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'use strict';
var mockfs = require('./../mockfs');
var mbgl = require('../../index');
var test = require('tape');
var options = {
request: function(req, callback) {
callback(null, { data: mockfs.dataForRequest(req) });
},
ratio: 1,
};
test('Cancel', function(t) {
t.test('sanity', function(t) {
var renderCount = 0;
var cancelCount = 0;
var map = new mbgl.Map(options);
var renderCallback = function(err, pixels) {
if (err) {
cancelCount++;
} else {
renderCount++;
}
};
map.load(mockfs.style_vector);
map.render({ zoom: 16 }, renderCallback);
map.cancel();
map.render({ zoom: 16 }, renderCallback);
map.cancel();
map.render({ zoom: 16 }, renderCallback);
map.cancel();
t.equal(renderCount, 0);
t.equal(cancelCount, 3);
t.end();
});
t.test('render after cancel', function(t) {
var map = new mbgl.Map(options);
var renderCallback = function(err, pixels) { if (!err) t.end(); };
map.load(mockfs.style_vector);
map.render({ zoom: 16 }, renderCallback);
map.cancel();
map.render({ zoom: 16 }, renderCallback);
});
t.test('cancel after cancel', function(t) {
var cancelCount = 0;
var map = new mbgl.Map(options);
map.load(mockfs.style_vector);
map.render({ zoom: 16 }, function(err, pixels) {
cancelCount++;
});
map.cancel();
t.throws(function() {
map.cancel();
}, 'already canceled');
t.equal(cancelCount, 1);
t.end();
});
t.test('cancel without rendering', function(t) {
var cancelCount = 0;
var map = new mbgl.Map(options);
map.load(mockfs.style_vector);
t.throws(function() {
map.cancel();
}, 'nothing to cancel');
t.end();
});
t.test('release after cancel', function(t) {
var map = new mbgl.Map(options);
map.load(mockfs.style_vector);
map.render({ zoom: 16 }, function(err, pixels) {});
map.cancel();
map.release();
t.end();
});
t.test('cancel after release', function(t) {
var map = new mbgl.Map(options);
map.load(mockfs.style_vector);
map.render({ zoom: 16 }, function(err, pixels) {});
map.release();
t.throws(function() {
map.cancel();
}, 'map resources already released');
t.end();
});
})
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