3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
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.
10 #***********************************************************************
12 # This file implements tests for table-valued-functions implemented using
13 # eponymous virtual tables.
16 set testdir [file dirname $argv0]
17 source $testdir/tester.tcl
18 set testprefix tabfunc01
24 load_static_extension db series
25 load_static_extension db carray
26 load_static_extension db remember
28 do_execsql_test tabfunc01-1.1 {
29 SELECT *, '|' FROM generate_series WHERE start=1 AND stop=9 AND step=2;
30 } {1 | 3 | 5 | 7 | 9 |}
31 do_execsql_test tabfunc01-1.2 {
32 SELECT *, '|' FROM generate_series LIMIT 5;
33 } {0 | 1 | 2 | 3 | 4 |}
34 do_catchsql_test tabfunc01-1.3 {
35 CREATE VIRTUAL TABLE t1 USING generate_series;
36 } {1 {no such module: generate_series}}
37 do_execsql_test tabfunc01-1.4 {
38 SELECT * FROM generate_series(1,9,2);
40 do_execsql_test tabfunc01-1.5 {
41 SELECT * FROM generate_series(1,9);
43 do_execsql_test tabfunc01-1.6 {
44 SELECT * FROM generate_series(1,10) WHERE step=3;
46 do_catchsql_test tabfunc01-1.7 {
47 SELECT * FROM generate_series(1,9,2,11);
48 } {1 {too many arguments on generate_series() - max 3}}
50 do_execsql_test tabfunc01-1.8 {
51 SELECT * FROM generate_series(0,32,5) ORDER BY rowid DESC;
52 } {30 25 20 15 10 5 0}
53 do_execsql_test tabfunc01-1.9 {
54 SELECT rowid, * FROM generate_series(0,32,5) ORDER BY value DESC;
55 } {1 30 2 25 3 20 4 15 5 10 6 5 7 0}
56 do_execsql_test tabfunc01-1.10 {
57 SELECT rowid, * FROM generate_series(0,32,5) ORDER BY +value DESC;
58 } {7 30 6 25 5 20 4 15 3 10 2 5 1 0}
60 do_execsql_test tabfunc01-1.20 {
61 CREATE VIEW v1(a,b) AS VALUES(1,2),(3,4);
64 do_catchsql_test tabfunc01-1.21.1 {
66 } {1 {'v1' is not a function}}
67 do_catchsql_test tabfunc01-1.21.2 {
69 } {1 {'v1' is not a function}}
70 do_execsql_test tabfunc01-1.22 {
71 CREATE VIEW v2(x) AS SELECT value FROM generate_series(1,5);
74 do_catchsql_test tabfunc01-1.23.1 {
76 } {1 {'v2' is not a function}}
77 do_catchsql_test tabfunc01-1.23.2 {
79 } {1 {'v2' is not a function}}
80 do_execsql_test tabfunc01-1.24 {
82 INSERT INTO t0(x) VALUES(123),(456),(789);
83 SELECT * FROM t0 ORDER BY x;
85 do_catchsql_test tabfunc01-1.25 {
86 SELECT * FROM t0(55) ORDER BY x;
87 } {1 {'t0' is not a function}}
88 do_catchsql_test tabfunc01-1.26 {
89 WITH w0 AS (SELECT * FROM t0)
90 INSERT INTO t0(x) SELECT * FROM w0()
91 } {1 {'w0' is not a function}}
93 do_execsql_test tabfunc01-2.1 {
95 INSERT INTO t1(x) VALUES(2),(3);
96 SELECT *, '|' FROM t1, generate_series(1,x) ORDER BY 1, 2
97 } {2 1 | 2 2 | 3 1 | 3 2 | 3 3 |}
98 do_execsql_test tabfunc01-2.2 {
99 SELECT *, '|' FROM (SELECT x FROM t1) AS y, generate_series(1,y.x)
101 } {2 1 | 2 2 | 3 1 | 3 2 | 3 3 |}
103 do_execsql_test tabfunc01-2.50 {
104 SELECT * FROM generate_series() LIMIT 5;
107 do_execsql_test tabfunc01-3.1 {
108 SELECT DISTINCT value FROM generate_series(1,x), t1 ORDER BY 1;
111 # Eponymous virtual table exists in the "main" schema only
113 do_execsql_test tabfunc01-4.1 {
114 SELECT * FROM main.generate_series(1,4)
116 do_catchsql_test tabfunc01-4.2 {
117 SELECT * FROM temp.generate_series(1,4)
118 } {1 {no such table: temp.generate_series}}
119 do_catchsql_test tabfunc01-4.3 {
120 ATTACH ':memory:' AS aux1;
121 CREATE TABLE aux1.t1(a,b,c);
122 SELECT * FROM aux1.generate_series(1,4)
123 } {1 {no such table: aux1.generate_series}}
125 # The next series of tests is verifying that virtual table are able
126 # to optimize the IN operator, even on terms that are not marked "omit".
