Uncommented ellipse test cases.

This commit is contained in:
Nick Winter 2014-07-16 16:30:57 -07:00
parent 781e1da93e
commit 933fb6866c
2 changed files with 102 additions and 101 deletions

View file

@ -3,97 +3,98 @@ describe 'Ellipse', ->
Rectangle = require 'lib/world/rectangle' Rectangle = require 'lib/world/rectangle'
Vector = require 'lib/world/vector' Vector = require 'lib/world/vector'
#it 'contains its own center', -> it 'contains its own center', ->
# ellipse = new Ellipse 0, 0, 10, 10 ellipse = new Ellipse 0, 0, 10, 10
# expect(ellipse.containsPoint(new Vector 0, 0)).toBe true expect(ellipse.containsPoint(new Vector 0, 0)).toBe true
#
#it 'contains a point when rotated', -> it 'contains a point when rotated', ->
# ellipse = new Ellipse 0, -20, 40, 40, 3 * Math.PI / 4 ellipse = new Ellipse 0, -20, 40, 40, 3 * Math.PI / 4
# p = new Vector 0, 2 expect(ellipse.containsPoint new Vector(0, 0)).toBe true
# expect(ellipse.containsPoint(p, true)).toBe true expect(ellipse.containsPoint new Vector(0, 2)).toBe false
#
#it 'contains more points properly', -> it 'contains more points properly', ->
# # ellipse with y major axis, off-origin center, and 45 degree rotation # ellipse with y major axis, off-origin center, and 45 degree rotation
# ellipse = new Ellipse 1, 2, 4, 6, Math.PI / 4 ellipse = new Ellipse 1, 2, 4, 6, Math.PI / 4
# expect(ellipse.contains new Vector(1, 2)).toBe true expect(ellipse.containsPoint new Vector(1, 2)).toBe true
# expect(ellipse.contains new Vector(-1, 3)).toBe true expect(ellipse.containsPoint new Vector(-1, 3)).toBe true
# expect(ellipse.contains new Vector(0, 4)).toBe true expect(ellipse.containsPoint new Vector(0, 4)).toBe true
# expect(ellipse.contains new Vector(1, 4)).toBe true expect(ellipse.containsPoint new Vector(1, 4)).toBe true
# expect(ellipse.contains new Vector(3, 0)).toBe true expect(ellipse.containsPoint new Vector(3, 0)).toBe true
# expect(ellipse.contains new Vector(1, 0)).toBe true expect(ellipse.containsPoint new Vector(1, 0)).toBe true
# expect(ellipse.contains new Vector(0, 1)).toBe true expect(ellipse.containsPoint new Vector(0, 1)).toBe true
# expect(ellipse.contains new Vector(-1, 2)).toBe true expect(ellipse.containsPoint new Vector(-1, 2)).toBe true
# expect(ellipse.contains new Vector(2, 2)).toBe true expect(ellipse.containsPoint new Vector(2, 2)).toBe true
# expect(ellipse.contains new Vector(0, 0)).toBe false expect(ellipse.containsPoint new Vector(0, 0)).toBe false
# expect(ellipse.contains new Vector(0, 5)).toBe false expect(ellipse.containsPoint new Vector(0, 5)).toBe false
# expect(ellipse.contains new Vector(3, 4)).toBe false expect(ellipse.containsPoint new Vector(3, 4)).toBe false
# expect(ellipse.contains new Vector(4, 0)).toBe false expect(ellipse.containsPoint new Vector(4, 0)).toBe false
# expect(ellipse.contains new Vector(2, -1)).toBe false expect(ellipse.containsPoint new Vector(2, -1)).toBe false
# expect(ellipse.contains new Vector(0, -3)).toBe false expect(ellipse.containsPoint new Vector(0, -3)).toBe false
# expect(ellipse.contains new Vector(-2, -2)).toBe false expect(ellipse.containsPoint new Vector(-2, -2)).toBe false
# expect(ellipse.contains new Vector(-2, 0)).toBe false expect(ellipse.containsPoint new Vector(-2, 0)).toBe false
# expect(ellipse.contains new Vector(-2, 4)).toBe false expect(ellipse.containsPoint new Vector(-2, 4)).toBe false
#
#it 'correctly calculates distance to a faraway point', -> xit 'correctly calculates distance to a faraway point', ->
# ellipse = new Ellipse 100, 50, 20, 40 # TODO: this is the correct distance if the ellipse were a rectangle, but need to update for actual ellipse expected distances.
