diff --git a/t/api-rest/api-callforwards.t b/t/api-rest/api-callforwards.t
index 54aba38b79..41fc13e7e8 100644
--- a/t/api-rest/api-callforwards.t
+++ b/t/api-rest/api-callforwards.t
@@ -87,7 +87,7 @@ SKIP:{
     }
 
     $test_machine->check_bundle();
-    my($cf1_id) = $test_machine->get_id_from_hal($cf1->{content_collection}); #($cf1,'callforwards');
+    my $cf1_id = $test_machine->get_id_from_hal($cf1->{content_collection}); #($cf1,'callforwards');
     cmp_ok ($cf1_id, '>', 0, "should be positive integer");
     my $cf1single_uri = "/api/callforwards/$cf1_id";
     my $cf1single;
diff --git a/t/api-rest/api-calllists.t b/t/api-rest/api-calllists.t
index 109d8c149d..e5234c8796 100644
--- a/t/api-rest/api-calllists.t
+++ b/t/api-rest/api-calllists.t
@@ -4,6 +4,7 @@ use warnings;
 use Test::More;
 use Test::Collection;
 use Data::Dumper;
+use Test::ForceArray qw/:all/;
 
 my $test_machine = Test::Collection->new(
     name => 'calllists',
@@ -23,7 +24,7 @@ SKIP:
         if ($sub1->{total_count} < 1) {
             skip("Precondition not met: need a subscriber",1);
         }
-        ($sub1_id) = $sub1->{_embedded}->{'ngcp:subscribers'}->[0]->{_links}->{self}{href} =~ m!subscribers/([0-9]*)$!;
+        $sub1_id = $test_machine->get_id_from_hal($sub1,'subscribers');
     }
     cmp_ok ($sub1_id, '>', 0, "should be positive integer");
 #----    
@@ -71,7 +72,7 @@ SKIP:
         if ($cust1->{total_count} < 1) {
             skip("Precondition not met: need a customer",1);
         }
-        ($cust1_id) = $cust1->{_embedded}->{'ngcp:customers'}->[0]->{_links}{self}{href} =~ m!customers/([0-9]*)$!;
+        $cust1_id = $test_machine->get_id_from_hal($cust1,'customers');;
     }
     cmp_ok ($cust1_id, '>', 0, "should be positive integer");
     
@@ -95,9 +96,9 @@ SKIP:
     if ($sub1->{total_count} < 1) {
         skip("Precondition not met: need a subscriber",1);
     }
-    ($sub1_id) = $sub1->{_embedded}->{'ngcp:subscribers'}->[0]->{_links}{self}{href} =~ m!subscribers/([0-9]*)$!;
-    #$sub1_user = $sub1->{_embedded}->{'ngcp:subscribers'}->{'username'};
-    #$sub1_pass = $sub1->{_embedded}->{'ngcp:subscribers'}->{'webpassword'} // '';
+    $sub1_id = $test_machine->get_id_from_hal($sub1,'subscribers');
+    #$sub1_user = $test_machine->get_embedded_item($sub1,'subscribers')->{'username'};
+    #$sub1_pass = $test_machine->get_embedded_item($sub1,'subscribers')->{'webpassword'} // '';
 
     cmp_ok ($sub1_id, '>', 0, "should be positive integer");
     
diff --git a/t/api-rest/api-calls.t b/t/api-rest/api-calls.t
index b39d17797a..0ca03065a4 100644
--- a/t/api-rest/api-calls.t
+++ b/t/api-rest/api-calls.t
@@ -18,7 +18,7 @@ SKIP:
     if ($sub1->{total_count} < 1) {
         skip("Precondition not met: need a subscriber",1);
     }
-    ($sub1_id) = $sub1->{_embedded}->{'ngcp:subscribers'}->[0]->{_links}{self}{href} =~ m!subscribers/([0-9]*)$!;
+    $sub1_id = $test_machine->get_id_from_hal($sub1,'subscribers');
 
     cmp_ok ($sub1_id, '>', 0, "should be positive integer");
     
diff --git a/t/api-rest/api-cfdestinationsets.t b/t/api-rest/api-cfdestinationsets.t
index 756da5aabd..1f910ac9a7 100644
--- a/t/api-rest/api-cfdestinationsets.t
+++ b/t/api-rest/api-cfdestinationsets.t
@@ -74,7 +74,7 @@ SKIP:
     if ($sub1->{total_count} < 1) {
         skip("Precondition not met: need a subscriber",1);
     }
-    my ($sub1_id) = $sub1->{_embedded}->{'ngcp:subscribers'}->[0]->{_links}{self}{href} =~ m!subscribers/([0-9]*)$!;
+    my $sub1_id =  $test_machine->get_id_from_hal($sub1,'subscribers');
     cmp_ok ($sub1_id, '>', 0, "should be positive integer");
 
 
diff --git a/t/api-rest/api-contracts.t b/t/api-rest/api-contracts.t
index b711502c76..37b5dbfae3 100644
--- a/t/api-rest/api-contracts.t
+++ b/t/api-rest/api-contracts.t
@@ -4,6 +4,7 @@ use Sipwise::Base;
 use Net::Domain qw(hostfqdn);
 use JSON qw();
 use Test::More;
+use Test::ForceArray qw/:all/;
 
 use DateTime qw();
 use DateTime::Format::Strptime qw();
@@ -206,12 +207,13 @@ my @allcontracts = ();
 
