auto_tests/tests/parser.js

   1 /**
   2  * @fileoverview Tests the way that dygraphs parses data.
   3  *
   4  * @author danvk@google.com (Dan Vanderkam)
   5  */
   6 var parserTestCase = TestCase("parser");
   7
   8 parserTestCase.prototype.setUp = function() {
   9   document.body.innerHTML = "<div id='graph'></div>";
  10 };
  11
  12 parserTestCase.prototype.tearDown = function() {
  13 };
  14
  15 parserTestCase.prototype.testDetectLineDelimiter = function() {
  16   var data = "X,Y\r" +
  17       "0,-1\r" +
  18       "1,0\r" +
  19       "2,1\r" +
  20       "3,0\r"
  21   ;
  22   assertEquals("\r", Dygraph.detectLineDelimiter(data));
  23
  24   data = "X,Y\n" +
  25       "0,-1\n" +
  26       "1,0\n" +
  27       "2,1\n" +
  28       "3,0\n"
  29   ;
  30   assertEquals("\n", Dygraph.detectLineDelimiter(data));
  31
  32   data = "X,Y\n\r" +
  33       "0,-1\n\r" +
  34       "1,0\n\r" +
  35       "2,1\n\r" +
  36       "3,0\n\r"
  37   ;
  38   assertEquals("\n\r", Dygraph.detectLineDelimiter(data));
  39 };
  40
  41 parserTestCase.prototype.testParseDosNewlines = function() {
  42   var opts = {
  43     width: 480,
  44     height: 320
  45   };
  46   var data = "X,Y\r" +
  47       "0,-1\r" +
  48       "1,0\r" +
  49       "2,1\r" +
  50       "3,0\r"
  51   ;
  52
  53   var graph = document.getElementById("graph");
  54   var g = new Dygraph(graph, data, opts);
  55
  56   assertEquals(0, g.getValue(0, 0));
  57   assertEquals(-1, g.getValue(0, 1));
  58   assertEquals(1, g.getValue(1, 0));
  59   assertEquals(0, g.getValue(1, 1));
  60   assertEquals(['X', 'Y'], g.getLabels());
  61 };
  62