HBASE RRT getAllMappings is buggy

    @Test
    public void getAllMappingsShouldListAllEntries() throws ErrorMappingException, RecipientRewriteTableException {
        String user = "test";
        String user2 = "test2";
        Domain domain = Domain.LOCALHOST;
        // String regex = "(.*):{$1}@localhost";
        // String regex2 = "(.+):{$1}@test";
        String regex = "(.*)@localhost";
        String regex2 = "(.+)@test";

        assertThat(virtualUserTable.getMappings(user, domain)).describedAs("No mapping").isNull();

        addMapping(user, domain, regex, Type.Regex);
        addMapping(user, domain, regex2, Type.Regex);
        addMapping(user2, domain, user + "@" + domain.asString(), Type.Address);

        assertThat(virtualUserTable.getAllMappings())
            .describedAs("One mappingline")
            .containsOnly(
                Pair.of(user + "@" + domain.asString(), MappingsImpl.builder()
                    .add(MappingImpl.regex(regex))
                    .add(MappingImpl.regex(regex2))
                    .build()),
                Pair.of(user2 + "@" + domain.asString(), MappingsImpl.builder()
                    .add(MappingImpl.address(user + "@" + domain.asString()))
                    .build()));
    }

java.lang.AssertionError: [One mappingline] 
Expecting:
  <{"test2@localhost"=MappingsImpl{mappings=[MappingImpl{type=Address mapping=test2@localhost}]}, "test@localhost"=MappingsImpl{mappings=[MappingImpl{type=Address mapping=test@localhost}]}}>
to contain only:
  <[(test@localhost,MappingsImpl{mappings=[MappingImpl{type=Regex mapping=(.*)@localhost}, MappingImpl{type=Regex mapping=(.+)@test}]}),
    (test2@localhost,MappingsImpl{mappings=[MappingImpl{type=Address mapping=test@localhost}]})]>
elements not found:
  <[MapEntry[key="test@localhost", value=MappingsImpl{mappings=[MappingImpl{type=Regex mapping=(.*)@localhost}, MappingImpl{type=Regex mapping=(.+)@test}]}],
    MapEntry[key="test2@localhost", value=MappingsImpl{mappings=[MappingImpl{type=Address mapping=test@localhost}]}]]>
and elements not expected:
  <[MapEntry[key="test2@localhost", value=MappingsImpl{mappings=[MappingImpl{type=Address mapping=test2@localhost}]}],
    MapEntry[key="test@localhost", value=MappingsImpl{mappings=[MappingImpl{type=Address mapping=test@localhost}]}]]>