         # remove any contact we find in the collection for later check
         if(ref $collection->{_links}->{'ngcp:contracts'} eq "HASH") {
+            my $item = get_embedded_item($collection,'contracts');
             # TODO: handle hashref
-            ok($collection->{_embedded}->{'ngcp:contracts'}->[0]->{status} ne "terminated", "check if we don't have terminated contracts in response");
-            ok($collection->{_embedded}->{'ngcp:contracts'}->[0]->{type} eq "sippeering" || $collection->{_embedded}->{'ngcp:contracts'}->[0]->{type} eq "reseller", "check for correct system contract type");
-            ok(exists $collection->{_embedded}->{'ngcp:contracts'}->[0]->{_links}->{'ngcp:systemcontacts'}, "check presence of ngcp:systemcontacts relation");
-            ok(exists $collection->{_embedded}->{'ngcp:contracts'}->[0]->{_links}->{'ngcp:billingprofiles'}, "check presence of ngcp:billingprofiles relation");
             delete $contracts{$collection->{_links}->{'ngcp:contracts'}->{href}};
+            ok($item->{status} ne "terminated", "check if we don't have terminated contracts in response");
+            ok($item->{type} eq "sippeering" || $item->{type} eq "reseller", "check for correct system contract type");
+            ok(exists $item->{_links}->{'ngcp:systemcontacts'}, "check presence of ngcp:systemcontacts relation");
+            ok(exists $item->{_links}->{'ngcp:billingprofiles'}, "check presence of ngcp:billingprofiles relation");
         } else {
             foreach my $c(@{ $collection->{_links}->{'ngcp:contracts'} }) {
                 delete $contracts{$c->{href}};
diff --git a/t/api-rest/api-customers.t b/t/api-rest/api-customers.t
index 2316f24e0c..14712c3873 100644
--- a/t/api-rest/api-customers.t
+++ b/t/api-rest/api-customers.t
@@ -6,6 +6,7 @@ use warnings;
 use Net::Domain qw(hostfqdn);
 use JSON qw();
 use Test::More;
+use Test::ForceArray qw/:all/;
 
 use DateTime qw();
 use DateTime::Format::Strptime qw();
@@ -54,7 +55,7 @@ $req = HTTP::Request->new('GET', $uri.'/api/systemcontacts/?page=1&rows=1');
 $res = $ua->request($req);
 is($res->code, 200, "fetch system contacts");
 my $sysct = JSON::from_json($res->decoded_content);
-my $system_contact_id = $sysct->{_embedded}->{'ngcp:systemcontacts'}->[0]->{id};
+my $system_contact_id = get_embedded_item($sysct, 'systemcontacts')->{id};
 
 # first, create a contact
 $req = HTTP::Request->new('POST', $uri.'/api/customercontacts/');
@@ -225,11 +226,12 @@ my @allcustomers = ();
 
         # remove any contact we find in the collection for later check
         if(ref $collection->{_links}->{'ngcp:customers'} eq "HASH") {
-            ok($collection->{_embedded}->{'ngcp:customers'}->[0]->{type} eq "sipaccount" || $collection->{_embedded}->{'ngcp:customers'}->[0]->{type} eq "pbxaccount", "check for correct customer contract type");
-            ok($collection->{_embedded}->{'ngcp:customers'}->[0]->{status} ne "terminated", "check if we don't have terminated customers in response");
-            ok(exists $collection->{_embedded}->{'ngcp:customers'}->[0]->{_links}->{'ngcp:customercontacts'}, "check presence of ngcp:customercontacts relation");
-            ok(exists $collection->{_embedded}->{'ngcp:customers'}->[0]->{_links}->{'ngcp:billingprofiles'}, "check presence of ngcp:billingprofiles relation");
-            ok(exists $collection->{_embedded}->{'ngcp:customers'}->[0]->{_links}->{'ngcp:customerbalances'}, "check presence of ngcp:customerbalances relation");
+            my $item = get_embedded_item($collection,'customers');
+            ok( $item->{type} eq "sipaccount" || $item->{type} eq "pbxaccount", "check for correct customer contract type");
+            ok($item->{status} ne "terminated", "check if we don't have terminated customers in response");
+            ok(exists $item->{_links}->{'ngcp:customercontacts'}, "check presence of ngcp:customercontacts relation");
+            ok(exists $item->{_links}->{'ngcp:billingprofiles'}, "check presence of ngcp:billingprofiles relation");
+            ok(exists $item->{_links}->{'ngcp:customerbalances'}, "check presence of ngcp:customerbalances relation");
             delete $customers{$collection->{_links}->{'ngcp:customers'}->{href}};
         } else {
             foreach my $c(@{ $collection->{_links}->{'ngcp:customers'} }) {
diff --git a/t/api-rest/api-rewriterulesets.t b/t/api-rest/api-rewriterulesets.t
index 26f335d579..0c872ae754 100644
--- a/t/api-rest/api-rewriterulesets.t
+++ b/t/api-rest/api-rewriterulesets.t
@@ -4,6 +4,7 @@ use strict;
 use Net::Domain qw(hostfqdn);
 use JSON qw();
 use Test::More;
+use Test::ForceArray qw/:all/;
 
 my $uri = $ENV{CATALYST_SERVER} || ('https://'.hostfqdn.':4443');
 
