test makepkg-template: Add name-charset-invalid

Signed-off-by: Florian Pritz <bluewind@xinu.at>

test/scripts/makepkg-template-tests/name-charset-invalid/PKGBUILD

@@ -0,0 +1,8 @@
+pkgname=foo
+pkgver=1
+
+build() {
+# template start; name=foo/
+make install
+# template end;
+}

test/scripts/makepkg-template-tests/name-charset-invalid/testcase-config

@@ -0,0 +1,10 @@
+arguments+=()
+expected_exitcode=255
+
+IFS="" read -d '' expected_output <<'EOF'
+invalid chars used in name 'foo/'. allowed: [:alnum:]+_.@-
+./makepkg-template-tests/name-charset-invalid/PKGBUILD:5: # template start; name=foo/
+EOF
+
+IFS="" read -d '' expected_result <<'EOF'
+EOF