Function TestCapCellUnionBoundLevel1Radius

s2/cap_test.go:217–225

(t *testing.T)

}

func TestCapCellUnionBoundLevel1Radius(t *testing.T) {
	// Check that a cap whose radius is approximately the width of a level 1
	// Cell can be covered by only 3 faces.
	c := CapFromCenterAngle(PointFromCoords(1, 1, 1), s1.Angle(MinWidthMetric.Value(1)))
	covering := c.CellUnionBound()
	if len(covering) != 3 {
		t.Errorf("a cap with radius of a level 1 cell should be covered by 3 faces, got %d", len(covering))
	}
}

func TestCapExpanded(t *testing.T) {
	cap50 := CapFromCenterAngle(xAxisPt, 50.0*s1.Degree)