Index: head/Mk/Uses/cmake.mk
===================================================================
--- head/Mk/Uses/cmake.mk
+++ head/Mk/Uses/cmake.mk
@@ -103,6 +103,7 @@
 CONFIGURE_WRKSRC=	${WRKDIR}/.build
 BUILD_WRKSRC?=		${CONFIGURE_WRKSRC}
 INSTALL_WRKSRC?=	${CONFIGURE_WRKSRC}
+TEST_WRKSRC?=		${CONFIGURE_WRKSRC}
 .endif
 
 .if !target(do-configure)
Index: head/Mk/Uses/qmake.mk
===================================================================
--- head/Mk/Uses/qmake.mk
+++ head/Mk/Uses/qmake.mk
@@ -90,6 +90,7 @@
 CONFIGURE_WRKSRC=	${WRKDIR}/.build
 BUILD_WRKSRC=		${CONFIGURE_WRKSRC}
 INSTALL_WRKSRC=		${BUILD_WRKSRC}
+TEST_WRKSRC=		${BUILD_WRKSRC}
 QMAKE_SOURCE_PATH?=	${WRKSRC}
 .else
 QMAKE_SOURCE_PATH?=	# empty
Index: head/devel/caf/Makefile
===================================================================
--- head/devel/caf/Makefile
+++ head/devel/caf/Makefile
@@ -18,7 +18,6 @@
 USES=		cmake:outsource compiler:c++11-lang
 USE_LDCONFIG=	yes
 TEST_TARGET=	test
-TEST_WRKSRC=	${BUILD_WRKSRC}
 USE_GITHUB=	yes
 GH_ACCOUNT=	actor-framework
 GH_PROJECT=	${GH_ACCOUNT}
Index: head/devel/yajl/Makefile
===================================================================
--- head/devel/yajl/Makefile
+++ head/devel/yajl/Makefile
@@ -20,7 +20,6 @@
 PLIST_SUB=	VERSION=${PORTVERSION}
 
 TEST_TARGET=	test test-api
-TEST_WRKSRC=	${BUILD_WRKSRC}
 
 post-patch:
 	@${REINPLACE_CMD} -e "s,share/pkgconfig,libdata/pkgconfig,g" \
Index: head/math/ceres-solver/Makefile
===================================================================
--- head/math/ceres-solver/Makefile
+++ head/math/ceres-solver/Makefile
@@ -60,8 +60,6 @@
 TEST_CMAKE_BOOL=	BUILD_TESTING
 TEST_TEST_TARGET=	test ARGS="-V"
 TEST_IMPLIES=		GFLAGS
-# XXX Move to USES=cmake
-TEST_VARS=		TEST_WRKSRC="${CONFIGURE_WRKSRC}"
 
 LAPACK_DESC=		Linear Algebra PACKage
 LAPACK_USES=		fortran # LDFLAGS
Index: head/textproc/cmark/Makefile
===================================================================
--- head/textproc/cmark/Makefile
+++ head/textproc/cmark/Makefile
@@ -18,7 +18,6 @@
 USE_LDCONFIG=	yes
 
 TEST_TARGET=	test
-TEST_WRKSRC=	${BUILD_WRKSRC}
 
 CMAKE_ARGS=	-DCMAKE_INSTALL_MANDIR=${MANPREFIX}/man