wasCSharpSQLite – Blame information for rev 7
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1 | office | 1 | # 2008 September 1 |
2 | # |
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3 | # The author disclaims copyright to this source code. In place of |
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4 | # a legal notice, here is a blessing: |
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5 | # |
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6 | # May you do good and not evil. |
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7 | # May you find forgiveness for yourself and forgive others. |
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8 | # May you share freely, never taking more than you give. |
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9 | # |
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10 | #*********************************************************************** |
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11 | # |
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12 | # This file implements regression tests for SQLite library. The |
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13 | # focus of this file is testing the fix for ticket #3346 |
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14 | # |
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15 | # $Id: tkt3346.test,v 1.3 2008/12/09 13:12:57 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 | do_test tkt3346-1.1 { |
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21 | db eval { |
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22 | CREATE TABLE t1(a,b); |
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23 | INSERT INTO t1 VALUES(2,'bob'); |
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24 | INSERT INTO t1 VALUES(1,'alice'); |
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25 | INSERT INTO t1 VALUES(3,'claire'); |
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26 | SELECT *, ( SELECT y FROM (SELECT x.b='alice' AS y) ) |
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27 | FROM ( SELECT * FROM t1 ) AS x; |
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28 | } |
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29 | } {2 bob 0 1 alice 1 3 claire 0} |
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30 | do_test tkt3346-1.2 { |
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31 | db eval { |
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32 | SELECT b FROM (SELECT * FROM t1) AS x |
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33 | WHERE (SELECT y FROM (SELECT x.b='alice' AS y))=0 |
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34 | } |
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35 | } {bob claire} |
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36 | do_test tkt3346-1.3 { |
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37 | db eval { |
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38 | SELECT b FROM (SELECT * FROM t1 ORDER BY a) AS x |
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39 | WHERE (SELECT y FROM (SELECT a||b y FROM t1 WHERE t1.b=x.b))=(x.a||x.b) |
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40 | } |
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41 | } {alice bob claire} |
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42 | do_test tkt3346-1.4 { |
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43 | db eval { |
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44 | SELECT b FROM (SELECT * FROM t1 ORDER BY a) AS x |
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45 | WHERE (SELECT y FROM (SELECT a||b y FROM t1 WHERE t1.b=x.b))=('2'||x.b) |
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46 | } |
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47 | } {bob} |
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48 | |||
49 | # Ticket #3530 |
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50 | # |
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51 | # As shown by ticket #3346 above (see also ticket #3298) it is important |
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52 | # that a subquery in the result-set be able to look up through multiple |
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53 | # FROM levels in order to view tables in the FROM clause at the top level. |
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54 | # |
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55 | # But ticket #3530 shows us that a subquery in the FROM clause should not |
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56 | # be able to look up to higher levels: |
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57 | # |
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58 | do_test tkt3346-2.1 { |
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59 | catchsql { |
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60 | CREATE TABLE t2(a); |
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61 | INSERT INTO t2 VALUES(1); |
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62 | |||
63 | SELECT * FROM (SELECT * FROM t1 WHERE 1=x.a) AS x; |
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64 | } |
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65 | } {1 {no such column: x.a}} |
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66 | |||
67 | finish_test |