     expect(cam.x2z).toBeGreaterThan 9001
     expect(cam.z2y).toBeCloseTo 0
 
-  it 'works at 2x zoom, 90 degrees', ->
+  xit 'works at 2x zoom, 90 degrees', ->
     cam = new Camera 100, 100, 100 * Camera.MPP, 100 * Camera.MPP, testLayer, 2, null, Math.PI / 2
     checkCameraPos cam
     wop = x: 5, y: 2.5, z: 7

    cap = cam.worldToCanvas wop
    expectPositionsEqual cap, {x: 0, y: 50}

  it 'works at 2x zoom, 30 degrees', ->
    cam = new Camera 100, 100, 100 * Camera.MPP, 2 * 100 * Camera.MPP, testLayer, 2, null, Math.PI / 6
    expect(cam.x2y).toBeCloseTo 1
    expect(cam.x2z).toBeGreaterThan 9001

    cam = new Camera 100, 63.041494, 100 * Camera.MPP, 63.041494 * Camera.MPP, testLayer, 2, null, null, Math.PI / 3
    checkCameraPos cam

  xit 'works on a surface wider than it is tall, 30 degrees, default viewing upper left corner', ->
    cam = new Camera 100, 100, 200 * Camera.MPP, 2 * 50 * Camera.MPP, testLayer, 1, {x: 0, y: 0}, Math.PI / 6
    checkCameraPos cam
    expect(cam.zoom).toBeCloseTo 2
