This test checks leaders with leader-patter="rule"

No rule-style given rule-style="none" rule-style="dotted" rule-style="dashed" rule-style="solid" rule-style="double" rule-style="groove" rule-style="ridge" rule-style="dotted" rule-thickness="3pt" rule-style="dashed" rule-thickness="3pt" rule-style="solid" rule-thickness="3pt" rule-style="double" rule-thickness="3pt" rule-style="groove" rule-thickness="3pt" rule-style="ridge" rule-thickness="3pt"