Files
mongo/jstests/core/geo_fiddly_box.js
2016-05-28 17:55:12 -04:00

55 lines
1.4 KiB
JavaScript

// Reproduces simple test for SERVER-2832
// The setup to reproduce was/is to create a set of points where the
// "expand" portion of the geo-lookup expands the 2d range in only one
// direction (so points are required on either side of the expanding range)
t = db.geo_fiddly_box;
t.drop();
t.ensureIndex({loc: "2d"});
t.insert({"loc": [3, 1]});
t.insert({"loc": [3, 0.5]});
t.insert({"loc": [3, 0.25]});
t.insert({"loc": [3, -0.01]});
t.insert({"loc": [3, -0.25]});
t.insert({"loc": [3, -0.5]});
t.insert({"loc": [3, -1]});
// OK!
print(t.count());
assert.eq(
7, t.count({"loc": {"$within": {"$box": [[2, -2], [46, 2]]}}}), "Not all locations found!");
// Test normal lookup of a small square of points as a sanity check.
epsilon = 0.0001;
min = -1;
max = 1;
step = 1;
numItems = 0;
t.drop();
t.ensureIndex({loc: "2d"}, {max: max + epsilon / 2, min: min - epsilon / 2});
for (var x = min; x <= max; x += step) {
for (var y = min; y <= max; y += step) {
t.insert({"loc": {x: x, y: y}});
numItems++;
}
}
assert.eq(numItems,
t.count({
loc: {
$within: {
$box: [
[min - epsilon / 3, min - epsilon / 3],
[max + epsilon / 3, max + epsilon / 3]
]
}
}
}),
"Not all locations found!");