tsA = new TabSet(new TabStop[] {});
tsB = new TabSet(new TabStop[] {});
harness.check(tsA.equals(tsB));
tsA = new TabSet(new TabStop[] {new TabStop(1.0f)});
tsB = new TabSet(new TabStop[] {new TabStop(1.0f)});
harness.check(tsA.equals(tsB));
tsA = new TabSet(new TabStop[] {new TabStop(1.1f, TabStop.ALIGN_CENTER,
TabStop.LEAD_DOTS)});
harness.check(!tsA.equals(tsB));
tsB = new TabSet(new TabStop[] {new TabStop(1.1f, TabStop.ALIGN_CENTER,
TabStop.LEAD_DOTS)});
harness.check(tsA.equals(tsB));
harness.check(!tsA.equals(null));
harness.check(!tsA.equals("a string"));