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1 # 2015-11-07 | |
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 testing the WITH clause. | |
13 # | |
14 | |
15 set testdir [file dirname $argv0] | |
16 source $testdir/tester.tcl | |
17 set ::testprefix with3 | |
18 | |
19 ifcapable {!cte} { | |
20 finish_test | |
21 return | |
22 } | |
23 | |
24 # Test problems found by Kostya Serebryany using | |
25 # LibFuzzer. (http://llvm.org/docs/LibFuzzer.html) | |
26 # | |
27 do_catchsql_test 1.0 { | |
28 WITH i(x) AS ( | |
29 WITH j AS (SELECT 10) | |
30 SELECT 5 FROM t0 UNION SELECT 8 FROM m | |
31 ) | |
32 SELECT * FROM i; | |
33 } {1 {no such table: m}} | |
34 | |
35 # Additional test cases that came out of the work to | |
36 # fix for Kostya's problem. | |
37 # | |
38 do_execsql_test 2.0 { | |
39 WITH | |
40 x1 AS (SELECT 10), | |
41 x2 AS (SELECT 11), | |
42 x3 AS ( | |
43 SELECT * FROM x1 UNION ALL SELECT * FROM x2 | |
44 ), | |
45 x4 AS ( | |
46 WITH | |
47 x1 AS (SELECT 12), | |
48 x2 AS (SELECT 13) | |
49 SELECT * FROM x3 | |
50 ) | |
51 SELECT * FROM x4; | |
52 | |
53 } {10 11} | |
54 | |
55 do_execsql_test 2.1 { | |
56 CREATE TABLE t1(x); | |
57 WITH | |
58 x1(a) AS (values(100)) | |
59 INSERT INTO t1(x) | |
60 SELECT * FROM (WITH x2(y) AS (SELECT * FROM x1) SELECT y+a FROM x1, x2); | |
61 SELECT * FROM t1; | |
62 } {200} | |
63 | |
64 finish_test | |
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