[sql] Import reference version of SQLite 3.17..

third_party/sqlite/sqlite-src-3170000/test/mallocA.test

+# 2007 April 30
+#
+# 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 contains additional out-of-memory checks (see malloc.tcl).
+#
+# $Id: mallocA.test,v 1.8 2008/02/18 22:24:58 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+source $testdir/malloc_common.tcl
+set testprefix mallocA
+
+# Only run these tests if memory debugging is turned on.
+#
+if {!$MEMDEBUG} {
+   puts "Skipping mallocA tests: not compiled with -DSQLITE_MEMDEBUG..."
+   finish_test
+   return
+}
+
+# Construct a test database
+#
+forcedelete test.db.bu
+db eval {
+  CREATE TABLE t1(a COLLATE NOCASE,b,c);
+  INSERT INTO t1 VALUES(1,2,3);
+  INSERT INTO t1 VALUES(1,2,4);
+  INSERT INTO t1 VALUES(2,3,4);
+  CREATE INDEX t1i1 ON t1(a);
+  CREATE INDEX t1i2 ON t1(b,c);
+  CREATE TABLE t2(x,y,z);
+}
+db close
+copy_file test.db test.db.bu
+
+do_malloc_test mallocA-1 -testdb test.db.bu -sqlbody {
+  ANALYZE
+}
+do_malloc_test mallocA-1.1 -testdb test.db.bu -sqlbody {
+  ANALYZE t1
+}
+do_malloc_test mallocA-1.2 -testdb test.db.bu -sqlbody {
+  ANALYZE main
+}
+do_malloc_test mallocA-1.3 -testdb test.db.bu -sqlbody {
+  ANALYZE main.t1
+}
+
+ifcapable reindex {
+  do_malloc_test mallocA-2 -testdb test.db.bu -sqlbody {
+    REINDEX;
+  }
+  do_malloc_test mallocA-3 -testdb test.db.bu -sqlbody {
+    REINDEX t1;
+  }
+  do_malloc_test mallocA-4 -testdb test.db.bu -sqlbody {
+    REINDEX main.t1;
+  }
+  do_malloc_test mallocA-5 -testdb test.db.bu -sqlbody {
+    REINDEX nocase;
+  }
+}
+
+reset_db
+sqlite3_db_config_lookaside db 0 0 0
+do_execsql_test 6-prep {
+  CREATE TABLE t1(a, b);
+  CREATE INDEX i1 ON t1(a, b);
+  INSERT INTO t1 VALUES('abc', 'w'); -- rowid=1
+  INSERT INTO t1 VALUES('abc', 'x'); -- rowid=2
+  INSERT INTO t1 VALUES('abc', 'y'); -- rowid=3
+  INSERT INTO t1 VALUES('abc', 'z'); -- rowid=4
+
+  INSERT INTO t1 VALUES('def', 'w'); -- rowid=5
+  INSERT INTO t1 VALUES('def', 'x'); -- rowid=6
+  INSERT INTO t1 VALUES('def', 'y'); -- rowid=7
+  INSERT INTO t1 VALUES('def', 'z'); -- rowid=8
+
+  ANALYZE;
+}
+
+do_faultsim_test 6.1 -faults oom* -body {
+  execsql { SELECT rowid FROM t1 WHERE a='abc' AND b='x' }
+} -test {
+  faultsim_test_result [list 0 2]
+}
+do_faultsim_test 6.2 -faults oom* -body {
+  execsql { SELECT rowid FROM t1 WHERE a='abc' AND b<'y' }
+} -test {
+  faultsim_test_result [list 0 {1 2}]
+}
+ifcapable stat3 {
+  do_test 6.3-prep {
+    execsql {
+      PRAGMA writable_schema = 1;
+      CREATE TABLE sqlite_stat4 AS 
+      SELECT tbl, idx, neq, nlt, ndlt, sqlite_record(sample) AS sample 
+      FROM sqlite_stat3;
+    }
+  } {}
+  do_faultsim_test 6.3 -faults oom* -body {
+    execsql { 
+      ANALYZE sqlite_master;
+      SELECT rowid FROM t1 WHERE a='abc' AND b<'y';
+    }
+  } -test {
+    faultsim_test_result [list 0 {1 2}]
+  }
+}
+
+do_execsql_test 7.0 {
+  PRAGMA cache_size = 5;
+}
+do_faultsim_test 7 -faults oom-trans* -prep {
+} -body {
+  execsql {
+    WITH r(x,y) AS (
+      SELECT 1, randomblob(100)
+      UNION ALL
+      SELECT x+1, randomblob(100) FROM r
+      LIMIT 1000
+    )
+    SELECT count(x), length(y) FROM r GROUP BY (x%5)
+  }
+} -test {
+  set res [list 200 100 200 100 200 100 200 100 200 100]
+  faultsim_test_result [list 0 $res]
+}
+
+
+# Ensure that no file descriptors were leaked.
+do_test malloc-99.X {
+  catch {db close}
+  set sqlite_open_file_count
+} {0}
+
+forcedelete test.db.bu
+finish_test