add two tests for expr

regress/bin/expr/Makefile

@@ -0,0 +1,28 @@
+#	$NetBSD: Makefile,v 1.1 2000/10/26 23:32:14 jdolecek Exp $
+
+MKMAN=  no
+
+regress: test_one test_two
+
+test_one:
+	@good="1/2"; \
+	out=`expr X"1/2/3" : 'X\(.*[^/]\)//*[^/][^/]*/*$$' \| . : '\(.\)'`; \
+	if [ "$$good" != "$$out" ]; then	\
+		echo "Test 1 (precedence) failed - got '$$out', should be '$$good'."; \
+		exit 1; \
+	else \
+		echo "Test 1 (precedence) succeeded."; \
+	fi
+	
+test_two:
+	@good="2"; \
+	out=`expr '1/2' : '.*/\(.*\)'`; \
+	if [ "$$good" != "$$out" ]; then	\
+		echo "Test 2 failed - got '$$out', should be '$$good'."; \
+		exit 1; \
+	else \
+		echo "Test 2 succeeded."; \
+	fi
+
+
+.include <bsd.prog.mk>