Spring Replace assertThat(x.iterator().next()) with assertThat(x).element(0)

Search for : assertThat\((.+).iterator\(\).next\(\)\) Replace with : assertThat($1).element(0)

Replace assertThat(x.get(i)). with assertThat(x).element(i).

Search for : assertThat\((.+)\.get\((\d+)\)\)\. Replace with : assertThat($1).element($2).