require("../env");

var vows = require("vows"),

assert = require("assert");

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

suite.addBatch({

"csv": {

topic: function() {

var cb = this.callback;

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

cb(null, csv);

});

},

"invokes the callback with the parsed CSV": function(csv) {

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

},

"overrides the mime type to text/csv": function(csv) {

assert.equal(XMLHttpRequest._last._info.mimeType, "text/csv");

},

"": {

topic: function() {

var cb = this.callback;

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

cb(null, csv);

});

},

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

assert.isNull(csv);

}

}

}

});

suite.export(module);