| 1 | /** |
| 2 | * @fileoverview Tests input data which uses scientific notation. |
| 3 | * This is a regression test for |
| 4 | * http://code.google.com/p/dygraphs/issues/detail?id=186 |
| 5 | * |
| 6 | * @author danvk@google.com (Dan Vanderkam) |
| 7 | */ |
| 8 | var scientificNotationTestCase = TestCase("scientific-notation"); |
| 9 | |
| 10 | scientificNotationTestCase.prototype.setUp = function() { |
| 11 | document.body.innerHTML = "<div id='graph'></div>"; |
| 12 | }; |
| 13 | |
| 14 | scientificNotationTestCase.prototype.tearDown = function() { |
| 15 | }; |
| 16 | |
| 17 | function getXValues(g) { |
| 18 | var xs = []; |
| 19 | for (var i = 0; i < g.numRows(); i++) { |
| 20 | xs.push(g.getValue(i, 0)); |
| 21 | } |
| 22 | return xs; |
| 23 | } |
| 24 | |
| 25 | scientificNotationTestCase.prototype.testScientificInput = function() { |
| 26 | var data = "X,Y\n" + |
| 27 | "1.0e1,-1\n" + |
| 28 | "2.0e1,0\n" + |
| 29 | "3.0e1,1\n" + |
| 30 | "4.0e1,0\n" |
| 31 | ; |
| 32 | |
| 33 | var graph = document.getElementById("graph"); |
| 34 | var g = new Dygraph(graph, data, {}); |
| 35 | assertEqualsDelta([10, 20, 30, 40], getXValues(g), 1e-6); |
| 36 | }; |
| 37 | |
| 38 | scientificNotationTestCase.prototype.testScientificInputPlus = function() { |
| 39 | var data = "X,Y\n" + |
| 40 | "1.0e+1,-1\n" + |
| 41 | "2.0e+1,0\n" + |
| 42 | "3.0e+1,1\n" + |
| 43 | "4.0e+1,0\n" |
| 44 | ; |
| 45 | |
| 46 | var graph = document.getElementById("graph"); |
| 47 | var g = new Dygraph(graph, data, {}); |
| 48 | assertEqualsDelta([10, 20, 30, 40], getXValues(g), 1e-6); |
| 49 | }; |
| 50 | |
| 51 | scientificNotationTestCase.prototype.testScientificInputMinus = function() { |
| 52 | var data = "X,Y\n" + |
| 53 | "1.0e-1,-1\n" + |
| 54 | "2.0e-1,0\n" + |
| 55 | "3.0e-1,1\n" + |
| 56 | "4.0e-1,0\n" |
| 57 | ; |
| 58 | |
| 59 | var graph = document.getElementById("graph"); |
| 60 | var g = new Dygraph(graph, data, {}); |
| 61 | assertEqualsDelta([0.1, 0.2, 0.3, 0.4], getXValues(g), 1e-6); |
| 62 | }; |
| 63 | |
| 64 | scientificNotationTestCase.prototype.testScientificInputMinusCap = function() { |
| 65 | var data = "X,Y\n" + |
| 66 | "1.0E-1,-1\n" + |
| 67 | "2.0E-1,0\n" + |
| 68 | "3.0E-1,1\n" + |
| 69 | "4.0E-1,0\n" |
| 70 | ; |
| 71 | |
| 72 | var graph = document.getElementById("graph"); |
| 73 | var g = new Dygraph(graph, data, {}); |
| 74 | assertEqualsDelta([0.1, 0.2, 0.3, 0.4], getXValues(g), 1e-6); |
| 75 | }; |