4 files changed, 24 insertions, 11 deletions

diff --git a/testsuite/gzip/gzip-compression-levels b/testsuite/gzip/gzip-compression-levels
new file mode 100644
index 000000000..6d9a13d08
--- /dev/null
+++ b/testsuite/gzip/gzip-compression-levels
@@ -0,0 +1,5 @@
+# FEATURE: CONFIG_FEATURE_GZIP_LEVELS
+
+level1=$(busybox gzip -c -1 $(which busybox) | wc -c)
+level9=$(busybox gzip -c -9 $(which busybox) | wc -c)
+test $level1 -gt $level9
diff --git a/testsuite/md5sum.tests b/testsuite/md5sum.tests
index 6c75b6d1c..cca26dc64 100755
--- a/testsuite/md5sum.tests
+++ b/testsuite/md5sum.tests
@@ -23,6 +23,8 @@ test -f "$bindir/.config" && . "$bindir/.config"
 test x"$CONFIG_FEATURE_FANCY_HEAD" != x"y" \
 && { echo "SKIPPED: $sum"; exit 0; }
 
+FAILCOUNT=0
+
 text="The quick brown fox jumps over the lazy dog"
 text=`yes "$text" | head -c 9999`
 
@@ -33,11 +35,21 @@ while test $n -le 999; do
         n=$(($n+1))
 done | "$sum"
 )`
-
-if test x"$result" = x"$expected  -"; then
+if test x"$result" != x"$expected  -"; then
+        echo "FAIL: $sum (r:$result exp:$expected)"
+        : $((FAILCOUNT++))
+else
         echo "PASS: $sum"
-        exit 0
 fi
 
-echo "FAIL: $sum (r:$result exp:$expected)"
-exit 1
+# GNU compat: -c EMPTY must fail (exitcode 1)!
+>EMPTY
+if "$sum" -c EMPTY 2>/dev/null; then
+        echo "FAIL: $sum -c EMPTY"
+        : $((FAILCOUNT++))
+else
+        echo "PASS: $sum -c EMPTY"
+fi
+rm EMPTY
+
+exit $FAILCOUNT
diff --git a/testsuite/sed.tests b/testsuite/sed.tests
index a71f8b1f0..05c00a99b 100755
--- a/testsuite/sed.tests
+++ b/testsuite/sed.tests
@@ -73,13 +73,9 @@ testing "sed t (test/branch clears test bit)" "sed -e 's/a/b/;:loop;t loop'" \
 testing "sed T (!test/branch)" "sed -e 's/a/1/;T notone;p;: notone;p'" \
         "1\n1\n1\nb\nb\nc\nc\n" "" "a\nb\nc\n"
 
-test x"$SKIP_KNOWN_BUGS" = x"" && {
-# Normal sed end-of-script doesn't print "c" because n flushed the pattern
-# space.  If n hits EOF, pattern space is empty when script ends.
-# Query: how does this interact with no newline at EOF?
 testing "sed n (flushes pattern space, terminates early)" "sed -e 'n;p'" \
         "a\nb\nb\nc\n" "" "a\nb\nc\n"
-}
+
 # non-GNU sed: N does _not_ flush pattern space, therefore c is eaten @ script end
 # GNU sed: N flushes pattern space, therefore c is printed too @ script end
 testing "sed N (flushes pattern space (GNU behavior))" "sed -e 'N;p'" \
diff --git a/testsuite/sha3sum.tests b/testsuite/sha3sum.tests
index 82fada633..2cd8e3bf2 100755
--- a/testsuite/sha3sum.tests
+++ b/testsuite/sha3sum.tests
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-. ./md5sum.tests sha3sum c29d77bc548fa2b20a04c861400a5360879c52156e2a54a3415b99a9a3123e1d5f36714a24eca8c1f05a8e2d8ba859c930d41141f64a255c6794436fc99c486a
+. ./md5sum.tests sha3sum 11659f09370139f8ef384f4a6260947fafa6e4fcd87a1ef3f35410e9