Test pt-upgrade host-to-host. Implement diff_query_times(). Export $test_diff from PerconaTest instead of doing diag() in no_diff().

t/pt-upgrade/samples/002/host2.sql

@@ -0,0 +1,9 @@
+USE test;
+
+-- Add 5 more rows so 01select.log causes a row diff.
+INSERT INTO t VALUES
+  (null,  'g',  '2013-01-01 00:00:07'),
+  (null,  'h',  '2013-01-01 00:00:08'),
+  (null,  'i',  '2013-01-01 00:00:09'),
+  (null,  'j',  '2013-01-01 00:00:10'),
+  (null,  'k',  '2013-01-01 00:00:11');

t/pt-upgrade/samples/002/no-db.log

@@ -1,3 +0,0 @@
-# User@Host: root[root] @ localhost []
-# Query_time: 1  Lock_time: 0  Rows_sent: 1  Rows_examined: 1
-select i from t where i is not null

t/pt-upgrade/samples/002/report-01.txt

@@ -1,44 +0,0 @@
-
-# Query 1: ID 0x3C830E3839B916D7 at byte 0 _______________________________
-# host1: 127.1:12345
-# host2: 127.1:12348
-# Found 1 differences in 1 samples:
-#   column counts   0
-#   column types    0
-#   column values   0
-#   row counts      1
-#   warning counts  0
-#   warning levels  0
-#   warnings        0
-#            host1 host2
-# Errors         0     0
-# Warnings       0     0
-# Query_time            
-#   sum          0     0
-#   min          0     0
-#   max          0     0
-#   avg          0     0
-#   pct_95       0     0
-#   stddev       0     0
-#   median       0     0
-# row_count             
-#   sum          4     3
-#   min          4     3
-#   max          4     3
-#   avg          4     3
-#   pct_95       4     3
-#   stddev       0     0
-#   median       4     3
-use `test`;
-select i from t where i is not null
-
-/* 3C830E3839B916D7-1 */ select i from t where i is not null
-
-
-# Row count differences
-# Query ID           host1 host2
-# ================== ===== =====
-# 3C830E3839B916D7-1     4     3
-
-# Statistics
-# events                         1

t/pt-upgrade/samples/002/select_missing_rows.log

@@ -0,0 +1,4 @@
+# User@Host: root[root] @ localhost []
+# Query_time: 1  Lock_time: 0  Rows_sent: 7  Rows_examined: 7
+use test;
+select * from test.t order by id;

t/pt-upgrade/samples/002/select_missing_rows.txt

@@ -0,0 +1,35 @@
+########################################################################
+# Query class 483E7FA163F8DA7B
+########################################################################
+
+Reporting class because it has diffs, but hasn't been reported yet.
+
+Total queries      1
+Unique queries     1
+Discarded queries  0
+
+select * from test.t order by id
+
+##
+## Row diffs: 1
+##
+
+-- 1.
+
+@ first 3 of 5 missing rows
+> 7,g,2013-01-01 00:00:07
+> 8,h,2013-01-01 00:00:08
+> 9,i,2013-01-01 00:00:09
+
+select * from test.t order by id
+
+########################################################################
+# Stats
+########################################################################
+
+failed_queries        0
+queries_filtered      0
+queries_no_diffs      0
+queries_read          1
+queries_with_diffs    1
+queries_with_errors   0

t/pt-upgrade/samples/002/tables.sql

@@ -1,8 +1,16 @@
 DROP DATABASE IF EXISTS test;
 CREATE DATABASE test;
 USE test;
-create table t (i int);
-insert into t values (1), (2), (3);
-
-DROP DATABASE IF EXISTS tmp_db;
-CREATE DATABASE tmp_db;
+CREATE TABLE t (
+  id         int(10) NOT NULL AUTO_INCREMENT,
+  username   varchar(8) default NULL,
+  last_login datetime default NULL,
+  PRIMARY KEY  (`id`)
+);
+INSERT INTO t VALUES
+  (null,  'a',  '2013-01-01 00:00:01'),
+  (null,  'b',  '2013-01-01 00:00:02'),
+  (null,  'c',  '2013-01-01 00:00:03'),
+  (null,  'd',  '2013-01-01 00:00:04'),
+  (null,  'e',  '2013-01-01 00:00:05'),
+  (null,  'f',  '2013-01-01 00:00:06');