X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2F93storage_replication.t;h=77657677dffe68c54a21d1b1297e4e83762b5f50;hb=c4d3fae2d68b67050e6f4a04031608506e9a18e8;hp=26f60394c4bd9e7a0888b284e086d6bd2f7712bf;hpb=89cf6a706832b79c02f980077bd30525b3716ee0;p=dbsrgits%2FDBIx-Class.git

diff --git a/t/93storage_replication.t b/t/93storage_replication.t
index 26f6039..7765767 100644
--- a/t/93storage_replication.t
+++ b/t/93storage_replication.t
@@ -2,13 +2,14 @@ use strict;
 use warnings;
 use lib qw(t/lib);
 use Test::More;
+use Test::Exception;
 use DBICTest;
 
 BEGIN {
-    eval "use Moose";
+    eval "use Moose; use Test::Moose";
     plan $@
         ? ( skip_all => 'needs Moose for testing' )
-        : ( tests => 40 );
+        : ( tests => 57 );
 }
 
 use_ok 'DBIx::Class::Storage::DBI::Replicated::Pool';
@@ -61,11 +62,14 @@ TESTSCHEMACLASSES: {
         my $class = shift @_;
         
         my $schema = DBICTest->init_schema(
-            storage_type=>[
+            storage_type=>{
             	'::DBI::Replicated' => {
             		balancer_type=>'::Random',
+                    balancer_args=>{
+                    	auto_validate_every=>100,
+                    },
             	}
-            ],
+            },
             deploy_args=>{
                    add_drop_table => 1,
             },
@@ -195,7 +199,7 @@ isa_ok $replicated->schema->storage->master
 isa_ok $replicated->schema->storage->pool
     => 'DBIx::Class::Storage::DBI::Replicated::Pool';
     
-isa_ok $replicated->schema->storage->balancer
+does_ok $replicated->schema->storage->balancer
     => 'DBIx::Class::Storage::DBI::Replicated::Balancer'; 
 
 ok my @replicant_connects = $replicated->generate_replicant_connect_info
@@ -210,21 +214,21 @@ isa_ok $replicated->schema->storage->balancer->current_replicant
 ok $replicated->schema->storage->pool->has_replicants
     => 'does have replicants';     
 
-is $replicated->schema->storage->num_replicants => 2
+is $replicated->schema->storage->pool->num_replicants => 2
     => 'has two replicants';
        
-isa_ok $replicated_storages[0]
+does_ok $replicated_storages[0]
     => 'DBIx::Class::Storage::DBI::Replicated::Replicant';
 
-isa_ok $replicated_storages[1]
+does_ok $replicated_storages[1]
     => 'DBIx::Class::Storage::DBI::Replicated::Replicant';
     
 my @replicant_names = keys %{$replicated->schema->storage->replicants};
-    
-isa_ok $replicated->schema->storage->replicants->{$replicant_names[0]}
+
+does_ok $replicated->schema->storage->replicants->{$replicant_names[0]}
     => 'DBIx::Class::Storage::DBI::Replicated::Replicant';
 
-isa_ok $replicated->schema->storage->replicants->{$replicant_names[1]}
+does_ok $replicated->schema->storage->replicants->{$replicant_names[1]}
     => 'DBIx::Class::Storage::DBI::Replicated::Replicant';  
 
 ## Add some info to the database
@@ -355,8 +359,127 @@ $replicated->schema->storage->replicants->{$replicant_names[0]}->active(0);
 $replicated->schema->storage->replicants->{$replicant_names[1]}->active(0);
     
