diff --git a/test/sslextensiontest.pl b/test/recipes/70-test_sslextension.t
similarity index 85%
rename from test/sslextensiontest.pl
rename to test/recipes/70-test_sslextension.t
index 802bac19a4820d658ee29e4073ed3a840c736343..4aa3f61f7d2b0863fb84bd9591545b428882d388 100755
--- a/test/sslextensiontest.pl
+++ b/test/recipes/70-test_sslextension.t
@@ -53,18 +53,30 @@
 # Hudson (tjh@cryptsoft.com).
 
 use strict;
+use OpenSSL::Test qw/:DEFAULT cmdstr top_file top_dir/;
 use TLSProxy::Proxy;
 
+my $test_name = "test_sslextension";
+setup($test_name);
+
+plan skip_all => "$test_name can only be performed with OpenSSL configured shared"
+    unless (map { chomp; s/^SHARED_LIBS=\s*//; $_ }
+	    grep { /^SHARED_LIBS=/ }
+	    do { local @ARGV = ( top_file("Makefile") ); <> })[0] ne "";
+
+$ENV{OPENSSL_ENGINES} = top_dir("engines");
+$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
 my $proxy = TLSProxy::Proxy->new(
     \&extension_filter,
-    @ARGV
+    cmdstr(app(["openssl"])),
+    top_file("apps", "server.pem")
 );
 
+plan tests => 1;
+
 #Test 1: Sending a zero length extension block should pass
 $proxy->start();
-TLSProxy::Message->success or die "FAILED: Zero extension length test\n";
-
-print "SUCCESS: Extension test\n";
+ok(TLSProxy::Message->success, "Zero extension length test");
 
 sub extension_filter
 {
diff --git a/test/sslskewith0ptest.pl b/test/recipes/70-test_sslskewith0p.t
similarity index 85%
rename from test/sslskewith0ptest.pl
rename to test/recipes/70-test_sslskewith0p.t
index 63f83980a869b9e5358839015a2e788a09e5f073..d8d74b33e3f2fbaabf8074e06e8e76de8745a56a 100755
--- a/test/sslskewith0ptest.pl
+++ b/test/recipes/70-test_sslskewith0p.t
@@ -53,21 +53,33 @@
 # Hudson (tjh@cryptsoft.com).
 
 use strict;
+use OpenSSL::Test qw/:DEFAULT cmdstr top_file top_dir/;
 use TLSProxy::Proxy;
 
+my $test_name = "test_sslskewith0p";
+setup($test_name);
+
+plan skip_all => "$test_name can only be performed with OpenSSL configured shared"
+    unless (map { chomp; s/^SHARED_LIBS=\s*//; $_ }
+	    grep { /^SHARED_LIBS=/ }
+	    do { local @ARGV = ( top_file("Makefile") ); <> })[0] ne "";
+
+$ENV{OPENSSL_ENGINES} = top_dir("engines");
+$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
 my $proxy = TLSProxy::Proxy->new(
     \&ske_0_p_filter,
-    @ARGV
+    cmdstr(app(["openssl"])),
+    top_file("apps", "server.pem")
 );
 
+plan tests => 1;
+
 #We must use an anon DHE cipher for this test
 $proxy->cipherc('ADH-AES128-SHA:@SECLEVEL=0');
 $proxy->ciphers('ADH-AES128-SHA:@SECLEVEL=0');
 
 $proxy->start();
-TLSProxy::Message->fail or die "FAILED: ServerKeyExchange with 0 p\n";
-
-print "SUCCESS: ServerKeyExchange with 0 p\n";
+ok(TLSProxy::Message->fail, "ServerKeyExchange with 0 p");
 
 sub ske_0_p_filter
 {
diff --git a/test/sslvertoltest.pl b/test/recipes/70-test_sslvertol.t
similarity index 84%
rename from test/sslvertoltest.pl
rename to test/recipes/70-test_sslvertol.t
index 1828a7d1bb42242421a3345dafd9776bd54d29da..9717f80bdb8d8143cdbf9f5916134ca592ecb906 100755
--- a/test/sslvertoltest.pl
+++ b/test/recipes/70-test_sslvertol.t
@@ -53,24 +53,36 @@
 # Hudson (tjh@cryptsoft.com).
 
 use strict;
+use OpenSSL::Test qw/:DEFAULT cmdstr top_file top_dir/;
 use TLSProxy::Proxy;
 
+my $test_name = "test_sslextension";
+setup($test_name);
+
+plan skip_all => "$test_name can only be performed with OpenSSL configured shared"
+    unless (map { chomp; s/^SHARED_LIBS=\s*//; $_ }
+	    grep { /^SHARED_LIBS=/ }
+	    do { local @ARGV = ( top_file("Makefile") ); <> })[0] ne "";
+
+$ENV{OPENSSL_ENGINES} = top_dir("engines");
+$ENV{OPENSSL_ia32cap} = '~0x200000200000000';
 my $proxy = TLSProxy::Proxy->new(
     \&vers_tolerance_filter,
-    @ARGV
+    cmdstr(app(["openssl"])),
+    top_file("apps", "server.pem")
 );
 
+plan tests => 2;
+
 #Test 1: Asking for TLS1.3 should pass
 my $client_version = TLSProxy::Record::VERS_TLS_1_3;
 $proxy->start();
-TLSProxy::Message->success or die "FAILED: Version tolerance test\n";
+ok(TLSProxy::Message->success(), "Version tolerance test, TLS 1.3");
 
 #Test 2: Testing something below SSLv3 should fail
 $client_version = TLSProxy::Record::VERS_SSL_3_0 - 1;
 $proxy->restart();
-TLSProxy::Message->success and die "FAILED: Version tolerance test\n";
-
-print "SUCCESS: Version tolerance test\n";
+ok(TLSProxy::Message->fail(), "Version tolerance test, SSL < 3.0");
 
 sub vers_tolerance_filter
 {
diff --git a/test/run_tests.pl b/test/run_tests.pl
index 746b0d192de9eecd4acbac673de156a0d3f3d23f..7e61282f16cad6e69353b4f497ed8729d5faad38 100644
--- a/test/run_tests.pl
+++ b/test/run_tests.pl
@@ -10,15 +10,17 @@ use Test::Harness qw/runtests $switches/;
 my $top = $ENV{TOP};
 my $recipesdir = catdir($top, "test", "recipes");
 my $testlib = catdir($top, "test", "testlib");
+my $utillib = catdir($top, "util");
 
 # It seems that $switches is getting interpretted with 'eval' or something
 # like that, and that we need to take care of backslashes or they will
 # disappear along the way.
 $testlib =~ s|\\|\\\\|g if $^O eq "MSWin32";
+$utillib =~ s|\\|\\\\|g if $^O eq "MSWin32";
 
 # Test::Harness provides the variable $switches to give it
 # switches to be used when it calls our recipes.
-$switches = "-w \"-I$testlib\"";
+$switches = "-w \"-I$testlib\" \"-I$utillib\"";
 
 my @tests = ( "alltests" );
 if (@ARGV) {