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237 lines
7.2 KiB
Plaintext
237 lines
7.2 KiB
Plaintext
# 2015-08-19
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# This file implements tests for table-valued-functions implemented using
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# eponymous virtual tables.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix tabfunc01
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ifcapable !vtab {
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finish_test
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return
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}
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load_static_extension db series
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load_static_extension db carray
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load_static_extension db remember
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do_execsql_test tabfunc01-1.1 {
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SELECT *, '|' FROM generate_series WHERE start=1 AND stop=9 AND step=2;
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} {1 | 3 | 5 | 7 | 9 |}
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do_execsql_test tabfunc01-1.1b {
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PRAGMA table_xinfo(generate_series);
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} {0 value {} 0 {} 0 0 1 start {} 0 {} 0 1 2 stop {} 0 {} 0 1 3 step {} 0 {} 0 1}
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do_execsql_test tabfunc01-1.2 {
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SELECT *, '|' FROM generate_series LIMIT 5;
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} {0 | 1 | 2 | 3 | 4 |}
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do_catchsql_test tabfunc01-1.3 {
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CREATE VIRTUAL TABLE t1 USING generate_series;
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} {1 {no such module: generate_series}}
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do_execsql_test tabfunc01-1.4 {
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SELECT * FROM generate_series(1,9,2);
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} {1 3 5 7 9}
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do_execsql_test tabfunc01-1.5 {
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SELECT * FROM generate_series(1,9);
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} {1 2 3 4 5 6 7 8 9}
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do_execsql_test tabfunc01-1.6 {
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SELECT * FROM generate_series(1,10) WHERE step=3;
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} {1 4 7 10}
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do_catchsql_test tabfunc01-1.7 {
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SELECT * FROM generate_series(1,9,2,11);
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} {1 {too many arguments on generate_series() - max 3}}
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do_execsql_test tabfunc01-1.8 {
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SELECT * FROM generate_series(0,32,5) ORDER BY rowid DESC;
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} {30 25 20 15 10 5 0}
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do_execsql_test tabfunc01-1.9 {
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SELECT rowid, * FROM generate_series(0,32,5) ORDER BY value DESC;
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} {1 30 2 25 3 20 4 15 5 10 6 5 7 0}
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do_execsql_test tabfunc01-1.10 {
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SELECT rowid, * FROM generate_series(0,32,5) ORDER BY +value DESC;
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} {7 30 6 25 5 20 4 15 3 10 2 5 1 0}
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do_execsql_test tabfunc01-1.20 {
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CREATE VIEW v1(a,b) AS VALUES(1,2),(3,4);
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SELECT * FROM v1;
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} {1 2 3 4}
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do_catchsql_test tabfunc01-1.21.1 {
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SELECT * FROM v1(55);
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} {1 {'v1' is not a function}}
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do_catchsql_test tabfunc01-1.21.2 {
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SELECT * FROM v1();
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} {1 {'v1' is not a function}}
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do_execsql_test tabfunc01-1.22 {
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CREATE VIEW v2(x) AS SELECT value FROM generate_series(1,5);
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SELECT * FROM v2;
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} {1 2 3 4 5}
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do_catchsql_test tabfunc01-1.23.1 {
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SELECT * FROM v2(55);
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} {1 {'v2' is not a function}}
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do_catchsql_test tabfunc01-1.23.2 {
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SELECT * FROM v2();
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} {1 {'v2' is not a function}}
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do_execsql_test tabfunc01-1.24 {
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CREATE TABLE t0(x);
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INSERT INTO t0(x) VALUES(123),(456),(789);
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SELECT * FROM t0 ORDER BY x;
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} {123 456 789}
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do_catchsql_test tabfunc01-1.25 {
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SELECT * FROM t0(55) ORDER BY x;
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} {1 {'t0' is not a function}}
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do_catchsql_test tabfunc01-1.26 {
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WITH w0 AS (SELECT * FROM t0)
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INSERT INTO t0(x) SELECT * FROM w0()
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} {1 {'w0' is not a function}}
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do_execsql_test tabfunc01-2.1 {
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CREATE TABLE t1(x);
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INSERT INTO t1(x) VALUES(2),(3);
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SELECT *, '|' FROM t1, generate_series(1,x) ORDER BY 1, 2
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} {2 1 | 2 2 | 3 1 | 3 2 | 3 3 |}
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do_execsql_test tabfunc01-2.2 {
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SELECT *, '|' FROM (SELECT x FROM t1) AS y, generate_series(1,y.x)
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ORDER BY 1, 2;
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} {2 1 | 2 2 | 3 1 | 3 2 | 3 3 |}
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do_execsql_test tabfunc01-2.50 {
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SELECT * FROM generate_series() LIMIT 5;
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} {0 1 2 3 4}
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do_execsql_test tabfunc01-3.1 {
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SELECT DISTINCT value FROM generate_series(1,x), t1 ORDER BY 1;
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} {1 2 3}
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# Eponymous virtual table exists in all schemas.