127 # When the generate_series virtual table is compiled for the testfixture,
128 # the special -DSQLITE_SERIES_CONSTRAINT_VERIFY=1 option is used, which
129 # causes the xBestIndex method of generate_series to leave the
130 # sqlite3_index_constraint_usage.omit flag set to 0, which should cause
131 # the SQLite core to verify the start=, stop=, and step= constraints on
132 # each step of output. At one point, the IN operator could not be used
133 # by virtual tables unless omit was set.
135 do_execsql_test tabfunc01-500 {
136 SELECT * FROM generate_series WHERE start IN (1,7) AND stop=20 AND step=10
140 # Table-valued functions on the RHS of an IN operator
142 do_execsql_test tabfunc01-600 {
143 CREATE TABLE t600(a INTEGER PRIMARY KEY, b TEXT);
144 WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100)
145 INSERT INTO t600(a,b) SELECT x, printf('(%03d)',x) FROM c;
146 SELECT b FROM t600 WHERE a IN generate_series(2,52,10);
147 } {(002) (012) (022) (032) (042) (052)}
150 do_test tabfunc01-700 {
151 set PTR1 [intarray_addr 5 7 13 17 23]
153 SELECT b FROM t600, carray(inttoptr($PTR1),5) WHERE a=value;
155 } {(005) (007) (013) (017) (023)}
156 do_test tabfunc01-701 {
158 SELECT b FROM t600 WHERE a IN carray(inttoptr($PTR1),5,'int32');
160 } {(005) (007) (013) (017) (023)}
161 do_test tabfunc01-702 {
163 SELECT b FROM t600 WHERE a IN carray(inttoptr($PTR1),4,'int32');
165 } {(005) (007) (013) (017)}
166 do_catchsql_test tabfunc01-710 {
167 SELECT b FROM t600 WHERE a IN carray(inttoptr($PTR1),5,'int33');
168 } {1 {unknown datatype: 'int33'}}
170 do_test tabfunc01-720 {
171 set PTR2 [int64array_addr 5 7 13 17 23]
173 SELECT b FROM t600, carray(inttoptr($PTR2),5,'int64') WHERE a=value;
175 } {(005) (007) (013) (017) (023)}
176 do_test tabfunc01-721 {
178 SELECT remember(123,inttoptr($PTR2));
179 SELECT value FROM carray(inttoptr($PTR2),5,'int64');
181 } {123 123 7 13 17 23}
182 do_test tabfunc01-722 {
183 set PTR3 [expr {$PTR2+16}]
185 SELECT remember(987,inttoptr($PTR3));
186 SELECT value FROM carray(inttoptr($PTR2),5,'int64');
188 } {987 123 7 987 17 23}
190 do_test tabfunc01-730 {
191 set PTR4 [doublearray_addr 5.0 7.0 13.0 17.0 23.0]
193 SELECT b FROM t600, carray(inttoptr($PTR4),5,'double') WHERE a=value;
195 } {(005) (007) (013) (017) (023)}
197 do_test tabfunc01-740 {
198 set PTR5 [textarray_addr x5 x7 x13 x17 x23]
200 SELECT b FROM t600, carray(inttoptr($PTR5),5,'char*')
201 WHERE a=trim(value,'x');
203 } {(005) (007) (013) (017) (023)}
205 do_test tabfunc01-750 {
207 SELECT aa.value, bb.value, '|'
208 FROM carray(inttoptr($PTR4),5,'double') AS aa
209 JOIN carray(inttoptr($PTR5),5,'char*') AS bb ON aa.rowid=bb.rowid;
211 } {5.0 x5 | 7.0 x7 | 13.0 x13 | 17.0 x17 | 23.0 x23 |}
213 # Free up memory allocations