# p = new Vector 200, 300 ellipse = new Ellipse 100, 50, 20, 40
# d = 10 * Math.sqrt(610) p = new Vector 200, 300
# expect(ellipse.distanceToPoint(p)).toBeCloseTo d d = 10 * Math.sqrt(610)
# ellipse.rotation = Math.PI / 2 expect(ellipse.distanceToPoint(p)).toBeCloseTo d
# d = 80 * Math.sqrt(10) ellipse.rotation = Math.PI / 2
# expect(ellipse.distanceToPoint(p)).toBeCloseTo d d = 80 * Math.sqrt(10)
# expect(ellipse.distanceToPoint(p)).toBeCloseTo d
#it 'does not modify itself or target Vector when calculating distance', ->
# ellipse = new Ellipse -100, -200, 1, 100 it 'does not modify itself or target Vector when calculating distance', ->
# ellipse2 = ellipse.copy() ellipse = new Ellipse -100, -200, 1, 100
# p = new Vector -100.25, -101 ellipse2 = ellipse.copy()
# p2 = p.copy() p = new Vector -100.25, -101
# ellipse.distanceToPoint(p) p2 = p.copy()
# expect(p.x).toEqual p2.x ellipse.distanceToPoint(p)
# expect(p.y).toEqual p2.y expect(p.x).toEqual p2.x
# expect(ellipse.x).toEqual ellipse2.x expect(p.y).toEqual p2.y
# expect(ellipse.y).toEqual ellipse2.y expect(ellipse.x).toEqual ellipse2.x
# expect(ellipse.width).toEqual ellipse2.width expect(ellipse.y).toEqual ellipse2.y
# expect(ellipse.height).toEqual ellipse2.height expect(ellipse.width).toEqual ellipse2.width
# expect(ellipse.rotation).toEqual ellipse2.rotation expect(ellipse.height).toEqual ellipse2.height
# expect(ellipse.rotation).toEqual ellipse2.rotation
#it 'correctly calculates distance to contained point', ->
# ellipse = new Ellipse -100, -200, 1, 100 it 'correctly calculates distance to contained point', ->
# ellipse2 = ellipse.copy() ellipse = new Ellipse -100, -200, 1, 100
# p = new Vector -100.25, -160 ellipse2 = ellipse.copy()
# p2 = p.copy() p = new Vector -100.25, -160
# expect(ellipse.distanceToPoint(p)).toBe 0 p2 = p.copy()
# ellipse.rotation = 0.00000001 * Math.PI expect(ellipse.distanceToPoint(p)).toBe 0
# expect(ellipse.distanceToPoint(p)).toBe 0 ellipse.rotation = 0.00000001 * Math.PI
# expect(ellipse.distanceToPoint(p)).toBe 0
#it 'AABB works when not rotated', ->
# ellipse = new Ellipse 10, 20, 30, 40 it 'AABB works when not rotated', ->
# rect = new Rectangle 10, 20, 30, 40 ellipse = new Ellipse 10, 20, 30, 40
# aabb1 = ellipse.axisAlignedBoundingBox() rect = new Rectangle 10, 20, 30, 40
# aabb2 = ellipse.axisAlignedBoundingBox() aabb1 = ellipse.axisAlignedBoundingBox()
# for prop in ['x', 'y', 'width', 'height'] aabb2 = ellipse.axisAlignedBoundingBox()
# expect(aabb1[prop]).toBe aabb2[prop] for prop in ['x', 'y', 'width', 'height']
# expect(aabb1[prop]).toBe aabb2[prop]
#it 'AABB works when rotated', ->
# ellipse = new Ellipse 10, 20, 30, 40, Math.PI / 3 it 'AABB works when rotated', ->
# rect = new Rectangle 10, 20, 30, 40, Math.PI / 3 ellipse = new Ellipse 10, 20, 30, 40, Math.PI / 3
# aabb1 = ellipse.axisAlignedBoundingBox() rect = new Rectangle 10, 20, 30, 40, Math.PI / 3
# aabb2 = ellipse.axisAlignedBoundingBox() aabb1 = ellipse.axisAlignedBoundingBox()
# for prop in ['x', 'y', 'width', 'height'] aabb2 = ellipse.axisAlignedBoundingBox()
# expect(aabb1[prop]).toBe aabb2[prop] for prop in ['x', 'y', 'width', 'height']
# expect(aabb1[prop]).toBe aabb2[prop]
#it 'calculates ellipse intersections properly', ->
