INTO t2 VALUES(3,'three',x'333333',3.0); |
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184 | INSERT INTO t2 VALUES(4,'four',x'34343434',4.0); |
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185 | INSERT INTO t2 VALUES(5,'five',x'3535353535',5.0); |
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186 | INSERT INTO t2 VALUES(6,'six',x'363636363636',6.0); |
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187 | INSERT INTO t2 VALUES(2,'two',x'323232',2.1); |
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188 | INSERT INTO t2 VALUES(2,'zwei',x'3232',2.2); |
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189 | INSERT INTO t2 VALUES(2,NULL,NULL,2.3); |
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190 | SELECT count(*) FROM t2; |
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191 | } |
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192 | } {9} |
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193 | do_test descidx1-4.2 { |
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194 | execsql { |
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195 | SELECT d FROM t2 ORDER BY a; |
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196 | } |
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197 | } {1.0 2.2 2.0 2.1 2.3 3.0 4.0 5.0 6.0} |
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198 | do_test descidx1-4.3 { |
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199 | execsql { |
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200 | SELECT d FROM t2 WHERE a>=2; |
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201 | } |
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202 | } {2.2 2.0 2.1 2.3 3.0 4.0 5.0 6.0} |
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203 | do_test descidx1-4.4 { |
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204 | execsql { |
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205 | SELECT d FROM t2 WHERE a>2; |
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206 | } |
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207 | } {3.0 4.0 5.0 6.0} |
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208 | do_test descidx1-4.5 { |
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209 | execsql { |
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210 | SELECT d FROM t2 WHERE a=2 AND b>'two'; |
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211 | } |
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212 | } {2.2} |
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213 | do_test descidx1-4.6 { |
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214 | execsql { |
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215 | SELECT d FROM t2 WHERE a=2 AND b>='two'; |
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216 | } |
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217 | } {2.2 2.0 2.1} |
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218 | do_test descidx1-4.7 { |
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219 | execsql { |
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220 | SELECT d FROM t2 WHERE a=2 AND b<'two'; |
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221 | } |
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222 | } {} |
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223 | do_test descidx1-4.8 { |
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224 | execsql { |
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225 | SELECT d FROM t2 WHERE a=2 AND b<='two'; |
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226 | } |
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227 | } {2.0 2.1} |
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228 | } |
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229 | |||
230 | do_test descidx1-5.1 { |
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231 | execsql { |
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232 | CREATE TABLE t3(a,b,c,d); |
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233 | CREATE INDEX t3i1 ON t3(a DESC, b ASC, c DESC, d ASC); |
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234 | INSERT INTO t3 VALUES(0,0,0,0); |
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235 | INSERT INTO t3 VALUES(0,0,0,1); |
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236 | INSERT INTO t3 VALUES(0,0,1,0); |
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237 | INSERT INTO t3 VALUES(0,0,1,1); |
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238 | INSERT INTO t3 VALUES(0,1,0,0); |
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239 | INSERT INTO t3 VALUES(0,1,0,1); |
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240 | INSERT INTO t3 VALUES(0,1,1,0); |
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241 | INSERT INTO t3 VALUES(0,1,1,1); |
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242 | INSERT INTO t3 VALUES(1,0,0,0); |
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243 | INSERT INTO t3 VALUES(1,0,0,1); |
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244 | INSERT INTO t3 VALUES(1,0,1,0); |
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245 | INSERT INTO t3 VALUES(1,0,1,1); |
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246 | INSERT INTO t3 VALUES(1,1,0,0); |
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247 | INSERT INTO t3 VALUES(1,1,0,1); |
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248 | INSERT INTO t3 VALUES(1,1,1,0); |
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249 | INSERT INTO t3 VALUES(1,1,1,1); |
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250 | SELECT count(*) FROM t3; |
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251 | } |
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252 | } {16} |
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253 | do_test descidx1-5.2 { |
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254 | cksort { |
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255 | SELECT a||b||c||d FROM t3 ORDER BY a,b,c,d; |
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256 | } |
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257 | } {0000 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111 sort} |
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258 | do_test descidx1-5.3 { |
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259 | cksort { |
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260 | SELECT a||b||c||d FROM t3 ORDER BY a DESC, b ASC, c DESC, d ASC; |
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261 | } |
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262 | } {1010 1011 1000 1001 1110 1111 1100 1101 0010 0011 0000 0001 0110 0111 0100 0101 nosort} |
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263 | do_test descidx1-5.4 { |
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264 | cksort { |
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265 | SELECT a||b||c||d FROM t3 ORDER BY a ASC, b DESC, c ASC, d DESC; |
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266 | } |
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267 | } {0101 0100 0111 0110 0001 0000 0011 0010 1101 1100 1111 1110 1001 1000 1011 1010 nosort} |
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268 | do_test descidx1-5.5 { |
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269 | cksort { |
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270 | SELECT a||b||c FROM t3 WHERE d=0 ORDER BY a DESC, b ASC, c DESC |
