main/patch: add check

main/patch/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=patch
 pkgver=2.7.6
-pkgrel=0
+pkgrel=1
 pkgdesc="Utility to apply diffs to files"
 url="https://www.gnu.org/software/patch/patch.html"
 arch="all"
@@ -10,6 +10,7 @@ license="GPL"
 depends=""
 depends_dev=""
 makedepends=""
+checkdepends="bash ed"
 install=""
 subpackages="$pkgname-doc"
 source="ftp://ftp.gnu.org/gnu/$pkgname/$pkgname-$pkgver.tar.xz"
@@ -28,6 +29,11 @@ build() {
 	make
 }
 
+check() {
+	cd "$builddir"
+	make SHELL=bash check
+}
+
 package() {
 	make prefix="$pkgdir"/usr \
 		mandir="$pkgdir"/usr/share/man \