tests: abuild: add test for invalid filename

tests/abuild_test

@@ -6,7 +6,8 @@ init_tests \
 	abuild_invalid_opt \
 	abuild_version \
 	abuild_simple_pkg_without_deps \
-	abuild_build_fail
+	abuild_build_fail \
+	abuild_invalid_filename
 
 export ABUILD_SHAREDIR=$(atf_get_srcdir)/..
 export ABUILD_CONF=/dev/null
@@ -48,7 +49,7 @@ abuild_simple_pkg_without_deps_body() {
 abuild_build_fail_body() {
 	mkdir buildfail
 	cat >buildfail/APKBUILD <<-EOF
-		# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
+		# Maintainer: Joe User <juser@example.com>
 		pkgname="buildfail"
 		pkgver="1.0"
 		pkgrel=0
@@ -72,5 +73,36 @@ abuild_build_fail_body() {
 	atf_check -s exit:1 \
 		-e match:"ERROR: buildfail: build failed" \
 		abuild
-
 }
+
+abuild_invalid_filename_body() {
+	mkdir invalid-filename
+	cd invalid-filename
+	cat >APKBUILD <<-EOF
+		# Maintainer: Joe User <juser@example.com>
+		pkgname="invalid-filename"
+		pkgver="1.0"
+		pkgrel=0
+		pkgdesc="Dummy test package that fails to build"
+		url="https://gitlab.alpinelinux.org/alpine/aports"
+		arch="noarch"
+		license="MIT"
+		prepare() {
+			mkdir -p "\$builddir"
+		}
+		build() {
+			touch $'bad\nfile'
+		}
+		check() {
+			true
+		}
+		package() {
+			mkdir -p "\$pkgdir"
+			cp -r * "\$pkgdir"/
+		}
+	EOF
+	atf_check -s exit:1 \
+		-e match:"ERROR:.*: Found filenames with newline" \
+		abuild
+}
+