Added corner tests for empty string and undef.

Converted tests to handle skipping if the macro can't be loaded.

t/Macro/FetchMimeType.t

@@ -13,7 +13,6 @@ use strict;
 use lib "$FindBin::Bin/../lib";
 
 use WebGUI::Test;
-use WebGUI::Macro::FetchMimeType;
 use WebGUI::Session;
 
 use Test::More; # increment this value for each test you create
@@ -41,15 +40,37 @@ my @testSets = (
 		output => 'application/octet-stream',
 		comment => q|octet-stream for unknown type|,
 	},
+	{
+		input => '',
+		output => 'application/octet-stream',
+		comment => q|Null path returns application/octet-stream|,
+	},
+	{
+		input => undef,
+		output => undef,
+		comment => q|Undef path returns undef|,
+	},
 );
 
 my $numTests = scalar @testSets;
 
+$numTests += 1; #For the use_ok
+
 plan tests => $numTests;
 
+my $macro = 'WebGUI::Macro::FetchMimeType';
+my $loaded = use_ok($macro);
+
+SKIP: {
+
+skip "Unable to load $macro", $numTests-1 unless $loaded;
+
 foreach my $testSet (@testSets) {
-	my $file = join '/', WebGUI::Test->root, 'www/extras', $testSet->{input};
+	my $file = $testSet->{input}
+		 ? join '/', WebGUI::Test->root, 'www/extras', $testSet->{input}
+		 : $testSet->{input};
 	my $output = WebGUI::Macro::FetchMimeType::process($session, $file);
 	is($output, $testSet->{output}, $testSet->{comment} );
 }
 
+}

t/Macro/FileUrl.t

@@ -13,7 +13,6 @@ use strict;
 use lib "$FindBin::Bin/../lib";
 
 use WebGUI::Test;
-use WebGUI::Macro::FileUrl;
 use WebGUI::Session;
 use WebGUI::Storage;
 use Data::Dumper;
@@ -85,10 +84,22 @@ my @testSets = (
 );
 
 
-plan tests => scalar(@testSets) + 1;
+my $numTests = scalar(@testSets);
+$numTests += 1; #For the use_ok
+$numTests += 1; #non-existant URL
+
+plan tests => $numTests;
+
+my $macro = 'WebGUI::Macro::FileUrl';
+my $loaded = use_ok($macro);
+
+my $versionTag;
+
+SKIP: {
+
+skip "Unable to load $macro", $numTests-1 unless $loaded;
 
 my $homeAsset = WebGUI::Asset->getDefault($session);
-my $versionTag;
 
 ($versionTag, @testSets) = setupTest($session, $homeAsset, @testSets);
 
@@ -105,6 +116,8 @@ foreach my $testSet (@testSets) {
 my $output = WebGUI::Macro::FileUrl::process($session, "non-existant-url");
 is($output, $i18n->get('invalid url'), "Non-existant url returns error message");
 
+}
+
 sub setupTest {
 	my ($session, $homeAsset, @testSets) = @_;
 	my $versionTag = WebGUI::VersionTag->getWorking($session);

t/Macro/FormParam.t

@@ -53,12 +53,30 @@ my @testSets = (
 
 my $numTests = scalar @testSets;
 
-plan tests => $numTests + 2;
+$numTests += 1; ##use_ok
+$numTests += 1; ##testBlock has no name collisions
+$numTests += 3; ##TODO block
 
-use_ok('WebGUI::Macro::FormParam');
+plan tests => $numTests;
+
+my $macro = 'WebGUI::Macro::FormParam';
+my $loaded = use_ok($macro);
+
+SKIP: {
+
+skip "Unable to load $macro", $numTests-1 unless $loaded;
 
 auto_check($session, \@testSets);
 
+}
+
+TODO: {
+	local $TODO = "Tests to write later";
+	ok(0, "What will this do with a non-existant form param?");
+	ok(0, "Also try null");
+	ok(0, "Also try undef");
+}
+
 sub auto_check {
 	my ($session, $testBlock) = @_;
 	my $origSessionRequest = $session->{_request};

t/Macro/GroupAdd.t

@@ -13,7 +13,6 @@ use strict;
 use lib "$FindBin::Bin/../lib";
 
 use WebGUI::Test;
-use WebGUI::Macro::GroupAdd;
 use WebGUI::Session;
 use Data::Dumper;
 
@@ -115,13 +114,21 @@ my @testSets = (
 );
 
 my $numTests = 0;
-
 foreach my $testSet (@testSets) {
 	$numTests += 1 + ($testSet->{empty} == 0);
 }
 
+$numTests += 1; #For the use_ok
+
 plan tests => $numTests;
 
+my $macro = 'WebGUI::Macro::GroupAdd';
+my $loaded = use_ok($macro);
+
+SKIP: {
+
+skip "Unable to load $macro", $numTests-1 unless $loaded;
+
 foreach my $testSet (@testSets) {
 	$session->user({ userId => $testSet->{userId} });
 	my $output = WebGUI::Macro::GroupAdd::process($session,
@@ -137,6 +144,8 @@ foreach my $testSet (@testSets) {
 	}
 }
 
+}
+
 sub setupTest {
 	my ($session, $defaultNode) = @_;
 	my @groups;

t/Macro/GroupDelete.t

@@ -13,7 +13,6 @@ use strict;
 use lib "$FindBin::Bin/../lib";
 
 use WebGUI::Test;
-use WebGUI::Macro::GroupDelete;
 use WebGUI::Session;
 use Data::Dumper;
 
@@ -119,8 +118,17 @@ foreach my $testSet (@testSets) {
 	$numTests += 1 + ($testSet->{empty} == 0);
 }
 
+$numTests += 1; #For the use_ok
+
 plan tests => $numTests;
 
+my $macro = 'WebGUI::Macro::GroupDelete';
+my $loaded = use_ok($macro);
+
+SKIP: {
+
+skip "Unable to load $macro", $numTests-1 unless $loaded;
+
 foreach my $testSet (@testSets) {
 	$session->user({ userId => $testSet->{userId} });
 	my $output = WebGUI::Macro::GroupDelete::process($session, 
@@ -136,6 +144,8 @@ foreach my $testSet (@testSets) {
 	}
 }
 
+}
+
 sub setupTest {
 	my ($session, $defaultNode) = @_;
 	my @groups;