fd29973f11
FossilOrigin-Name: 9605d008f5c763137e9734d033fe4510ca316858
141 lines
5.1 KiB
Plaintext
141 lines
5.1 KiB
Plaintext
# 2010 August 28
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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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# This file contains tests for the r-tree module. Specifically, it tests
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# that new-style custom r-tree queries (geometry callbacks) work.
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#
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if {![info exists testdir]} {
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set testdir [file join [file dirname [info script]] .. .. test]
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}
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source $testdir/tester.tcl
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ifcapable !rtree { finish_test ; return }
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ifcapable rtree_int_only { finish_test; return }
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#-------------------------------------------------------------------------
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# Test the example 2d "circle" geometry callback.
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#
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register_circle_geom db
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do_execsql_test rtreeE-1.1 {
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PRAGMA page_size=512;
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CREATE VIRTUAL TABLE rt1 USING rtree(id,x0,x1,y0,y1);
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/* A tight pattern of small boxes near 0,0 */
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WITH RECURSIVE
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x(x) AS (VALUES(0) UNION ALL SELECT x+1 FROM x WHERE x<4),
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y(y) AS (VALUES(0) UNION ALL SELECT y+1 FROM y WHERE y<4)
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INSERT INTO rt1 SELECT x+5*y, x, x+2, y, y+2 FROM x, y;
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/* A looser pattern of small boxes near 100, 0 */
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WITH RECURSIVE
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x(x) AS (VALUES(0) UNION ALL SELECT x+1 FROM x WHERE x<4),
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y(y) AS (VALUES(0) UNION ALL SELECT y+1 FROM y WHERE y<4)
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INSERT INTO rt1 SELECT 100+x+5*y, x*3+100, x*3+102, y*3, y*3+2 FROM x, y;
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/* A looser pattern of larger boxes near 0, 200 */
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WITH RECURSIVE
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x(x) AS (VALUES(0) UNION ALL SELECT x+1 FROM x WHERE x<4),
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y(y) AS (VALUES(0) UNION ALL SELECT y+1 FROM y WHERE y<4)
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INSERT INTO rt1 SELECT 200+x+5*y, x*7, x*7+15, y*7+200, y*7+215 FROM x, y;
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} {}
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# Queries against each of the three clusters */
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do_execsql_test rtreeE-1.1 {
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SELECT id FROM rt1 WHERE id MATCH Qcircle(0.0, 0.0, 50.0, 3) ORDER BY id;
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} {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24}
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do_execsql_test rtreeE-1.1x {
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SELECT id FROM rt1 WHERE id MATCH Qcircle('x:0 y:0 r:50.0 e:3') ORDER BY id;
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} {0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24}
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do_execsql_test rtreeE-1.2 {
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SELECT id FROM rt1 WHERE id MATCH Qcircle(100.0, 0.0, 50.0, 3) ORDER BY id;
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} {100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124}
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do_execsql_test rtreeE-1.3 {
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SELECT id FROM rt1 WHERE id MATCH Qcircle(0.0, 200.0, 50.0, 3) ORDER BY id;
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} {200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224}
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# The Qcircle geometry function gives a lower score to larger leaf-nodes.
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# This causes the 200s to sort before the 100s and the 0s to sort before
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# last.
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#
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do_execsql_test rtreeE-1.4 {
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SELECT id FROM rt1 WHERE id MATCH Qcircle('r:1000 e:3') AND id%100==0
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} {200 100 0}
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# Exclude odd rowids on a depth-first search
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do_execsql_test rtreeE-1.5 {
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SELECT id FROM rt1 WHERE id MATCH Qcircle('r:1000 e:4') ORDER BY +id
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} {0 2 4 6 8 10 12 14 16 18 20 22 24 100 102 104 106 108 110 112 114 116 118 120 122 124 200 202 204 206 208 210 212 214 216 218 220 222 224}
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# Exclude odd rowids on a breadth-first search.
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do_execsql_test rtreeE-1.6 {
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SELECT id FROM rt1 WHERE id MATCH Qcircle(0,0,1000,5) ORDER BY +id
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} {0 2 4 6 8 10 12 14 16 18 20 22 24 100 102 104 106 108 110 112 114 116 118 120 122 124 200 202 204 206 208 210 212 214 216 218 220 222 224}
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# Test that rtree prefers MATCH to lookup-by-rowid.
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#
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do_execsql_test rtreeE-1.7 {
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SELECT id FROM rt1 WHERE id=18 AND id MATCH Qcircle(0,0,1000,5)
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} {18}
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# Construct a large 2-D RTree with thousands of random entries.
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#
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do_test rtreeE-2.1 {
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db eval {
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CREATE TABLE t2(id,x0,x1,y0,y1);
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CREATE VIRTUAL TABLE rt2 USING rtree(id,x0,x1,y0,y1);
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BEGIN;
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}
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expr srand(0)
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for {set i 1} {$i<=10000} {incr i} {
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set dx [expr {int(rand()*40)+1}]
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set dy [expr {int(rand()*40)+1}]
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set x0 [expr {int(rand()*(10000 - $dx))}]
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set x1 [expr {$x0+$dx}]
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set y0 [expr {int(rand()*(10000 - $dy))}]
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set y1 [expr {$y0+$dy}]
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set id [expr {$i+10000}]
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db eval {INSERT INTO t2 VALUES($id,$x0,$x1,$y0,$y1)}
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}
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db eval {
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INSERT INTO rt2 SELECT * FROM t2;
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COMMIT;
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}
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} {}
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for {set i 1} {$i<=200} {incr i} {
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set dx [expr {int(rand()*100)}]
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set dy [expr {int(rand()*100)}]
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set x0 [expr {int(rand()*(10000 - $dx))}]
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set x1 [expr {$x0+$dx}]
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set y0 [expr {int(rand()*(10000 - $dy))}]
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set y1 [expr {$y0+$dy}]
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set ans [db eval {SELECT id FROM t2 WHERE x1>=$x0 AND x0<=$x1 AND y1>=$y0 AND y0<=$y1 ORDER BY id}]
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do_execsql_test rtreeE-2.2.$i {
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SELECT id FROM rt2 WHERE id MATCH breadthfirstsearch($x0,$x1,$y0,$y1) ORDER BY id
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} $ans
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}
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# Run query that have very deep priority queues
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#
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set ans [db eval {SELECT id FROM t2 WHERE x1>=0 AND x0<=5000 AND y1>=0 AND y0<=5000 ORDER BY id}]
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do_execsql_test rtreeE-2.3 {
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SELECT id FROM rt2 WHERE id MATCH breadthfirstsearch(0,5000,0,5000) ORDER BY id
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} $ans
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set ans [db eval {SELECT id FROM t2 WHERE x1>=0 AND x0<=10000 AND y1>=0 AND y0<=10000 ORDER BY id}]
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do_execsql_test rtreeE-2.4 {
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SELECT id FROM rt2 WHERE id MATCH breadthfirstsearch(0,10000,0,10000) ORDER BY id
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} $ans
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finish_test
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