diff -Nru openjdk-lts-11.0.15+10/debian/changelog openjdk-lts-11.0.15+10/debian/changelog
--- openjdk-lts-11.0.15+10/debian/changelog	2022-04-23 06:02:10.000000000 -0700
+++ openjdk-lts-11.0.15+10/debian/changelog	2022-04-30 18:26:46.000000000 -0700
@@ -1,3 +1,9 @@
+openjdk-lts (11.0.15+10-0ubuntu0.18.04.1+tests~1) bionic; urgency=medium
+
+  * d/control, d/rules: Provide a new package named openjdk-XXX-tests.
+
+ -- Bryce Harrington <bryce@canonical.com>  Sun, 01 May 2022 01:26:46 +0000
+
 openjdk-lts (11.0.15+10-0ubuntu0.18.04.1) bionic-security; urgency=medium
 
   * Backport 11.0.15 to Ubuntu 18.04.
diff -Nru openjdk-lts-11.0.15+10/debian/control openjdk-lts-11.0.15+10/debian/control
--- openjdk-lts-11.0.15+10/debian/control	2022-04-23 06:02:10.000000000 -0700
+++ openjdk-lts-11.0.15+10/debian/control	2022-04-30 18:22:00.000000000 -0700
@@ -171,3 +171,18 @@
  architectures which don't have a Hotspot VM.
  .
  The VM is started with the option `-zero'. See the README.Debian for details.
+
+Package: openjdk-lts-tests
+Architecture: all
+Multi-Arch: foreign
+Priority: optional
+Pre-Depends: ${dpkg:Depends}
+Depends: openjdk-lts-jdk (>= ${source:Version}),
+  ${misc:Depends}
+Description: OpenJDK Development Kit (JDK) source files
+ OpenJDK is a development environment for building applications,
+ applets, and components using the Java programming language.
+ .
+ This package contains the Java "test" directory to be used with
+ JTreg. It contains test directory from the same source used to build
+ the binary packages.
diff -Nru openjdk-lts-11.0.15+10/debian/rules openjdk-lts-11.0.15+10/debian/rules
--- openjdk-lts-11.0.15+10/debian/rules	2022-04-22 06:06:53.000000000 -0700
+++ openjdk-lts-11.0.15+10/debian/rules	2022-04-30 18:22:00.000000000 -0700
@@ -785,6 +785,7 @@
 p_src	= $(basename)-source
 p_doc	= $(basename)-doc
 p_dbg	= $(basename)-dbg
+p_tests	= $(basename)-tests
 
 d	= debian/tmp
 d_jre	= debian/$(p_jre)
@@ -796,6 +797,7 @@
 d_src	= debian/$(p_src)
 d_doc	= debian/$(p_doc)
 d_dbg	= debian/$(p_dbg)
+d_tests	= debian/$(p_tests)
 
 control_vars = \
 	'-Vvm:Name=$(vm_name)' \
@@ -1223,6 +1225,9 @@
 	mkdir -p $(d)/$(basedir)
 	cp -a $(builddir)/$(sdkimg)/* $(d)/$(basedir)/
 
+	: # openjdk test directory
+	cp -a test/ $(d)/$(basedir)/
+
 	chmod -R u+w $(d)
 
 	: # use javaws from icedtea-netx 
@@ -1455,6 +1460,11 @@
 	  echo '$(basedir)/lib/src.zip $(TOP)/$(basename)/lib'; \
 	) > debian/$(p_src).install
 
+	: # $(p_tests).install
+	( \
+	  echo '$(basedir)/test/* usr/share/$(p_tests)'; \
+	) > debian/$(p_tests).install
+
 	: # copy apport hook
 ifeq ($(derivative),Ubuntu)
 	mkdir -p $(d)/usr/share/apport/package-hooks/