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| 1 # 2007 June 26 | |
| 2 # | |
| 3 # The author disclaims copyright to this source code. In place of | |
| 4 # a legal notice, here is a blessing: | |
| 5 # | |
| 6 # May you do good and not evil. | |
| 7 # May you find forgiveness for yourself and forgive others. | |
| 8 # May you share freely, never taking more than you give. | |
| 9 # | |
| 10 #*********************************************************************** | |
| 11 # This file implements regression tests for SQLite library. The | |
| 12 # focus of this file is 'hidden' virtual table columns. | |
| 13 # | |
| 14 # $Id: vtabA.test,v 1.2 2008/07/12 14:52:21 drh Exp $ | |
| 15 | |
| 16 set testdir [file dirname $argv0] | |
| 17 source $testdir/tester.tcl | |
| 18 | |
| 19 ifcapable !vtab { | |
| 20 finish_test | |
| 21 return | |
| 22 } | |
| 23 | |
| 24 proc get_decltype {table col} { | |
| 25 set STMT [sqlite3_prepare $::DB "SELECT $col FROM $table" -1 TAIL] | |
| 26 set decltype [sqlite3_column_decltype $STMT 0] | |
| 27 sqlite3_finalize $STMT | |
| 28 set decltype | |
| 29 } | |
| 30 | |
| 31 proc get_collist {table} { | |
| 32 set ret [list] | |
| 33 db eval "PRAGMA table_info($table)" { lappend ret $name } | |
| 34 set ret | |
| 35 } | |
| 36 | |
| 37 # Register the echo module | |
| 38 register_echo_module [sqlite3_connection_pointer db] | |
| 39 | |
| 40 # Create a virtual table with a 'hidden' column (column b). | |
| 41 # | |
| 42 do_test vtabA-1.1 { | |
| 43 execsql { CREATE TABLE t1(a, b HIDDEN VARCHAR, c INTEGER) } | |
| 44 } {} | |
| 45 do_test vtabA-1.2 { | |
| 46 execsql { CREATE VIRTUAL TABLE t1e USING echo(t1) } | |
| 47 } {} | |
| 48 | |
| 49 # Test that the hidden column is not listed by [PRAGMA table_info]. | |
| 50 # | |
| 51 do_test vtabA-1.3 { | |
| 52 execsql { PRAGMA table_info(t1e) } | |
| 53 } [list \ | |
| 54 0 a {} 0 {} 0 \ | |
| 55 1 c INTEGER 0 {} 0 \ | |
| 56 ] | |
| 57 | |
| 58 # Test that the hidden column is not require in the default column | |
| 59 # list for an INSERT statement. | |
| 60 # | |
| 61 do_test vtabA-1.4 { | |
| 62 catchsql { | |
| 63 INSERT INTO t1e VALUES('value a', 'value c'); | |
| 64 } | |
| 65 } {0 {}} | |
| 66 do_test vtabA-1.5 { | |
| 67 execsql { | |
| 68 SELECT a, b, c FROM t1e; | |
| 69 } | |
| 70 } {{value a} {} {value c}} | |
| 71 | |
| 72 do_test vtabA-1.6 { | |
| 73 execsql { | |
| 74 SELECT * FROM t1e; | |
| 75 } | |
| 76 } {{value a} {value c}} | |
| 77 | |
| 78 # Test that the expansion of a '*' expression in the result set of | |
| 79 # a SELECT does not include the hidden column. | |
| 80 # | |
| 81 do_test vtabA-1.7 { | |
| 82 execsql { | |
| 83 INSERT INTO t1e SELECT * FROM t1e; | |
| 84 } | |
| 85 } {} | |
| 86 do_test vtabA-1.8 { | |
| 87 execsql { | |
| 88 SELECT * FROM t1e; | |
| 89 } | |
| 90 } {{value a} {value c} {value a} {value c}} | |
| 91 | |
| 92 # Test that the declaration type of the hidden column does not include | |
| 93 # the token "HIDDEN". | |
| 94 # | |
| 95 do_test vtabA-1.9 { | |
| 96 get_decltype t1e b | |
| 97 } {VARCHAR} | |
| 98 do_test vtabA-1.10 { | |
| 99 get_collist t1e | |
| 100 } {a c} | |
| 101 | |
| 102 #---------------------------------------------------------------------- | |
| 103 # These tests vtabA-2.* concentrate on testing that the HIDDEN token | |
| 104 # is detected and handled correctly in various declarations. | |
| 105 # | |
| 106 proc analyse_parse {columns decltype_list} { | |
| 107 db eval { DROP TABLE IF EXISTS t1e; } | |
| 108 db eval { DROP TABLE IF EXISTS t1; } | |
| 109 db eval " CREATE TABLE t1 $columns " | |
| 110 db eval { CREATE VIRTUAL TABLE t1e USING echo(t1) } | |
| 111 set ret [list [get_collist t1e]] | |
| 112 foreach c $decltype_list { | |
| 113 lappend ret [get_decltype t1e $c] | |
| 114 } | |
| 115 set ret | |
| 116 } | |
| 117 | |
| 118 do_test vtabA-2.1 { | |
| 119 analyse_parse {(a text, b integer hidden, c hidden)} {a b c} | |
| 120 } {a text integer {}} | |
| 121 | |
| 122 do_test vtabA-2.2 { | |
| 123 analyse_parse {(a hidden , b integerhidden, c hidden1)} {a b c} | |
| 124 } {{b c} {} integerhidden hidden1} | |
| 125 | |
| 126 do_test vtabA-2.3 { | |
| 127 analyse_parse {(a HiDden, b HIDDEN, c hidden)} {a b c} | |
| 128 } {{} {} {} {}} | |
| 129 | |
| 130 do_test vtabA-2.4 { | |
| 131 analyse_parse {(a whatelse can i hidden test, b HIDDEN hidden)} {a b} | |
| 132 } {{} {whatelse can i test} hidden} | |
| 133 | |
| 134 finish_test | |
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