Add test case for the bad geometry

Author: kwvanderlinde

common/src/test/java/net/rptools/lib/GeometryUtilTest.java

@@ -835,6 +835,109 @@ private static Iterable<Arguments> areaProvider() {
     }
     // endregion
 
+    // region A square "donut" with a defective bump-out at the top-right corner.
+    {
+      final var path = new Path2D.Double();
+      path.moveTo(1800.0000000000000000, 2000.0000000000000000);
+      path.lineTo(1800.0000000000000000, 2100.0000000000000000);
+      path.lineTo(1700.0000000000000000, 2100.0000000000000000);
+      path.lineTo(1700.0000000000000000, 2000.0000000000000000);
+      path.closePath();
+
+      path.moveTo(1900.0000000000000000, 1900.0000000000000000);
+      path.lineTo(1600.0000000000000000, 1900.0000000000000000);
+      path.lineTo(1600.0000000000000000, 2200.0000000000000000);
+      path.lineTo(1900.0000000000000000, 2200.0000000000000000);
+      path.lineTo(1900.0000000000000000, 2000.0000000000000000);
+      path.lineTo(1991.8686523437500000, 2000.0000000000000000);
+      path.lineTo(1991.9971923828125000, 1998.3947753906250000);
+      path.lineTo(1991.2067871093750000, 1991.4079589843750000);
+      path.lineTo(1990.7553710937500000, 1984.2075195312500000);
+      path.lineTo(1990.1141357421875000, 1981.7492675781250000);
+      path.lineTo(1989.8403320312500000, 1979.3294677734375000);
+      path.lineTo(1987.7099609375000000, 1972.5334472656250000);
+      path.lineTo(1985.9122314453125000, 1965.6418457031250000);
+      path.lineTo(1984.8612060546875000, 1963.4451904296875000);
+      path.lineTo(1984.1013183593750000, 1961.0209960937500000);
+      path.lineTo(1980.6657714843750000, 1954.6768798828125000);
+      path.lineTo(1977.6309814453125000, 1948.3341064453125000);
+      path.lineTo(1976.1545410156250000, 1946.3464355468750000);
+      path.lineTo(1974.8978271484375000, 1944.0256347656250000);
+      path.lineTo(1970.4443359375000000, 1938.6584472656250000);
+      path.lineTo(1966.1066894531250000, 1932.8183593750000000);
+      path.lineTo(1964.0657958984375000, 1930.9709472656250000);
+      path.lineTo(1962.3472900390625000, 1928.8999023437500000);
+      path.lineTo(1957.2095947265625000, 1924.7651367187500000);
+      path.lineTo(1951.5350341796875000, 1919.6286621093750000);
+      path.lineTo(1948.8482666015625000, 1918.0358886718750000);
+      path.lineTo(1948.2611083984375000, 1917.5633544921875000);
+      path.lineTo(1948.2611055629925000, 1917.5633569530470000);
+      path.lineTo(1948.2611055629923000, 1917.5633569530470000);
+      path.lineTo(1946.5672607421875000, 1916.2001953125000000);
+      path.lineTo(1945.5327255706209000, 1915.6659069632760000);
+      path.lineTo(1945.5327231053059000, 1915.6659038816322000);
+      path.lineTo(1945.5327231053063000, 1915.6659038816322000);
+      path.lineTo(1940.7324218750000000, 1913.1867675781250000);
+      path.lineTo(1940.7324147182750000, 1913.1867740816188000);
+      path.lineTo(1940.7324147182755000, 1913.1867740816188000);
+      path.lineTo(1940.2384033203125000, 1912.9316406250000000);
+      path.lineTo(1934.1110839843750000, 1909.2990722656250000);
+      path.lineTo(1914.0823129507212000, 1900.0000000000000000);
+      path.closePath();
+
+      final var area = new Area(path);
+
+      final var polygon =
+          createPrecisePolygon(
+              new Coordinate[] {
+                new Coordinate(1900, 2200),
+                new Coordinate(1900, 2000),
+                new Coordinate(1991.86865, 2000),
+                new Coordinate(1991.99719, 1998.39478),
+                new Coordinate(1991.20679, 1991.40796),
+                new Coordinate(1990.75537, 1984.20752),
+                new Coordinate(1990.11414, 1981.74927),
+                new Coordinate(1989.84033, 1979.32947),
+                new Coordinate(1987.70996, 1972.53345),
+                new Coordinate(1985.91223, 1965.64185),
+                new Coordinate(1984.86121, 1963.44519),
+                new Coordinate(1984.10132, 1961.021),
+                new Coordinate(1980.66577, 1954.67688),
+                new Coordinate(1977.63098, 1948.33411),
+                new Coordinate(1976.15454, 1946.34644),
+                new Coordinate(1974.89783, 1944.02563),
+                new Coordinate(1970.44434, 1938.65845),
+                new Coordinate(1966.10669, 1932.81836),
+                new Coordinate(1964.0658, 1930.97095),
+                new Coordinate(1962.34729, 1928.8999),
+                new Coordinate(1957.20959, 1924.76514),
+                new Coordinate(1951.53503, 1919.62866),
+                new Coordinate(1948.84827, 1918.03589),
+                new Coordinate(1948.26111, 1917.56336),
+                new Coordinate(1946.56726, 1916.2002),
+                new Coordinate(1945.53273, 1915.66591),
+                new Coordinate(1945.53272, 1915.6659),
+                new Coordinate(1940.73242, 1913.18677),
+                new Coordinate(1940.73241, 1913.18677),
+                new Coordinate(1940.2384, 1912.93164),
+                new Coordinate(1934.11108, 1909.29907),
+                new Coordinate(1914.08231, 1900),
+                new Coordinate(1600, 1900),
+                new Coordinate(1600, 2200),
+                new Coordinate(1900, 2200),
+              },
+              new Coordinate[] {
+                new Coordinate(1700, 2100),
+                new Coordinate(1700, 2000),
+                new Coordinate(1800, 2000),
+                new Coordinate(1800, 2100),
+                new Coordinate(1700, 2100),
+              });
+
+      argumentsList.add(argumentSet("Point-like reduced geometry", area, List.of(polygon)));
+    }
+    // endregion
+
     return argumentsList;
   }