require("../env");

require("../../d3");

var vows = require("vows"),

assert = require("assert");

var suite = vows.describe("d3.json");

suite.addBatch({

"json": {

topic: function() {

var cb = this.callback;

return d3.json("examples/data/sample.json", function(json) {

cb(null, json);

});

},

"invokes the callback with the loaded JSON": function(json) {

assert.deepEqual(json, [{"Hello":42,"World":"\"fish\""}]);

},

"overrides the mime type to application/json": function(json) {

assert.equal(XMLHttpRequest._last._info.mimeType, "application/json");

},

"": {

topic: function() {

var cb = this.callback;

return d3.json("//does/not/exist.json", function(json) {

cb(null, json);

});

},

"invokes the callback with null when an error occurs": function(json) {

assert.isNull(json);

}

}

}

});

suite.export(module);