minor fix to function call in test
minor fix to function call in test


Former-commit-id: 947e07d7237231d869ea7e21c5a0acd869f2766c [formerly 947e07d7237231d869ea7e21c5a0acd869f2766c [formerly 4a2fc1815a9fdd9ce5ae1978059ddacc3a2c2dbf]]
Former-commit-id: 6741c0dadec2ac31e7577f7623ff2642e2deda96
Former-commit-id: 60acde2eb3cec7a8d3be3e4d1e2748ac890fee61
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine