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//
// Tests for polygon querying with varying levels of accuracy
//
(function() {
"use strict";
const numTests = 31;
for (let n = 0; n < numTests; n++) {
let t = db.geo_polygon3;
t.drop();
let num = 0;
for (let x = 1; x < 9; x++) {
for (let y = 1; y < 9; y++) {
let o = {_id: num++, loc: [x, y]};
assert.writeOK(t.insert(o));
}
}
assert.commandWorked(t.createIndex({loc: "2d"}, {bits: 2 + n}));
const triangle = [[0, 0], [1, 1], [0, 2]];
// Look at only a small slice of the data within a triangle
assert.eq(1, t.find({loc: {"$within": {"$polygon": triangle}}}).itcount(), "Triangle Test");
let boxBounds = [[0, 0], [0, 10], [10, 10], [10, 0]];
assert.eq(num,
t.find({loc: {"$within": {"$polygon": boxBounds}}}).itcount(),
"Bounding Box Test");
// Look in a box much bigger than the one we have data in
boxBounds = [[-100, -100], [-100, 100], [100, 100], [100, -100]];
assert.eq(num,
t.find({loc: {"$within": {"$polygon": boxBounds}}}).itcount(),
"Big Bounding Box Test");
assert(t.drop());
const pacman = [
[0, 2],
[0, 4],
[2, 6],
[4, 6], // Head
[6, 4],
[4, 3],
[6, 2], // Mouth
[4, 0],
[2, 0] // Bottom
];
assert.writeOK(t.insert({loc: [1, 3]})); // Add a point that's in
assert.commandWorked(t.createIndex({loc: "2d"}, {bits: 2 + n}));
assert.eq(1, t.find({loc: {$within: {$polygon: pacman}}}).itcount(), "Pacman single point");
assert.writeOK(
t.insert({loc: [5, 3]})); // Add a point that's out right in the mouth opening
assert.writeOK(t.insert({loc: [3, 7]})); // Add a point above the center of the head
assert.writeOK(t.insert({loc: [3, -1]})); // Add a point below the center of the bottom
assert.eq(1, t.find({loc: {$within: {$polygon: pacman}}}).itcount(), "Pacman double point");
}
})();
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