@Test
public void testGetProjectionTime__almostNormalAngle() {
final LineString lineString = (LineString) geometryFactory.parse("LINESTRING(4 -1, 5 1, 8 3)");
final S2Polyline axisLine = (S2Polyline) wktReader.read("LINESTRING(5 3, 7 0, 8 -3)");
final BcS2TimeAxis timeAxis =
new BcS2TimeAxis(
new BcS2LineString(axisLine), new Date(1000000000000L), new Date(1001000000000L));
final TimeInterval projectionTime = timeAxis.getProjectionTime(lineString);
assertNotNull(projectionTime);
assertEquals(1000245367407L, projectionTime.getStartTime().getTime());
assertEquals(1000409968732L, projectionTime.getStopTime().getTime());
}
@Test
public void testGetProjectionTime__angle_projectedLineShorter() {
final LineString lineString =
(LineString) geometryFactory.parse("LINESTRING(-3 2, -4 1, -5 -1)");
final S2Polyline axisLine = (S2Polyline) wktReader.read("LINESTRING(-1 3, -3 0, -4 -3)");
final BcS2TimeAxis timeAxis =
new BcS2TimeAxis(
new BcS2LineString(axisLine), new Date(1000000000000L), new Date(1001000000000L));
final TimeInterval projectionTime = timeAxis.getProjectionTime(lineString);
assertNotNull(projectionTime);
assertEquals(1000286702111L, projectionTime.getStartTime().getTime());
assertEquals(1000766383826L, projectionTime.getStopTime().getTime());
}
@Test
public void testGetProjectionTime__angle_projectedLineLonger_andInverseDirection() {
final LineString lineString =
(LineString) geometryFactory.parse("LINESTRING(-3 -5, -2 -2, -1 1, 1 4)");
final S2Polyline axisLine = (S2Polyline) wktReader.read("LINESTRING(-1 3, -3 0, -4 -3)");
final BcS2TimeAxis timeAxis =
new BcS2TimeAxis(
new BcS2LineString(axisLine), new Date(1000000000000L), new Date(1001000000000L));
final TimeInterval projectionTime = timeAxis.getProjectionTime(lineString);
assertNotNull(projectionTime);
assertEquals(1000000000000L, projectionTime.getStartTime().getTime());
assertEquals(1000999999999L, projectionTime.getStopTime().getTime());
}
@Test
public void testGetProjectionTime_sameLine_inverseDirection() {
final LineString lineString =
(LineString) geometryFactory.parse("LINESTRING(-1 -8, 0 -7.2, 1 -7.5)");
final S2Polyline axisLine = (S2Polyline) wktReader.read("LINESTRING(1 -7.5, 0 -7.2, -1 -8)");
final BcS2TimeAxis timeAxis =
new BcS2TimeAxis(
new BcS2LineString(axisLine), new Date(1000000000000L), new Date(1001000000000L));
final TimeInterval projectionTime = timeAxis.getProjectionTime(lineString);
assertNotNull(projectionTime);
assertEquals(1000000000000L, projectionTime.getStartTime().getTime());
assertEquals(1000999999999L, projectionTime.getStopTime().getTime());
}
private void assertTimeIntervalEquals(
long expectedStart, long expectedStop, TimeInterval timeInterval) {
assertEquals(expectedStart, timeInterval.getStartTime().getTime());
assertEquals(expectedStop, timeInterval.getStopTime().getTime());
}
