From: drh <drh@noemail.net>
Date: Thu, 27 Nov 2014 04:23:19 +0000 (+0000)
Subject: More test cases for the balancer.
X-Git-Tag: version-3.8.8~136
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3f2d22e1a3a8f49a47d131df38b319f3575dffa8;p=thirdparty%2Fsqlite.git

More test cases for the balancer.

FossilOrigin-Name: 358ea818f7ea5aa55bafaf4057e9fc7a5fd77c11
---

diff --git a/manifest b/manifest
index 21c1471b6b..06e08e13af 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Fix\sa\sproblem\sin\sthe\snew\sb-tree\sbalancer\sthat\swas\scausing\scorruption\sof\nthe\sfragmentation\scount.
-D 2014-11-27T03:46:04.203
+C More\stest\scases\sfor\sthe\sbalancer.
+D 2014-11-27T04:23:19.652
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in a226317fdf3f4c895fb3cfedc355b4d0868ce1fb
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -379,7 +379,7 @@ F test/boundary3.tcl 23361e108a125dca9c4080c2feb884fe54d69243
 F test/boundary3.test 56ef82096b4329aca2be74fa1e2b0f762ea0eb45
 F test/boundary4.tcl 0bb4b1a94f4fc5ae59b79b9a2b7a140c405e2983
 F test/boundary4.test 89e02fa66397b8a325d5eb102b5806f961f8ec4b
-F test/btree01.test 717fcf43f66da534671bef795c993e2f9b3b2e3e
+F test/btree01.test e08b3613540145b353f20c81cb18ead54ff12e0f
 F test/btreefault.test c2bcb542685eea44621275cfedbd8a13f65201e3
 F test/busy.test 76b4887f8b9160ba903c1ac22e8ff406ad6ae2f0
 F test/cache.test 13bc046b26210471ca6f2889aceb1ea52dc717de
@@ -1223,7 +1223,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P 623827192532f08b68bc0eb9ed1449e173361f0c
-R 93dc522ced281537ee4ee3dde5b73f25
+P f242394e079dd185aad90f2aee902a5edf27e150
+R dee46347027ae53917346a5c99ff404e
 U drh
-Z 0ffb28de24b6b45b6e628c5a31b22be7
+Z 45538c84f085c10577fd84190398d06f
diff --git a/manifest.uuid b/manifest.uuid
index a6fb19304d..19339500a5 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-f242394e079dd185aad90f2aee902a5edf27e150
\ No newline at end of file
+358ea818f7ea5aa55bafaf4057e9fc7a5fd77c11
\ No newline at end of file
diff --git a/test/btree01.test b/test/btree01.test
index 09358ff76f..25f2c6897b 100644
--- a/test/btree01.test
+++ b/test/btree01.test
@@ -31,4 +31,102 @@ do_execsql_test btree01-1.1 {
   PRAGMA integrity_check;
 } {ok}
 
+# The previous test is sufficient to prevent a regression.  But we
+# add a number of additional tests to stress the balancer in similar
+# ways, looking for related problems.
+#
+for {set i 1} {$i<=30} {incr i} {
+  do_test btree01-1.2.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
+      UPDATE t1 SET b=zeroblob(3000);
+      UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+for {set i 1} {$i<=30} {incr i} {
+  do_test btree01-1.3.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
+      UPDATE t1 SET b=zeroblob(2000);
+      UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+for {set i 1} {$i<=30} {incr i} {
+  do_test btree01-1.4.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
+      UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==0;
+      UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==1;
+      UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==2;
+      UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+for {set i 1} {$i<=30} {incr i} {
+  do_test btree01-1.5.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6542) FROM c;
+      UPDATE t1 SET b=zeroblob(2331);
+      UPDATE t1 SET b=zeroblob(65496) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+for {set i 1} {$i<=30} {incr i} {
+  do_test btree01-1.6.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6542) FROM c;
+      UPDATE t1 SET b=zeroblob(2332);
+      UPDATE t1 SET b=zeroblob(65496) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+for {set i 1} {$i<=30} {incr i} {
+  do_test btree01-1.7.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
+      UPDATE t1 SET b=zeroblob(1);
+      UPDATE t1 SET b=zeroblob(65000) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+for {set i 1} {$i<=31} {incr i} {
+  do_test btree01-1.8.$i {
+    db eval {
+      DELETE FROM t1;
+      WITH RECURSIVE
+        c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<31)
+      INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
+      UPDATE t1 SET b=zeroblob(4000);
+      UPDATE t1 SET b=zeroblob(65000) WHERE a=$::i;
+      PRAGMA integrity_check;
+    }
+  } {ok}
+}
+
 finish_test