fix tests

tests/image.bats

@@ -3,22 +3,27 @@
 load ../common
 
 @test "Shibd binary available" {
-  docker run -i $maintainer/$imagename find /usr/sbin/shibd
+  docker run -i ${imagename}_${tag} find /usr/sbin/shibd
+  docker run -i ${imagename}_${tag}:arm64 find /usr/sbin/shibd
 }
 
 @test "Shibboleth root available" {
-  docker run -i $maintainer/$imagename find /etc/shibboleth
+  docker run -i ${imagename}_${tag} find /etc/shibboleth
+  docker run -i ${imagename}_${tag}:arm64 find /etc/shibboleth
 }
 
 @test "Sample attribute map available" {
-  docker run -i $maintainer/$imagename find /etc/shibboleth/attribute-map.xml
+  docker run -i ${imagename}_${tag} find /etc/shibboleth/attribute-map.xml
+  docker run -i ${imagename}_${tag}:arm64 find /etc/shibboleth/attribute-map.xml
 }
 
 @test "Includes InCommon cert" {
-  docker run -i $maintainer/$imagename find /etc/shibboleth/inc-md-cert.pem
+  docker run -i ${imagename}_${tag} find /etc/shibboleth/inc-md-cert.pem
+  docker run -i ${imagename}_${tag}:arm64 find /etc/shibboleth/inc-md-cert.pem
 }
 
 @test "Includes startup script" {
-  docker run -i $maintainer/$imagename find /usr/local/bin/startup.sh
+  docker run -i ${imagename}_${tag} find /usr/local/bin/startup.sh
+  docker run -i ${imagename}_${tag}:arm64 find /usr/local/bin/startup.sh
 }