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271 | } |
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272 | } {101 100 111 110 001 000 011 010 nosort} |
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273 | do_test descidx1-5.6 { |
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274 | cksort { |
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275 | SELECT a||b||c FROM t3 WHERE d=0 ORDER BY a ASC, b DESC, c ASC |
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276 | } |
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277 | } {010 011 000 001 110 111 100 101 nosort} |
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278 | do_test descidx1-5.7 { |
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279 | cksort { |
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280 | SELECT a||b||c FROM t3 WHERE d=0 ORDER BY a ASC, b DESC, c DESC |
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281 | } |
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282 | } {011 010 001 000 111 110 101 100 sort} |
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283 | do_test descidx1-5.8 { |
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284 | cksort { |
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285 | SELECT a||b||c FROM t3 WHERE d=0 ORDER BY a ASC, b ASC, c ASC |
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286 | } |
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287 | } {000 001 010 011 100 101 110 111 sort} |
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288 | do_test descidx1-5.9 { |
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289 | cksort { |
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290 | SELECT a||b||c FROM t3 WHERE d=0 ORDER BY a DESC, b DESC, c ASC |
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291 | } |
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292 | } {110 111 100 101 010 011 000 001 sort} |
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293 | |||
294 | # Test the legacy_file_format pragma here because we have access to |
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295 | # the get_file_format command. |
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296 | # |
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297 | ifcapable legacyformat { |
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298 | do_test descidx1-6.1 { |
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299 | db close |
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300 | file delete -force test.db test.db-journal |
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301 | sqlite3 db test.db |
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302 | execsql {PRAGMA legacy_file_format} |
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303 | } {1} |
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304 | } else { |
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305 | do_test descidx1-6.1 { |
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306 | db close |
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307 | file delete -force test.db test.db-journal |
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308 | sqlite3 db test.db |
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309 | execsql {PRAGMA legacy_file_format} |
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310 | } {0} |
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311 | } |
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312 | do_test descidx1-6.2 { |
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313 | execsql {PRAGMA legacy_file_format=YES} |
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314 | execsql {PRAGMA legacy_file_format} |
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315 | } {1} |
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316 | do_test descidx1-6.3 { |
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317 | execsql { |
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318 | CREATE TABLE t1(a,b,c); |
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319 | } |
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320 | get_file_format |
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321 | } {1} |
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322 | ifcapable vacuum { |
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323 | # Verify that the file format is preserved across a vacuum. |
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324 | do_test descidx1-6.3.1 { |
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325 | execsql {VACUUM} |
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326 | get_file_format |
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327 | } {1} |
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328 | } |
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329 | do_test descidx1-6.4 { |
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330 | db close |
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331 | file delete -force test.db test.db-journal |
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332 | sqlite3 db test.db |
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333 | execsql {PRAGMA legacy_file_format=NO} |
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334 | execsql {PRAGMA legacy_file_format} |
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335 | } {0} |
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336 | do_test descidx1-6.5 { |
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337 | execsql { |
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338 | CREATE TABLE t1(a,b,c); |
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339 | CREATE INDEX i1 ON t1(a ASC, b DESC, c ASC); |
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340 | INSERT INTO t1 VALUES(1,2,3); |
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341 | INSERT INTO t1 VALUES(1,1,0); |
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342 | INSERT INTO t1 VALUES(1,2,1); |
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343 | INSERT INTO t1 VALUES(1,3,4); |
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344 | } |
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345 | get_file_format |
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346 | } {4} |
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347 | ifcapable vacuum { |
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348 | # Verify that the file format is preserved across a vacuum. |
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349 | do_test descidx1-6.6 { |
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350 | execsql {VACUUM} |
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351 | get_file_format |
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352 | } {4} |
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353 | do_test descidx1-6.7 { |
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354 | execsql { |
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355 | PRAGMA legacy_file_format=ON; |
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356 | VACUUM; |
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357 | } |
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358 | get_file_format |
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359 | } {4} |
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360 | } |
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361 | |||
362 | |||
363 | |||
364 | finish_test |