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#
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do_execsql_test tabfunc01-4.1 {
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SELECT * FROM main.generate_series(1,4)
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} {1 2 3 4}
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do_execsql_test tabfunc01-4.2 {
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SELECT * FROM temp.generate_series(1,4)
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} {1 2 3 4}
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do_execsql_test tabfunc01-4.3 {
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ATTACH ':memory:' AS aux1;
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CREATE TABLE aux1.t1(a,b,c);
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SELECT * FROM aux1.generate_series(1,4)
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} {1 2 3 4}
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# 2018-12-03: Fix bug reported by by private email.
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do_execsql_test tabfunc01-4.4 {
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SELECT * FROM (generate_series(1,5,2)) AS x LIMIT 10;
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} {1 3 5}
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# The next series of tests is verifying that virtual table are able
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# to optimize the IN operator, even on terms that are not marked "omit".
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# When the generate_series virtual table is compiled for the testfixture,
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# the special -DSQLITE_SERIES_CONSTRAINT_VERIFY=1 option is used, which
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# causes the xBestIndex method of generate_series to leave the
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# sqlite3_index_constraint_usage.omit flag set to 0, which should cause
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# the SQLite core to verify the start=, stop=, and step= constraints on
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# each step of output. At one point, the IN operator could not be used
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# by virtual tables unless omit was set.
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#
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do_execsql_test tabfunc01-500 {
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SELECT * FROM generate_series WHERE start IN (1,7) AND stop=20 AND step=10
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ORDER BY +1;
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} {1 7 11 17}
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# Table-valued functions on the RHS of an IN operator
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#
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do_execsql_test tabfunc01-600 {
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CREATE TABLE t600(a INTEGER PRIMARY KEY, b TEXT);
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WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100)
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INSERT INTO t600(a,b) SELECT x, printf('(%03d)',x) FROM c;
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SELECT b FROM t600 WHERE a IN generate_series(2,52,10);
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} {(002) (012) (022) (032) (042) (052)}
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do_test tabfunc01-700 {
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set PTR1 [intarray_addr 5 7 13 17 23]
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db eval {
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SELECT b FROM t600, carray(inttoptr($PTR1),5) WHERE a=value;
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}
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} {(005) (007) (013) (017) (023)}
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do_test tabfunc01-701 {
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db eval {
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SELECT b FROM t600 WHERE a IN carray(inttoptr($PTR1),5,'int32');
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}
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} {(005) (007) (013) (017) (023)}
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do_test tabfunc01-702 {
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db eval {
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SELECT b FROM t600 WHERE a IN carray(inttoptr($PTR1),4,'int32');
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}
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} {(005) (007) (013) (017)}
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do_catchsql_test tabfunc01-710 {
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SELECT b FROM t600 WHERE a IN carray(inttoptr($PTR1),5,'int33');
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} {1 {unknown datatype: 'int33'}}
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do_test tabfunc01-720 {
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set PTR2 [int64array_addr 5 7 13 17 23]
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db eval {
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SELECT b FROM t600, carray(inttoptr($PTR2),5,'int64') WHERE a=value;
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}
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} {(005) (007) (013) (017) (023)}
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do_test tabfunc01-721 {
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db eval {
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SELECT remember(123,inttoptr($PTR2));
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SELECT value FROM carray(inttoptr($PTR2),5,'int64');
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}
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} {123 123 7 13 17 23}
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do_test tabfunc01-722 {
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set PTR3 [expr {$PTR2+16}]
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db eval {
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SELECT remember(987,inttoptr($PTR3));
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SELECT value FROM carray(inttoptr($PTR2),5,'int64');
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}
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} {987 123 7 987 17 23}
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do_test tabfunc01-730 {
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set PTR4 [doublearray_addr 5.0 7.0 13.0 17.0 23.0]
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db eval {
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SELECT b FROM t600, carray(inttoptr($PTR4),5,'double') WHERE a=value;
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}
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} {(005) (007) (013) (017) (023)}
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do_test tabfunc01-740 {
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set PTR5 [textarray_addr x5 x7 x13 x17 x23]
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db eval {
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SELECT b FROM t600, carray(inttoptr($PTR5),5,'char*')
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WHERE a=trim(value,'x');
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}
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} {(005) (007) (013) (017) (023)}
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do_test tabfunc01-750 {
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db eval {
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SELECT aa.value, bb.value, '|'
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FROM carray(inttoptr($PTR4),5,'double') AS aa
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JOIN carray(inttoptr($PTR5),5,'char*') AS bb ON aa.rowid=bb.rowid;
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}
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} {5.0 x5 | 7.0 x7 | 13.0 x13 | 17.0 x17 | 23.0 x23 |}
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# ticket https://www.sqlite.org/src/info/2ae0c599b735d59e
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do_test tabfunc01-751 {
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db eval {
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SELECT aa.value, bb.value, '|'
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FROM carray(inttoptr($PTR4),5,'double') AS aa
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LEFT JOIN carray(inttoptr($PTR5),5,'char*') AS bb ON aa.rowid=bb.rowid;
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}
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} {5.0 x5 | 7.0 x7 | 13.0 x13 | 17.0 x17 | 23.0 x23 |}
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# Free up memory allocations
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intarray_addr
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int64array_addr
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doublearray_addr
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textarray_addr
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finish_test
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