diff --git a/usr.bin/make/unit-tests/Makefile b/usr.bin/make/unit-tests/Makefile
index 95a179ca80af..71345103feff 100644
--- a/usr.bin/make/unit-tests/Makefile
+++ b/usr.bin/make/unit-tests/Makefile
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.135 2020/09/05 06:36:40 rillig Exp $
+# $NetBSD: Makefile,v 1.136 2020/09/05 12:59:07 rillig Exp $
 #
 # Unit tests for make(1)
 #
@@ -393,6 +393,7 @@ POSTPROC.deptgt-suffixes= \
 			${TOOL_SED} -n -e '/^\#\*\*\* Suffixes/,/^\#\*/p'
 POSTPROC.vardebug=	${TOOL_SED} -n -e '/:RELEVANT = yes/,/:RELEVANT = no/p'
 POSTPROC.varmod-match-escape= ${TOOL_SED} -n -e '/^Pattern/p'
+POSTPROC.varname=	${TOOL_SED} -n -e '/^MAGIC/p' -e '/^ORDER_/p'
 POSTPROC.varname-dot-shell= \
 			awk '/\.SHELL/ || /^ParseReadLine/'
 POSTPROC.varname-empty=	${TOOL_SED} -n -e '/^Var_Set/p' -e '/^out:/p'
diff --git a/usr.bin/make/unit-tests/varname.mk b/usr.bin/make/unit-tests/varname.mk
index 9dd965083f3f..5928ee51e1fb 100644
--- a/usr.bin/make/unit-tests/varname.mk
+++ b/usr.bin/make/unit-tests/varname.mk
@@ -1,8 +1,43 @@
-# $NetBSD: varname.mk,v 1.2 2020/08/16 14:25:16 rillig Exp $
+# $NetBSD: varname.mk,v 1.3 2020/09/05 12:59:07 rillig Exp $
 #
 # Tests for special variables, such as .MAKE or .PARSEDIR.
 
-# TODO: Implementation
+# These following MAGIC variables have the same hash code, at least with
+# the default hashing algorithm, which is the same as in Java.  The order
+# in which these variables are defined determines the order in which they
+# appear in the Hash_Table.  New entries are prepended to the bucket lists,
+# therefore this test numbers the values in descending order.
+
+.if defined(ORDER_01)
+
+MAGIC0a0a0a=	8
+MAGIC0a0a1B=	7
+MAGIC0a1B0a=	6
+MAGIC0a1B1B=	5
+MAGIC1B0a0a=	4
+MAGIC1B0a1B=	3
+MAGIC1B1B0a=	2
+MAGIC1B1B1B=	1
+
+all: # nothing
+
+.elif defined(ORDER_10)
+
+MAGIC1B1B1B=	8
+MAGIC1B1B0a=	7
+MAGIC1B0a1B=	6
+MAGIC1B0a0a=	5
+MAGIC0a1B1B=	4
+MAGIC0a1B0a=	3
+MAGIC0a0a1B=	2
+MAGIC0a0a0a=	1
+
+all: # nothing
+
+.else
 
 all:
-	@:;
+	@${.MAKE} -f ${MAKEFILE} -dg1 ORDER_01=yes
+	@${.MAKE} -f ${MAKEFILE} -dg1 ORDER_10=yes
+
+.endif