# # ellipse with y major axis, off-origin center, and 45 degree rotation it 'calculates ellipse intersections properly', ->
# ellipse = new Ellipse 1, 2, 4, 6, Math.PI / 4 # ellipse with y major axis, off-origin center, and 45 degree rotation
# expect(ellipse.intersectsShape new Rectangle(0, 0, 2, 2, 0)).toBe true ellipse = new Ellipse 1, 2, 4, 6, Math.PI / 4
# expect(ellipse.intersectsShape new Rectangle(0, -1, 2, 3, 0)).toBe true expect(ellipse.intersectsShape new Rectangle(0, 0, 2, 2, 0)).toBe true
# expect(ellipse.intersectsShape new Rectangle(-1, -0.5, 2 * Math.SQRT2, 2 * Math.SQRT2, Math.PI / 4)).toBe true expect(ellipse.intersectsShape new Rectangle(0, -1, 2, 3, 0)).toBe true
# expect(ellipse.intersectsShape new Rectangle(-1, -0.5, 2 * Math.SQRT2, 2 * Math.SQRT2, 0)).toBe true expect(ellipse.intersectsShape new Rectangle(-1, -0.5, 2 * Math.SQRT2, 2 * Math.SQRT2, Math.PI / 4)).toBe true
# expect(ellipse.intersectsShape new Rectangle(-1, -1, 2 * Math.SQRT2, 2 * Math.SQRT2, 0)).toBe true expect(ellipse.intersectsShape new Rectangle(-1, -0.5, 2 * Math.SQRT2, 2 * Math.SQRT2, 0)).toBe true
# expect(ellipse.intersectsShape new Rectangle(-1, -1, 2 * Math.SQRT2, 2 * Math.SQRT2, Math.PI / 4)).toBe false expect(ellipse.intersectsShape new Rectangle(-1, -1, 2 * Math.SQRT2, 2 * Math.SQRT2, 0)).toBe true
# expect(ellipse.intersectsShape new Rectangle(-2, -2, 2, 2, 0)).toBe false expect(ellipse.intersectsShape new Rectangle(-1, -1, 2 * Math.SQRT2, 2 * Math.SQRT2, Math.PI / 4)).toBe false
# expect(ellipse.intersectsShape new Rectangle(-Math.SQRT2 / 2, -Math.SQRT2 / 2, Math.SQRT2, Math.SQRT2, 0)).toBe false expect(ellipse.intersectsShape new Rectangle(-2, -2, 2, 2, 0)).toBe false
# expect(ellipse.intersectsShape new Rectangle(-Math.SQRT2 / 2, -Math.SQRT2 / 2, Math.SQRT2, Math.SQRT2, Math.PI / 4)).toBe false expect(ellipse.intersectsShape new Rectangle(-Math.SQRT2 / 2, -Math.SQRT2 / 2, Math.SQRT2, Math.SQRT2, 0)).toBe false
# expect(ellipse.intersectsShape new Rectangle(-2, 0, 2, 2, 0)).toBe false expect(ellipse.intersectsShape new Rectangle(-Math.SQRT2 / 2, -Math.SQRT2 / 2, Math.SQRT2, Math.SQRT2, Math.PI / 4)).toBe false
# expect(ellipse.intersectsShape new Rectangle(0, -2, 2, 2, 0)).toBe false expect(ellipse.intersectsShape new Rectangle(-2, 0, 2, 2, 0)).toBe false
# expect(ellipse.intersectsShape new Rectangle(1, 2, 1, 1, 0)).toBe true expect(ellipse.intersectsShape new Rectangle(0, -2, 2, 2, 0)).toBe false
expect(ellipse.intersectsShape new Rectangle(1, 2, 1, 1, 0)).toBe true

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@ -28,13 +28,13 @@ describe 'LineSegment', ->
it 'can tell when a point is on a line or segment', -> it 'can tell when a point is on a line or segment', ->
lineSegment = new LineSegment v00, v11 lineSegment = new LineSegment v00, v11
expect(lineSegment.pointOnLine v22, false).toBe true expect(lineSegment.pointOnLine v22, false).toBe true
#expect(lineSegment.pointOnLine v22, true).toBe false expect(lineSegment.pointOnLine v22, true).toBe false
#expect(lineSegment.pointOnLine v00, false).toBe true expect(lineSegment.pointOnLine v00, false).toBe true
#expect(lineSegment.pointOnLine v00, true).toBe true expect(lineSegment.pointOnLine v00, true).toBe true
#expect(lineSegment.pointOnLine v11, true).toBe true expect(lineSegment.pointOnLine v11, true).toBe true
#expect(lineSegment.pointOnLine v11, false).toBe true expect(lineSegment.pointOnLine v11, false).toBe true
#expect(lineSegment.pointOnLine v34, false).toBe false expect(lineSegment.pointOnLine v34, false).toBe false
#expect(lineSegment.pointOnLine v34, true).toBe false expect(lineSegment.pointOnLine v34, true).toBe false
it 'correctly calculates distance to points', -> it 'correctly calculates distance to points', ->
lineSegment = new LineSegment v00, v11 lineSegment = new LineSegment v00, v11