[sql] Import reference version of SQLite 3.17..

third_party/sqlite/sqlite-src-3170000/test/tkt-2d1a5c67d.test

+# 2011 May 19
+#
+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+#***********************************************************************
+# This file implements regression tests for SQLite library. Specifically,
+# it tests that ticket [2d1a5c67dfc2363e44f29d9bbd57f7331851390a] has
+# been resolved.
+#
+# 
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+set testprefix tkt-2d1a5c67d
+
+ifcapable {!vtab} {finish_test; return}
+if {[wal_is_capable]==0} {finish_test; return}
+
+for {set ii 1} {$ii<=10} {incr ii} {
+  do_test tkt-2d1a5c67d.1.$ii {
+    db close
+    forcedelete test.db test.db-wal
+    sqlite3 db test.db
+    db eval "PRAGMA cache_size=$::ii"
+    db eval {
+      PRAGMA journal_mode=WAL;
+      CREATE TABLE t1(a,b);
+      CREATE INDEX t1b ON t1(b);
+      CREATE TABLE t2(x,y UNIQUE);
+      INSERT INTO t2 VALUES(3,4);
+      BEGIN;
+      INSERT INTO t1(a,b) VALUES(1,2);
+      SELECT 'A', * FROM t2 WHERE y=4;
+      SELECT 'B', * FROM t1;
+      COMMIT;
+      SELECT 'C', * FROM t1;
+    }
+  } {wal A 3 4 B 1 2 C 1 2}
+}
+
+db close
+forcedelete test.db test.db-wal
+sqlite3 db test.db
+load_static_extension db wholenumber
+db eval {
+  PRAGMA journal_mode=WAL;
+  CREATE TABLE t1(a,b);
+  CREATE INDEX t1b ON t1(b);
+  CREATE TABLE t2(x,y);
+  CREATE VIRTUAL TABLE nums USING wholenumber;
+  INSERT INTO t2 SELECT value, randomblob(1000) FROM nums
+                 WHERE value BETWEEN 1 AND 1000;
+}
+
+for {set ii 1} {$ii<=10} {incr ii} {
+  do_test tkt-2d1a5c67d.2.$ii {
+    db eval "PRAGMA cache_size=$::ii"
+    db eval {
+      DELETE FROM t1;
+      BEGIN;
+      INSERT INTO t1(a,b) VALUES(1,2);
+      SELECT sum(length(y)) FROM t2;
+      COMMIT;
+      SELECT * FROM t1;
+    }
+  } {1000000 1 2}
+}
+
+db close
+sqlite3 db test.db
+
+
+do_execsql_test 3.1 {
+  PRAGMA cache_size = 10;
+  CREATE TABLE t3(a INTEGER PRIMARY KEY, b);
+  CREATE TABLE t4(a);
+}
+
+do_execsql_test 3.2 {
+  INSERT INTO t3 VALUES(NULL, randomblob(500));
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 2
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 4
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 8
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 16
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 32
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 64
+  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 128
+}
+
+do_execsql_test 3.3 {
+  BEGIN;
+    INSERT INTO t4 VALUES('xyz');
+}
+
+do_test 3.4 {
+  set blobs [list]
+  for {set i 1} {$i<100} {incr i} {
+    set b [db incrblob -readonly t3 b $i]
+    read $b
+    lappend blobs $b
+  }
+
+  execsql COMMIT
+  execsql { SELECT * FROM t4 WHERE a = 'xyz' }
+} {xyz}
+
+do_test 3.5 {
+  foreach b $blobs { close $b }
+  execsql { SELECT * FROM t4 WHERE a = 'xyz' }
+} {xyz}
+
+# Check that recovery works on the WAL file.
+#
+forcedelete test.db2-wal test.db2
+do_test 3.6 {
+  copy_file test.db-wal test.db2-wal
+  copy_file test.db test.db2
+  sqlite3 db2 test.db2
+  execsql { SELECT * FROM t4 WHERE a = 'xyz' } db2
+} {xyz}
+
+finish_test