require("../env");

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

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

var vows = require("vows"),

    assert = require("assert");

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

suite.addBatch({

  "format": {

    topic: function() {

      return d3.csv.format;

    },

    "takes an array of arrays as input": function(format) {

      assert.equal(format([["a", "b", "c"], ["1", "2", "3"]]), "a,b,c\n1,2,3");

    },

    "separates lines using unix newline": function(format) {

      assert.equal(format([[], []]), "\n");

    },

    "does not strip whitespace": function(format) {

      assert.equal(format([["a ", " b", "c"], ["1", "2", "3 "]]), "a , b,c\n1,2,3 ");

    },

    "does not quote simple values": function(format) {

      assert.equal(format([["a"], [1]]), "a\n1");

    },

    "escapes double quotes": function(format) {

      assert.equal(format([["\"fish\""]]), "\"\"\"fish\"\"\"");

    },

    "escapes unix newlines": function(format) {

      assert.equal(format([["new\nline"]]), "\"new\nline\"");

    },

    "escapes commas": function(format) {

      assert.equal(format([["oxford,comma"]]), "\"oxford,comma\"");

    }

  }

});

suite.export(module);