 ok $replicated->schema->resultset('Artist')->find(2)
-    => 'Fallback to master'; 
-       
+    => 'Fallback to master';
+
+$replicated->schema->storage->replicants->{$replicant_names[0]}->active(1);
+$replicated->schema->storage->replicants->{$replicant_names[1]}->active(1);
+
+ok $replicated->schema->resultset('Artist')->find(2)
+    => 'Returned to replicates';
+    
+## Getting slave status tests
+
+SKIP: {
+    ## We skip this tests unless you have a custom replicants, since the default
+    ## sqlite based replication tests don't support these functions.
+    
+    skip 'Cannot Test Replicant Status on Non Replicating Database', 9
+     unless DBICTest->has_custom_dsn && $ENV{"DBICTEST_SLAVE0_DSN"};
+
+    $replicated->replicate; ## Give the slaves a chance to catchup.
+
+	ok $replicated->schema->storage->replicants->{$replicant_names[0]}->is_replicating
+	    => 'Replicants are replicating';
+	    
+	is $replicated->schema->storage->replicants->{$replicant_names[0]}->lag_behind_master, 0
+	    => 'Replicant is zero seconds behind master';
+	    
+	## Test the validate replicants
+	
+	$replicated->schema->storage->pool->validate_replicants;
+	
+	is $replicated->schema->storage->pool->active_replicants, 2
+	    => 'Still have 2 replicants after validation';
+	    
+	## Force the replicants to fail the validate test by required their lag to
+	## be negative (ie ahead of the master!)
+	
+    $replicated->schema->storage->pool->maximum_lag(-10);
+    $replicated->schema->storage->pool->validate_replicants;
+    
+    is $replicated->schema->storage->pool->active_replicants, 0
+        => 'No way a replicant be be ahead of the master';
+        
+    ## Let's be fair to the replicants again.  Let them lag up to 5
+	
+    $replicated->schema->storage->pool->maximum_lag(5);
+    $replicated->schema->storage->pool->validate_replicants;
+    
+    is $replicated->schema->storage->pool->active_replicants, 2
+        => 'Both replicants in good standing again';	
+        
+	## Check auto validate
+	
+	is $replicated->schema->storage->balancer->auto_validate_every, 100
+	    => "Got the expected value for auto validate";
+	    
+		## This will make sure we auto validatge everytime
+		$replicated->schema->storage->balancer->auto_validate_every(0);
+		
+		## set all the replicants to inactive, and make sure the balancer falls back to
+		## the master.
+		
+		$replicated->schema->storage->replicants->{$replicant_names[0]}->active(0);
+		$replicated->schema->storage->replicants->{$replicant_names[1]}->active(0);
+		
+		## Ok, now when we go to run a query, autovalidate SHOULD reconnect
+	
+	is $replicated->schema->storage->pool->active_replicants => 0
+	    => "both replicants turned off";
+	    	
+	ok $replicated->schema->resultset('Artist')->find(5)
+	    => 'replicant reactivated';
+	    
+	is $replicated->schema->storage->pool->active_replicants => 2
+	    => "both replicants reactivated";        
+}
+
+## Test the reliably callback
+
+ok my $reliably = sub {
+	
+    ok $replicated->schema->resultset('Artist')->find(5)
+        => 'replicant reactivated';	
+	
+} => 'created coderef properly';
+
+$replicated->schema->storage->execute_reliably($reliably);
+
+## Try something with an error
+
+ok my $unreliably = sub {
+    
+    ok $replicated->schema->resultset('ArtistXX')->find(5)
+        => 'replicant reactivated'; 
+    
+} => 'created coderef properly';
+
+throws_ok {$replicated->schema->storage->execute_reliably($unreliably)} 
+    qr/coderef returned an error: Can't find source for ArtistXX/
+    => 'Bad coderef throws proper error';
+    
+## make sure transactions are set to execute_reliably
+
+ok my $transaction = sub {
+	
+	$replicated
+	    ->schema
+	    ->populate('Artist', [
+	        [ qw/artistid name/ ],
+	        [ 666, "Children of the Grave"],
+	    ]);
+	    
+   ok my $result = $replicated->schema->resultset('Artist')->find(666);
+   
+};
+
+$replicated->schema->txn_do($transaction);
+
+## Make sure replication came back
+
+ok $replicated->schema->resultset('Artist')->find(5)
+    => 'replicant reactivated';
+        
 ## Delete the old database files
 $replicated->cleanup;