test: land the remaining ignored regression tests from #548-#573 (#582)

Ignored regression tests for #530, #531, #541, #542, #545, #547 and #570, from #548, #549, #550, #552, #555, #573 and #572.

Co-authored-by: jonaswre <jonas.wrede@beyondit.gmbh>

crates/engine/src/boolean_regression_tests.rs

@@ -107,3 +107,16 @@ fn blind_hole_into_a_long_d_profile_bar_stops_short_of_the_round_front() {
     let faces = s.model.state().body("Slat").map(|b| solidcraft_kernel::measure(&b.body).unwrap().merged.faces);
     assert_eq!(faces, Some(8));
 }
+
+/// A ring pocket cut from below a recess leaves a 0.5 mm floor joining the outer wall to the inner
+/// block: one connected part, yet the cut left two bodies and lost volume (#545).
+#[test]
+#[ignore = "fails until #545 is fixed"]
+fn ring_cut_below_a_recess_keeps_the_part_in_one_body() {
+    let s = replay(include_str!("../../../examples/regressions/ring_cut_below_recess_thin_floor.json"));
+    let bodies: Vec<(String, f64)> = s.model.state().bodies.iter().map(|b| (b.name.clone(), volume(&s, &b.name))).collect();
+    let want = 100.0 * 100.0 * 30.0 - 88.0 * 88.0 * 12.0 - (95.0 * 95.0 - 68.0 * 68.0) * 17.5;
+    assert_eq!(bodies.len(), 1, "{bodies:?}");
+    let got = volume(&s, "Frame");
+    assert!((got - want).abs() < 1e-9 * want, "{got} vs {want}");
+}