diff --git a/gnu/usr.bin/grep/tests/check.sh b/gnu/usr.bin/grep/tests/check.sh
deleted file mode 100644
index d2c8fdbc64dc..000000000000
--- a/gnu/usr.bin/grep/tests/check.sh
+++ /dev/null
@@ -1,24 +0,0 @@
-#! /bin/sh
-# Regression test for GNU grep.
-# Usage: regress.sh [testdir]
-
-testdir=${1-tests}
-
-failures=0
-
-# The Khadafy test is brought to you by Scott Anderson . . .
-./grep -E -f $testdir/khadafy.regexp $testdir/khadafy.lines > khadafy.out
-if cmp $testdir/khadafy.lines khadafy.out
-then
-	:
-else
-	echo Khadafy test failed -- output left on khadafy.out
-	failures=1
-fi
-
-# . . . and the following by Henry Spencer.
-
-${AWK-awk} -F: -f $testdir/scriptgen.awk $testdir/spencer.tests > tmp.script
-
-sh tmp.script && exit $failures
-exit 1
diff --git a/gnu/usr.bin/grep/tests/scriptgen.awk b/gnu/usr.bin/grep/tests/scriptgen.awk
deleted file mode 100644
index 44ef4df16e53..000000000000
--- a/gnu/usr.bin/grep/tests/scriptgen.awk
+++ /dev/null
@@ -1,10 +0,0 @@
-BEGIN { print "failures=0"; }
-$0 !~ /^#/ && NF == 3 {
-	print "echo '" $3 "' | ./grep -E -e '" $2 "' > /dev/null 2>&1";
-	print "if [ $? != " $1 " ]"
-	print "then"
-	printf "\techo Spencer test \\#%d failed\n", ++n
-	print "\tfailures=1"
-	print "fi"
-}
-END { print "exit $failures"; }
diff --git a/gnu/usr.bin/grep/tests/spencer.tests b/gnu/usr.bin/grep/tests/spencer.tests
deleted file mode 100644
index cb506d79af0b..000000000000
--- a/gnu/usr.bin/grep/tests/spencer.tests
+++ /dev/null
@@ -1,122 +0,0 @@
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-2:a[:-
-0:a]:a]
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-1:a[^bc]d:abd
-0:a[^-b]c:adc
-1:a[^-b]c:a-c
-1:a[^]b]c:a]c
-0:a[^]b]c:adc
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-0:()ef:def
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-1:*a:-
-0:^*:-
-0:$*:-
-1:(*)b:-
-1:$b:b
-2:a\:-
-0:a\(b:a(b
-0:a\(*b:ab
-0:a\(*b:a((b
-1:a\x:a\x
-2:abc):-
-2:(abc:-
-0:((a)):abc
-0:(a)b(c):abc
-0:a+b+c:aabbabc
-0:a**:-
-0:a*?:-
-0:(a*)*:-
-0:(a*)+:-
-0:(a|)*:-
-0:(a*|b)*:-
-0:(a+|b)*:ab
-0:(a+|b)+:ab
-0:(a+|b)?:ab
-0:[^ab]*:cde
-0:(^)*:-
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-2:)(:-
-1:abc:
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-0:a*:
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-1:a[bcd]+dcdcde:adcdcde
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-0:[A-Za-z_][A-Za-z0-9_]*:alpha
-0:^a(bc+|b[eh])g|.h$:abh
-0:(bc+d$|ef*g.|h?i(j|k)):effgz
-0:(bc+d$|ef*g.|h?i(j|k)):ij
-1:(bc+d$|ef*g.|h?i(j|k)):effg
-1:(bc+d$|ef*g.|h?i(j|k)):bcdd
-0:(bc+d$|ef*g.|h?i(j|k)):reffgz
-1:((((((((((a)))))))))):-
-0:(((((((((a))))))))):a
-1:multiple words of text:uh-uh
-0:multiple words:multiple words, yeah
-0:(.*)c(.*):abcde
-1:\((.*),:(.*)\)
-1:[k]:ab
-0:abcd:abcd
-0:a(bc)d:abcd
-0:a[
-]?c:ac
-0:(....).*\1:beriberi