@@ -228,8 +229,9 @@ my @allrules = ();
 
         # remove any entry we find in the collection for later check
         if(ref $collection->{_links}->{'ngcp:rewriterules'} eq "HASH") {
-            ok(exists $collection->{_embedded}->{'ngcp:rewriterules'}->{_links}->{'ngcp:rewriterules'}, "check presence of ngcp:rewriterules relation");
-            ok(exists $collection->{_embedded}->{'ngcp:rewriterules'}->{_links}->{'ngcp:rewriterulesets'}, "check presence of ngcp:rewriterulesets relation");
+            my $item = get_embedded_item($collection,'rewriterules');
+            ok(exists $item->{_links}->{'ngcp:rewriterules'}, "check presence of ngcp:rewriterules relation");
+            ok(exists $item->{_links}->{'ngcp:rewriterulesets'}, "check presence of ngcp:rewriterulesets relation");
             delete $rules{$collection->{_links}->{'ngcp:rewriterules'}->{href}};
         } else {
             foreach my $c(@{ $collection->{_links}->{'ngcp:rewriterules'} }) {
diff --git a/t/lib/Test/Collection.pm b/t/lib/Test/Collection.pm
index aa416c4498..805299d3d7 100644
--- a/t/lib/Test/Collection.pm
+++ b/t/lib/Test/Collection.pm
@@ -1308,12 +1308,29 @@ sub resource_clear_file{
     print "cmd=$cmd;\n";
     `$cmd`;
 }
+
 sub get_id_from_hal{
     my($self,$hal,$name) = @_;
-    $name //= $self->name;
-    (my ($id)) = $hal->{_embedded}->{'ngcp:'.$name}->{_links}{self}{href} =~ m!${name}/([0-9]*)$!;
+    my $embedded = $self->get_embedded_item($hal,$name);
+    (my ($id)) = $embedded->{_links}{self}{href}=~ m!${name}/([0-9]*)$! if $embedded;
     return $id;
 }
+
+sub get_embedded_item{
+    my($self,$hal,$name) = @_;
+    $name //= $self->name;
+    my $embedded = $hal->{_embedded}->{'ngcp:'.$name} ;
+    return 'ARRAY' eq ref $embedded ? $embedded->[0] : $embedded ;
+}
+
+sub get_embedded_forcearray{
+    my($self,$hal,$name) = @_;
+    $name //= $self->name;
+    my $embedded = $hal->{_embedded}->{'ngcp:'.$name} ;
+    return 'ARRAY' eq ref $embedded ? $embedded : [ $embedded ];
+}
+
+
 sub uri2location{
     my($self,$uri) = @_;
     $uri=~s/^.*?(\/api\/.*$)/$1/;
diff --git a/t/lib/Test/ForceArray.pm b/t/lib/Test/ForceArray.pm
new file mode 100644
index 0000000000..aefcf2f7f1
--- /dev/null
+++ b/t/lib/Test/ForceArray.pm
@@ -0,0 +1,32 @@
+package Test::ForceArray;
+
+use strict;
+use Exporter qw'import';
+
+our @EXPORT      = qw//;
+our @EXPORT_OK   = qw/&get_embedded_item &get_embedded_forcearray &get_id_from_hal/;
+our %EXPORT_TAGS = ( 
+    DEFAULT => [qw/&get_embedded_item &get_embedded_forcearray &get_id_from_hal/],
+    all    =>  [qw/&get_embedded_item &get_embedded_forcearray &get_id_from_hal/]
+);
+
+sub get_embedded_item{
+    my($hal,$name) = @_;
+    my $embedded = $hal->{_embedded}->{'ngcp:'.$name} ;
+    return 'ARRAY' eq ref $embedded ? $embedded->[0] : $embedded ;
+}
+
+sub get_embedded_forcearray{
+    my($hal,$name) = @_;
+    my $embedded = $hal->{_embedded}->{'ngcp:'.$name} ;
+    return 'ARRAY' eq ref $embedded ? $embedded : [ $embedded ];
+}
+
+sub get_id_from_hal{
+    my($hal,$name) = @_;
+    my $embedded = get_embedded_item($hal,$name);
+    (my ($id)) = $embedded->{_links}{self}{href} =~ m!${name}/([0-9]*)$! if $embedded;
+    return $id;
+}
+
+1;
\ No newline at end of file