Make pt-archiver tests more reliable on weird, slow boxes like my vbox.

lib/PerconaTest.pm

@@ -34,7 +34,7 @@ use English qw(-no_match_vars);
 use constant MKDEBUG => $ENV{MKDEBUG} || 0;
 
 use Test::More;
-use Time::HiRes qw(usleep);
+use Time::HiRes qw(sleep);
 use POSIX qw(signal_h);
 use Data::Dumper;
 $Data::Dumper::Indent    = 1;
@@ -219,15 +219,14 @@ sub parse_file {
 # Wait until code returns true.
 sub wait_until {
    my ( $code, $t, $max_t ) = @_;
-   my $slept     = 0;
-   my $sleep_int = $t || .5;
    $t     ||= .5;
-   $max_t ||= 5;
-   $t *= 1_000_000;
+   $max_t ||= 10;
+
+   my $slept = 0;
    while ( $slept <= $max_t ) {
       return if $code->();
-      usleep($t);
-      $slept += $sleep_int;
+      sleep $t;
+      $slept += $t;
    }
    return;
 }
@@ -255,6 +254,19 @@ sub wait_for {
    return 0;
 }
 
+sub wait_for_table {
+   my ($dbh, $tbl) = @_;
+   return wait_until(
+      sub {
+         my $r;
+         eval { $r = $dbh->selectrow_arrayref("SELECT 1 FROM $tbl"); };
+         return $EVAL_ERROR ? 0 : 1;
+      },
+      0.25,
+      15,
+   );
+}
+
 sub _read {
    my ( $fh ) = @_;
    return <$fh>;

sandbox/load-sakila-db

@@ -42,4 +42,6 @@ cd $PERCONA_TOOLKIT_BRANCH/sandbox
 /tmp/$PORT/use < sakila-db/sakila-schema.sql
 /tmp/$PORT/use < sakila-db/sakila-data.sql
 
+$PERCONA_TOOLKIT_BRANCH/sandbox/test-env reset
+
 exit 0

t/pt-archiver/check_slave_lag.t

@@ -42,6 +42,7 @@ my $cmd = "$trunk/bin/pt-archiver";
 # Issue 758: Make mk-archiver wait for a slave
 # #############################################################################
 $sb->load_file('master', 't/pt-archiver/samples/issue_758.sql');
+PerconaTest::wait_for_table($dbh2, "issue_758.t");
 
 is_deeply(
    $dbh->selectall_arrayref('select * from issue_758.t'),
@@ -81,7 +82,7 @@ is_deeply(
 
 # After this sleep the slave should have executed the INSERT SELECT,
 # which returns 0, and the 2 purge/delete statments from above.
-sleep 1;
+sleep 3;
 is_deeply(
    $dbh->selectall_arrayref('select * from issue_758.t'),
    [[0]],

t/pt-archiver/delete_more.t

@@ -36,6 +36,7 @@ my $cmd = "perl -I $trunk/t/pt-archiver/samples $trunk/bin/pt-archiver";
 # Bulk delete with limit that results in 2 chunks.
 # ###########################################################################
 $sb->load_file('master', "t/pt-archiver/samples/delete_more.sql");
+PerconaTest::wait_for_table($dbh, '`db`.`main_table-123`');
 $dbh->do('use dm');
 
 is_deeply(
@@ -121,7 +122,7 @@ SKIP: {
 
    # Run it again without DSN b so changes should be made on slave.
    $sb->load_file('master', "t/pt-archiver/samples/delete_more.sql");
-   sleep 1;
+   PerconaTest::wait_for_table($slave_dbh, "`dm`.`main_table-123`");
 
    is_deeply(
       $slave_dbh->selectall_arrayref('select * from `main_table-123` order by id'),

t/pt-archiver/gt_n.t

@@ -35,6 +35,7 @@ my $cmd = "$trunk/bin/pt-archiver";
 # Test the custom plugin gt_n.
 # ###########################################################################
 $sb->load_file('master', 't/pt-archiver/samples/gt_n.sql');
+PerconaTest::wait_for_table($dbh, 'gt_n.t1');
 my $sql = 'select status, count(*) from gt_n.t1 group by status';
 is_deeply(
    $dbh->selectall_arrayref($sql),

t/pt-archiver/issue_1225.t

@@ -33,8 +33,9 @@ my $cnf = "/tmp/12345/my.sandbox.cnf";
 # #############################################################################
 # Issue 1152: mk-archiver columns option resulting in null archived table data
 # #############################################################################
-
 $sb->load_file('master', 't/pt-archiver/samples/issue_1225.sql');
+PerconaTest::wait_for_table($dbh, 'issue_1225.t');
+
 $dbh->do('set names "utf8"');
 my $original_rows = $dbh->selectall_arrayref('select * from issue_1225.t where i in (1, 2)');
 is_deeply(

t/pt-archiver/issue_1229.t

@@ -36,6 +36,8 @@ my $file = "/tmp/mk-archiver-file.txt";
 # archive to file
 # #############################################################################
 $sb->load_file('master', 't/pt-archiver/samples/issue_1225.sql');
+PerconaTest::wait_for_table($dbh, 'issue_1225.t');
+
 $dbh->do('set names "utf8"');
 my $original_rows = $dbh->selectall_arrayref('select * from issue_1225.t where i in (1, 2)');
 is_deeply(

t/pt-archiver/standard_options.t

@@ -85,6 +85,7 @@ SKIP: {
 
    # This test will achive rows from dbh:test.table_1 to dbh2:test.table_2.
    $sb->load_file('master', 't/pt-archiver/samples/tables1-4.sql');
+   PerconaTest::wait_for_table($dbh2, 'test.table_2');
 
    # Change passwords so defaults files won't work.
    $dbh->do('SET PASSWORD FOR msandbox = PASSWORD("foo")');
@@ -92,7 +93,7 @@ SKIP: {
 
    $dbh2->do('TRUNCATE TABLE test.table_2');
 
-   $output = `MKDEBUG=1 $trunk/bin/pt-archiver --where 1=1 --source h=127.1,P=12345,D=test,t=table_1,u=msandbox,p=foo --dest P=12346,t=table_2 --statistics 2>&1`;
+   $output = `$trunk/bin/pt-archiver --where 1=1 --source h=127.1,P=12345,D=test,t=table_1,u=msandbox,p=foo --dest P=12346,t=table_2 2>&1`;
    my $r = $dbh2->selectall_arrayref('SELECT * FROM test.table_2');
    is(
       scalar @$r,
@@ -112,7 +113,6 @@ SKIP: {
          . 'status" and restart with "test-env restart".  The error was: '
          . $EVAL_ERROR);
    }
-
 };
 
 # #############################################################################